1 /******************************************************************************
5 * Copyright(c) 2008 - 2012 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) \
67 #define DEBUGFS_ADD_U32(name, parent, ptr, mode) do { \
68 struct dentry *__tmp; \
69 __tmp = debugfs_create_u32(#name, mode, \
71 if (IS_ERR(__tmp) || !__tmp) \
76 #define DEBUGFS_READ_FUNC(name) \
77 static ssize_t iwl_dbgfs_##name##_read(struct file *file, \
78 char __user *user_buf, \
79 size_t count, loff_t *ppos);
81 #define DEBUGFS_WRITE_FUNC(name) \
82 static ssize_t iwl_dbgfs_##name##_write(struct file *file, \
83 const char __user *user_buf, \
84 size_t count, loff_t *ppos);
87 static int iwl_dbgfs_open_file_generic(struct inode
*inode
, struct file
*file
)
89 file
->private_data
= inode
->i_private
;
93 #define DEBUGFS_READ_FILE_OPS(name) \
94 DEBUGFS_READ_FUNC(name); \
95 static const struct file_operations iwl_dbgfs_##name##_ops = { \
96 .read = iwl_dbgfs_##name##_read, \
97 .open = iwl_dbgfs_open_file_generic, \
98 .llseek = generic_file_llseek, \
101 #define DEBUGFS_WRITE_FILE_OPS(name) \
102 DEBUGFS_WRITE_FUNC(name); \
103 static const struct file_operations iwl_dbgfs_##name##_ops = { \
104 .write = iwl_dbgfs_##name##_write, \
105 .open = iwl_dbgfs_open_file_generic, \
106 .llseek = generic_file_llseek, \
110 #define DEBUGFS_READ_WRITE_FILE_OPS(name) \
111 DEBUGFS_READ_FUNC(name); \
112 DEBUGFS_WRITE_FUNC(name); \
113 static const struct file_operations iwl_dbgfs_##name##_ops = { \
114 .write = iwl_dbgfs_##name##_write, \
115 .read = iwl_dbgfs_##name##_read, \
116 .open = iwl_dbgfs_open_file_generic, \
117 .llseek = generic_file_llseek, \
120 static ssize_t
iwl_dbgfs_tx_statistics_read(struct file
*file
,
121 char __user
*user_buf
,
122 size_t count
, loff_t
*ppos
) {
124 struct iwl_priv
*priv
= file
->private_data
;
130 const size_t bufsz
= 100 +
131 sizeof(char) * 50 * (MANAGEMENT_MAX
+ CONTROL_MAX
);
132 buf
= kzalloc(bufsz
, GFP_KERNEL
);
135 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Management:\n");
136 for (cnt
= 0; cnt
< MANAGEMENT_MAX
; cnt
++) {
137 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
139 get_mgmt_string(cnt
),
140 priv
->tx_stats
.mgmt
[cnt
]);
142 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Control\n");
143 for (cnt
= 0; cnt
< CONTROL_MAX
; cnt
++) {
144 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
146 get_ctrl_string(cnt
),
147 priv
->tx_stats
.ctrl
[cnt
]);
149 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Data:\n");
150 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\tcnt: %u\n",
151 priv
->tx_stats
.data_cnt
);
152 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\tbytes: %llu\n",
153 priv
->tx_stats
.data_bytes
);
154 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
159 static ssize_t
iwl_dbgfs_clear_traffic_statistics_write(struct file
*file
,
160 const char __user
*user_buf
,
161 size_t count
, loff_t
*ppos
)
163 struct iwl_priv
*priv
= file
->private_data
;
168 memset(buf
, 0, sizeof(buf
));
169 buf_size
= min(count
, sizeof(buf
) - 1);
170 if (copy_from_user(buf
, user_buf
, buf_size
))
172 if (sscanf(buf
, "%x", &clear_flag
) != 1)
174 iwl_clear_traffic_stats(priv
);
179 static ssize_t
iwl_dbgfs_rx_statistics_read(struct file
*file
,
180 char __user
*user_buf
,
181 size_t count
, loff_t
*ppos
) {
183 struct iwl_priv
*priv
= file
->private_data
;
188 const size_t bufsz
= 100 +
189 sizeof(char) * 50 * (MANAGEMENT_MAX
+ CONTROL_MAX
);
190 buf
= kzalloc(bufsz
, GFP_KERNEL
);
194 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Management:\n");
195 for (cnt
= 0; cnt
< MANAGEMENT_MAX
; cnt
++) {
196 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
198 get_mgmt_string(cnt
),
199 priv
->rx_stats
.mgmt
[cnt
]);
201 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Control:\n");
202 for (cnt
= 0; cnt
< CONTROL_MAX
; cnt
++) {
203 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
205 get_ctrl_string(cnt
),
206 priv
->rx_stats
.ctrl
[cnt
]);
208 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Data:\n");
209 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\tcnt: %u\n",
210 priv
->rx_stats
.data_cnt
);
211 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\tbytes: %llu\n",
212 priv
->rx_stats
.data_bytes
);
214 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
219 static ssize_t
iwl_dbgfs_sram_read(struct file
*file
,
220 char __user
*user_buf
,
221 size_t count
, loff_t
*ppos
)
227 bool device_format
= false;
232 struct iwl_priv
*priv
= file
->private_data
;
235 /* default is to dump the entire data segment */
236 if (!priv
->dbgfs_sram_offset
&& !priv
->dbgfs_sram_len
) {
237 priv
->dbgfs_sram_offset
= 0x800000;
238 if (priv
->shrd
->ucode_type
== IWL_UCODE_INIT
)
239 priv
->dbgfs_sram_len
= priv
->fw
->ucode_init
.data
.len
;
241 priv
->dbgfs_sram_len
= priv
->fw
->ucode_rt
.data
.len
;
243 len
= priv
->dbgfs_sram_len
;
246 device_format
= true;
250 bufsz
= 50 + len
* 4;
251 buf
= kmalloc(bufsz
, GFP_KERNEL
);
255 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "sram_len: 0x%x\n",
257 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "sram_offset: 0x%x\n",
258 priv
->dbgfs_sram_offset
);
260 /* adjust sram address since reads are only on even u32 boundaries */
261 offset
= priv
->dbgfs_sram_offset
& 0x3;
262 sram
= priv
->dbgfs_sram_offset
& ~0x3;
264 /* read the first u32 from sram */
265 val
= iwl_read_targ_mem(trans(priv
), sram
);
268 /* put the address at the start of every line */
270 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
271 "%08X: ", sram
+ offset
);
274 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
275 "%02x", (val
>> (8 * (3 - offset
))) & 0xff);
277 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
278 "%02x ", (val
>> (8 * offset
)) & 0xff);
280 /* if all bytes processed, read the next u32 from sram */
284 val
= iwl_read_targ_mem(trans(priv
), sram
);
287 /* put in extra spaces and split lines for human readability */
290 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\n");
291 } else if (!(i
& 7)) {
292 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, " ");
293 } else if (!(i
& 3)) {
294 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, " ");
298 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\n");
300 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
305 static ssize_t
iwl_dbgfs_sram_write(struct file
*file
,
306 const char __user
*user_buf
,
307 size_t count
, loff_t
*ppos
)
309 struct iwl_priv
*priv
= file
->private_data
;
314 memset(buf
, 0, sizeof(buf
));
315 buf_size
= min(count
, sizeof(buf
) - 1);
316 if (copy_from_user(buf
, user_buf
, buf_size
))
319 if (sscanf(buf
, "%x,%x", &offset
, &len
) == 2) {
320 priv
->dbgfs_sram_offset
= offset
;
321 priv
->dbgfs_sram_len
= len
;
322 } else if (sscanf(buf
, "%x", &offset
) == 1) {
323 priv
->dbgfs_sram_offset
= offset
;
324 priv
->dbgfs_sram_len
= -4;
326 priv
->dbgfs_sram_offset
= 0;
327 priv
->dbgfs_sram_len
= 0;
333 static ssize_t
iwl_dbgfs_wowlan_sram_read(struct file
*file
,
334 char __user
*user_buf
,
335 size_t count
, loff_t
*ppos
)
337 struct iwl_priv
*priv
= file
->private_data
;
339 if (!priv
->wowlan_sram
)
342 return simple_read_from_buffer(user_buf
, count
, ppos
,
344 priv
->fw
->ucode_wowlan
.data
.len
);
346 static ssize_t
iwl_dbgfs_stations_read(struct file
*file
, char __user
*user_buf
,
347 size_t count
, loff_t
*ppos
)
349 struct iwl_priv
*priv
= file
->private_data
;
350 struct iwl_station_entry
*station
;
351 struct iwl_tid_data
*tid_data
;
355 /* Add 30 for initial string */
356 const size_t bufsz
= 30 + sizeof(char) * 500 * (priv
->num_stations
);
358 buf
= kmalloc(bufsz
, GFP_KERNEL
);
362 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "num of stations: %d\n\n",
365 for (i
= 0; i
< IWLAGN_STATION_COUNT
; i
++) {
366 station
= &priv
->stations
[i
];
369 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
370 "station %d - addr: %pM, flags: %#x\n",
371 i
, station
->sta
.sta
.addr
,
372 station
->sta
.station_flags_msk
);
373 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
374 "TID\tseq_num\trate_n_flags\n");
376 for (j
= 0; j
< IWL_MAX_TID_COUNT
; j
++) {
377 tid_data
= &priv
->tid_data
[i
][j
];
378 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
380 j
, tid_data
->seq_number
,
381 tid_data
->agg
.rate_n_flags
);
383 if (tid_data
->agg
.wait_for_ba
)
384 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
386 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\n");
389 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\n");
392 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
397 static ssize_t
iwl_dbgfs_nvm_read(struct file
*file
,
398 char __user
*user_buf
,
403 struct iwl_priv
*priv
= file
->private_data
;
404 int pos
= 0, ofs
= 0, buf_size
= 0;
408 size_t eeprom_len
= cfg(priv
)->base_params
->eeprom_size
;
409 buf_size
= 4 * eeprom_len
+ 256;
411 if (eeprom_len
% 16) {
412 IWL_ERR(priv
, "NVM size is not multiple of 16.\n");
416 ptr
= priv
->shrd
->eeprom
;
418 IWL_ERR(priv
, "Invalid EEPROM/OTP memory\n");
422 /* 4 characters for byte 0xYY */
423 buf
= kzalloc(buf_size
, GFP_KERNEL
);
425 IWL_ERR(priv
, "Can not allocate Buffer\n");
428 eeprom_ver
= iwl_eeprom_query16(priv
->shrd
, EEPROM_VERSION
);
429 pos
+= scnprintf(buf
+ pos
, buf_size
- pos
, "NVM Type: %s, "
431 (trans(priv
)->nvm_device_type
== NVM_DEVICE_TYPE_OTP
)
432 ? "OTP" : "EEPROM", eeprom_ver
);
433 for (ofs
= 0 ; ofs
< eeprom_len
; ofs
+= 16) {
434 pos
+= scnprintf(buf
+ pos
, buf_size
- pos
, "0x%.4x ", ofs
);
435 hex_dump_to_buffer(ptr
+ ofs
, 16 , 16, 2, buf
+ pos
,
437 pos
+= strlen(buf
+ pos
);
438 if (buf_size
- pos
> 0)
442 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
447 static ssize_t
iwl_dbgfs_channels_read(struct file
*file
, char __user
*user_buf
,
448 size_t count
, loff_t
*ppos
)
450 struct iwl_priv
*priv
= file
->private_data
;
451 struct ieee80211_channel
*channels
= NULL
;
452 const struct ieee80211_supported_band
*supp_band
= NULL
;
453 int pos
= 0, i
, bufsz
= PAGE_SIZE
;
457 if (!test_bit(STATUS_GEO_CONFIGURED
, &priv
->status
))
460 buf
= kzalloc(bufsz
, GFP_KERNEL
);
462 IWL_ERR(priv
, "Can not allocate Buffer\n");
466 supp_band
= iwl_get_hw_mode(priv
, IEEE80211_BAND_2GHZ
);
468 channels
= supp_band
->channels
;
470 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
471 "Displaying %d channels in 2.4GHz band 802.11bg):\n",
472 supp_band
->n_channels
);
474 for (i
= 0; i
< supp_band
->n_channels
; i
++)
475 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
476 "%d: %ddBm: BSS%s%s, %s.\n",
477 channels
[i
].hw_value
,
478 channels
[i
].max_power
,
479 channels
[i
].flags
& IEEE80211_CHAN_RADAR
?
480 " (IEEE 802.11h required)" : "",
481 ((channels
[i
].flags
& IEEE80211_CHAN_NO_IBSS
)
482 || (channels
[i
].flags
&
483 IEEE80211_CHAN_RADAR
)) ? "" :
486 IEEE80211_CHAN_PASSIVE_SCAN
?
487 "passive only" : "active/passive");
489 supp_band
= iwl_get_hw_mode(priv
, IEEE80211_BAND_5GHZ
);
491 channels
= supp_band
->channels
;
493 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
494 "Displaying %d channels in 5.2GHz band (802.11a)\n",
495 supp_band
->n_channels
);
497 for (i
= 0; i
< supp_band
->n_channels
; i
++)
498 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
499 "%d: %ddBm: BSS%s%s, %s.\n",
500 channels
[i
].hw_value
,
501 channels
[i
].max_power
,
502 channels
[i
].flags
& IEEE80211_CHAN_RADAR
?
503 " (IEEE 802.11h required)" : "",
504 ((channels
[i
].flags
& IEEE80211_CHAN_NO_IBSS
)
505 || (channels
[i
].flags
&
506 IEEE80211_CHAN_RADAR
)) ? "" :
509 IEEE80211_CHAN_PASSIVE_SCAN
?
510 "passive only" : "active/passive");
512 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
517 static ssize_t
iwl_dbgfs_status_read(struct file
*file
,
518 char __user
*user_buf
,
519 size_t count
, loff_t
*ppos
) {
521 struct iwl_priv
*priv
= file
->private_data
;
524 const size_t bufsz
= sizeof(buf
);
526 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_HCMD_ACTIVE:\t %d\n",
527 test_bit(STATUS_HCMD_ACTIVE
, &priv
->shrd
->status
));
528 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_RF_KILL_HW:\t %d\n",
529 test_bit(STATUS_RF_KILL_HW
, &priv
->status
));
530 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_CT_KILL:\t\t %d\n",
531 test_bit(STATUS_CT_KILL
, &priv
->status
));
532 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_ALIVE:\t\t %d\n",
533 test_bit(STATUS_ALIVE
, &priv
->status
));
534 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_READY:\t\t %d\n",
535 test_bit(STATUS_READY
, &priv
->status
));
536 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_GEO_CONFIGURED:\t %d\n",
537 test_bit(STATUS_GEO_CONFIGURED
, &priv
->status
));
538 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_EXIT_PENDING:\t %d\n",
539 test_bit(STATUS_EXIT_PENDING
, &priv
->status
));
540 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_STATISTICS:\t %d\n",
541 test_bit(STATUS_STATISTICS
, &priv
->status
));
542 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_SCANNING:\t %d\n",
543 test_bit(STATUS_SCANNING
, &priv
->status
));
544 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_SCAN_ABORTING:\t %d\n",
545 test_bit(STATUS_SCAN_ABORTING
, &priv
->status
));
546 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_SCAN_HW:\t\t %d\n",
547 test_bit(STATUS_SCAN_HW
, &priv
->status
));
548 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_POWER_PMI:\t %d\n",
549 test_bit(STATUS_POWER_PMI
, &priv
->shrd
->status
));
550 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_FW_ERROR:\t %d\n",
551 test_bit(STATUS_FW_ERROR
, &priv
->shrd
->status
));
552 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
555 static ssize_t
iwl_dbgfs_rx_handlers_read(struct file
*file
,
556 char __user
*user_buf
,
557 size_t count
, loff_t
*ppos
) {
559 struct iwl_priv
*priv
= file
->private_data
;
564 int bufsz
= 24 * 64; /* 24 items * 64 char per item */
567 buf
= kzalloc(bufsz
, GFP_KERNEL
);
569 IWL_ERR(priv
, "Can not allocate Buffer\n");
573 for (cnt
= 0; cnt
< REPLY_MAX
; cnt
++) {
574 if (priv
->rx_handlers_stats
[cnt
] > 0)
575 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
576 "\tRx handler[%36s]:\t\t %u\n",
578 priv
->rx_handlers_stats
[cnt
]);
581 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
586 static ssize_t
iwl_dbgfs_rx_handlers_write(struct file
*file
,
587 const char __user
*user_buf
,
588 size_t count
, loff_t
*ppos
)
590 struct iwl_priv
*priv
= file
->private_data
;
596 memset(buf
, 0, sizeof(buf
));
597 buf_size
= min(count
, sizeof(buf
) - 1);
598 if (copy_from_user(buf
, user_buf
, buf_size
))
600 if (sscanf(buf
, "%x", &reset_flag
) != 1)
603 memset(&priv
->rx_handlers_stats
[0], 0,
604 sizeof(priv
->rx_handlers_stats
));
609 static ssize_t
iwl_dbgfs_qos_read(struct file
*file
, char __user
*user_buf
,
610 size_t count
, loff_t
*ppos
)
612 struct iwl_priv
*priv
= file
->private_data
;
613 struct iwl_rxon_context
*ctx
;
615 char buf
[256 * NUM_IWL_RXON_CTX
];
616 const size_t bufsz
= sizeof(buf
);
618 for_each_context(priv
, ctx
) {
619 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "context %d:\n",
621 for (i
= 0; i
< AC_NUM
; i
++) {
622 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
623 "\tcw_min\tcw_max\taifsn\ttxop\n");
624 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
625 "AC[%d]\t%u\t%u\t%u\t%u\n", i
,
626 ctx
->qos_data
.def_qos_parm
.ac
[i
].cw_min
,
627 ctx
->qos_data
.def_qos_parm
.ac
[i
].cw_max
,
628 ctx
->qos_data
.def_qos_parm
.ac
[i
].aifsn
,
629 ctx
->qos_data
.def_qos_parm
.ac
[i
].edca_txop
);
631 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\n");
633 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
636 static ssize_t
iwl_dbgfs_thermal_throttling_read(struct file
*file
,
637 char __user
*user_buf
,
638 size_t count
, loff_t
*ppos
)
640 struct iwl_priv
*priv
= file
->private_data
;
641 struct iwl_tt_mgmt
*tt
= &priv
->thermal_throttle
;
642 struct iwl_tt_restriction
*restriction
;
645 const size_t bufsz
= sizeof(buf
);
647 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
648 "Thermal Throttling Mode: %s\n",
649 tt
->advanced_tt
? "Advance" : "Legacy");
650 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
651 "Thermal Throttling State: %d\n",
653 if (tt
->advanced_tt
) {
654 restriction
= tt
->restriction
+ tt
->state
;
655 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
657 restriction
->tx_stream
);
658 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
660 restriction
->rx_stream
);
661 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
665 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
668 static ssize_t
iwl_dbgfs_disable_ht40_write(struct file
*file
,
669 const char __user
*user_buf
,
670 size_t count
, loff_t
*ppos
)
672 struct iwl_priv
*priv
= file
->private_data
;
677 memset(buf
, 0, sizeof(buf
));
678 buf_size
= min(count
, sizeof(buf
) - 1);
679 if (copy_from_user(buf
, user_buf
, buf_size
))
681 if (sscanf(buf
, "%d", &ht40
) != 1)
683 if (!iwl_is_any_associated(priv
))
684 priv
->disable_ht40
= ht40
? true : false;
686 IWL_ERR(priv
, "Sta associated with AP - "
687 "Change to 40MHz channel support is not allowed\n");
694 static ssize_t
iwl_dbgfs_disable_ht40_read(struct file
*file
,
695 char __user
*user_buf
,
696 size_t count
, loff_t
*ppos
)
698 struct iwl_priv
*priv
= file
->private_data
;
701 const size_t bufsz
= sizeof(buf
);
703 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
704 "11n 40MHz Mode: %s\n",
705 priv
->disable_ht40
? "Disabled" : "Enabled");
706 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
709 static ssize_t
iwl_dbgfs_temperature_read(struct file
*file
,
710 char __user
*user_buf
,
711 size_t count
, loff_t
*ppos
)
713 struct iwl_priv
*priv
= file
->private_data
;
716 const size_t bufsz
= sizeof(buf
);
718 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%d\n", priv
->temperature
);
719 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
723 static ssize_t
iwl_dbgfs_sleep_level_override_write(struct file
*file
,
724 const char __user
*user_buf
,
725 size_t count
, loff_t
*ppos
)
727 struct iwl_priv
*priv
= file
->private_data
;
732 memset(buf
, 0, sizeof(buf
));
733 buf_size
= min(count
, sizeof(buf
) - 1);
734 if (copy_from_user(buf
, user_buf
, buf_size
))
737 if (sscanf(buf
, "%d", &value
) != 1)
741 * Our users expect 0 to be "CAM", but 0 isn't actually
742 * valid here. However, let's not confuse them and present
743 * IWL_POWER_INDEX_1 as "1", not "0".
750 if (value
!= -1 && (value
< 0 || value
>= IWL_POWER_NUM
))
753 if (!iwl_is_ready_rf(priv
))
756 priv
->power_data
.debug_sleep_level_override
= value
;
758 mutex_lock(&priv
->mutex
);
759 iwl_power_update_mode(priv
, true);
760 mutex_unlock(&priv
->mutex
);
765 static ssize_t
iwl_dbgfs_sleep_level_override_read(struct file
*file
,
766 char __user
*user_buf
,
767 size_t count
, loff_t
*ppos
)
769 struct iwl_priv
*priv
= file
->private_data
;
772 const size_t bufsz
= sizeof(buf
);
774 /* see the write function */
775 value
= priv
->power_data
.debug_sleep_level_override
;
779 pos
= scnprintf(buf
, bufsz
, "%d\n", value
);
780 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
783 static ssize_t
iwl_dbgfs_current_sleep_command_read(struct file
*file
,
784 char __user
*user_buf
,
785 size_t count
, loff_t
*ppos
)
787 struct iwl_priv
*priv
= file
->private_data
;
790 const size_t bufsz
= sizeof(buf
);
791 struct iwl_powertable_cmd
*cmd
= &priv
->power_data
.sleep_cmd
;
793 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
794 "flags: %#.2x\n", le16_to_cpu(cmd
->flags
));
795 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
796 "RX/TX timeout: %d/%d usec\n",
797 le32_to_cpu(cmd
->rx_data_timeout
),
798 le32_to_cpu(cmd
->tx_data_timeout
));
799 for (i
= 0; i
< IWL_POWER_VEC_SIZE
; i
++)
800 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
801 "sleep_interval[%d]: %d\n", i
,
802 le32_to_cpu(cmd
->sleep_interval
[i
]));
804 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
807 DEBUGFS_READ_WRITE_FILE_OPS(sram
);
808 DEBUGFS_READ_FILE_OPS(wowlan_sram
);
809 DEBUGFS_READ_FILE_OPS(nvm
);
810 DEBUGFS_READ_FILE_OPS(stations
);
811 DEBUGFS_READ_FILE_OPS(channels
);
812 DEBUGFS_READ_FILE_OPS(status
);
813 DEBUGFS_READ_WRITE_FILE_OPS(rx_handlers
);
814 DEBUGFS_READ_FILE_OPS(qos
);
815 DEBUGFS_READ_FILE_OPS(thermal_throttling
);
816 DEBUGFS_READ_WRITE_FILE_OPS(disable_ht40
);
817 DEBUGFS_READ_FILE_OPS(temperature
);
818 DEBUGFS_READ_WRITE_FILE_OPS(sleep_level_override
);
819 DEBUGFS_READ_FILE_OPS(current_sleep_command
);
821 static ssize_t
iwl_dbgfs_traffic_log_read(struct file
*file
,
822 char __user
*user_buf
,
823 size_t count
, loff_t
*ppos
)
825 struct iwl_priv
*priv
= file
->private_data
;
826 int pos
= 0, ofs
= 0;
830 int bufsz
= ((IWL_TRAFFIC_ENTRIES
* IWL_TRAFFIC_ENTRY_SIZE
* 64) * 2) +
831 (cfg(priv
)->base_params
->num_of_queues
* 32 * 8) + 400;
835 buf
= kzalloc(bufsz
, GFP_KERNEL
);
837 IWL_ERR(priv
, "Can not allocate buffer\n");
840 if (priv
->tx_traffic
&& iwl_have_debug_level(IWL_DL_TX
)) {
841 ptr
= priv
->tx_traffic
;
842 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
843 "Tx Traffic idx: %u\n", priv
->tx_traffic_idx
);
844 for (cnt
= 0, ofs
= 0; cnt
< IWL_TRAFFIC_ENTRIES
; cnt
++) {
845 for (entry
= 0; entry
< IWL_TRAFFIC_ENTRY_SIZE
/ 16;
846 entry
++, ofs
+= 16) {
847 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
849 hex_dump_to_buffer(ptr
+ ofs
, 16, 16, 2,
850 buf
+ pos
, bufsz
- pos
, 0);
851 pos
+= strlen(buf
+ pos
);
858 if (priv
->rx_traffic
&& iwl_have_debug_level(IWL_DL_RX
)) {
859 ptr
= priv
->rx_traffic
;
860 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
861 "Rx Traffic idx: %u\n", priv
->rx_traffic_idx
);
862 for (cnt
= 0, ofs
= 0; cnt
< IWL_TRAFFIC_ENTRIES
; cnt
++) {
863 for (entry
= 0; entry
< IWL_TRAFFIC_ENTRY_SIZE
/ 16;
864 entry
++, ofs
+= 16) {
865 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
867 hex_dump_to_buffer(ptr
+ ofs
, 16, 16, 2,
868 buf
+ pos
, bufsz
- pos
, 0);
869 pos
+= strlen(buf
+ pos
);
876 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
881 static ssize_t
iwl_dbgfs_traffic_log_write(struct file
*file
,
882 const char __user
*user_buf
,
883 size_t count
, loff_t
*ppos
)
885 struct iwl_priv
*priv
= file
->private_data
;
890 memset(buf
, 0, sizeof(buf
));
891 buf_size
= min(count
, sizeof(buf
) - 1);
892 if (copy_from_user(buf
, user_buf
, buf_size
))
894 if (sscanf(buf
, "%d", &traffic_log
) != 1)
896 if (traffic_log
== 0)
897 iwl_reset_traffic_log(priv
);
902 static const char *fmt_value
= " %-30s %10u\n";
903 static const char *fmt_hex
= " %-30s 0x%02X\n";
904 static const char *fmt_table
= " %-30s %10u %10u %10u %10u\n";
905 static const char *fmt_header
=
906 "%-32s current cumulative delta max\n";
908 static int iwl_statistics_flag(struct iwl_priv
*priv
, char *buf
, int bufsz
)
913 lockdep_assert_held(&priv
->statistics
.lock
);
915 flag
= le32_to_cpu(priv
->statistics
.flag
);
917 p
+= scnprintf(buf
+ p
, bufsz
- p
, "Statistics Flag(0x%X):\n", flag
);
918 if (flag
& UCODE_STATISTICS_CLEAR_MSK
)
919 p
+= scnprintf(buf
+ p
, bufsz
- p
,
920 "\tStatistics have been cleared\n");
921 p
+= scnprintf(buf
+ p
, bufsz
- p
, "\tOperational Frequency: %s\n",
922 (flag
& UCODE_STATISTICS_FREQUENCY_MSK
)
923 ? "2.4 GHz" : "5.2 GHz");
924 p
+= scnprintf(buf
+ p
, bufsz
- p
, "\tTGj Narrow Band: %s\n",
925 (flag
& UCODE_STATISTICS_NARROW_BAND_MSK
)
926 ? "enabled" : "disabled");
931 static ssize_t
iwl_dbgfs_ucode_rx_stats_read(struct file
*file
,
932 char __user
*user_buf
,
933 size_t count
, loff_t
*ppos
)
935 struct iwl_priv
*priv
= file
->private_data
;
938 int bufsz
= sizeof(struct statistics_rx_phy
) * 40 +
939 sizeof(struct statistics_rx_non_phy
) * 40 +
940 sizeof(struct statistics_rx_ht_phy
) * 40 + 400;
942 struct statistics_rx_phy
*ofdm
, *accum_ofdm
, *delta_ofdm
, *max_ofdm
;
943 struct statistics_rx_phy
*cck
, *accum_cck
, *delta_cck
, *max_cck
;
944 struct statistics_rx_non_phy
*general
, *accum_general
;
945 struct statistics_rx_non_phy
*delta_general
, *max_general
;
946 struct statistics_rx_ht_phy
*ht
, *accum_ht
, *delta_ht
, *max_ht
;
948 if (!iwl_is_alive(priv
))
951 buf
= kzalloc(bufsz
, GFP_KERNEL
);
953 IWL_ERR(priv
, "Can not allocate Buffer\n");
958 * the statistic information display here is based on
959 * the last statistics notification from uCode
960 * might not reflect the current uCode activity
962 spin_lock_bh(&priv
->statistics
.lock
);
963 ofdm
= &priv
->statistics
.rx_ofdm
;
964 cck
= &priv
->statistics
.rx_cck
;
965 general
= &priv
->statistics
.rx_non_phy
;
966 ht
= &priv
->statistics
.rx_ofdm_ht
;
967 accum_ofdm
= &priv
->accum_stats
.rx_ofdm
;
968 accum_cck
= &priv
->accum_stats
.rx_cck
;
969 accum_general
= &priv
->accum_stats
.rx_non_phy
;
970 accum_ht
= &priv
->accum_stats
.rx_ofdm_ht
;
971 delta_ofdm
= &priv
->delta_stats
.rx_ofdm
;
972 delta_cck
= &priv
->delta_stats
.rx_cck
;
973 delta_general
= &priv
->delta_stats
.rx_non_phy
;
974 delta_ht
= &priv
->delta_stats
.rx_ofdm_ht
;
975 max_ofdm
= &priv
->max_delta_stats
.rx_ofdm
;
976 max_cck
= &priv
->max_delta_stats
.rx_cck
;
977 max_general
= &priv
->max_delta_stats
.rx_non_phy
;
978 max_ht
= &priv
->max_delta_stats
.rx_ofdm_ht
;
980 pos
+= iwl_statistics_flag(priv
, buf
, bufsz
);
981 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
982 fmt_header
, "Statistics_Rx - OFDM:");
983 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
984 fmt_table
, "ina_cnt:",
985 le32_to_cpu(ofdm
->ina_cnt
),
987 delta_ofdm
->ina_cnt
, max_ofdm
->ina_cnt
);
988 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
989 fmt_table
, "fina_cnt:",
990 le32_to_cpu(ofdm
->fina_cnt
), accum_ofdm
->fina_cnt
,
991 delta_ofdm
->fina_cnt
, max_ofdm
->fina_cnt
);
992 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
993 fmt_table
, "plcp_err:",
994 le32_to_cpu(ofdm
->plcp_err
), accum_ofdm
->plcp_err
,
995 delta_ofdm
->plcp_err
, max_ofdm
->plcp_err
);
996 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
997 fmt_table
, "crc32_err:",
998 le32_to_cpu(ofdm
->crc32_err
), accum_ofdm
->crc32_err
,
999 delta_ofdm
->crc32_err
, max_ofdm
->crc32_err
);
1000 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1001 fmt_table
, "overrun_err:",
1002 le32_to_cpu(ofdm
->overrun_err
),
1003 accum_ofdm
->overrun_err
, delta_ofdm
->overrun_err
,
1004 max_ofdm
->overrun_err
);
1005 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1006 fmt_table
, "early_overrun_err:",
1007 le32_to_cpu(ofdm
->early_overrun_err
),
1008 accum_ofdm
->early_overrun_err
,
1009 delta_ofdm
->early_overrun_err
,
1010 max_ofdm
->early_overrun_err
);
1011 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1012 fmt_table
, "crc32_good:",
1013 le32_to_cpu(ofdm
->crc32_good
),
1014 accum_ofdm
->crc32_good
, delta_ofdm
->crc32_good
,
1015 max_ofdm
->crc32_good
);
1016 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1017 fmt_table
, "false_alarm_cnt:",
1018 le32_to_cpu(ofdm
->false_alarm_cnt
),
1019 accum_ofdm
->false_alarm_cnt
,
1020 delta_ofdm
->false_alarm_cnt
,
1021 max_ofdm
->false_alarm_cnt
);
1022 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1023 fmt_table
, "fina_sync_err_cnt:",
1024 le32_to_cpu(ofdm
->fina_sync_err_cnt
),
1025 accum_ofdm
->fina_sync_err_cnt
,
1026 delta_ofdm
->fina_sync_err_cnt
,
1027 max_ofdm
->fina_sync_err_cnt
);
1028 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1029 fmt_table
, "sfd_timeout:",
1030 le32_to_cpu(ofdm
->sfd_timeout
),
1031 accum_ofdm
->sfd_timeout
, delta_ofdm
->sfd_timeout
,
1032 max_ofdm
->sfd_timeout
);
1033 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1034 fmt_table
, "fina_timeout:",
1035 le32_to_cpu(ofdm
->fina_timeout
),
1036 accum_ofdm
->fina_timeout
, delta_ofdm
->fina_timeout
,
1037 max_ofdm
->fina_timeout
);
1038 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1039 fmt_table
, "unresponded_rts:",
1040 le32_to_cpu(ofdm
->unresponded_rts
),
1041 accum_ofdm
->unresponded_rts
,
1042 delta_ofdm
->unresponded_rts
,
1043 max_ofdm
->unresponded_rts
);
1044 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1045 fmt_table
, "rxe_frame_lmt_ovrun:",
1046 le32_to_cpu(ofdm
->rxe_frame_limit_overrun
),
1047 accum_ofdm
->rxe_frame_limit_overrun
,
1048 delta_ofdm
->rxe_frame_limit_overrun
,
1049 max_ofdm
->rxe_frame_limit_overrun
);
1050 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1051 fmt_table
, "sent_ack_cnt:",
1052 le32_to_cpu(ofdm
->sent_ack_cnt
),
1053 accum_ofdm
->sent_ack_cnt
, delta_ofdm
->sent_ack_cnt
,
1054 max_ofdm
->sent_ack_cnt
);
1055 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1056 fmt_table
, "sent_cts_cnt:",
1057 le32_to_cpu(ofdm
->sent_cts_cnt
),
1058 accum_ofdm
->sent_cts_cnt
, delta_ofdm
->sent_cts_cnt
,
1059 max_ofdm
->sent_cts_cnt
);
1060 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1061 fmt_table
, "sent_ba_rsp_cnt:",
1062 le32_to_cpu(ofdm
->sent_ba_rsp_cnt
),
1063 accum_ofdm
->sent_ba_rsp_cnt
,
1064 delta_ofdm
->sent_ba_rsp_cnt
,
1065 max_ofdm
->sent_ba_rsp_cnt
);
1066 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1067 fmt_table
, "dsp_self_kill:",
1068 le32_to_cpu(ofdm
->dsp_self_kill
),
1069 accum_ofdm
->dsp_self_kill
,
1070 delta_ofdm
->dsp_self_kill
,
1071 max_ofdm
->dsp_self_kill
);
1072 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1073 fmt_table
, "mh_format_err:",
1074 le32_to_cpu(ofdm
->mh_format_err
),
1075 accum_ofdm
->mh_format_err
,
1076 delta_ofdm
->mh_format_err
,
1077 max_ofdm
->mh_format_err
);
1078 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1079 fmt_table
, "re_acq_main_rssi_sum:",
1080 le32_to_cpu(ofdm
->re_acq_main_rssi_sum
),
1081 accum_ofdm
->re_acq_main_rssi_sum
,
1082 delta_ofdm
->re_acq_main_rssi_sum
,
1083 max_ofdm
->re_acq_main_rssi_sum
);
1085 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1086 fmt_header
, "Statistics_Rx - CCK:");
1087 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1088 fmt_table
, "ina_cnt:",
1089 le32_to_cpu(cck
->ina_cnt
), accum_cck
->ina_cnt
,
1090 delta_cck
->ina_cnt
, max_cck
->ina_cnt
);
1091 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1092 fmt_table
, "fina_cnt:",
1093 le32_to_cpu(cck
->fina_cnt
), accum_cck
->fina_cnt
,
1094 delta_cck
->fina_cnt
, max_cck
->fina_cnt
);
1095 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1096 fmt_table
, "plcp_err:",
1097 le32_to_cpu(cck
->plcp_err
), accum_cck
->plcp_err
,
1098 delta_cck
->plcp_err
, max_cck
->plcp_err
);
1099 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1100 fmt_table
, "crc32_err:",
1101 le32_to_cpu(cck
->crc32_err
), accum_cck
->crc32_err
,
1102 delta_cck
->crc32_err
, max_cck
->crc32_err
);
1103 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1104 fmt_table
, "overrun_err:",
1105 le32_to_cpu(cck
->overrun_err
),
1106 accum_cck
->overrun_err
, delta_cck
->overrun_err
,
1107 max_cck
->overrun_err
);
1108 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1109 fmt_table
, "early_overrun_err:",
1110 le32_to_cpu(cck
->early_overrun_err
),
1111 accum_cck
->early_overrun_err
,
1112 delta_cck
->early_overrun_err
,
1113 max_cck
->early_overrun_err
);
1114 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1115 fmt_table
, "crc32_good:",
1116 le32_to_cpu(cck
->crc32_good
), accum_cck
->crc32_good
,
1117 delta_cck
->crc32_good
, max_cck
->crc32_good
);
1118 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1119 fmt_table
, "false_alarm_cnt:",
1120 le32_to_cpu(cck
->false_alarm_cnt
),
1121 accum_cck
->false_alarm_cnt
,
1122 delta_cck
->false_alarm_cnt
, max_cck
->false_alarm_cnt
);
1123 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1124 fmt_table
, "fina_sync_err_cnt:",
1125 le32_to_cpu(cck
->fina_sync_err_cnt
),
1126 accum_cck
->fina_sync_err_cnt
,
1127 delta_cck
->fina_sync_err_cnt
,
1128 max_cck
->fina_sync_err_cnt
);
1129 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1130 fmt_table
, "sfd_timeout:",
1131 le32_to_cpu(cck
->sfd_timeout
),
1132 accum_cck
->sfd_timeout
, delta_cck
->sfd_timeout
,
1133 max_cck
->sfd_timeout
);
1134 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1135 fmt_table
, "fina_timeout:",
1136 le32_to_cpu(cck
->fina_timeout
),
1137 accum_cck
->fina_timeout
, delta_cck
->fina_timeout
,
1138 max_cck
->fina_timeout
);
1139 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1140 fmt_table
, "unresponded_rts:",
1141 le32_to_cpu(cck
->unresponded_rts
),
1142 accum_cck
->unresponded_rts
, delta_cck
->unresponded_rts
,
1143 max_cck
->unresponded_rts
);
1144 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1145 fmt_table
, "rxe_frame_lmt_ovrun:",
1146 le32_to_cpu(cck
->rxe_frame_limit_overrun
),
1147 accum_cck
->rxe_frame_limit_overrun
,
1148 delta_cck
->rxe_frame_limit_overrun
,
1149 max_cck
->rxe_frame_limit_overrun
);
1150 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1151 fmt_table
, "sent_ack_cnt:",
1152 le32_to_cpu(cck
->sent_ack_cnt
),
1153 accum_cck
->sent_ack_cnt
, delta_cck
->sent_ack_cnt
,
1154 max_cck
->sent_ack_cnt
);
1155 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1156 fmt_table
, "sent_cts_cnt:",
1157 le32_to_cpu(cck
->sent_cts_cnt
),
1158 accum_cck
->sent_cts_cnt
, delta_cck
->sent_cts_cnt
,
1159 max_cck
->sent_cts_cnt
);
1160 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1161 fmt_table
, "sent_ba_rsp_cnt:",
1162 le32_to_cpu(cck
->sent_ba_rsp_cnt
),
1163 accum_cck
->sent_ba_rsp_cnt
,
1164 delta_cck
->sent_ba_rsp_cnt
,
1165 max_cck
->sent_ba_rsp_cnt
);
1166 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1167 fmt_table
, "dsp_self_kill:",
1168 le32_to_cpu(cck
->dsp_self_kill
),
1169 accum_cck
->dsp_self_kill
, delta_cck
->dsp_self_kill
,
1170 max_cck
->dsp_self_kill
);
1171 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1172 fmt_table
, "mh_format_err:",
1173 le32_to_cpu(cck
->mh_format_err
),
1174 accum_cck
->mh_format_err
, delta_cck
->mh_format_err
,
1175 max_cck
->mh_format_err
);
1176 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1177 fmt_table
, "re_acq_main_rssi_sum:",
1178 le32_to_cpu(cck
->re_acq_main_rssi_sum
),
1179 accum_cck
->re_acq_main_rssi_sum
,
1180 delta_cck
->re_acq_main_rssi_sum
,
1181 max_cck
->re_acq_main_rssi_sum
);
1183 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1184 fmt_header
, "Statistics_Rx - GENERAL:");
1185 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1186 fmt_table
, "bogus_cts:",
1187 le32_to_cpu(general
->bogus_cts
),
1188 accum_general
->bogus_cts
, delta_general
->bogus_cts
,
1189 max_general
->bogus_cts
);
1190 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1191 fmt_table
, "bogus_ack:",
1192 le32_to_cpu(general
->bogus_ack
),
1193 accum_general
->bogus_ack
, delta_general
->bogus_ack
,
1194 max_general
->bogus_ack
);
1195 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1196 fmt_table
, "non_bssid_frames:",
1197 le32_to_cpu(general
->non_bssid_frames
),
1198 accum_general
->non_bssid_frames
,
1199 delta_general
->non_bssid_frames
,
1200 max_general
->non_bssid_frames
);
1201 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1202 fmt_table
, "filtered_frames:",
1203 le32_to_cpu(general
->filtered_frames
),
1204 accum_general
->filtered_frames
,
1205 delta_general
->filtered_frames
,
1206 max_general
->filtered_frames
);
1207 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1208 fmt_table
, "non_channel_beacons:",
1209 le32_to_cpu(general
->non_channel_beacons
),
1210 accum_general
->non_channel_beacons
,
1211 delta_general
->non_channel_beacons
,
1212 max_general
->non_channel_beacons
);
1213 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1214 fmt_table
, "channel_beacons:",
1215 le32_to_cpu(general
->channel_beacons
),
1216 accum_general
->channel_beacons
,
1217 delta_general
->channel_beacons
,
1218 max_general
->channel_beacons
);
1219 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1220 fmt_table
, "num_missed_bcon:",
1221 le32_to_cpu(general
->num_missed_bcon
),
1222 accum_general
->num_missed_bcon
,
1223 delta_general
->num_missed_bcon
,
1224 max_general
->num_missed_bcon
);
1225 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1226 fmt_table
, "adc_rx_saturation_time:",
1227 le32_to_cpu(general
->adc_rx_saturation_time
),
1228 accum_general
->adc_rx_saturation_time
,
1229 delta_general
->adc_rx_saturation_time
,
1230 max_general
->adc_rx_saturation_time
);
1231 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1232 fmt_table
, "ina_detect_search_tm:",
1233 le32_to_cpu(general
->ina_detection_search_time
),
1234 accum_general
->ina_detection_search_time
,
1235 delta_general
->ina_detection_search_time
,
1236 max_general
->ina_detection_search_time
);
1237 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1238 fmt_table
, "beacon_silence_rssi_a:",
1239 le32_to_cpu(general
->beacon_silence_rssi_a
),
1240 accum_general
->beacon_silence_rssi_a
,
1241 delta_general
->beacon_silence_rssi_a
,
1242 max_general
->beacon_silence_rssi_a
);
1243 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1244 fmt_table
, "beacon_silence_rssi_b:",
1245 le32_to_cpu(general
->beacon_silence_rssi_b
),
1246 accum_general
->beacon_silence_rssi_b
,
1247 delta_general
->beacon_silence_rssi_b
,
1248 max_general
->beacon_silence_rssi_b
);
1249 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1250 fmt_table
, "beacon_silence_rssi_c:",
1251 le32_to_cpu(general
->beacon_silence_rssi_c
),
1252 accum_general
->beacon_silence_rssi_c
,
1253 delta_general
->beacon_silence_rssi_c
,
1254 max_general
->beacon_silence_rssi_c
);
1255 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1256 fmt_table
, "interference_data_flag:",
1257 le32_to_cpu(general
->interference_data_flag
),
1258 accum_general
->interference_data_flag
,
1259 delta_general
->interference_data_flag
,
1260 max_general
->interference_data_flag
);
1261 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1262 fmt_table
, "channel_load:",
1263 le32_to_cpu(general
->channel_load
),
1264 accum_general
->channel_load
,
1265 delta_general
->channel_load
,
1266 max_general
->channel_load
);
1267 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1268 fmt_table
, "dsp_false_alarms:",
1269 le32_to_cpu(general
->dsp_false_alarms
),
1270 accum_general
->dsp_false_alarms
,
1271 delta_general
->dsp_false_alarms
,
1272 max_general
->dsp_false_alarms
);
1273 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1274 fmt_table
, "beacon_rssi_a:",
1275 le32_to_cpu(general
->beacon_rssi_a
),
1276 accum_general
->beacon_rssi_a
,
1277 delta_general
->beacon_rssi_a
,
1278 max_general
->beacon_rssi_a
);
1279 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1280 fmt_table
, "beacon_rssi_b:",
1281 le32_to_cpu(general
->beacon_rssi_b
),
1282 accum_general
->beacon_rssi_b
,
1283 delta_general
->beacon_rssi_b
,
1284 max_general
->beacon_rssi_b
);
1285 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1286 fmt_table
, "beacon_rssi_c:",
1287 le32_to_cpu(general
->beacon_rssi_c
),
1288 accum_general
->beacon_rssi_c
,
1289 delta_general
->beacon_rssi_c
,
1290 max_general
->beacon_rssi_c
);
1291 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1292 fmt_table
, "beacon_energy_a:",
1293 le32_to_cpu(general
->beacon_energy_a
),
1294 accum_general
->beacon_energy_a
,
1295 delta_general
->beacon_energy_a
,
1296 max_general
->beacon_energy_a
);
1297 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1298 fmt_table
, "beacon_energy_b:",
1299 le32_to_cpu(general
->beacon_energy_b
),
1300 accum_general
->beacon_energy_b
,
1301 delta_general
->beacon_energy_b
,
1302 max_general
->beacon_energy_b
);
1303 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1304 fmt_table
, "beacon_energy_c:",
1305 le32_to_cpu(general
->beacon_energy_c
),
1306 accum_general
->beacon_energy_c
,
1307 delta_general
->beacon_energy_c
,
1308 max_general
->beacon_energy_c
);
1310 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1311 fmt_header
, "Statistics_Rx - OFDM_HT:");
1312 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1313 fmt_table
, "plcp_err:",
1314 le32_to_cpu(ht
->plcp_err
), accum_ht
->plcp_err
,
1315 delta_ht
->plcp_err
, max_ht
->plcp_err
);
1316 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1317 fmt_table
, "overrun_err:",
1318 le32_to_cpu(ht
->overrun_err
), accum_ht
->overrun_err
,
1319 delta_ht
->overrun_err
, max_ht
->overrun_err
);
1320 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1321 fmt_table
, "early_overrun_err:",
1322 le32_to_cpu(ht
->early_overrun_err
),
1323 accum_ht
->early_overrun_err
,
1324 delta_ht
->early_overrun_err
,
1325 max_ht
->early_overrun_err
);
1326 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1327 fmt_table
, "crc32_good:",
1328 le32_to_cpu(ht
->crc32_good
), accum_ht
->crc32_good
,
1329 delta_ht
->crc32_good
, max_ht
->crc32_good
);
1330 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1331 fmt_table
, "crc32_err:",
1332 le32_to_cpu(ht
->crc32_err
), accum_ht
->crc32_err
,
1333 delta_ht
->crc32_err
, max_ht
->crc32_err
);
1334 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1335 fmt_table
, "mh_format_err:",
1336 le32_to_cpu(ht
->mh_format_err
),
1337 accum_ht
->mh_format_err
,
1338 delta_ht
->mh_format_err
, max_ht
->mh_format_err
);
1339 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1340 fmt_table
, "agg_crc32_good:",
1341 le32_to_cpu(ht
->agg_crc32_good
),
1342 accum_ht
->agg_crc32_good
,
1343 delta_ht
->agg_crc32_good
, max_ht
->agg_crc32_good
);
1344 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1345 fmt_table
, "agg_mpdu_cnt:",
1346 le32_to_cpu(ht
->agg_mpdu_cnt
),
1347 accum_ht
->agg_mpdu_cnt
,
1348 delta_ht
->agg_mpdu_cnt
, max_ht
->agg_mpdu_cnt
);
1349 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1350 fmt_table
, "agg_cnt:",
1351 le32_to_cpu(ht
->agg_cnt
), accum_ht
->agg_cnt
,
1352 delta_ht
->agg_cnt
, max_ht
->agg_cnt
);
1353 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1354 fmt_table
, "unsupport_mcs:",
1355 le32_to_cpu(ht
->unsupport_mcs
),
1356 accum_ht
->unsupport_mcs
,
1357 delta_ht
->unsupport_mcs
, max_ht
->unsupport_mcs
);
1359 spin_unlock_bh(&priv
->statistics
.lock
);
1361 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
1366 static ssize_t
iwl_dbgfs_ucode_tx_stats_read(struct file
*file
,
1367 char __user
*user_buf
,
1368 size_t count
, loff_t
*ppos
)
1370 struct iwl_priv
*priv
= file
->private_data
;
1373 int bufsz
= (sizeof(struct statistics_tx
) * 48) + 250;
1375 struct statistics_tx
*tx
, *accum_tx
, *delta_tx
, *max_tx
;
1377 if (!iwl_is_alive(priv
))
1380 buf
= kzalloc(bufsz
, GFP_KERNEL
);
1382 IWL_ERR(priv
, "Can not allocate Buffer\n");
1386 /* the statistic information display here is based on
1387 * the last statistics notification from uCode
1388 * might not reflect the current uCode activity
1390 spin_lock_bh(&priv
->statistics
.lock
);
1392 tx
= &priv
->statistics
.tx
;
1393 accum_tx
= &priv
->accum_stats
.tx
;
1394 delta_tx
= &priv
->delta_stats
.tx
;
1395 max_tx
= &priv
->max_delta_stats
.tx
;
1397 pos
+= iwl_statistics_flag(priv
, buf
, bufsz
);
1398 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1399 fmt_header
, "Statistics_Tx:");
1400 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1401 fmt_table
, "preamble:",
1402 le32_to_cpu(tx
->preamble_cnt
),
1403 accum_tx
->preamble_cnt
,
1404 delta_tx
->preamble_cnt
, max_tx
->preamble_cnt
);
1405 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1406 fmt_table
, "rx_detected_cnt:",
1407 le32_to_cpu(tx
->rx_detected_cnt
),
1408 accum_tx
->rx_detected_cnt
,
1409 delta_tx
->rx_detected_cnt
, max_tx
->rx_detected_cnt
);
1410 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1411 fmt_table
, "bt_prio_defer_cnt:",
1412 le32_to_cpu(tx
->bt_prio_defer_cnt
),
1413 accum_tx
->bt_prio_defer_cnt
,
1414 delta_tx
->bt_prio_defer_cnt
,
1415 max_tx
->bt_prio_defer_cnt
);
1416 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1417 fmt_table
, "bt_prio_kill_cnt:",
1418 le32_to_cpu(tx
->bt_prio_kill_cnt
),
1419 accum_tx
->bt_prio_kill_cnt
,
1420 delta_tx
->bt_prio_kill_cnt
,
1421 max_tx
->bt_prio_kill_cnt
);
1422 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1423 fmt_table
, "few_bytes_cnt:",
1424 le32_to_cpu(tx
->few_bytes_cnt
),
1425 accum_tx
->few_bytes_cnt
,
1426 delta_tx
->few_bytes_cnt
, max_tx
->few_bytes_cnt
);
1427 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1428 fmt_table
, "cts_timeout:",
1429 le32_to_cpu(tx
->cts_timeout
), accum_tx
->cts_timeout
,
1430 delta_tx
->cts_timeout
, max_tx
->cts_timeout
);
1431 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1432 fmt_table
, "ack_timeout:",
1433 le32_to_cpu(tx
->ack_timeout
),
1434 accum_tx
->ack_timeout
,
1435 delta_tx
->ack_timeout
, max_tx
->ack_timeout
);
1436 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1437 fmt_table
, "expected_ack_cnt:",
1438 le32_to_cpu(tx
->expected_ack_cnt
),
1439 accum_tx
->expected_ack_cnt
,
1440 delta_tx
->expected_ack_cnt
,
1441 max_tx
->expected_ack_cnt
);
1442 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1443 fmt_table
, "actual_ack_cnt:",
1444 le32_to_cpu(tx
->actual_ack_cnt
),
1445 accum_tx
->actual_ack_cnt
,
1446 delta_tx
->actual_ack_cnt
,
1447 max_tx
->actual_ack_cnt
);
1448 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1449 fmt_table
, "dump_msdu_cnt:",
1450 le32_to_cpu(tx
->dump_msdu_cnt
),
1451 accum_tx
->dump_msdu_cnt
,
1452 delta_tx
->dump_msdu_cnt
,
1453 max_tx
->dump_msdu_cnt
);
1454 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1455 fmt_table
, "abort_nxt_frame_mismatch:",
1456 le32_to_cpu(tx
->burst_abort_next_frame_mismatch_cnt
),
1457 accum_tx
->burst_abort_next_frame_mismatch_cnt
,
1458 delta_tx
->burst_abort_next_frame_mismatch_cnt
,
1459 max_tx
->burst_abort_next_frame_mismatch_cnt
);
1460 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1461 fmt_table
, "abort_missing_nxt_frame:",
1462 le32_to_cpu(tx
->burst_abort_missing_next_frame_cnt
),
1463 accum_tx
->burst_abort_missing_next_frame_cnt
,
1464 delta_tx
->burst_abort_missing_next_frame_cnt
,
1465 max_tx
->burst_abort_missing_next_frame_cnt
);
1466 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1467 fmt_table
, "cts_timeout_collision:",
1468 le32_to_cpu(tx
->cts_timeout_collision
),
1469 accum_tx
->cts_timeout_collision
,
1470 delta_tx
->cts_timeout_collision
,
1471 max_tx
->cts_timeout_collision
);
1472 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1473 fmt_table
, "ack_ba_timeout_collision:",
1474 le32_to_cpu(tx
->ack_or_ba_timeout_collision
),
1475 accum_tx
->ack_or_ba_timeout_collision
,
1476 delta_tx
->ack_or_ba_timeout_collision
,
1477 max_tx
->ack_or_ba_timeout_collision
);
1478 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1479 fmt_table
, "agg ba_timeout:",
1480 le32_to_cpu(tx
->agg
.ba_timeout
),
1481 accum_tx
->agg
.ba_timeout
,
1482 delta_tx
->agg
.ba_timeout
,
1483 max_tx
->agg
.ba_timeout
);
1484 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1485 fmt_table
, "agg ba_resched_frames:",
1486 le32_to_cpu(tx
->agg
.ba_reschedule_frames
),
1487 accum_tx
->agg
.ba_reschedule_frames
,
1488 delta_tx
->agg
.ba_reschedule_frames
,
1489 max_tx
->agg
.ba_reschedule_frames
);
1490 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1491 fmt_table
, "agg scd_query_agg_frame:",
1492 le32_to_cpu(tx
->agg
.scd_query_agg_frame_cnt
),
1493 accum_tx
->agg
.scd_query_agg_frame_cnt
,
1494 delta_tx
->agg
.scd_query_agg_frame_cnt
,
1495 max_tx
->agg
.scd_query_agg_frame_cnt
);
1496 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1497 fmt_table
, "agg scd_query_no_agg:",
1498 le32_to_cpu(tx
->agg
.scd_query_no_agg
),
1499 accum_tx
->agg
.scd_query_no_agg
,
1500 delta_tx
->agg
.scd_query_no_agg
,
1501 max_tx
->agg
.scd_query_no_agg
);
1502 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1503 fmt_table
, "agg scd_query_agg:",
1504 le32_to_cpu(tx
->agg
.scd_query_agg
),
1505 accum_tx
->agg
.scd_query_agg
,
1506 delta_tx
->agg
.scd_query_agg
,
1507 max_tx
->agg
.scd_query_agg
);
1508 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1509 fmt_table
, "agg scd_query_mismatch:",
1510 le32_to_cpu(tx
->agg
.scd_query_mismatch
),
1511 accum_tx
->agg
.scd_query_mismatch
,
1512 delta_tx
->agg
.scd_query_mismatch
,
1513 max_tx
->agg
.scd_query_mismatch
);
1514 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1515 fmt_table
, "agg frame_not_ready:",
1516 le32_to_cpu(tx
->agg
.frame_not_ready
),
1517 accum_tx
->agg
.frame_not_ready
,
1518 delta_tx
->agg
.frame_not_ready
,
1519 max_tx
->agg
.frame_not_ready
);
1520 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1521 fmt_table
, "agg underrun:",
1522 le32_to_cpu(tx
->agg
.underrun
),
1523 accum_tx
->agg
.underrun
,
1524 delta_tx
->agg
.underrun
, max_tx
->agg
.underrun
);
1525 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1526 fmt_table
, "agg bt_prio_kill:",
1527 le32_to_cpu(tx
->agg
.bt_prio_kill
),
1528 accum_tx
->agg
.bt_prio_kill
,
1529 delta_tx
->agg
.bt_prio_kill
,
1530 max_tx
->agg
.bt_prio_kill
);
1531 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1532 fmt_table
, "agg rx_ba_rsp_cnt:",
1533 le32_to_cpu(tx
->agg
.rx_ba_rsp_cnt
),
1534 accum_tx
->agg
.rx_ba_rsp_cnt
,
1535 delta_tx
->agg
.rx_ba_rsp_cnt
,
1536 max_tx
->agg
.rx_ba_rsp_cnt
);
1538 if (tx
->tx_power
.ant_a
|| tx
->tx_power
.ant_b
|| tx
->tx_power
.ant_c
) {
1539 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1540 "tx power: (1/2 dB step)\n");
1541 if ((hw_params(priv
).valid_tx_ant
& ANT_A
) &&
1543 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1544 fmt_hex
, "antenna A:",
1545 tx
->tx_power
.ant_a
);
1546 if ((hw_params(priv
).valid_tx_ant
& ANT_B
) &&
1548 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1549 fmt_hex
, "antenna B:",
1550 tx
->tx_power
.ant_b
);
1551 if ((hw_params(priv
).valid_tx_ant
& ANT_C
) &&
1553 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1554 fmt_hex
, "antenna C:",
1555 tx
->tx_power
.ant_c
);
1558 spin_unlock_bh(&priv
->statistics
.lock
);
1560 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
1565 static ssize_t
iwl_dbgfs_ucode_general_stats_read(struct file
*file
,
1566 char __user
*user_buf
,
1567 size_t count
, loff_t
*ppos
)
1569 struct iwl_priv
*priv
= file
->private_data
;
1572 int bufsz
= sizeof(struct statistics_general
) * 10 + 300;
1574 struct statistics_general_common
*general
, *accum_general
;
1575 struct statistics_general_common
*delta_general
, *max_general
;
1576 struct statistics_dbg
*dbg
, *accum_dbg
, *delta_dbg
, *max_dbg
;
1577 struct statistics_div
*div
, *accum_div
, *delta_div
, *max_div
;
1579 if (!iwl_is_alive(priv
))
1582 buf
= kzalloc(bufsz
, GFP_KERNEL
);
1584 IWL_ERR(priv
, "Can not allocate Buffer\n");
1588 /* the statistic information display here is based on
1589 * the last statistics notification from uCode
1590 * might not reflect the current uCode activity
1593 spin_lock_bh(&priv
->statistics
.lock
);
1595 general
= &priv
->statistics
.common
;
1596 dbg
= &priv
->statistics
.common
.dbg
;
1597 div
= &priv
->statistics
.common
.div
;
1598 accum_general
= &priv
->accum_stats
.common
;
1599 accum_dbg
= &priv
->accum_stats
.common
.dbg
;
1600 accum_div
= &priv
->accum_stats
.common
.div
;
1601 delta_general
= &priv
->delta_stats
.common
;
1602 max_general
= &priv
->max_delta_stats
.common
;
1603 delta_dbg
= &priv
->delta_stats
.common
.dbg
;
1604 max_dbg
= &priv
->max_delta_stats
.common
.dbg
;
1605 delta_div
= &priv
->delta_stats
.common
.div
;
1606 max_div
= &priv
->max_delta_stats
.common
.div
;
1608 pos
+= iwl_statistics_flag(priv
, buf
, bufsz
);
1609 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1610 fmt_header
, "Statistics_General:");
1611 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1612 fmt_value
, "temperature:",
1613 le32_to_cpu(general
->temperature
));
1614 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1615 fmt_value
, "temperature_m:",
1616 le32_to_cpu(general
->temperature_m
));
1617 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1618 fmt_value
, "ttl_timestamp:",
1619 le32_to_cpu(general
->ttl_timestamp
));
1620 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1621 fmt_table
, "burst_check:",
1622 le32_to_cpu(dbg
->burst_check
),
1623 accum_dbg
->burst_check
,
1624 delta_dbg
->burst_check
, max_dbg
->burst_check
);
1625 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1626 fmt_table
, "burst_count:",
1627 le32_to_cpu(dbg
->burst_count
),
1628 accum_dbg
->burst_count
,
1629 delta_dbg
->burst_count
, max_dbg
->burst_count
);
1630 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1631 fmt_table
, "wait_for_silence_timeout_count:",
1632 le32_to_cpu(dbg
->wait_for_silence_timeout_cnt
),
1633 accum_dbg
->wait_for_silence_timeout_cnt
,
1634 delta_dbg
->wait_for_silence_timeout_cnt
,
1635 max_dbg
->wait_for_silence_timeout_cnt
);
1636 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1637 fmt_table
, "sleep_time:",
1638 le32_to_cpu(general
->sleep_time
),
1639 accum_general
->sleep_time
,
1640 delta_general
->sleep_time
, max_general
->sleep_time
);
1641 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1642 fmt_table
, "slots_out:",
1643 le32_to_cpu(general
->slots_out
),
1644 accum_general
->slots_out
,
1645 delta_general
->slots_out
, max_general
->slots_out
);
1646 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1647 fmt_table
, "slots_idle:",
1648 le32_to_cpu(general
->slots_idle
),
1649 accum_general
->slots_idle
,
1650 delta_general
->slots_idle
, max_general
->slots_idle
);
1651 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1652 fmt_table
, "tx_on_a:",
1653 le32_to_cpu(div
->tx_on_a
), accum_div
->tx_on_a
,
1654 delta_div
->tx_on_a
, max_div
->tx_on_a
);
1655 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1656 fmt_table
, "tx_on_b:",
1657 le32_to_cpu(div
->tx_on_b
), accum_div
->tx_on_b
,
1658 delta_div
->tx_on_b
, max_div
->tx_on_b
);
1659 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1660 fmt_table
, "exec_time:",
1661 le32_to_cpu(div
->exec_time
), accum_div
->exec_time
,
1662 delta_div
->exec_time
, max_div
->exec_time
);
1663 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1664 fmt_table
, "probe_time:",
1665 le32_to_cpu(div
->probe_time
), accum_div
->probe_time
,
1666 delta_div
->probe_time
, max_div
->probe_time
);
1667 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1668 fmt_table
, "rx_enable_counter:",
1669 le32_to_cpu(general
->rx_enable_counter
),
1670 accum_general
->rx_enable_counter
,
1671 delta_general
->rx_enable_counter
,
1672 max_general
->rx_enable_counter
);
1673 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1674 fmt_table
, "num_of_sos_states:",
1675 le32_to_cpu(general
->num_of_sos_states
),
1676 accum_general
->num_of_sos_states
,
1677 delta_general
->num_of_sos_states
,
1678 max_general
->num_of_sos_states
);
1680 spin_unlock_bh(&priv
->statistics
.lock
);
1682 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
1687 static ssize_t
iwl_dbgfs_ucode_bt_stats_read(struct file
*file
,
1688 char __user
*user_buf
,
1689 size_t count
, loff_t
*ppos
)
1691 struct iwl_priv
*priv
= (struct iwl_priv
*)file
->private_data
;
1694 int bufsz
= (sizeof(struct statistics_bt_activity
) * 24) + 200;
1696 struct statistics_bt_activity
*bt
, *accum_bt
;
1698 if (!iwl_is_alive(priv
))
1701 if (!priv
->bt_enable_flag
)
1704 /* make request to uCode to retrieve statistics information */
1705 mutex_lock(&priv
->mutex
);
1706 ret
= iwl_send_statistics_request(priv
, CMD_SYNC
, false);
1707 mutex_unlock(&priv
->mutex
);
1711 "Error sending statistics request: %zd\n", ret
);
1714 buf
= kzalloc(bufsz
, GFP_KERNEL
);
1716 IWL_ERR(priv
, "Can not allocate Buffer\n");
1721 * the statistic information display here is based on
1722 * the last statistics notification from uCode
1723 * might not reflect the current uCode activity
1726 spin_lock_bh(&priv
->statistics
.lock
);
1728 bt
= &priv
->statistics
.bt_activity
;
1729 accum_bt
= &priv
->accum_stats
.bt_activity
;
1731 pos
+= iwl_statistics_flag(priv
, buf
, bufsz
);
1732 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Statistics_BT:\n");
1733 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1734 "\t\t\tcurrent\t\t\taccumulative\n");
1735 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1736 "hi_priority_tx_req_cnt:\t\t%u\t\t\t%u\n",
1737 le32_to_cpu(bt
->hi_priority_tx_req_cnt
),
1738 accum_bt
->hi_priority_tx_req_cnt
);
1739 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1740 "hi_priority_tx_denied_cnt:\t%u\t\t\t%u\n",
1741 le32_to_cpu(bt
->hi_priority_tx_denied_cnt
),
1742 accum_bt
->hi_priority_tx_denied_cnt
);
1743 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1744 "lo_priority_tx_req_cnt:\t\t%u\t\t\t%u\n",
1745 le32_to_cpu(bt
->lo_priority_tx_req_cnt
),
1746 accum_bt
->lo_priority_tx_req_cnt
);
1747 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1748 "lo_priority_tx_denied_cnt:\t%u\t\t\t%u\n",
1749 le32_to_cpu(bt
->lo_priority_tx_denied_cnt
),
1750 accum_bt
->lo_priority_tx_denied_cnt
);
1751 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1752 "hi_priority_rx_req_cnt:\t\t%u\t\t\t%u\n",
1753 le32_to_cpu(bt
->hi_priority_rx_req_cnt
),
1754 accum_bt
->hi_priority_rx_req_cnt
);
1755 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1756 "hi_priority_rx_denied_cnt:\t%u\t\t\t%u\n",
1757 le32_to_cpu(bt
->hi_priority_rx_denied_cnt
),
1758 accum_bt
->hi_priority_rx_denied_cnt
);
1759 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1760 "lo_priority_rx_req_cnt:\t\t%u\t\t\t%u\n",
1761 le32_to_cpu(bt
->lo_priority_rx_req_cnt
),
1762 accum_bt
->lo_priority_rx_req_cnt
);
1763 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1764 "lo_priority_rx_denied_cnt:\t%u\t\t\t%u\n",
1765 le32_to_cpu(bt
->lo_priority_rx_denied_cnt
),
1766 accum_bt
->lo_priority_rx_denied_cnt
);
1768 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1769 "(rx)num_bt_kills:\t\t%u\t\t\t%u\n",
1770 le32_to_cpu(priv
->statistics
.num_bt_kills
),
1771 priv
->statistics
.accum_num_bt_kills
);
1773 spin_unlock_bh(&priv
->statistics
.lock
);
1775 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
1780 static ssize_t
iwl_dbgfs_reply_tx_error_read(struct file
*file
,
1781 char __user
*user_buf
,
1782 size_t count
, loff_t
*ppos
)
1784 struct iwl_priv
*priv
= (struct iwl_priv
*)file
->private_data
;
1787 int bufsz
= (sizeof(struct reply_tx_error_statistics
) * 24) +
1788 (sizeof(struct reply_agg_tx_error_statistics
) * 24) + 200;
1791 if (!iwl_is_alive(priv
))
1794 buf
= kzalloc(bufsz
, GFP_KERNEL
);
1796 IWL_ERR(priv
, "Can not allocate Buffer\n");
1800 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Statistics_TX_Error:\n");
1801 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t\t%u\n",
1802 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_DELAY
),
1803 priv
->reply_tx_stats
.pp_delay
);
1804 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1805 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_FEW_BYTES
),
1806 priv
->reply_tx_stats
.pp_few_bytes
);
1807 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1808 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_BT_PRIO
),
1809 priv
->reply_tx_stats
.pp_bt_prio
);
1810 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1811 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_QUIET_PERIOD
),
1812 priv
->reply_tx_stats
.pp_quiet_period
);
1813 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1814 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_CALC_TTAK
),
1815 priv
->reply_tx_stats
.pp_calc_ttak
);
1816 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t%u\n",
1817 iwl_get_tx_fail_reason(
1818 TX_STATUS_FAIL_INTERNAL_CROSSED_RETRY
),
1819 priv
->reply_tx_stats
.int_crossed_retry
);
1820 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1821 iwl_get_tx_fail_reason(TX_STATUS_FAIL_SHORT_LIMIT
),
1822 priv
->reply_tx_stats
.short_limit
);
1823 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1824 iwl_get_tx_fail_reason(TX_STATUS_FAIL_LONG_LIMIT
),
1825 priv
->reply_tx_stats
.long_limit
);
1826 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1827 iwl_get_tx_fail_reason(TX_STATUS_FAIL_FIFO_UNDERRUN
),
1828 priv
->reply_tx_stats
.fifo_underrun
);
1829 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1830 iwl_get_tx_fail_reason(TX_STATUS_FAIL_DRAIN_FLOW
),
1831 priv
->reply_tx_stats
.drain_flow
);
1832 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1833 iwl_get_tx_fail_reason(TX_STATUS_FAIL_RFKILL_FLUSH
),
1834 priv
->reply_tx_stats
.rfkill_flush
);
1835 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1836 iwl_get_tx_fail_reason(TX_STATUS_FAIL_LIFE_EXPIRE
),
1837 priv
->reply_tx_stats
.life_expire
);
1838 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1839 iwl_get_tx_fail_reason(TX_STATUS_FAIL_DEST_PS
),
1840 priv
->reply_tx_stats
.dest_ps
);
1841 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1842 iwl_get_tx_fail_reason(TX_STATUS_FAIL_HOST_ABORTED
),
1843 priv
->reply_tx_stats
.host_abort
);
1844 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1845 iwl_get_tx_fail_reason(TX_STATUS_FAIL_BT_RETRY
),
1846 priv
->reply_tx_stats
.pp_delay
);
1847 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1848 iwl_get_tx_fail_reason(TX_STATUS_FAIL_STA_INVALID
),
1849 priv
->reply_tx_stats
.sta_invalid
);
1850 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1851 iwl_get_tx_fail_reason(TX_STATUS_FAIL_FRAG_DROPPED
),
1852 priv
->reply_tx_stats
.frag_drop
);
1853 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1854 iwl_get_tx_fail_reason(TX_STATUS_FAIL_TID_DISABLE
),
1855 priv
->reply_tx_stats
.tid_disable
);
1856 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1857 iwl_get_tx_fail_reason(TX_STATUS_FAIL_FIFO_FLUSHED
),
1858 priv
->reply_tx_stats
.fifo_flush
);
1859 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t%u\n",
1860 iwl_get_tx_fail_reason(
1861 TX_STATUS_FAIL_INSUFFICIENT_CF_POLL
),
1862 priv
->reply_tx_stats
.insuff_cf_poll
);
1863 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1864 iwl_get_tx_fail_reason(TX_STATUS_FAIL_PASSIVE_NO_RX
),
1865 priv
->reply_tx_stats
.fail_hw_drop
);
1866 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t%u\n",
1867 iwl_get_tx_fail_reason(
1868 TX_STATUS_FAIL_NO_BEACON_ON_RADAR
),
1869 priv
->reply_tx_stats
.sta_color_mismatch
);
1870 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "UNKNOWN:\t\t\t%u\n",
1871 priv
->reply_tx_stats
.unknown
);
1873 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1874 "\nStatistics_Agg_TX_Error:\n");
1876 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1877 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_UNDERRUN_MSK
),
1878 priv
->reply_agg_tx_stats
.underrun
);
1879 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1880 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_BT_PRIO_MSK
),
1881 priv
->reply_agg_tx_stats
.bt_prio
);
1882 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1883 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_FEW_BYTES_MSK
),
1884 priv
->reply_agg_tx_stats
.few_bytes
);
1885 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1886 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_ABORT_MSK
),
1887 priv
->reply_agg_tx_stats
.abort
);
1888 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t%u\n",
1889 iwl_get_agg_tx_fail_reason(
1890 AGG_TX_STATE_LAST_SENT_TTL_MSK
),
1891 priv
->reply_agg_tx_stats
.last_sent_ttl
);
1892 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t%u\n",
1893 iwl_get_agg_tx_fail_reason(
1894 AGG_TX_STATE_LAST_SENT_TRY_CNT_MSK
),
1895 priv
->reply_agg_tx_stats
.last_sent_try
);
1896 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t%u\n",
1897 iwl_get_agg_tx_fail_reason(
1898 AGG_TX_STATE_LAST_SENT_BT_KILL_MSK
),
1899 priv
->reply_agg_tx_stats
.last_sent_bt_kill
);
1900 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1901 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_SCD_QUERY_MSK
),
1902 priv
->reply_agg_tx_stats
.scd_query
);
1903 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t%u\n",
1904 iwl_get_agg_tx_fail_reason(
1905 AGG_TX_STATE_TEST_BAD_CRC32_MSK
),
1906 priv
->reply_agg_tx_stats
.bad_crc32
);
1907 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1908 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_RESPONSE_MSK
),
1909 priv
->reply_agg_tx_stats
.response
);
1910 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1911 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_DUMP_TX_MSK
),
1912 priv
->reply_agg_tx_stats
.dump_tx
);
1913 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1914 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_DELAY_TX_MSK
),
1915 priv
->reply_agg_tx_stats
.delay_tx
);
1916 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "UNKNOWN:\t\t\t%u\n",
1917 priv
->reply_agg_tx_stats
.unknown
);
1919 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
1924 static ssize_t
iwl_dbgfs_sensitivity_read(struct file
*file
,
1925 char __user
*user_buf
,
1926 size_t count
, loff_t
*ppos
) {
1928 struct iwl_priv
*priv
= file
->private_data
;
1932 int bufsz
= sizeof(struct iwl_sensitivity_data
) * 4 + 100;
1934 struct iwl_sensitivity_data
*data
;
1936 data
= &priv
->sensitivity_data
;
1937 buf
= kzalloc(bufsz
, GFP_KERNEL
);
1939 IWL_ERR(priv
, "Can not allocate Buffer\n");
1943 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "auto_corr_ofdm:\t\t\t %u\n",
1944 data
->auto_corr_ofdm
);
1945 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1946 "auto_corr_ofdm_mrc:\t\t %u\n",
1947 data
->auto_corr_ofdm_mrc
);
1948 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "auto_corr_ofdm_x1:\t\t %u\n",
1949 data
->auto_corr_ofdm_x1
);
1950 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1951 "auto_corr_ofdm_mrc_x1:\t\t %u\n",
1952 data
->auto_corr_ofdm_mrc_x1
);
1953 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "auto_corr_cck:\t\t\t %u\n",
1954 data
->auto_corr_cck
);
1955 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "auto_corr_cck_mrc:\t\t %u\n",
1956 data
->auto_corr_cck_mrc
);
1957 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1958 "last_bad_plcp_cnt_ofdm:\t\t %u\n",
1959 data
->last_bad_plcp_cnt_ofdm
);
1960 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "last_fa_cnt_ofdm:\t\t %u\n",
1961 data
->last_fa_cnt_ofdm
);
1962 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1963 "last_bad_plcp_cnt_cck:\t\t %u\n",
1964 data
->last_bad_plcp_cnt_cck
);
1965 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "last_fa_cnt_cck:\t\t %u\n",
1966 data
->last_fa_cnt_cck
);
1967 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "nrg_curr_state:\t\t\t %u\n",
1968 data
->nrg_curr_state
);
1969 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "nrg_prev_state:\t\t\t %u\n",
1970 data
->nrg_prev_state
);
1971 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "nrg_value:\t\t\t");
1972 for (cnt
= 0; cnt
< 10; cnt
++) {
1973 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, " %u",
1974 data
->nrg_value
[cnt
]);
1976 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\n");
1977 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "nrg_silence_rssi:\t\t");
1978 for (cnt
= 0; cnt
< NRG_NUM_PREV_STAT_L
; cnt
++) {
1979 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, " %u",
1980 data
->nrg_silence_rssi
[cnt
]);
1982 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\n");
1983 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "nrg_silence_ref:\t\t %u\n",
1984 data
->nrg_silence_ref
);
1985 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "nrg_energy_idx:\t\t\t %u\n",
1986 data
->nrg_energy_idx
);
1987 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "nrg_silence_idx:\t\t %u\n",
1988 data
->nrg_silence_idx
);
1989 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "nrg_th_cck:\t\t\t %u\n",
1991 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1992 "nrg_auto_corr_silence_diff:\t %u\n",
1993 data
->nrg_auto_corr_silence_diff
);
1994 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "num_in_cck_no_fa:\t\t %u\n",
1995 data
->num_in_cck_no_fa
);
1996 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "nrg_th_ofdm:\t\t\t %u\n",
1999 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
2005 static ssize_t
iwl_dbgfs_chain_noise_read(struct file
*file
,
2006 char __user
*user_buf
,
2007 size_t count
, loff_t
*ppos
) {
2009 struct iwl_priv
*priv
= file
->private_data
;
2013 int bufsz
= sizeof(struct iwl_chain_noise_data
) * 4 + 100;
2015 struct iwl_chain_noise_data
*data
;
2017 data
= &priv
->chain_noise_data
;
2018 buf
= kzalloc(bufsz
, GFP_KERNEL
);
2020 IWL_ERR(priv
, "Can not allocate Buffer\n");
2024 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "active_chains:\t\t\t %u\n",
2025 data
->active_chains
);
2026 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "chain_noise_a:\t\t\t %u\n",
2027 data
->chain_noise_a
);
2028 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "chain_noise_b:\t\t\t %u\n",
2029 data
->chain_noise_b
);
2030 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "chain_noise_c:\t\t\t %u\n",
2031 data
->chain_noise_c
);
2032 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "chain_signal_a:\t\t\t %u\n",
2033 data
->chain_signal_a
);
2034 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "chain_signal_b:\t\t\t %u\n",
2035 data
->chain_signal_b
);
2036 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "chain_signal_c:\t\t\t %u\n",
2037 data
->chain_signal_c
);
2038 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "beacon_count:\t\t\t %u\n",
2039 data
->beacon_count
);
2041 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "disconn_array:\t\t\t");
2042 for (cnt
= 0; cnt
< NUM_RX_CHAINS
; cnt
++) {
2043 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, " %u",
2044 data
->disconn_array
[cnt
]);
2046 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\n");
2047 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "delta_gain_code:\t\t");
2048 for (cnt
= 0; cnt
< NUM_RX_CHAINS
; cnt
++) {
2049 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, " %u",
2050 data
->delta_gain_code
[cnt
]);
2052 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\n");
2053 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "radio_write:\t\t\t %u\n",
2055 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "state:\t\t\t\t %u\n",
2058 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
2063 static ssize_t
iwl_dbgfs_power_save_status_read(struct file
*file
,
2064 char __user
*user_buf
,
2065 size_t count
, loff_t
*ppos
)
2067 struct iwl_priv
*priv
= file
->private_data
;
2070 const size_t bufsz
= sizeof(buf
);
2073 pwrsave_status
= iwl_read32(trans(priv
), CSR_GP_CNTRL
) &
2074 CSR_GP_REG_POWER_SAVE_STATUS_MSK
;
2076 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Power Save Status: ");
2077 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s\n",
2078 (pwrsave_status
== CSR_GP_REG_NO_POWER_SAVE
) ? "none" :
2079 (pwrsave_status
== CSR_GP_REG_MAC_POWER_SAVE
) ? "MAC" :
2080 (pwrsave_status
== CSR_GP_REG_PHY_POWER_SAVE
) ? "PHY" :
2083 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
2086 static ssize_t
iwl_dbgfs_clear_ucode_statistics_write(struct file
*file
,
2087 const char __user
*user_buf
,
2088 size_t count
, loff_t
*ppos
)
2090 struct iwl_priv
*priv
= file
->private_data
;
2095 memset(buf
, 0, sizeof(buf
));
2096 buf_size
= min(count
, sizeof(buf
) - 1);
2097 if (copy_from_user(buf
, user_buf
, buf_size
))
2099 if (sscanf(buf
, "%d", &clear
) != 1)
2102 /* make request to uCode to retrieve statistics information */
2103 mutex_lock(&priv
->mutex
);
2104 iwl_send_statistics_request(priv
, CMD_SYNC
, true);
2105 mutex_unlock(&priv
->mutex
);
2110 static ssize_t
iwl_dbgfs_ucode_tracing_read(struct file
*file
,
2111 char __user
*user_buf
,
2112 size_t count
, loff_t
*ppos
) {
2114 struct iwl_priv
*priv
= file
->private_data
;
2117 const size_t bufsz
= sizeof(buf
);
2119 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "ucode trace timer is %s\n",
2120 priv
->event_log
.ucode_trace
? "On" : "Off");
2121 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "non_wraps_count:\t\t %u\n",
2122 priv
->event_log
.non_wraps_count
);
2123 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "wraps_once_count:\t\t %u\n",
2124 priv
->event_log
.wraps_once_count
);
2125 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "wraps_more_count:\t\t %u\n",
2126 priv
->event_log
.wraps_more_count
);
2128 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
2131 static ssize_t
iwl_dbgfs_ucode_tracing_write(struct file
*file
,
2132 const char __user
*user_buf
,
2133 size_t count
, loff_t
*ppos
)
2135 struct iwl_priv
*priv
= file
->private_data
;
2140 memset(buf
, 0, sizeof(buf
));
2141 buf_size
= min(count
, sizeof(buf
) - 1);
2142 if (copy_from_user(buf
, user_buf
, buf_size
))
2144 if (sscanf(buf
, "%d", &trace
) != 1)
2148 priv
->event_log
.ucode_trace
= true;
2149 if (iwl_is_alive(priv
)) {
2150 /* start collecting data now */
2151 mod_timer(&priv
->ucode_trace
, jiffies
);
2154 priv
->event_log
.ucode_trace
= false;
2155 del_timer_sync(&priv
->ucode_trace
);
2161 static ssize_t
iwl_dbgfs_rxon_flags_read(struct file
*file
,
2162 char __user
*user_buf
,
2163 size_t count
, loff_t
*ppos
) {
2165 struct iwl_priv
*priv
= file
->private_data
;
2169 len
= sprintf(buf
, "0x%04X\n",
2170 le32_to_cpu(priv
->contexts
[IWL_RXON_CTX_BSS
].active
.flags
));
2171 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, len
);
2174 static ssize_t
iwl_dbgfs_rxon_filter_flags_read(struct file
*file
,
2175 char __user
*user_buf
,
2176 size_t count
, loff_t
*ppos
) {
2178 struct iwl_priv
*priv
= file
->private_data
;
2182 len
= sprintf(buf
, "0x%04X\n",
2183 le32_to_cpu(priv
->contexts
[IWL_RXON_CTX_BSS
].active
.filter_flags
));
2184 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, len
);
2187 static ssize_t
iwl_dbgfs_missed_beacon_read(struct file
*file
,
2188 char __user
*user_buf
,
2189 size_t count
, loff_t
*ppos
) {
2191 struct iwl_priv
*priv
= file
->private_data
;
2194 const size_t bufsz
= sizeof(buf
);
2196 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%d\n",
2197 priv
->missed_beacon_threshold
);
2199 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
2202 static ssize_t
iwl_dbgfs_missed_beacon_write(struct file
*file
,
2203 const char __user
*user_buf
,
2204 size_t count
, loff_t
*ppos
)
2206 struct iwl_priv
*priv
= file
->private_data
;
2211 memset(buf
, 0, sizeof(buf
));
2212 buf_size
= min(count
, sizeof(buf
) - 1);
2213 if (copy_from_user(buf
, user_buf
, buf_size
))
2215 if (sscanf(buf
, "%d", &missed
) != 1)
2218 if (missed
< IWL_MISSED_BEACON_THRESHOLD_MIN
||
2219 missed
> IWL_MISSED_BEACON_THRESHOLD_MAX
)
2220 priv
->missed_beacon_threshold
=
2221 IWL_MISSED_BEACON_THRESHOLD_DEF
;
2223 priv
->missed_beacon_threshold
= missed
;
2228 static ssize_t
iwl_dbgfs_plcp_delta_read(struct file
*file
,
2229 char __user
*user_buf
,
2230 size_t count
, loff_t
*ppos
) {
2232 struct iwl_priv
*priv
= file
->private_data
;
2235 const size_t bufsz
= sizeof(buf
);
2237 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%u\n",
2238 priv
->plcp_delta_threshold
);
2240 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
2243 static ssize_t
iwl_dbgfs_plcp_delta_write(struct file
*file
,
2244 const char __user
*user_buf
,
2245 size_t count
, loff_t
*ppos
) {
2247 struct iwl_priv
*priv
= file
->private_data
;
2252 memset(buf
, 0, sizeof(buf
));
2253 buf_size
= min(count
, sizeof(buf
) - 1);
2254 if (copy_from_user(buf
, user_buf
, buf_size
))
2256 if (sscanf(buf
, "%d", &plcp
) != 1)
2258 if ((plcp
< IWL_MAX_PLCP_ERR_THRESHOLD_MIN
) ||
2259 (plcp
> IWL_MAX_PLCP_ERR_THRESHOLD_MAX
))
2260 priv
->plcp_delta_threshold
=
2261 IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE
;
2263 priv
->plcp_delta_threshold
= plcp
;
2267 static ssize_t
iwl_dbgfs_force_reset_read(struct file
*file
,
2268 char __user
*user_buf
,
2269 size_t count
, loff_t
*ppos
)
2271 struct iwl_priv
*priv
= file
->private_data
;
2274 const size_t bufsz
= sizeof(buf
);
2275 struct iwl_force_reset
*force_reset
;
2277 for (i
= 0; i
< IWL_MAX_FORCE_RESET
; i
++) {
2278 force_reset
= &priv
->force_reset
[i
];
2279 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
2280 "Force reset method %d\n", i
);
2281 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
2282 "\tnumber of reset request: %d\n",
2283 force_reset
->reset_request_count
);
2284 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
2285 "\tnumber of reset request success: %d\n",
2286 force_reset
->reset_success_count
);
2287 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
2288 "\tnumber of reset request reject: %d\n",
2289 force_reset
->reset_reject_count
);
2290 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
2291 "\treset duration: %lu\n",
2292 force_reset
->reset_duration
);
2294 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
2297 static ssize_t
iwl_dbgfs_force_reset_write(struct file
*file
,
2298 const char __user
*user_buf
,
2299 size_t count
, loff_t
*ppos
) {
2301 struct iwl_priv
*priv
= file
->private_data
;
2306 memset(buf
, 0, sizeof(buf
));
2307 buf_size
= min(count
, sizeof(buf
) - 1);
2308 if (copy_from_user(buf
, user_buf
, buf_size
))
2310 if (sscanf(buf
, "%d", &reset
) != 1)
2315 ret
= iwl_force_reset(priv
, reset
, true);
2320 return ret
? ret
: count
;
2323 static ssize_t
iwl_dbgfs_txfifo_flush_write(struct file
*file
,
2324 const char __user
*user_buf
,
2325 size_t count
, loff_t
*ppos
) {
2327 struct iwl_priv
*priv
= file
->private_data
;
2332 memset(buf
, 0, sizeof(buf
));
2333 buf_size
= min(count
, sizeof(buf
) - 1);
2334 if (copy_from_user(buf
, user_buf
, buf_size
))
2336 if (sscanf(buf
, "%d", &flush
) != 1)
2339 if (iwl_is_rfkill(priv
))
2342 iwlagn_dev_txfifo_flush(priv
, IWL_DROP_ALL
);
2347 static ssize_t
iwl_dbgfs_wd_timeout_write(struct file
*file
,
2348 const char __user
*user_buf
,
2349 size_t count
, loff_t
*ppos
)
2351 struct iwl_priv
*priv
= file
->private_data
;
2356 memset(buf
, 0, sizeof(buf
));
2357 buf_size
= min(count
, sizeof(buf
) - 1);
2358 if (copy_from_user(buf
, user_buf
, buf_size
))
2360 if (sscanf(buf
, "%d", &timeout
) != 1)
2362 if (timeout
< 0 || timeout
> IWL_MAX_WD_TIMEOUT
)
2363 timeout
= IWL_DEF_WD_TIMEOUT
;
2365 hw_params(priv
).wd_timeout
= timeout
;
2366 iwl_setup_watchdog(priv
);
2370 static ssize_t
iwl_dbgfs_bt_traffic_read(struct file
*file
,
2371 char __user
*user_buf
,
2372 size_t count
, loff_t
*ppos
) {
2374 struct iwl_priv
*priv
= (struct iwl_priv
*)file
->private_data
;
2377 const size_t bufsz
= sizeof(buf
);
2379 if (!priv
->bt_enable_flag
) {
2380 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "BT coex disabled\n");
2381 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
2383 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "BT enable flag: 0x%x\n",
2384 priv
->bt_enable_flag
);
2385 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "BT in %s mode\n",
2386 priv
->bt_full_concurrent
? "full concurrency" : "3-wire");
2387 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "BT status: %s, "
2388 "last traffic notif: %d\n",
2389 priv
->bt_status
? "On" : "Off", priv
->last_bt_traffic_load
);
2390 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "ch_announcement: %d, "
2391 "kill_ack_mask: %x, kill_cts_mask: %x\n",
2392 priv
->bt_ch_announce
, priv
->kill_ack_mask
,
2393 priv
->kill_cts_mask
);
2395 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "bluetooth traffic load: ");
2396 switch (priv
->bt_traffic_load
) {
2397 case IWL_BT_COEX_TRAFFIC_LOAD_CONTINUOUS
:
2398 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Continuous\n");
2400 case IWL_BT_COEX_TRAFFIC_LOAD_HIGH
:
2401 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "High\n");
2403 case IWL_BT_COEX_TRAFFIC_LOAD_LOW
:
2404 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Low\n");
2406 case IWL_BT_COEX_TRAFFIC_LOAD_NONE
:
2408 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "None\n");
2412 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
2415 static ssize_t
iwl_dbgfs_protection_mode_read(struct file
*file
,
2416 char __user
*user_buf
,
2417 size_t count
, loff_t
*ppos
)
2419 struct iwl_priv
*priv
= (struct iwl_priv
*)file
->private_data
;
2423 const size_t bufsz
= sizeof(buf
);
2425 if (cfg(priv
)->ht_params
)
2426 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
2427 "use %s for aggregation\n",
2428 (hw_params(priv
).use_rts_for_aggregation
) ?
2429 "rts/cts" : "cts-to-self");
2431 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "N/A");
2433 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
2436 static ssize_t
iwl_dbgfs_protection_mode_write(struct file
*file
,
2437 const char __user
*user_buf
,
2438 size_t count
, loff_t
*ppos
) {
2440 struct iwl_priv
*priv
= file
->private_data
;
2445 if (!cfg(priv
)->ht_params
)
2448 memset(buf
, 0, sizeof(buf
));
2449 buf_size
= min(count
, sizeof(buf
) - 1);
2450 if (copy_from_user(buf
, user_buf
, buf_size
))
2452 if (sscanf(buf
, "%d", &rts
) != 1)
2455 hw_params(priv
).use_rts_for_aggregation
= true;
2457 hw_params(priv
).use_rts_for_aggregation
= false;
2461 static ssize_t
iwl_dbgfs_echo_test_write(struct file
*file
,
2462 const char __user
*user_buf
,
2463 size_t count
, loff_t
*ppos
)
2465 struct iwl_priv
*priv
= file
->private_data
;
2469 memset(buf
, 0, sizeof(buf
));
2470 buf_size
= min(count
, sizeof(buf
) - 1);
2471 if (copy_from_user(buf
, user_buf
, buf_size
))
2474 iwl_cmd_echo_test(priv
);
2478 DEBUGFS_READ_FILE_OPS(rx_statistics
);
2479 DEBUGFS_READ_FILE_OPS(tx_statistics
);
2480 DEBUGFS_READ_WRITE_FILE_OPS(traffic_log
);
2481 DEBUGFS_READ_FILE_OPS(ucode_rx_stats
);
2482 DEBUGFS_READ_FILE_OPS(ucode_tx_stats
);
2483 DEBUGFS_READ_FILE_OPS(ucode_general_stats
);
2484 DEBUGFS_READ_FILE_OPS(sensitivity
);
2485 DEBUGFS_READ_FILE_OPS(chain_noise
);
2486 DEBUGFS_READ_FILE_OPS(power_save_status
);
2487 DEBUGFS_WRITE_FILE_OPS(clear_ucode_statistics
);
2488 DEBUGFS_WRITE_FILE_OPS(clear_traffic_statistics
);
2489 DEBUGFS_READ_WRITE_FILE_OPS(ucode_tracing
);
2490 DEBUGFS_READ_WRITE_FILE_OPS(missed_beacon
);
2491 DEBUGFS_READ_WRITE_FILE_OPS(plcp_delta
);
2492 DEBUGFS_READ_WRITE_FILE_OPS(force_reset
);
2493 DEBUGFS_READ_FILE_OPS(rxon_flags
);
2494 DEBUGFS_READ_FILE_OPS(rxon_filter_flags
);
2495 DEBUGFS_WRITE_FILE_OPS(txfifo_flush
);
2496 DEBUGFS_READ_FILE_OPS(ucode_bt_stats
);
2497 DEBUGFS_WRITE_FILE_OPS(wd_timeout
);
2498 DEBUGFS_READ_FILE_OPS(bt_traffic
);
2499 DEBUGFS_READ_WRITE_FILE_OPS(protection_mode
);
2500 DEBUGFS_READ_FILE_OPS(reply_tx_error
);
2501 DEBUGFS_WRITE_FILE_OPS(echo_test
);
2504 * Create the debugfs files and directories
2507 int iwl_dbgfs_register(struct iwl_priv
*priv
, const char *name
)
2509 struct dentry
*phyd
= priv
->hw
->wiphy
->debugfsdir
;
2510 struct dentry
*dir_drv
, *dir_data
, *dir_rf
, *dir_debug
;
2512 dir_drv
= debugfs_create_dir(name
, phyd
);
2516 priv
->debugfs_dir
= dir_drv
;
2518 dir_data
= debugfs_create_dir("data", dir_drv
);
2521 dir_rf
= debugfs_create_dir("rf", dir_drv
);
2524 dir_debug
= debugfs_create_dir("debug", dir_drv
);
2528 DEBUGFS_ADD_FILE(nvm
, dir_data
, S_IRUSR
);
2529 DEBUGFS_ADD_FILE(sram
, dir_data
, S_IWUSR
| S_IRUSR
);
2530 DEBUGFS_ADD_FILE(wowlan_sram
, dir_data
, S_IRUSR
);
2531 DEBUGFS_ADD_FILE(stations
, dir_data
, S_IRUSR
);
2532 DEBUGFS_ADD_FILE(channels
, dir_data
, S_IRUSR
);
2533 DEBUGFS_ADD_FILE(status
, dir_data
, S_IRUSR
);
2534 DEBUGFS_ADD_FILE(rx_handlers
, dir_data
, S_IWUSR
| S_IRUSR
);
2535 DEBUGFS_ADD_FILE(qos
, dir_data
, S_IRUSR
);
2536 DEBUGFS_ADD_FILE(sleep_level_override
, dir_data
, S_IWUSR
| S_IRUSR
);
2537 DEBUGFS_ADD_FILE(current_sleep_command
, dir_data
, S_IRUSR
);
2538 DEBUGFS_ADD_FILE(thermal_throttling
, dir_data
, S_IRUSR
);
2539 DEBUGFS_ADD_FILE(disable_ht40
, dir_data
, S_IWUSR
| S_IRUSR
);
2540 DEBUGFS_ADD_FILE(temperature
, dir_data
, S_IRUSR
);
2542 DEBUGFS_ADD_FILE(rx_statistics
, dir_debug
, S_IRUSR
);
2543 DEBUGFS_ADD_FILE(tx_statistics
, dir_debug
, S_IRUSR
);
2544 DEBUGFS_ADD_FILE(traffic_log
, dir_debug
, S_IWUSR
| S_IRUSR
);
2545 DEBUGFS_ADD_FILE(power_save_status
, dir_debug
, S_IRUSR
);
2546 DEBUGFS_ADD_FILE(clear_ucode_statistics
, dir_debug
, S_IWUSR
);
2547 DEBUGFS_ADD_FILE(clear_traffic_statistics
, dir_debug
, S_IWUSR
);
2548 DEBUGFS_ADD_FILE(missed_beacon
, dir_debug
, S_IWUSR
);
2549 DEBUGFS_ADD_FILE(plcp_delta
, dir_debug
, S_IWUSR
| S_IRUSR
);
2550 DEBUGFS_ADD_FILE(force_reset
, dir_debug
, S_IWUSR
| S_IRUSR
);
2551 DEBUGFS_ADD_FILE(ucode_rx_stats
, dir_debug
, S_IRUSR
);
2552 DEBUGFS_ADD_FILE(ucode_tx_stats
, dir_debug
, S_IRUSR
);
2553 DEBUGFS_ADD_FILE(ucode_general_stats
, dir_debug
, S_IRUSR
);
2554 DEBUGFS_ADD_FILE(txfifo_flush
, dir_debug
, S_IWUSR
);
2555 DEBUGFS_ADD_FILE(protection_mode
, dir_debug
, S_IWUSR
| S_IRUSR
);
2556 DEBUGFS_ADD_FILE(sensitivity
, dir_debug
, S_IRUSR
);
2557 DEBUGFS_ADD_FILE(chain_noise
, dir_debug
, S_IRUSR
);
2558 DEBUGFS_ADD_FILE(ucode_tracing
, dir_debug
, S_IWUSR
| S_IRUSR
);
2559 DEBUGFS_ADD_FILE(ucode_bt_stats
, dir_debug
, S_IRUSR
);
2560 DEBUGFS_ADD_FILE(reply_tx_error
, dir_debug
, S_IRUSR
);
2561 DEBUGFS_ADD_FILE(rxon_flags
, dir_debug
, S_IWUSR
);
2562 DEBUGFS_ADD_FILE(rxon_filter_flags
, dir_debug
, S_IWUSR
);
2563 DEBUGFS_ADD_FILE(wd_timeout
, dir_debug
, S_IWUSR
);
2564 DEBUGFS_ADD_FILE(echo_test
, dir_debug
, S_IWUSR
);
2565 if (iwl_advanced_bt_coexist(priv
))
2566 DEBUGFS_ADD_FILE(bt_traffic
, dir_debug
, S_IRUSR
);
2568 DEBUGFS_ADD_BOOL(disable_sensitivity
, dir_rf
,
2569 &priv
->disable_sens_cal
);
2570 DEBUGFS_ADD_BOOL(disable_chain_noise
, dir_rf
,
2571 &priv
->disable_chain_noise_cal
);
2573 if (iwl_trans_dbgfs_register(trans(priv
), dir_debug
))
2578 IWL_ERR(priv
, "Can't create the debugfs directory\n");
2579 iwl_dbgfs_unregister(priv
);
2584 * Remove the debugfs files and directories
2587 void iwl_dbgfs_unregister(struct iwl_priv
*priv
)
2589 if (!priv
->debugfs_dir
)
2592 debugfs_remove_recursive(priv
->debugfs_dir
);
2593 priv
->debugfs_dir
= NULL
;