1 /******************************************************************************
5 * Copyright(c) 2008 - 2009 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/kernel.h>
30 #include <linux/module.h>
31 #include <linux/debugfs.h>
33 #include <linux/ieee80211.h>
34 #include <net/mac80211.h>
38 #include "iwl-debug.h"
41 #include "iwl-calib.h"
43 /* create and remove of files */
44 #define DEBUGFS_ADD_DIR(name, parent) do { \
45 dbgfs->dir_##name = debugfs_create_dir(#name, parent); \
46 if (!(dbgfs->dir_##name)) \
50 #define DEBUGFS_ADD_FILE(name, parent, mode) do { \
51 dbgfs->dbgfs_##parent##_files.file_##name = \
52 debugfs_create_file(#name, mode, \
53 dbgfs->dir_##parent, priv, \
54 &iwl_dbgfs_##name##_ops); \
55 if (!(dbgfs->dbgfs_##parent##_files.file_##name)) \
59 #define DEBUGFS_ADD_BOOL(name, parent, ptr) do { \
60 dbgfs->dbgfs_##parent##_files.file_##name = \
61 debugfs_create_bool(#name, S_IWUSR | S_IRUSR, \
62 dbgfs->dir_##parent, ptr); \
63 if (IS_ERR(dbgfs->dbgfs_##parent##_files.file_##name) \
64 || !dbgfs->dbgfs_##parent##_files.file_##name) \
68 #define DEBUGFS_ADD_X32(name, parent, ptr) do { \
69 dbgfs->dbgfs_##parent##_files.file_##name = \
70 debugfs_create_x32(#name, S_IRUSR, dbgfs->dir_##parent, ptr); \
71 if (IS_ERR(dbgfs->dbgfs_##parent##_files.file_##name) \
72 || !dbgfs->dbgfs_##parent##_files.file_##name) \
76 #define DEBUGFS_REMOVE(name) do { \
77 debugfs_remove(name); \
82 #define DEBUGFS_READ_FUNC(name) \
83 static ssize_t iwl_dbgfs_##name##_read(struct file *file, \
84 char __user *user_buf, \
85 size_t count, loff_t *ppos);
87 #define DEBUGFS_WRITE_FUNC(name) \
88 static ssize_t iwl_dbgfs_##name##_write(struct file *file, \
89 const char __user *user_buf, \
90 size_t count, loff_t *ppos);
93 static int iwl_dbgfs_open_file_generic(struct inode *inode, struct file *file)
95 file->private_data = inode->i_private;
99 #define DEBUGFS_READ_FILE_OPS(name) \
100 DEBUGFS_READ_FUNC(name); \
101 static const struct file_operations iwl_dbgfs_##name##_ops = { \
102 .read = iwl_dbgfs_##name##_read, \
103 .open = iwl_dbgfs_open_file_generic, \
106 #define DEBUGFS_WRITE_FILE_OPS(name) \
107 DEBUGFS_WRITE_FUNC(name); \
108 static const struct file_operations iwl_dbgfs_##name##_ops = { \
109 .write = iwl_dbgfs_##name##_write, \
110 .open = iwl_dbgfs_open_file_generic, \
114 #define DEBUGFS_READ_WRITE_FILE_OPS(name) \
115 DEBUGFS_READ_FUNC(name); \
116 DEBUGFS_WRITE_FUNC(name); \
117 static const struct file_operations iwl_dbgfs_##name##_ops = { \
118 .write = iwl_dbgfs_##name##_write, \
119 .read = iwl_dbgfs_##name##_read, \
120 .open = iwl_dbgfs_open_file_generic, \
124 static ssize_t iwl_dbgfs_tx_statistics_read(struct file *file,
125 char __user *user_buf,
126 size_t count, loff_t *ppos) {
128 struct iwl_priv *priv = file->private_data;
134 const size_t bufsz = 100 +
135 sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX);
136 buf = kzalloc(bufsz, GFP_KERNEL);
139 pos += scnprintf(buf + pos, bufsz - pos, "Management:\n");
140 for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) {
141 pos += scnprintf(buf + pos, bufsz - pos,
143 get_mgmt_string(cnt),
144 priv->tx_stats.mgmt[cnt]);
146 pos += scnprintf(buf + pos, bufsz - pos, "Control\n");
147 for (cnt = 0; cnt < CONTROL_MAX; cnt++) {
148 pos += scnprintf(buf + pos, bufsz - pos,
150 get_ctrl_string(cnt),
151 priv->tx_stats.ctrl[cnt]);
153 pos += scnprintf(buf + pos, bufsz - pos, "Data:\n");
154 pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n",
155 priv->tx_stats.data_cnt);
156 pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n",
157 priv->tx_stats.data_bytes);
158 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
163 static ssize_t iwl_dbgfs_clear_traffic_statistics_write(struct file *file,
164 const char __user *user_buf,
165 size_t count, loff_t *ppos)
167 struct iwl_priv *priv = file->private_data;
172 memset(buf, 0, sizeof(buf));
173 buf_size = min(count, sizeof(buf) - 1);
174 if (copy_from_user(buf, user_buf, buf_size))
176 if (sscanf(buf, "%x", &clear_flag) != 1)
178 iwl_clear_traffic_stats(priv);
183 static ssize_t iwl_dbgfs_rx_statistics_read(struct file *file,
184 char __user *user_buf,
185 size_t count, loff_t *ppos) {
187 struct iwl_priv *priv = file->private_data;
192 const size_t bufsz = 100 +
193 sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX);
194 buf = kzalloc(bufsz, GFP_KERNEL);
198 pos += scnprintf(buf + pos, bufsz - pos, "Management:\n");
199 for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) {
200 pos += scnprintf(buf + pos, bufsz - pos,
202 get_mgmt_string(cnt),
203 priv->rx_stats.mgmt[cnt]);
205 pos += scnprintf(buf + pos, bufsz - pos, "Control:\n");
206 for (cnt = 0; cnt < CONTROL_MAX; cnt++) {
207 pos += scnprintf(buf + pos, bufsz - pos,
209 get_ctrl_string(cnt),
210 priv->rx_stats.ctrl[cnt]);
212 pos += scnprintf(buf + pos, bufsz - pos, "Data:\n");
213 pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n",
214 priv->rx_stats.data_cnt);
215 pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n",
216 priv->rx_stats.data_bytes);
218 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
223 #define BYTE1_MASK 0x000000ff;
224 #define BYTE2_MASK 0x0000ffff;
225 #define BYTE3_MASK 0x00ffffff;
226 static ssize_t iwl_dbgfs_sram_read(struct file *file,
227 char __user *user_buf,
228 size_t count, loff_t *ppos)
235 struct iwl_priv *priv = file->private_data;
238 /* default is to dump the entire data segment */
239 if (!priv->dbgfs->sram_offset && !priv->dbgfs->sram_len) {
240 priv->dbgfs->sram_offset = 0x800000;
241 if (priv->ucode_type == UCODE_INIT)
242 priv->dbgfs->sram_len = priv->ucode_init_data.len;
244 priv->dbgfs->sram_len = priv->ucode_data.len;
246 bufsz = 30 + priv->dbgfs->sram_len * sizeof(char) * 10;
247 buf = kmalloc(bufsz, GFP_KERNEL);
250 pos += scnprintf(buf + pos, bufsz - pos, "sram_len: 0x%x\n",
251 priv->dbgfs->sram_len);
252 pos += scnprintf(buf + pos, bufsz - pos, "sram_offset: 0x%x\n",
253 priv->dbgfs->sram_offset);
254 for (i = priv->dbgfs->sram_len; i > 0; i -= 4) {
255 val = iwl_read_targ_mem(priv, priv->dbgfs->sram_offset + \
256 priv->dbgfs->sram_len - i);
271 pos += scnprintf(buf + pos, bufsz - pos, "\n");
272 pos += scnprintf(buf + pos, bufsz - pos, "0x%08x ", val);
274 pos += scnprintf(buf + pos, bufsz - pos, "\n");
276 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
281 static ssize_t iwl_dbgfs_sram_write(struct file *file,
282 const char __user *user_buf,
283 size_t count, loff_t *ppos)
285 struct iwl_priv *priv = file->private_data;
290 memset(buf, 0, sizeof(buf));
291 buf_size = min(count, sizeof(buf) - 1);
292 if (copy_from_user(buf, user_buf, buf_size))
295 if (sscanf(buf, "%x,%x", &offset, &len) == 2) {
296 priv->dbgfs->sram_offset = offset;
297 priv->dbgfs->sram_len = len;
299 priv->dbgfs->sram_offset = 0;
300 priv->dbgfs->sram_len = 0;
306 static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf,
307 size_t count, loff_t *ppos)
309 struct iwl_priv *priv = file->private_data;
310 struct iwl_station_entry *station;
311 int max_sta = priv->hw_params.max_stations;
315 /* Add 30 for initial string */
316 const size_t bufsz = 30 + sizeof(char) * 500 * (priv->num_stations);
318 buf = kmalloc(bufsz, GFP_KERNEL);
322 pos += scnprintf(buf + pos, bufsz - pos, "num of stations: %d\n\n",
325 for (i = 0; i < max_sta; i++) {
326 station = &priv->stations[i];
328 pos += scnprintf(buf + pos, bufsz - pos,
329 "station %d:\ngeneral data:\n", i+1);
330 pos += scnprintf(buf + pos, bufsz - pos, "id: %u\n",
331 station->sta.sta.sta_id);
332 pos += scnprintf(buf + pos, bufsz - pos, "mode: %u\n",
334 pos += scnprintf(buf + pos, bufsz - pos,
336 station->sta.station_flags_msk);
337 pos += scnprintf(buf + pos, bufsz - pos, "tid data:\n");
338 pos += scnprintf(buf + pos, bufsz - pos,
339 "seq_num\t\ttxq_id");
340 pos += scnprintf(buf + pos, bufsz - pos,
341 "\tframe_count\twait_for_ba\t");
342 pos += scnprintf(buf + pos, bufsz - pos,
343 "start_idx\tbitmap0\t");
344 pos += scnprintf(buf + pos, bufsz - pos,
345 "bitmap1\trate_n_flags");
346 pos += scnprintf(buf + pos, bufsz - pos, "\n");
348 for (j = 0; j < MAX_TID_COUNT; j++) {
349 pos += scnprintf(buf + pos, bufsz - pos,
351 station->tid[j].seq_number);
352 pos += scnprintf(buf + pos, bufsz - pos,
353 "\t%u\t\t%u\t\t%u\t\t",
354 station->tid[j].agg.txq_id,
355 station->tid[j].agg.frame_count,
356 station->tid[j].agg.wait_for_ba);
357 pos += scnprintf(buf + pos, bufsz - pos,
359 station->tid[j].agg.start_idx,
360 (unsigned long long)station->tid[j].agg.bitmap,
361 station->tid[j].agg.rate_n_flags);
362 pos += scnprintf(buf + pos, bufsz - pos, "\n");
364 pos += scnprintf(buf + pos, bufsz - pos, "\n");
368 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
373 static ssize_t iwl_dbgfs_nvm_read(struct file *file,
374 char __user *user_buf,
379 struct iwl_priv *priv = file->private_data;
380 int pos = 0, ofs = 0, buf_size = 0;
384 size_t eeprom_len = priv->cfg->eeprom_size;
385 buf_size = 4 * eeprom_len + 256;
387 if (eeprom_len % 16) {
388 IWL_ERR(priv, "NVM size is not multiple of 16.\n");
394 IWL_ERR(priv, "Invalid EEPROM/OTP memory\n");
398 /* 4 characters for byte 0xYY */
399 buf = kzalloc(buf_size, GFP_KERNEL);
401 IWL_ERR(priv, "Can not allocate Buffer\n");
404 eeprom_ver = iwl_eeprom_query16(priv, EEPROM_VERSION);
405 pos += scnprintf(buf + pos, buf_size - pos, "NVM Type: %s, "
407 (priv->nvm_device_type == NVM_DEVICE_TYPE_OTP)
408 ? "OTP" : "EEPROM", eeprom_ver);
409 for (ofs = 0 ; ofs < eeprom_len ; ofs += 16) {
410 pos += scnprintf(buf + pos, buf_size - pos, "0x%.4x ", ofs);
411 hex_dump_to_buffer(ptr + ofs, 16 , 16, 2, buf + pos,
413 pos += strlen(buf + pos);
414 if (buf_size - pos > 0)
418 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
423 static ssize_t iwl_dbgfs_log_event_read(struct file *file,
424 char __user *user_buf,
425 size_t count, loff_t *ppos)
427 struct iwl_priv *priv = file->private_data;
430 ssize_t ret = -ENOMEM;
432 ret = pos = priv->cfg->ops->lib->dump_nic_event_log(
433 priv, true, &buf, true);
435 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
441 static ssize_t iwl_dbgfs_log_event_write(struct file *file,
442 const char __user *user_buf,
443 size_t count, loff_t *ppos)
445 struct iwl_priv *priv = file->private_data;
450 memset(buf, 0, sizeof(buf));
451 buf_size = min(count, sizeof(buf) - 1);
452 if (copy_from_user(buf, user_buf, buf_size))
454 if (sscanf(buf, "%d", &event_log_flag) != 1)
456 if (event_log_flag == 1)
457 priv->cfg->ops->lib->dump_nic_event_log(priv, true,
465 static ssize_t iwl_dbgfs_channels_read(struct file *file, char __user *user_buf,
466 size_t count, loff_t *ppos)
468 struct iwl_priv *priv = file->private_data;
469 struct ieee80211_channel *channels = NULL;
470 const struct ieee80211_supported_band *supp_band = NULL;
471 int pos = 0, i, bufsz = PAGE_SIZE;
475 if (!test_bit(STATUS_GEO_CONFIGURED, &priv->status))
478 buf = kzalloc(bufsz, GFP_KERNEL);
480 IWL_ERR(priv, "Can not allocate Buffer\n");
484 supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_2GHZ);
486 channels = supp_band->channels;
488 pos += scnprintf(buf + pos, bufsz - pos,
489 "Displaying %d channels in 2.4GHz band 802.11bg):\n",
490 supp_band->n_channels);
492 for (i = 0; i < supp_band->n_channels; i++)
493 pos += scnprintf(buf + pos, bufsz - pos,
494 "%d: %ddBm: BSS%s%s, %s.\n",
495 ieee80211_frequency_to_channel(
496 channels[i].center_freq),
497 channels[i].max_power,
498 channels[i].flags & IEEE80211_CHAN_RADAR ?
499 " (IEEE 802.11h required)" : "",
500 ((channels[i].flags & IEEE80211_CHAN_NO_IBSS)
501 || (channels[i].flags &
502 IEEE80211_CHAN_RADAR)) ? "" :
505 IEEE80211_CHAN_PASSIVE_SCAN ?
506 "passive only" : "active/passive");
508 supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_5GHZ);
510 channels = supp_band->channels;
512 pos += scnprintf(buf + pos, bufsz - pos,
513 "Displaying %d channels in 5.2GHz band (802.11a)\n",
514 supp_band->n_channels);
516 for (i = 0; i < supp_band->n_channels; i++)
517 pos += scnprintf(buf + pos, bufsz - pos,
518 "%d: %ddBm: BSS%s%s, %s.\n",
519 ieee80211_frequency_to_channel(
520 channels[i].center_freq),
521 channels[i].max_power,
522 channels[i].flags & IEEE80211_CHAN_RADAR ?
523 " (IEEE 802.11h required)" : "",
524 ((channels[i].flags & IEEE80211_CHAN_NO_IBSS)
525 || (channels[i].flags &
526 IEEE80211_CHAN_RADAR)) ? "" :
529 IEEE80211_CHAN_PASSIVE_SCAN ?
530 "passive only" : "active/passive");
532 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
537 static ssize_t iwl_dbgfs_status_read(struct file *file,
538 char __user *user_buf,
539 size_t count, loff_t *ppos) {
541 struct iwl_priv *priv = file->private_data;
544 const size_t bufsz = sizeof(buf);
546 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_HCMD_ACTIVE:\t %d\n",
547 test_bit(STATUS_HCMD_ACTIVE, &priv->status));
548 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_HCMD_SYNC_ACTIVE: %d\n",
549 test_bit(STATUS_HCMD_SYNC_ACTIVE, &priv->status));
550 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INT_ENABLED:\t %d\n",
551 test_bit(STATUS_INT_ENABLED, &priv->status));
552 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_RF_KILL_HW:\t %d\n",
553 test_bit(STATUS_RF_KILL_HW, &priv->status));
554 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_CT_KILL:\t\t %d\n",
555 test_bit(STATUS_CT_KILL, &priv->status));
556 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INIT:\t\t %d\n",
557 test_bit(STATUS_INIT, &priv->status));
558 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_ALIVE:\t\t %d\n",
559 test_bit(STATUS_ALIVE, &priv->status));
560 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_READY:\t\t %d\n",
561 test_bit(STATUS_READY, &priv->status));
562 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_TEMPERATURE:\t %d\n",
563 test_bit(STATUS_TEMPERATURE, &priv->status));
564 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_GEO_CONFIGURED:\t %d\n",
565 test_bit(STATUS_GEO_CONFIGURED, &priv->status));
566 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_EXIT_PENDING:\t %d\n",
567 test_bit(STATUS_EXIT_PENDING, &priv->status));
568 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_STATISTICS:\t %d\n",
569 test_bit(STATUS_STATISTICS, &priv->status));
570 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCANNING:\t %d\n",
571 test_bit(STATUS_SCANNING, &priv->status));
572 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_ABORTING:\t %d\n",
573 test_bit(STATUS_SCAN_ABORTING, &priv->status));
574 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_HW:\t\t %d\n",
575 test_bit(STATUS_SCAN_HW, &priv->status));
576 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_POWER_PMI:\t %d\n",
577 test_bit(STATUS_POWER_PMI, &priv->status));
578 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_FW_ERROR:\t %d\n",
579 test_bit(STATUS_FW_ERROR, &priv->status));
580 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_MODE_PENDING:\t %d\n",
581 test_bit(STATUS_MODE_PENDING, &priv->status));
582 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
585 static ssize_t iwl_dbgfs_interrupt_read(struct file *file,
586 char __user *user_buf,
587 size_t count, loff_t *ppos) {
589 struct iwl_priv *priv = file->private_data;
593 int bufsz = 24 * 64; /* 24 items * 64 char per item */
596 buf = kzalloc(bufsz, GFP_KERNEL);
598 IWL_ERR(priv, "Can not allocate Buffer\n");
602 pos += scnprintf(buf + pos, bufsz - pos,
603 "Interrupt Statistics Report:\n");
605 pos += scnprintf(buf + pos, bufsz - pos, "HW Error:\t\t\t %u\n",
607 pos += scnprintf(buf + pos, bufsz - pos, "SW Error:\t\t\t %u\n",
609 if (priv->isr_stats.sw > 0) {
610 pos += scnprintf(buf + pos, bufsz - pos,
611 "\tLast Restarting Code: 0x%X\n",
612 priv->isr_stats.sw_err);
614 #ifdef CONFIG_IWLWIFI_DEBUG
615 pos += scnprintf(buf + pos, bufsz - pos, "Frame transmitted:\t\t %u\n",
616 priv->isr_stats.sch);
617 pos += scnprintf(buf + pos, bufsz - pos, "Alive interrupt:\t\t %u\n",
618 priv->isr_stats.alive);
620 pos += scnprintf(buf + pos, bufsz - pos,
621 "HW RF KILL switch toggled:\t %u\n",
622 priv->isr_stats.rfkill);
624 pos += scnprintf(buf + pos, bufsz - pos, "CT KILL:\t\t\t %u\n",
625 priv->isr_stats.ctkill);
627 pos += scnprintf(buf + pos, bufsz - pos, "Wakeup Interrupt:\t\t %u\n",
628 priv->isr_stats.wakeup);
630 pos += scnprintf(buf + pos, bufsz - pos,
631 "Rx command responses:\t\t %u\n",
633 for (cnt = 0; cnt < REPLY_MAX; cnt++) {
634 if (priv->isr_stats.rx_handlers[cnt] > 0)
635 pos += scnprintf(buf + pos, bufsz - pos,
636 "\tRx handler[%36s]:\t\t %u\n",
638 priv->isr_stats.rx_handlers[cnt]);
641 pos += scnprintf(buf + pos, bufsz - pos, "Tx/FH interrupt:\t\t %u\n",
644 pos += scnprintf(buf + pos, bufsz - pos, "Unexpected INTA:\t\t %u\n",
645 priv->isr_stats.unhandled);
647 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
652 static ssize_t iwl_dbgfs_interrupt_write(struct file *file,
653 const char __user *user_buf,
654 size_t count, loff_t *ppos)
656 struct iwl_priv *priv = file->private_data;
661 memset(buf, 0, sizeof(buf));
662 buf_size = min(count, sizeof(buf) - 1);
663 if (copy_from_user(buf, user_buf, buf_size))
665 if (sscanf(buf, "%x", &reset_flag) != 1)
668 iwl_clear_isr_stats(priv);
673 static ssize_t iwl_dbgfs_qos_read(struct file *file, char __user *user_buf,
674 size_t count, loff_t *ppos)
676 struct iwl_priv *priv = file->private_data;
679 const size_t bufsz = sizeof(buf);
682 for (i = 0; i < AC_NUM; i++) {
683 pos += scnprintf(buf + pos, bufsz - pos,
684 "\tcw_min\tcw_max\taifsn\ttxop\n");
685 pos += scnprintf(buf + pos, bufsz - pos,
686 "AC[%d]\t%u\t%u\t%u\t%u\n", i,
687 priv->qos_data.def_qos_parm.ac[i].cw_min,
688 priv->qos_data.def_qos_parm.ac[i].cw_max,
689 priv->qos_data.def_qos_parm.ac[i].aifsn,
690 priv->qos_data.def_qos_parm.ac[i].edca_txop);
692 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
696 static ssize_t iwl_dbgfs_led_read(struct file *file, char __user *user_buf,
697 size_t count, loff_t *ppos)
699 struct iwl_priv *priv = file->private_data;
702 const size_t bufsz = sizeof(buf);
705 pos += scnprintf(buf + pos, bufsz - pos,
706 "allow blinking: %s\n",
707 (priv->allow_blinking) ? "True" : "False");
708 if (priv->allow_blinking) {
709 pos += scnprintf(buf + pos, bufsz - pos,
710 "Led blinking rate: %u\n",
711 priv->last_blink_rate);
712 pos += scnprintf(buf + pos, bufsz - pos,
713 "Last blink time: %lu\n",
714 priv->last_blink_time);
717 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
721 static ssize_t iwl_dbgfs_thermal_throttling_read(struct file *file,
722 char __user *user_buf,
723 size_t count, loff_t *ppos)
725 struct iwl_priv *priv = file->private_data;
726 struct iwl_tt_mgmt *tt = &priv->thermal_throttle;
727 struct iwl_tt_restriction *restriction;
730 const size_t bufsz = sizeof(buf);
733 pos += scnprintf(buf + pos, bufsz - pos,
734 "Thermal Throttling Mode: %s\n",
735 tt->advanced_tt ? "Advance" : "Legacy");
736 pos += scnprintf(buf + pos, bufsz - pos,
737 "Thermal Throttling State: %d\n",
739 if (tt->advanced_tt) {
740 restriction = tt->restriction + tt->state;
741 pos += scnprintf(buf + pos, bufsz - pos,
743 restriction->tx_stream);
744 pos += scnprintf(buf + pos, bufsz - pos,
746 restriction->rx_stream);
747 pos += scnprintf(buf + pos, bufsz - pos,
751 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
755 static ssize_t iwl_dbgfs_disable_ht40_write(struct file *file,
756 const char __user *user_buf,
757 size_t count, loff_t *ppos)
759 struct iwl_priv *priv = file->private_data;
764 memset(buf, 0, sizeof(buf));
765 buf_size = min(count, sizeof(buf) - 1);
766 if (copy_from_user(buf, user_buf, buf_size))
768 if (sscanf(buf, "%d", &ht40) != 1)
770 if (!iwl_is_associated(priv))
771 priv->disable_ht40 = ht40 ? true : false;
773 IWL_ERR(priv, "Sta associated with AP - "
774 "Change to 40MHz channel support is not allowed\n");
781 static ssize_t iwl_dbgfs_disable_ht40_read(struct file *file,
782 char __user *user_buf,
783 size_t count, loff_t *ppos)
785 struct iwl_priv *priv = file->private_data;
788 const size_t bufsz = sizeof(buf);
791 pos += scnprintf(buf + pos, bufsz - pos,
792 "11n 40MHz Mode: %s\n",
793 priv->disable_ht40 ? "Disabled" : "Enabled");
794 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
798 static ssize_t iwl_dbgfs_sleep_level_override_write(struct file *file,
799 const char __user *user_buf,
800 size_t count, loff_t *ppos)
802 struct iwl_priv *priv = file->private_data;
807 memset(buf, 0, sizeof(buf));
808 buf_size = min(count, sizeof(buf) - 1);
809 if (copy_from_user(buf, user_buf, buf_size))
812 if (sscanf(buf, "%d", &value) != 1)
816 * Our users expect 0 to be "CAM", but 0 isn't actually
817 * valid here. However, let's not confuse them and present
818 * IWL_POWER_INDEX_1 as "1", not "0".
825 if (value != -1 && (value < 0 || value >= IWL_POWER_NUM))
828 if (!iwl_is_ready_rf(priv))
831 priv->power_data.debug_sleep_level_override = value;
833 iwl_power_update_mode(priv, true);
838 static ssize_t iwl_dbgfs_sleep_level_override_read(struct file *file,
839 char __user *user_buf,
840 size_t count, loff_t *ppos)
842 struct iwl_priv *priv = file->private_data;
845 const size_t bufsz = sizeof(buf);
847 /* see the write function */
848 value = priv->power_data.debug_sleep_level_override;
852 pos = scnprintf(buf, bufsz, "%d\n", value);
853 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
856 static ssize_t iwl_dbgfs_current_sleep_command_read(struct file *file,
857 char __user *user_buf,
858 size_t count, loff_t *ppos)
860 struct iwl_priv *priv = file->private_data;
863 const size_t bufsz = sizeof(buf);
864 struct iwl_powertable_cmd *cmd = &priv->power_data.sleep_cmd;
866 pos += scnprintf(buf + pos, bufsz - pos,
867 "flags: %#.2x\n", le16_to_cpu(cmd->flags));
868 pos += scnprintf(buf + pos, bufsz - pos,
869 "RX/TX timeout: %d/%d usec\n",
870 le32_to_cpu(cmd->rx_data_timeout),
871 le32_to_cpu(cmd->tx_data_timeout));
872 for (i = 0; i < IWL_POWER_VEC_SIZE; i++)
873 pos += scnprintf(buf + pos, bufsz - pos,
874 "sleep_interval[%d]: %d\n", i,
875 le32_to_cpu(cmd->sleep_interval[i]));
877 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
880 DEBUGFS_READ_WRITE_FILE_OPS(sram);
881 DEBUGFS_READ_WRITE_FILE_OPS(log_event);
882 DEBUGFS_READ_FILE_OPS(nvm);
883 DEBUGFS_READ_FILE_OPS(stations);
884 DEBUGFS_READ_FILE_OPS(channels);
885 DEBUGFS_READ_FILE_OPS(status);
886 DEBUGFS_READ_WRITE_FILE_OPS(interrupt);
887 DEBUGFS_READ_FILE_OPS(qos);
888 DEBUGFS_READ_FILE_OPS(led);
889 DEBUGFS_READ_FILE_OPS(thermal_throttling);
890 DEBUGFS_READ_WRITE_FILE_OPS(disable_ht40);
891 DEBUGFS_READ_WRITE_FILE_OPS(sleep_level_override);
892 DEBUGFS_READ_FILE_OPS(current_sleep_command);
894 static ssize_t iwl_dbgfs_traffic_log_read(struct file *file,
895 char __user *user_buf,
896 size_t count, loff_t *ppos)
898 struct iwl_priv *priv = file->private_data;
899 int pos = 0, ofs = 0;
901 struct iwl_tx_queue *txq;
903 struct iwl_rx_queue *rxq = &priv->rxq;
905 int bufsz = ((IWL_TRAFFIC_ENTRIES * IWL_TRAFFIC_ENTRY_SIZE * 64) * 2) +
906 (priv->cfg->num_of_queues * 32 * 8) + 400;
911 IWL_ERR(priv, "txq not ready\n");
914 buf = kzalloc(bufsz, GFP_KERNEL);
916 IWL_ERR(priv, "Can not allocate buffer\n");
919 pos += scnprintf(buf + pos, bufsz - pos, "Tx Queue\n");
920 for (cnt = 0; cnt < priv->hw_params.max_txq_num; cnt++) {
921 txq = &priv->txq[cnt];
923 pos += scnprintf(buf + pos, bufsz - pos,
924 "q[%d]: read_ptr: %u, write_ptr: %u\n",
925 cnt, q->read_ptr, q->write_ptr);
927 if (priv->tx_traffic && (iwl_debug_level & IWL_DL_TX)) {
928 ptr = priv->tx_traffic;
929 pos += scnprintf(buf + pos, bufsz - pos,
930 "Tx Traffic idx: %u\n", priv->tx_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 pos += scnprintf(buf + pos, bufsz - pos, "Rx Queue\n");
946 pos += scnprintf(buf + pos, bufsz - pos,
947 "read: %u, write: %u\n",
948 rxq->read, rxq->write);
950 if (priv->rx_traffic && (iwl_debug_level & IWL_DL_RX)) {
951 ptr = priv->rx_traffic;
952 pos += scnprintf(buf + pos, bufsz - pos,
953 "Rx Traffic idx: %u\n", priv->rx_traffic_idx);
954 for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) {
955 for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16;
956 entry++, ofs += 16) {
957 pos += scnprintf(buf + pos, bufsz - pos,
959 hex_dump_to_buffer(ptr + ofs, 16, 16, 2,
960 buf + pos, bufsz - pos, 0);
961 pos += strlen(buf + pos);
968 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
973 static ssize_t iwl_dbgfs_traffic_log_write(struct file *file,
974 const char __user *user_buf,
975 size_t count, loff_t *ppos)
977 struct iwl_priv *priv = file->private_data;
982 memset(buf, 0, sizeof(buf));
983 buf_size = min(count, sizeof(buf) - 1);
984 if (copy_from_user(buf, user_buf, buf_size))
986 if (sscanf(buf, "%d", &traffic_log) != 1)
988 if (traffic_log == 0)
989 iwl_reset_traffic_log(priv);
994 static ssize_t iwl_dbgfs_tx_queue_read(struct file *file,
995 char __user *user_buf,
996 size_t count, loff_t *ppos) {
998 struct iwl_priv *priv = file->private_data;
999 struct iwl_tx_queue *txq;
1000 struct iwl_queue *q;
1005 const size_t bufsz = sizeof(char) * 64 * priv->cfg->num_of_queues;
1008 IWL_ERR(priv, "txq not ready\n");
1011 buf = kzalloc(bufsz, GFP_KERNEL);
1015 for (cnt = 0; cnt < priv->hw_params.max_txq_num; cnt++) {
1016 txq = &priv->txq[cnt];
1018 pos += scnprintf(buf + pos, bufsz - pos,
1019 "hwq %.2d: read=%u write=%u stop=%d"
1020 " swq_id=%#.2x (ac %d/hwq %d)\n",
1021 cnt, q->read_ptr, q->write_ptr,
1022 !!test_bit(cnt, priv->queue_stopped),
1024 txq->swq_id & 0x80 ? txq->swq_id & 3 :
1026 txq->swq_id & 0x80 ? (txq->swq_id >> 2) &
1027 0x1f : txq->swq_id);
1030 /* for the ACs, display the stop count too */
1031 pos += scnprintf(buf + pos, bufsz - pos,
1032 " stop-count: %d\n",
1033 atomic_read(&priv->queue_stop_count[cnt]));
1035 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1040 static ssize_t iwl_dbgfs_rx_queue_read(struct file *file,
1041 char __user *user_buf,
1042 size_t count, loff_t *ppos) {
1044 struct iwl_priv *priv = file->private_data;
1045 struct iwl_rx_queue *rxq = &priv->rxq;
1048 const size_t bufsz = sizeof(buf);
1050 pos += scnprintf(buf + pos, bufsz - pos, "read: %u\n",
1052 pos += scnprintf(buf + pos, bufsz - pos, "write: %u\n",
1054 pos += scnprintf(buf + pos, bufsz - pos, "free_count: %u\n",
1056 pos += scnprintf(buf + pos, bufsz - pos, "closed_rb_num: %u\n",
1057 le16_to_cpu(rxq->rb_stts->closed_rb_num) & 0x0FFF);
1058 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1061 static int iwl_dbgfs_statistics_flag(struct iwl_priv *priv, char *buf,
1066 p += scnprintf(buf + p, bufsz - p,
1067 "Statistics Flag(0x%X):\n",
1068 le32_to_cpu(priv->statistics.flag));
1069 if (le32_to_cpu(priv->statistics.flag) & UCODE_STATISTICS_CLEAR_MSK)
1070 p += scnprintf(buf + p, bufsz - p,
1071 "\tStatistics have been cleared\n");
1072 p += scnprintf(buf + p, bufsz - p,
1073 "\tOperational Frequency: %s\n",
1074 (le32_to_cpu(priv->statistics.flag) &
1075 UCODE_STATISTICS_FREQUENCY_MSK)
1076 ? "2.4 GHz" : "5.2 GHz");
1077 p += scnprintf(buf + p, bufsz - p,
1078 "\tTGj Narrow Band: %s\n",
1079 (le32_to_cpu(priv->statistics.flag) &
1080 UCODE_STATISTICS_NARROW_BAND_MSK)
1081 ? "enabled" : "disabled");
1085 static const char ucode_stats_header[] =
1086 "%-32s current acumulative delta max\n";
1087 static const char ucode_stats_short_format[] =
1089 static const char ucode_stats_format[] =
1090 " %-30s %10u %10u %10u %10u\n";
1092 static ssize_t iwl_dbgfs_ucode_rx_stats_read(struct file *file,
1093 char __user *user_buf,
1094 size_t count, loff_t *ppos)
1096 struct iwl_priv *priv = file->private_data;
1099 int bufsz = sizeof(struct statistics_rx_phy) * 40 +
1100 sizeof(struct statistics_rx_non_phy) * 40 +
1101 sizeof(struct statistics_rx_ht_phy) * 40 + 400;
1103 struct statistics_rx_phy *ofdm, *accum_ofdm, *delta_ofdm, *max_ofdm;
1104 struct statistics_rx_phy *cck, *accum_cck, *delta_cck, *max_cck;
1105 struct statistics_rx_non_phy *general, *accum_general;
1106 struct statistics_rx_non_phy *delta_general, *max_general;
1107 struct statistics_rx_ht_phy *ht, *accum_ht, *delta_ht, *max_ht;
1109 if (!iwl_is_alive(priv))
1112 /* make request to uCode to retrieve statistics information */
1113 mutex_lock(&priv->mutex);
1114 ret = iwl_send_statistics_request(priv, CMD_SYNC, false);
1115 mutex_unlock(&priv->mutex);
1119 "Error sending statistics request: %zd\n", ret);
1122 buf = kzalloc(bufsz, GFP_KERNEL);
1124 IWL_ERR(priv, "Can not allocate Buffer\n");
1128 /* the statistic information display here is based on
1129 * the last statistics notification from uCode
1130 * might not reflect the current uCode activity
1132 ofdm = &priv->statistics.rx.ofdm;
1133 cck = &priv->statistics.rx.cck;
1134 general = &priv->statistics.rx.general;
1135 ht = &priv->statistics.rx.ofdm_ht;
1136 accum_ofdm = &priv->accum_statistics.rx.ofdm;
1137 accum_cck = &priv->accum_statistics.rx.cck;
1138 accum_general = &priv->accum_statistics.rx.general;
1139 accum_ht = &priv->accum_statistics.rx.ofdm_ht;
1140 delta_ofdm = &priv->delta_statistics.rx.ofdm;
1141 delta_cck = &priv->delta_statistics.rx.cck;
1142 delta_general = &priv->delta_statistics.rx.general;
1143 delta_ht = &priv->delta_statistics.rx.ofdm_ht;
1144 max_ofdm = &priv->max_delta.rx.ofdm;
1145 max_cck = &priv->max_delta.rx.cck;
1146 max_general = &priv->max_delta.rx.general;
1147 max_ht = &priv->max_delta.rx.ofdm_ht;
1149 pos += iwl_dbgfs_statistics_flag(priv, buf, bufsz);
1150 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_header,
1151 "Statistics_Rx - OFDM:");
1152 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1153 "ina_cnt:", le32_to_cpu(ofdm->ina_cnt),
1154 accum_ofdm->ina_cnt,
1155 delta_ofdm->ina_cnt, max_ofdm->ina_cnt);
1156 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1158 le32_to_cpu(ofdm->fina_cnt), accum_ofdm->fina_cnt,
1159 delta_ofdm->fina_cnt, max_ofdm->fina_cnt);
1160 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1162 le32_to_cpu(ofdm->plcp_err), accum_ofdm->plcp_err,
1163 delta_ofdm->plcp_err, max_ofdm->plcp_err);
1164 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1166 le32_to_cpu(ofdm->crc32_err), accum_ofdm->crc32_err,
1167 delta_ofdm->crc32_err, max_ofdm->crc32_err);
1168 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1170 le32_to_cpu(ofdm->overrun_err),
1171 accum_ofdm->overrun_err,
1172 delta_ofdm->overrun_err, max_ofdm->overrun_err);
1173 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1174 "early_overrun_err:",
1175 le32_to_cpu(ofdm->early_overrun_err),
1176 accum_ofdm->early_overrun_err,
1177 delta_ofdm->early_overrun_err,
1178 max_ofdm->early_overrun_err);
1179 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1181 le32_to_cpu(ofdm->crc32_good),
1182 accum_ofdm->crc32_good,
1183 delta_ofdm->crc32_good, max_ofdm->crc32_good);
1184 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1186 le32_to_cpu(ofdm->false_alarm_cnt),
1187 accum_ofdm->false_alarm_cnt,
1188 delta_ofdm->false_alarm_cnt,
1189 max_ofdm->false_alarm_cnt);
1190 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1191 "fina_sync_err_cnt:",
1192 le32_to_cpu(ofdm->fina_sync_err_cnt),
1193 accum_ofdm->fina_sync_err_cnt,
1194 delta_ofdm->fina_sync_err_cnt,
1195 max_ofdm->fina_sync_err_cnt);
1196 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1198 le32_to_cpu(ofdm->sfd_timeout),
1199 accum_ofdm->sfd_timeout,
1200 delta_ofdm->sfd_timeout,
1201 max_ofdm->sfd_timeout);
1202 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1204 le32_to_cpu(ofdm->fina_timeout),
1205 accum_ofdm->fina_timeout,
1206 delta_ofdm->fina_timeout,
1207 max_ofdm->fina_timeout);
1208 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1210 le32_to_cpu(ofdm->unresponded_rts),
1211 accum_ofdm->unresponded_rts,
1212 delta_ofdm->unresponded_rts,
1213 max_ofdm->unresponded_rts);
1214 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1215 "rxe_frame_lmt_ovrun:",
1216 le32_to_cpu(ofdm->rxe_frame_limit_overrun),
1217 accum_ofdm->rxe_frame_limit_overrun,
1218 delta_ofdm->rxe_frame_limit_overrun,
1219 max_ofdm->rxe_frame_limit_overrun);
1220 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1222 le32_to_cpu(ofdm->sent_ack_cnt),
1223 accum_ofdm->sent_ack_cnt,
1224 delta_ofdm->sent_ack_cnt,
1225 max_ofdm->sent_ack_cnt);
1226 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1228 le32_to_cpu(ofdm->sent_cts_cnt),
1229 accum_ofdm->sent_cts_cnt,
1230 delta_ofdm->sent_cts_cnt, max_ofdm->sent_cts_cnt);
1231 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1233 le32_to_cpu(ofdm->sent_ba_rsp_cnt),
1234 accum_ofdm->sent_ba_rsp_cnt,
1235 delta_ofdm->sent_ba_rsp_cnt,
1236 max_ofdm->sent_ba_rsp_cnt);
1237 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1239 le32_to_cpu(ofdm->dsp_self_kill),
1240 accum_ofdm->dsp_self_kill,
1241 delta_ofdm->dsp_self_kill,
1242 max_ofdm->dsp_self_kill);
1243 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1245 le32_to_cpu(ofdm->mh_format_err),
1246 accum_ofdm->mh_format_err,
1247 delta_ofdm->mh_format_err,
1248 max_ofdm->mh_format_err);
1249 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1250 "re_acq_main_rssi_sum:",
1251 le32_to_cpu(ofdm->re_acq_main_rssi_sum),
1252 accum_ofdm->re_acq_main_rssi_sum,
1253 delta_ofdm->re_acq_main_rssi_sum,
1254 max_ofdm->re_acq_main_rssi_sum);
1256 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_header,
1257 "Statistics_Rx - CCK:");
1258 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1260 le32_to_cpu(cck->ina_cnt), accum_cck->ina_cnt,
1261 delta_cck->ina_cnt, max_cck->ina_cnt);
1262 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1264 le32_to_cpu(cck->fina_cnt), accum_cck->fina_cnt,
1265 delta_cck->fina_cnt, max_cck->fina_cnt);
1266 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1268 le32_to_cpu(cck->plcp_err), accum_cck->plcp_err,
1269 delta_cck->plcp_err, max_cck->plcp_err);
1270 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1272 le32_to_cpu(cck->crc32_err), accum_cck->crc32_err,
1273 delta_cck->crc32_err, max_cck->crc32_err);
1274 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1276 le32_to_cpu(cck->overrun_err),
1277 accum_cck->overrun_err,
1278 delta_cck->overrun_err, max_cck->overrun_err);
1279 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1280 "early_overrun_err:",
1281 le32_to_cpu(cck->early_overrun_err),
1282 accum_cck->early_overrun_err,
1283 delta_cck->early_overrun_err,
1284 max_cck->early_overrun_err);
1285 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1287 le32_to_cpu(cck->crc32_good), accum_cck->crc32_good,
1288 delta_cck->crc32_good,
1289 max_cck->crc32_good);
1290 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1292 le32_to_cpu(cck->false_alarm_cnt),
1293 accum_cck->false_alarm_cnt,
1294 delta_cck->false_alarm_cnt, max_cck->false_alarm_cnt);
1295 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1296 "fina_sync_err_cnt:",
1297 le32_to_cpu(cck->fina_sync_err_cnt),
1298 accum_cck->fina_sync_err_cnt,
1299 delta_cck->fina_sync_err_cnt,
1300 max_cck->fina_sync_err_cnt);
1301 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1303 le32_to_cpu(cck->sfd_timeout),
1304 accum_cck->sfd_timeout,
1305 delta_cck->sfd_timeout, max_cck->sfd_timeout);
1306 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1308 le32_to_cpu(cck->fina_timeout),
1309 accum_cck->fina_timeout,
1310 delta_cck->fina_timeout, max_cck->fina_timeout);
1311 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1313 le32_to_cpu(cck->unresponded_rts),
1314 accum_cck->unresponded_rts,
1315 delta_cck->unresponded_rts,
1316 max_cck->unresponded_rts);
1317 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1318 "rxe_frame_lmt_ovrun:",
1319 le32_to_cpu(cck->rxe_frame_limit_overrun),
1320 accum_cck->rxe_frame_limit_overrun,
1321 delta_cck->rxe_frame_limit_overrun,
1322 max_cck->rxe_frame_limit_overrun);
1323 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1325 le32_to_cpu(cck->sent_ack_cnt),
1326 accum_cck->sent_ack_cnt,
1327 delta_cck->sent_ack_cnt,
1328 max_cck->sent_ack_cnt);
1329 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1331 le32_to_cpu(cck->sent_cts_cnt),
1332 accum_cck->sent_cts_cnt,
1333 delta_cck->sent_cts_cnt,
1334 max_cck->sent_cts_cnt);
1335 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1337 le32_to_cpu(cck->sent_ba_rsp_cnt),
1338 accum_cck->sent_ba_rsp_cnt,
1339 delta_cck->sent_ba_rsp_cnt,
1340 max_cck->sent_ba_rsp_cnt);
1341 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1343 le32_to_cpu(cck->dsp_self_kill),
1344 accum_cck->dsp_self_kill,
1345 delta_cck->dsp_self_kill,
1346 max_cck->dsp_self_kill);
1347 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1349 le32_to_cpu(cck->mh_format_err),
1350 accum_cck->mh_format_err,
1351 delta_cck->mh_format_err, max_cck->mh_format_err);
1352 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1353 "re_acq_main_rssi_sum:",
1354 le32_to_cpu(cck->re_acq_main_rssi_sum),
1355 accum_cck->re_acq_main_rssi_sum,
1356 delta_cck->re_acq_main_rssi_sum,
1357 max_cck->re_acq_main_rssi_sum);
1359 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_header,
1360 "Statistics_Rx - GENERAL:");
1361 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1363 le32_to_cpu(general->bogus_cts),
1364 accum_general->bogus_cts,
1365 delta_general->bogus_cts, max_general->bogus_cts);
1366 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1368 le32_to_cpu(general->bogus_ack),
1369 accum_general->bogus_ack,
1370 delta_general->bogus_ack, max_general->bogus_ack);
1371 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1372 "non_bssid_frames:",
1373 le32_to_cpu(general->non_bssid_frames),
1374 accum_general->non_bssid_frames,
1375 delta_general->non_bssid_frames,
1376 max_general->non_bssid_frames);
1377 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1379 le32_to_cpu(general->filtered_frames),
1380 accum_general->filtered_frames,
1381 delta_general->filtered_frames,
1382 max_general->filtered_frames);
1383 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1384 "non_channel_beacons:",
1385 le32_to_cpu(general->non_channel_beacons),
1386 accum_general->non_channel_beacons,
1387 delta_general->non_channel_beacons,
1388 max_general->non_channel_beacons);
1389 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1391 le32_to_cpu(general->channel_beacons),
1392 accum_general->channel_beacons,
1393 delta_general->channel_beacons,
1394 max_general->channel_beacons);
1395 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1397 le32_to_cpu(general->num_missed_bcon),
1398 accum_general->num_missed_bcon,
1399 delta_general->num_missed_bcon,
1400 max_general->num_missed_bcon);
1401 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1402 "adc_rx_saturation_time:",
1403 le32_to_cpu(general->adc_rx_saturation_time),
1404 accum_general->adc_rx_saturation_time,
1405 delta_general->adc_rx_saturation_time,
1406 max_general->adc_rx_saturation_time);
1407 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1408 "ina_detect_search_tm:",
1409 le32_to_cpu(general->ina_detection_search_time),
1410 accum_general->ina_detection_search_time,
1411 delta_general->ina_detection_search_time,
1412 max_general->ina_detection_search_time);
1413 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1414 "beacon_silence_rssi_a:",
1415 le32_to_cpu(general->beacon_silence_rssi_a),
1416 accum_general->beacon_silence_rssi_a,
1417 delta_general->beacon_silence_rssi_a,
1418 max_general->beacon_silence_rssi_a);
1419 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1420 "beacon_silence_rssi_b:",
1421 le32_to_cpu(general->beacon_silence_rssi_b),
1422 accum_general->beacon_silence_rssi_b,
1423 delta_general->beacon_silence_rssi_b,
1424 max_general->beacon_silence_rssi_b);
1425 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1426 "beacon_silence_rssi_c:",
1427 le32_to_cpu(general->beacon_silence_rssi_c),
1428 accum_general->beacon_silence_rssi_c,
1429 delta_general->beacon_silence_rssi_c,
1430 max_general->beacon_silence_rssi_c);
1431 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1432 "interference_data_flag:",
1433 le32_to_cpu(general->interference_data_flag),
1434 accum_general->interference_data_flag,
1435 delta_general->interference_data_flag,
1436 max_general->interference_data_flag);
1437 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1439 le32_to_cpu(general->channel_load),
1440 accum_general->channel_load,
1441 delta_general->channel_load,
1442 max_general->channel_load);
1443 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1444 "dsp_false_alarms:",
1445 le32_to_cpu(general->dsp_false_alarms),
1446 accum_general->dsp_false_alarms,
1447 delta_general->dsp_false_alarms,
1448 max_general->dsp_false_alarms);
1449 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1451 le32_to_cpu(general->beacon_rssi_a),
1452 accum_general->beacon_rssi_a,
1453 delta_general->beacon_rssi_a,
1454 max_general->beacon_rssi_a);
1455 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1457 le32_to_cpu(general->beacon_rssi_b),
1458 accum_general->beacon_rssi_b,
1459 delta_general->beacon_rssi_b,
1460 max_general->beacon_rssi_b);
1461 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1463 le32_to_cpu(general->beacon_rssi_c),
1464 accum_general->beacon_rssi_c,
1465 delta_general->beacon_rssi_c,
1466 max_general->beacon_rssi_c);
1467 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1469 le32_to_cpu(general->beacon_energy_a),
1470 accum_general->beacon_energy_a,
1471 delta_general->beacon_energy_a,
1472 max_general->beacon_energy_a);
1473 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1475 le32_to_cpu(general->beacon_energy_b),
1476 accum_general->beacon_energy_b,
1477 delta_general->beacon_energy_b,
1478 max_general->beacon_energy_b);
1479 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1481 le32_to_cpu(general->beacon_energy_c),
1482 accum_general->beacon_energy_c,
1483 delta_general->beacon_energy_c,
1484 max_general->beacon_energy_c);
1486 pos += scnprintf(buf + pos, bufsz - pos, "Statistics_Rx - OFDM_HT:\n");
1487 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_header,
1488 "Statistics_Rx - OFDM_HT:");
1489 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1491 le32_to_cpu(ht->plcp_err), accum_ht->plcp_err,
1492 delta_ht->plcp_err, max_ht->plcp_err);
1493 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1495 le32_to_cpu(ht->overrun_err), accum_ht->overrun_err,
1496 delta_ht->overrun_err, max_ht->overrun_err);
1497 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1498 "early_overrun_err:",
1499 le32_to_cpu(ht->early_overrun_err),
1500 accum_ht->early_overrun_err,
1501 delta_ht->early_overrun_err,
1502 max_ht->early_overrun_err);
1503 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1505 le32_to_cpu(ht->crc32_good), accum_ht->crc32_good,
1506 delta_ht->crc32_good, max_ht->crc32_good);
1507 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1509 le32_to_cpu(ht->crc32_err), accum_ht->crc32_err,
1510 delta_ht->crc32_err, max_ht->crc32_err);
1511 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1513 le32_to_cpu(ht->mh_format_err),
1514 accum_ht->mh_format_err,
1515 delta_ht->mh_format_err, max_ht->mh_format_err);
1516 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1518 le32_to_cpu(ht->agg_crc32_good),
1519 accum_ht->agg_crc32_good,
1520 delta_ht->agg_crc32_good, max_ht->agg_crc32_good);
1521 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1523 le32_to_cpu(ht->agg_mpdu_cnt),
1524 accum_ht->agg_mpdu_cnt,
1525 delta_ht->agg_mpdu_cnt, max_ht->agg_mpdu_cnt);
1526 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1528 le32_to_cpu(ht->agg_cnt), accum_ht->agg_cnt,
1529 delta_ht->agg_cnt, max_ht->agg_cnt);
1530 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1532 le32_to_cpu(ht->unsupport_mcs),
1533 accum_ht->unsupport_mcs,
1534 delta_ht->unsupport_mcs, max_ht->unsupport_mcs);
1536 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1541 static ssize_t iwl_dbgfs_ucode_tx_stats_read(struct file *file,
1542 char __user *user_buf,
1543 size_t count, loff_t *ppos)
1545 struct iwl_priv *priv = file->private_data;
1548 int bufsz = (sizeof(struct statistics_tx) * 48) + 250;
1550 struct statistics_tx *tx, *accum_tx, *delta_tx, *max_tx;
1552 if (!iwl_is_alive(priv))
1555 /* make request to uCode to retrieve statistics information */
1556 mutex_lock(&priv->mutex);
1557 ret = iwl_send_statistics_request(priv, CMD_SYNC, false);
1558 mutex_unlock(&priv->mutex);
1562 "Error sending statistics request: %zd\n", ret);
1565 buf = kzalloc(bufsz, GFP_KERNEL);
1567 IWL_ERR(priv, "Can not allocate Buffer\n");
1571 /* the statistic information display here is based on
1572 * the last statistics notification from uCode
1573 * might not reflect the current uCode activity
1575 tx = &priv->statistics.tx;
1576 accum_tx = &priv->accum_statistics.tx;
1577 delta_tx = &priv->delta_statistics.tx;
1578 max_tx = &priv->max_delta.tx;
1579 pos += iwl_dbgfs_statistics_flag(priv, buf, bufsz);
1580 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_header,
1582 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1584 le32_to_cpu(tx->preamble_cnt),
1585 accum_tx->preamble_cnt,
1586 delta_tx->preamble_cnt, max_tx->preamble_cnt);
1587 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1589 le32_to_cpu(tx->rx_detected_cnt),
1590 accum_tx->rx_detected_cnt,
1591 delta_tx->rx_detected_cnt, max_tx->rx_detected_cnt);
1592 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1593 "bt_prio_defer_cnt:",
1594 le32_to_cpu(tx->bt_prio_defer_cnt),
1595 accum_tx->bt_prio_defer_cnt,
1596 delta_tx->bt_prio_defer_cnt,
1597 max_tx->bt_prio_defer_cnt);
1598 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1599 "bt_prio_kill_cnt:",
1600 le32_to_cpu(tx->bt_prio_kill_cnt),
1601 accum_tx->bt_prio_kill_cnt,
1602 delta_tx->bt_prio_kill_cnt,
1603 max_tx->bt_prio_kill_cnt);
1604 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1606 le32_to_cpu(tx->few_bytes_cnt),
1607 accum_tx->few_bytes_cnt,
1608 delta_tx->few_bytes_cnt, max_tx->few_bytes_cnt);
1609 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1611 le32_to_cpu(tx->cts_timeout), accum_tx->cts_timeout,
1612 delta_tx->cts_timeout, max_tx->cts_timeout);
1613 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1615 le32_to_cpu(tx->ack_timeout),
1616 accum_tx->ack_timeout,
1617 delta_tx->ack_timeout, max_tx->ack_timeout);
1618 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1619 "expected_ack_cnt:",
1620 le32_to_cpu(tx->expected_ack_cnt),
1621 accum_tx->expected_ack_cnt,
1622 delta_tx->expected_ack_cnt,
1623 max_tx->expected_ack_cnt);
1624 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1626 le32_to_cpu(tx->actual_ack_cnt),
1627 accum_tx->actual_ack_cnt,
1628 delta_tx->actual_ack_cnt,
1629 max_tx->actual_ack_cnt);
1630 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1632 le32_to_cpu(tx->dump_msdu_cnt),
1633 accum_tx->dump_msdu_cnt,
1634 delta_tx->dump_msdu_cnt,
1635 max_tx->dump_msdu_cnt);
1636 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1637 "abort_nxt_frame_mismatch:",
1638 le32_to_cpu(tx->burst_abort_next_frame_mismatch_cnt),
1639 accum_tx->burst_abort_next_frame_mismatch_cnt,
1640 delta_tx->burst_abort_next_frame_mismatch_cnt,
1641 max_tx->burst_abort_next_frame_mismatch_cnt);
1642 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1643 "abort_missing_nxt_frame:",
1644 le32_to_cpu(tx->burst_abort_missing_next_frame_cnt),
1645 accum_tx->burst_abort_missing_next_frame_cnt,
1646 delta_tx->burst_abort_missing_next_frame_cnt,
1647 max_tx->burst_abort_missing_next_frame_cnt);
1648 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1649 "cts_timeout_collision:",
1650 le32_to_cpu(tx->cts_timeout_collision),
1651 accum_tx->cts_timeout_collision,
1652 delta_tx->cts_timeout_collision,
1653 max_tx->cts_timeout_collision);
1654 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1655 "ack_ba_timeout_collision:",
1656 le32_to_cpu(tx->ack_or_ba_timeout_collision),
1657 accum_tx->ack_or_ba_timeout_collision,
1658 delta_tx->ack_or_ba_timeout_collision,
1659 max_tx->ack_or_ba_timeout_collision);
1660 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1662 le32_to_cpu(tx->agg.ba_timeout),
1663 accum_tx->agg.ba_timeout,
1664 delta_tx->agg.ba_timeout,
1665 max_tx->agg.ba_timeout);
1666 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1667 "agg ba_resched_frames:",
1668 le32_to_cpu(tx->agg.ba_reschedule_frames),
1669 accum_tx->agg.ba_reschedule_frames,
1670 delta_tx->agg.ba_reschedule_frames,
1671 max_tx->agg.ba_reschedule_frames);
1672 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1673 "agg scd_query_agg_frame:",
1674 le32_to_cpu(tx->agg.scd_query_agg_frame_cnt),
1675 accum_tx->agg.scd_query_agg_frame_cnt,
1676 delta_tx->agg.scd_query_agg_frame_cnt,
1677 max_tx->agg.scd_query_agg_frame_cnt);
1678 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1679 "agg scd_query_no_agg:",
1680 le32_to_cpu(tx->agg.scd_query_no_agg),
1681 accum_tx->agg.scd_query_no_agg,
1682 delta_tx->agg.scd_query_no_agg,
1683 max_tx->agg.scd_query_no_agg);
1684 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1685 "agg scd_query_agg:",
1686 le32_to_cpu(tx->agg.scd_query_agg),
1687 accum_tx->agg.scd_query_agg,
1688 delta_tx->agg.scd_query_agg,
1689 max_tx->agg.scd_query_agg);
1690 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1691 "agg scd_query_mismatch:",
1692 le32_to_cpu(tx->agg.scd_query_mismatch),
1693 accum_tx->agg.scd_query_mismatch,
1694 delta_tx->agg.scd_query_mismatch,
1695 max_tx->agg.scd_query_mismatch);
1696 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1697 "agg frame_not_ready:",
1698 le32_to_cpu(tx->agg.frame_not_ready),
1699 accum_tx->agg.frame_not_ready,
1700 delta_tx->agg.frame_not_ready,
1701 max_tx->agg.frame_not_ready);
1702 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1704 le32_to_cpu(tx->agg.underrun),
1705 accum_tx->agg.underrun,
1706 delta_tx->agg.underrun, max_tx->agg.underrun);
1707 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1708 "agg bt_prio_kill:",
1709 le32_to_cpu(tx->agg.bt_prio_kill),
1710 accum_tx->agg.bt_prio_kill,
1711 delta_tx->agg.bt_prio_kill,
1712 max_tx->agg.bt_prio_kill);
1713 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1714 "agg rx_ba_rsp_cnt:",
1715 le32_to_cpu(tx->agg.rx_ba_rsp_cnt),
1716 accum_tx->agg.rx_ba_rsp_cnt,
1717 delta_tx->agg.rx_ba_rsp_cnt,
1718 max_tx->agg.rx_ba_rsp_cnt);
1720 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1725 static ssize_t iwl_dbgfs_ucode_general_stats_read(struct file *file,
1726 char __user *user_buf,
1727 size_t count, loff_t *ppos)
1729 struct iwl_priv *priv = file->private_data;
1732 int bufsz = sizeof(struct statistics_general) * 10 + 300;
1734 struct statistics_general *general, *accum_general;
1735 struct statistics_general *delta_general, *max_general;
1736 struct statistics_dbg *dbg, *accum_dbg, *delta_dbg, *max_dbg;
1737 struct statistics_div *div, *accum_div, *delta_div, *max_div;
1739 if (!iwl_is_alive(priv))
1742 /* make request to uCode to retrieve statistics information */
1743 mutex_lock(&priv->mutex);
1744 ret = iwl_send_statistics_request(priv, CMD_SYNC, false);
1745 mutex_unlock(&priv->mutex);
1749 "Error sending statistics request: %zd\n", ret);
1752 buf = kzalloc(bufsz, GFP_KERNEL);
1754 IWL_ERR(priv, "Can not allocate Buffer\n");
1758 /* the statistic information display here is based on
1759 * the last statistics notification from uCode
1760 * might not reflect the current uCode activity
1762 general = &priv->statistics.general;
1763 dbg = &priv->statistics.general.dbg;
1764 div = &priv->statistics.general.div;
1765 accum_general = &priv->accum_statistics.general;
1766 delta_general = &priv->delta_statistics.general;
1767 max_general = &priv->max_delta.general;
1768 accum_dbg = &priv->accum_statistics.general.dbg;
1769 delta_dbg = &priv->delta_statistics.general.dbg;
1770 max_dbg = &priv->max_delta.general.dbg;
1771 accum_div = &priv->accum_statistics.general.div;
1772 delta_div = &priv->delta_statistics.general.div;
1773 max_div = &priv->max_delta.general.div;
1774 pos += iwl_dbgfs_statistics_flag(priv, buf, bufsz);
1775 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_header,
1776 "Statistics_General:");
1777 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_short_format,
1779 le32_to_cpu(general->temperature));
1780 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_short_format,
1782 le32_to_cpu(general->temperature_m));
1783 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1785 le32_to_cpu(dbg->burst_check),
1786 accum_dbg->burst_check,
1787 delta_dbg->burst_check, max_dbg->burst_check);
1788 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1790 le32_to_cpu(dbg->burst_count),
1791 accum_dbg->burst_count,
1792 delta_dbg->burst_count, max_dbg->burst_count);
1793 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1795 le32_to_cpu(general->sleep_time),
1796 accum_general->sleep_time,
1797 delta_general->sleep_time, max_general->sleep_time);
1798 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1800 le32_to_cpu(general->slots_out),
1801 accum_general->slots_out,
1802 delta_general->slots_out, max_general->slots_out);
1803 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1805 le32_to_cpu(general->slots_idle),
1806 accum_general->slots_idle,
1807 delta_general->slots_idle, max_general->slots_idle);
1808 pos += scnprintf(buf + pos, bufsz - pos, "ttl_timestamp:\t\t\t%u\n",
1809 le32_to_cpu(general->ttl_timestamp));
1810 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1812 le32_to_cpu(div->tx_on_a), accum_div->tx_on_a,
1813 delta_div->tx_on_a, max_div->tx_on_a);
1814 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1816 le32_to_cpu(div->tx_on_b), accum_div->tx_on_b,
1817 delta_div->tx_on_b, max_div->tx_on_b);
1818 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1820 le32_to_cpu(div->exec_time), accum_div->exec_time,
1821 delta_div->exec_time, max_div->exec_time);
1822 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1824 le32_to_cpu(div->probe_time), accum_div->probe_time,
1825 delta_div->probe_time, max_div->probe_time);
1826 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1827 "rx_enable_counter:",
1828 le32_to_cpu(general->rx_enable_counter),
1829 accum_general->rx_enable_counter,
1830 delta_general->rx_enable_counter,
1831 max_general->rx_enable_counter);
1832 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1833 "num_of_sos_states:",
1834 le32_to_cpu(general->num_of_sos_states),
1835 accum_general->num_of_sos_states,
1836 delta_general->num_of_sos_states,
1837 max_general->num_of_sos_states);
1838 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1843 static ssize_t iwl_dbgfs_sensitivity_read(struct file *file,
1844 char __user *user_buf,
1845 size_t count, loff_t *ppos) {
1847 struct iwl_priv *priv = file->private_data;
1851 int bufsz = sizeof(struct iwl_sensitivity_data) * 4 + 100;
1853 struct iwl_sensitivity_data *data;
1855 data = &priv->sensitivity_data;
1856 buf = kzalloc(bufsz, GFP_KERNEL);
1858 IWL_ERR(priv, "Can not allocate Buffer\n");
1862 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm:\t\t\t %u\n",
1863 data->auto_corr_ofdm);
1864 pos += scnprintf(buf + pos, bufsz - pos,
1865 "auto_corr_ofdm_mrc:\t\t %u\n",
1866 data->auto_corr_ofdm_mrc);
1867 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm_x1:\t\t %u\n",
1868 data->auto_corr_ofdm_x1);
1869 pos += scnprintf(buf + pos, bufsz - pos,
1870 "auto_corr_ofdm_mrc_x1:\t\t %u\n",
1871 data->auto_corr_ofdm_mrc_x1);
1872 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck:\t\t\t %u\n",
1873 data->auto_corr_cck);
1874 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck_mrc:\t\t %u\n",
1875 data->auto_corr_cck_mrc);
1876 pos += scnprintf(buf + pos, bufsz - pos,
1877 "last_bad_plcp_cnt_ofdm:\t\t %u\n",
1878 data->last_bad_plcp_cnt_ofdm);
1879 pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_ofdm:\t\t %u\n",
1880 data->last_fa_cnt_ofdm);
1881 pos += scnprintf(buf + pos, bufsz - pos,
1882 "last_bad_plcp_cnt_cck:\t\t %u\n",
1883 data->last_bad_plcp_cnt_cck);
1884 pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_cck:\t\t %u\n",
1885 data->last_fa_cnt_cck);
1886 pos += scnprintf(buf + pos, bufsz - pos, "nrg_curr_state:\t\t\t %u\n",
1887 data->nrg_curr_state);
1888 pos += scnprintf(buf + pos, bufsz - pos, "nrg_prev_state:\t\t\t %u\n",
1889 data->nrg_prev_state);
1890 pos += scnprintf(buf + pos, bufsz - pos, "nrg_value:\t\t\t");
1891 for (cnt = 0; cnt < 10; cnt++) {
1892 pos += scnprintf(buf + pos, bufsz - pos, " %u",
1893 data->nrg_value[cnt]);
1895 pos += scnprintf(buf + pos, bufsz - pos, "\n");
1896 pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_rssi:\t\t");
1897 for (cnt = 0; cnt < NRG_NUM_PREV_STAT_L; cnt++) {
1898 pos += scnprintf(buf + pos, bufsz - pos, " %u",
1899 data->nrg_silence_rssi[cnt]);
1901 pos += scnprintf(buf + pos, bufsz - pos, "\n");
1902 pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_ref:\t\t %u\n",
1903 data->nrg_silence_ref);
1904 pos += scnprintf(buf + pos, bufsz - pos, "nrg_energy_idx:\t\t\t %u\n",
1905 data->nrg_energy_idx);
1906 pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_idx:\t\t %u\n",
1907 data->nrg_silence_idx);
1908 pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_cck:\t\t\t %u\n",
1910 pos += scnprintf(buf + pos, bufsz - pos,
1911 "nrg_auto_corr_silence_diff:\t %u\n",
1912 data->nrg_auto_corr_silence_diff);
1913 pos += scnprintf(buf + pos, bufsz - pos, "num_in_cck_no_fa:\t\t %u\n",
1914 data->num_in_cck_no_fa);
1915 pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_ofdm:\t\t\t %u\n",
1918 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1924 static ssize_t iwl_dbgfs_chain_noise_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_chain_noise_data) * 4 + 100;
1934 struct iwl_chain_noise_data *data;
1936 data = &priv->chain_noise_data;
1937 buf = kzalloc(bufsz, GFP_KERNEL);
1939 IWL_ERR(priv, "Can not allocate Buffer\n");
1943 pos += scnprintf(buf + pos, bufsz - pos, "active_chains:\t\t\t %u\n",
1944 data->active_chains);
1945 pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_a:\t\t\t %u\n",
1946 data->chain_noise_a);
1947 pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_b:\t\t\t %u\n",
1948 data->chain_noise_b);
1949 pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_c:\t\t\t %u\n",
1950 data->chain_noise_c);
1951 pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_a:\t\t\t %u\n",
1952 data->chain_signal_a);
1953 pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_b:\t\t\t %u\n",
1954 data->chain_signal_b);
1955 pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_c:\t\t\t %u\n",
1956 data->chain_signal_c);
1957 pos += scnprintf(buf + pos, bufsz - pos, "beacon_count:\t\t\t %u\n",
1958 data->beacon_count);
1960 pos += scnprintf(buf + pos, bufsz - pos, "disconn_array:\t\t\t");
1961 for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) {
1962 pos += scnprintf(buf + pos, bufsz - pos, " %u",
1963 data->disconn_array[cnt]);
1965 pos += scnprintf(buf + pos, bufsz - pos, "\n");
1966 pos += scnprintf(buf + pos, bufsz - pos, "delta_gain_code:\t\t");
1967 for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) {
1968 pos += scnprintf(buf + pos, bufsz - pos, " %u",
1969 data->delta_gain_code[cnt]);
1971 pos += scnprintf(buf + pos, bufsz - pos, "\n");
1972 pos += scnprintf(buf + pos, bufsz - pos, "radio_write:\t\t\t %u\n",
1974 pos += scnprintf(buf + pos, bufsz - pos, "state:\t\t\t\t %u\n",
1977 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1982 static ssize_t iwl_dbgfs_tx_power_read(struct file *file,
1983 char __user *user_buf,
1984 size_t count, loff_t *ppos) {
1986 struct iwl_priv *priv = file->private_data;
1990 const size_t bufsz = sizeof(buf);
1991 struct statistics_tx *tx;
1993 if (!iwl_is_alive(priv))
1994 pos += scnprintf(buf + pos, bufsz - pos, "N/A\n");
1996 /* make request to uCode to retrieve statistics information */
1997 mutex_lock(&priv->mutex);
1998 ret = iwl_send_statistics_request(priv, CMD_SYNC, false);
1999 mutex_unlock(&priv->mutex);
2002 IWL_ERR(priv, "Error sending statistics request: %zd\n",
2006 tx = &priv->statistics.tx;
2007 if (tx->tx_power.ant_a ||
2008 tx->tx_power.ant_b ||
2009 tx->tx_power.ant_c) {
2010 pos += scnprintf(buf + pos, bufsz - pos,
2011 "tx power: (1/2 dB step)\n");
2012 if ((priv->cfg->valid_tx_ant & ANT_A) &&
2014 pos += scnprintf(buf + pos, bufsz - pos,
2015 "\tantenna A: 0x%X\n",
2016 tx->tx_power.ant_a);
2017 if ((priv->cfg->valid_tx_ant & ANT_B) &&
2019 pos += scnprintf(buf + pos, bufsz - pos,
2020 "\tantenna B: 0x%X\n",
2021 tx->tx_power.ant_b);
2022 if ((priv->cfg->valid_tx_ant & ANT_C) &&
2024 pos += scnprintf(buf + pos, bufsz - pos,
2025 "\tantenna C: 0x%X\n",
2026 tx->tx_power.ant_c);
2028 pos += scnprintf(buf + pos, bufsz - pos, "N/A\n");
2030 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
2033 static ssize_t iwl_dbgfs_power_save_status_read(struct file *file,
2034 char __user *user_buf,
2035 size_t count, loff_t *ppos)
2037 struct iwl_priv *priv = file->private_data;
2040 const size_t bufsz = sizeof(buf);
2043 pwrsave_status = iwl_read32(priv, CSR_GP_CNTRL) &
2044 CSR_GP_REG_POWER_SAVE_STATUS_MSK;
2046 pos += scnprintf(buf + pos, bufsz - pos, "Power Save Status: ");
2047 pos += scnprintf(buf + pos, bufsz - pos, "%s\n",
2048 (pwrsave_status == CSR_GP_REG_NO_POWER_SAVE) ? "none" :
2049 (pwrsave_status == CSR_GP_REG_MAC_POWER_SAVE) ? "MAC" :
2050 (pwrsave_status == CSR_GP_REG_PHY_POWER_SAVE) ? "PHY" :
2053 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
2056 static ssize_t iwl_dbgfs_clear_ucode_statistics_write(struct file *file,
2057 const char __user *user_buf,
2058 size_t count, loff_t *ppos)
2060 struct iwl_priv *priv = file->private_data;
2065 memset(buf, 0, sizeof(buf));
2066 buf_size = min(count, sizeof(buf) - 1);
2067 if (copy_from_user(buf, user_buf, buf_size))
2069 if (sscanf(buf, "%d", &clear) != 1)
2072 /* make request to uCode to retrieve statistics information */
2073 mutex_lock(&priv->mutex);
2074 iwl_send_statistics_request(priv, CMD_SYNC, true);
2075 mutex_unlock(&priv->mutex);
2080 static ssize_t iwl_dbgfs_csr_write(struct file *file,
2081 const char __user *user_buf,
2082 size_t count, loff_t *ppos)
2084 struct iwl_priv *priv = file->private_data;
2089 memset(buf, 0, sizeof(buf));
2090 buf_size = min(count, sizeof(buf) - 1);
2091 if (copy_from_user(buf, user_buf, buf_size))
2093 if (sscanf(buf, "%d", &csr) != 1)
2096 if (priv->cfg->ops->lib->dump_csr)
2097 priv->cfg->ops->lib->dump_csr(priv);
2102 static ssize_t iwl_dbgfs_ucode_tracing_read(struct file *file,
2103 char __user *user_buf,
2104 size_t count, loff_t *ppos) {
2106 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
2109 const size_t bufsz = sizeof(buf);
2112 pos += scnprintf(buf + pos, bufsz - pos, "ucode trace timer is %s\n",
2113 priv->event_log.ucode_trace ? "On" : "Off");
2114 pos += scnprintf(buf + pos, bufsz - pos, "non_wraps_count:\t\t %u\n",
2115 priv->event_log.non_wraps_count);
2116 pos += scnprintf(buf + pos, bufsz - pos, "wraps_once_count:\t\t %u\n",
2117 priv->event_log.wraps_once_count);
2118 pos += scnprintf(buf + pos, bufsz - pos, "wraps_more_count:\t\t %u\n",
2119 priv->event_log.wraps_more_count);
2121 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
2125 static ssize_t iwl_dbgfs_ucode_tracing_write(struct file *file,
2126 const char __user *user_buf,
2127 size_t count, loff_t *ppos)
2129 struct iwl_priv *priv = file->private_data;
2134 memset(buf, 0, sizeof(buf));
2135 buf_size = min(count, sizeof(buf) - 1);
2136 if (copy_from_user(buf, user_buf, buf_size))
2138 if (sscanf(buf, "%d", &trace) != 1)
2142 priv->event_log.ucode_trace = true;
2143 /* schedule the ucode timer to occur in UCODE_TRACE_PERIOD */
2144 mod_timer(&priv->ucode_trace,
2145 jiffies + msecs_to_jiffies(UCODE_TRACE_PERIOD));
2147 priv->event_log.ucode_trace = false;
2148 del_timer_sync(&priv->ucode_trace);
2154 static ssize_t iwl_dbgfs_fh_reg_read(struct file *file,
2155 char __user *user_buf,
2156 size_t count, loff_t *ppos)
2158 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
2161 ssize_t ret = -EFAULT;
2163 if (priv->cfg->ops->lib->dump_fh) {
2164 ret = pos = priv->cfg->ops->lib->dump_fh(priv, &buf, true);
2166 ret = simple_read_from_buffer(user_buf,
2167 count, ppos, buf, pos);
2175 DEBUGFS_READ_FILE_OPS(rx_statistics);
2176 DEBUGFS_READ_FILE_OPS(tx_statistics);
2177 DEBUGFS_READ_WRITE_FILE_OPS(traffic_log);
2178 DEBUGFS_READ_FILE_OPS(rx_queue);
2179 DEBUGFS_READ_FILE_OPS(tx_queue);
2180 DEBUGFS_READ_FILE_OPS(ucode_rx_stats);
2181 DEBUGFS_READ_FILE_OPS(ucode_tx_stats);
2182 DEBUGFS_READ_FILE_OPS(ucode_general_stats);
2183 DEBUGFS_READ_FILE_OPS(sensitivity);
2184 DEBUGFS_READ_FILE_OPS(chain_noise);
2185 DEBUGFS_READ_FILE_OPS(tx_power);
2186 DEBUGFS_READ_FILE_OPS(power_save_status);
2187 DEBUGFS_WRITE_FILE_OPS(clear_ucode_statistics);
2188 DEBUGFS_WRITE_FILE_OPS(clear_traffic_statistics);
2189 DEBUGFS_WRITE_FILE_OPS(csr);
2190 DEBUGFS_READ_WRITE_FILE_OPS(ucode_tracing);
2191 DEBUGFS_READ_FILE_OPS(fh_reg);
2194 * Create the debugfs files and directories
2197 int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
2199 struct iwl_debugfs *dbgfs;
2200 struct dentry *phyd = priv->hw->wiphy->debugfsdir;
2203 dbgfs = kzalloc(sizeof(struct iwl_debugfs), GFP_KERNEL);
2209 priv->dbgfs = dbgfs;
2211 dbgfs->dir_drv = debugfs_create_dir(name, phyd);
2212 if (!dbgfs->dir_drv || IS_ERR(dbgfs->dir_drv)) {
2217 DEBUGFS_ADD_DIR(data, dbgfs->dir_drv);
2218 DEBUGFS_ADD_DIR(rf, dbgfs->dir_drv);
2219 DEBUGFS_ADD_DIR(debug, dbgfs->dir_drv);
2220 DEBUGFS_ADD_FILE(nvm, data, S_IRUSR);
2221 DEBUGFS_ADD_FILE(sram, data, S_IWUSR | S_IRUSR);
2222 DEBUGFS_ADD_FILE(log_event, data, S_IWUSR | S_IRUSR);
2223 DEBUGFS_ADD_FILE(stations, data, S_IRUSR);
2224 DEBUGFS_ADD_FILE(channels, data, S_IRUSR);
2225 DEBUGFS_ADD_FILE(status, data, S_IRUSR);
2226 DEBUGFS_ADD_FILE(interrupt, data, S_IWUSR | S_IRUSR);
2227 DEBUGFS_ADD_FILE(qos, data, S_IRUSR);
2228 DEBUGFS_ADD_FILE(led, data, S_IRUSR);
2229 DEBUGFS_ADD_FILE(sleep_level_override, data, S_IWUSR | S_IRUSR);
2230 DEBUGFS_ADD_FILE(current_sleep_command, data, S_IRUSR);
2231 DEBUGFS_ADD_FILE(thermal_throttling, data, S_IRUSR);
2232 DEBUGFS_ADD_FILE(disable_ht40, data, S_IWUSR | S_IRUSR);
2233 DEBUGFS_ADD_FILE(rx_statistics, debug, S_IRUSR);
2234 DEBUGFS_ADD_FILE(tx_statistics, debug, S_IRUSR);
2235 DEBUGFS_ADD_FILE(traffic_log, debug, S_IWUSR | S_IRUSR);
2236 DEBUGFS_ADD_FILE(rx_queue, debug, S_IRUSR);
2237 DEBUGFS_ADD_FILE(tx_queue, debug, S_IRUSR);
2238 DEBUGFS_ADD_FILE(tx_power, debug, S_IRUSR);
2239 DEBUGFS_ADD_FILE(power_save_status, debug, S_IRUSR);
2240 DEBUGFS_ADD_FILE(clear_ucode_statistics, debug, S_IWUSR);
2241 DEBUGFS_ADD_FILE(clear_traffic_statistics, debug, S_IWUSR);
2242 DEBUGFS_ADD_FILE(csr, debug, S_IWUSR);
2243 DEBUGFS_ADD_FILE(fh_reg, debug, S_IRUSR);
2244 if ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) != CSR_HW_REV_TYPE_3945) {
2245 DEBUGFS_ADD_FILE(ucode_rx_stats, debug, S_IRUSR);
2246 DEBUGFS_ADD_FILE(ucode_tx_stats, debug, S_IRUSR);
2247 DEBUGFS_ADD_FILE(ucode_general_stats, debug, S_IRUSR);
2248 DEBUGFS_ADD_FILE(sensitivity, debug, S_IRUSR);
2249 DEBUGFS_ADD_FILE(chain_noise, debug, S_IRUSR);
2250 DEBUGFS_ADD_FILE(ucode_tracing, debug, S_IWUSR | S_IRUSR);
2252 DEBUGFS_ADD_BOOL(disable_sensitivity, rf, &priv->disable_sens_cal);
2253 DEBUGFS_ADD_BOOL(disable_chain_noise, rf,
2254 &priv->disable_chain_noise_cal);
2255 if (((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_4965) ||
2256 ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_3945))
2257 DEBUGFS_ADD_BOOL(disable_tx_power, rf,
2258 &priv->disable_tx_power_cal);
2262 IWL_ERR(priv, "Can't open the debugfs directory\n");
2263 iwl_dbgfs_unregister(priv);
2266 EXPORT_SYMBOL(iwl_dbgfs_register);
2269 * Remove the debugfs files and directories
2272 void iwl_dbgfs_unregister(struct iwl_priv *priv)
2277 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_sleep_level_override);
2278 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_current_sleep_command);
2279 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_nvm);
2280 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_sram);
2281 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_log_event);
2282 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_stations);
2283 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_channels);
2284 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_status);
2285 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_interrupt);
2286 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_qos);
2287 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_led);
2288 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_thermal_throttling);
2289 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_disable_ht40);
2290 DEBUGFS_REMOVE(priv->dbgfs->dir_data);
2291 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_rx_statistics);
2292 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_tx_statistics);
2293 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_traffic_log);
2294 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_rx_queue);
2295 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_tx_queue);
2296 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_tx_power);
2297 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_power_save_status);
2298 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.
2299 file_clear_ucode_statistics);
2300 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.
2301 file_clear_traffic_statistics);
2302 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_csr);
2303 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_fh_reg);
2304 if ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) != CSR_HW_REV_TYPE_3945) {
2305 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.
2306 file_ucode_rx_stats);
2307 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.
2308 file_ucode_tx_stats);
2309 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.
2310 file_ucode_general_stats);
2311 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.
2313 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.
2315 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.
2316 file_ucode_tracing);
2318 DEBUGFS_REMOVE(priv->dbgfs->dir_debug);
2319 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_rf_files.file_disable_sensitivity);
2320 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_rf_files.file_disable_chain_noise);
2321 if (((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_4965) ||
2322 ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_3945))
2323 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_rf_files.file_disable_tx_power);
2324 DEBUGFS_REMOVE(priv->dbgfs->dir_rf);
2325 DEBUGFS_REMOVE(priv->dbgfs->dir_drv);
2329 EXPORT_SYMBOL(iwl_dbgfs_unregister);