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iwlwifi: eliminate the possible 1/2 dBm tx power loss in 6x00 & 6x50 series
[mirror_ubuntu-zesty-kernel.git] / drivers / net / wireless / iwlwifi / iwl-debugfs.c
CommitLineData
712b6cf5
TW		 1/******************************************************************************
2 *
3 * GPL LICENSE SUMMARY
4 *
01f8162a 5 * Copyright(c) 2008 - 2009 Intel Corporation. All rights reserved.
712b6cf5
TW		 6 *
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.
10 *
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.
15 *
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,
19 * USA
20 *
21 * The full GNU General Public License is included in this distribution
22 * in the file called LICENSE.GPL.
23 *
24 * Contact Information:
759ef89f 25 * Intel Linux Wireless <ilw@linux.intel.com>
712b6cf5
TW		 26 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
27 *****************************************************************************/
28
29#include <linux/kernel.h>
30#include <linux/module.h>
31#include <linux/debugfs.h>
32
33#include <linux/ieee80211.h>
34#include <net/mac80211.h>
35
36
3e0d4cb1 37#include "iwl-dev.h"
712b6cf5 38#include "iwl-debug.h"
fee1247a 39#include "iwl-core.h"
3395f6e9 40#include "iwl-io.h"
5225935b 41#include "iwl-calib.h"
712b6cf5
TW		 42
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)) \
47 goto err; \
48} while (0)
49
50#define DEBUGFS_ADD_FILE(name, parent) do { \
51 dbgfs->dbgfs_##parent##_files.file_##name = \
fcf89d05
RC		 52 debugfs_create_file(#name, S_IWUSR | S_IRUSR, \
53 dbgfs->dir_##parent, priv, \
712b6cf5
TW		 54 &iwl_dbgfs_##name##_ops); \
55 if (!(dbgfs->dbgfs_##parent##_files.file_##name)) \
56 goto err; \
57} while (0)
58
445c2dff
TW		 59#define DEBUGFS_ADD_BOOL(name, parent, ptr) do { \
60 dbgfs->dbgfs_##parent##_files.file_##name = \
fcf89d05
RC		 61 debugfs_create_bool(#name, S_IWUSR | S_IRUSR, \
62 dbgfs->dir_##parent, ptr); \
9b24001d
Z		 63 if (IS_ERR(dbgfs->dbgfs_##parent##_files.file_##name) \
64 || !dbgfs->dbgfs_##parent##_files.file_##name) \
445c2dff
TW		 65 goto err; \
66} while (0)
67
2ddfa129
WT		 68#define DEBUGFS_ADD_X32(name, parent, ptr) do { \
69 dbgfs->dbgfs_##parent##_files.file_##name = \
fcf89d05 70 debugfs_create_x32(#name, S_IRUSR, dbgfs->dir_##parent, ptr); \
2ddfa129
WT		 71 if (IS_ERR(dbgfs->dbgfs_##parent##_files.file_##name) \
72 || !dbgfs->dbgfs_##parent##_files.file_##name) \
73 goto err; \
74} while (0)
75
712b6cf5
TW		 76#define DEBUGFS_REMOVE(name) do { \
77 debugfs_remove(name); \
78 name = NULL; \
79} while (0);
80
81/* file operation */
82#define DEBUGFS_READ_FUNC(name) \
83static ssize_t iwl_dbgfs_##name##_read(struct file *file, \
84 char __user *user_buf, \
85 size_t count, loff_t *ppos);
86
87#define DEBUGFS_WRITE_FUNC(name) \
88static ssize_t iwl_dbgfs_##name##_write(struct file *file, \
89 const char __user *user_buf, \
90 size_t count, loff_t *ppos);
91
92
93static int iwl_dbgfs_open_file_generic(struct inode *inode, struct file *file)
94{
95 file->private_data = inode->i_private;
96 return 0;
97}
98
99#define DEBUGFS_READ_FILE_OPS(name) \
100 DEBUGFS_READ_FUNC(name); \
101static const struct file_operations iwl_dbgfs_##name##_ops = { \
102 .read = iwl_dbgfs_##name##_read, \
103 .open = iwl_dbgfs_open_file_generic, \
104};
105
189a2b59
EK		 106#define DEBUGFS_WRITE_FILE_OPS(name) \
107 DEBUGFS_WRITE_FUNC(name); \
108static const struct file_operations iwl_dbgfs_##name##_ops = { \
109 .write = iwl_dbgfs_##name##_write, \
110 .open = iwl_dbgfs_open_file_generic, \
111};
112
113
712b6cf5
TW		 114#define DEBUGFS_READ_WRITE_FILE_OPS(name) \
115 DEBUGFS_READ_FUNC(name); \
116 DEBUGFS_WRITE_FUNC(name); \
117static 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, \
121};
122
123
124static ssize_t iwl_dbgfs_tx_statistics_read(struct file *file,
125 char __user *user_buf,
126 size_t count, loff_t *ppos) {
127
128 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
22fdf3c9 129 char *buf;
712b6cf5
TW		 130 int pos = 0;
131
22fdf3c9
WYG		 132 int cnt;
133 ssize_t ret;
134 const size_t bufsz = 100 + sizeof(char) * 24 * (MANAGEMENT_MAX + CONTROL_MAX);
135 buf = kzalloc(bufsz, GFP_KERNEL);
136 if (!buf)
137 return -ENOMEM;
138 pos += scnprintf(buf + pos, bufsz - pos, "Management:\n");
139 for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) {
140 pos += scnprintf(buf + pos, bufsz - pos,
141 "\t%s\t\t: %u\n",
142 get_mgmt_string(cnt),
143 priv->tx_stats.mgmt[cnt]);
144 }
145 pos += scnprintf(buf + pos, bufsz - pos, "Control\n");
146 for (cnt = 0; cnt < CONTROL_MAX; cnt++) {
147 pos += scnprintf(buf + pos, bufsz - pos,
148 "\t%s\t\t: %u\n",
149 get_ctrl_string(cnt),
150 priv->tx_stats.ctrl[cnt]);
151 }
152 pos += scnprintf(buf + pos, bufsz - pos, "Data:\n");
153 pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n",
154 priv->tx_stats.data_cnt);
155 pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n",
156 priv->tx_stats.data_bytes);
157 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
158 kfree(buf);
159 return ret;
160}
161
162static ssize_t iwl_dbgfs_tx_statistics_write(struct file *file,
163 const char __user *user_buf,
164 size_t count, loff_t *ppos)
165{
166 struct iwl_priv *priv = file->private_data;
167 u32 clear_flag;
168 char buf[8];
169 int buf_size;
712b6cf5 170
22fdf3c9
WYG		 171 memset(buf, 0, sizeof(buf));
172 buf_size = min(count, sizeof(buf) - 1);
173 if (copy_from_user(buf, user_buf, buf_size))
174 return -EFAULT;
175 if (sscanf(buf, "%x", &clear_flag) != 1)
176 return -EFAULT;
177 if (clear_flag == 1)
178 iwl_clear_tx_stats(priv);
179
180 return count;
712b6cf5
TW		 181}
182
183static ssize_t iwl_dbgfs_rx_statistics_read(struct file *file,
184 char __user *user_buf,
185 size_t count, loff_t *ppos) {
186
187 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
22fdf3c9 188 char *buf;
712b6cf5 189 int pos = 0;
22fdf3c9
WYG		 190 int cnt;
191 ssize_t ret;
192 const size_t bufsz = 100 +
193 sizeof(char) * 24 * (MANAGEMENT_MAX + CONTROL_MAX);
194 buf = kzalloc(bufsz, GFP_KERNEL);
195 if (!buf)
196 return -ENOMEM;
712b6cf5 197
22fdf3c9
WYG		 198 pos += scnprintf(buf + pos, bufsz - pos, "Management:\n");
199 for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) {
200 pos += scnprintf(buf + pos, bufsz - pos,
201 "\t%s\t\t: %u\n",
202 get_mgmt_string(cnt),
203 priv->rx_stats.mgmt[cnt]);
204 }
205 pos += scnprintf(buf + pos, bufsz - pos, "Control:\n");
206 for (cnt = 0; cnt < CONTROL_MAX; cnt++) {
207 pos += scnprintf(buf + pos, bufsz - pos,
208 "\t%s\t\t: %u\n",
209 get_ctrl_string(cnt),
210 priv->rx_stats.ctrl[cnt]);
211 }
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);
712b6cf5 217
22fdf3c9
WYG		 218 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
219 kfree(buf);
220 return ret;
221}
222
223static ssize_t iwl_dbgfs_rx_statistics_write(struct file *file,
224 const char __user *user_buf,
225 size_t count, loff_t *ppos)
226{
227 struct iwl_priv *priv = file->private_data;
228 u32 clear_flag;
229 char buf[8];
230 int buf_size;
231
232 memset(buf, 0, sizeof(buf));
233 buf_size = min(count, sizeof(buf) - 1);
234 if (copy_from_user(buf, user_buf, buf_size))
235 return -EFAULT;
236 if (sscanf(buf, "%x", &clear_flag) != 1)
237 return -EFAULT;
238 if (clear_flag == 1)
239 iwl_clear_rx_stats(priv);
240 return count;
712b6cf5
TW		 241}
242
243#define BYTE1_MASK 0x000000ff;
244#define BYTE2_MASK 0x0000ffff;
245#define BYTE3_MASK 0x00ffffff;
246static ssize_t iwl_dbgfs_sram_read(struct file *file,
247 char __user *user_buf,
248 size_t count, loff_t *ppos)
249{
250 u32 val;
251 char buf[1024];
252 ssize_t ret;
253 int i;
254 int pos = 0;
255 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
db0589f3 256 const size_t bufsz = sizeof(buf);
712b6cf5 257
712b6cf5 258 for (i = priv->dbgfs->sram_len; i > 0; i -= 4) {
3395f6e9 259 val = iwl_read_targ_mem(priv, priv->dbgfs->sram_offset + \
712b6cf5
TW		 260 priv->dbgfs->sram_len - i);
261 if (i < 4) {
262 switch (i) {
263 case 1:
264 val &= BYTE1_MASK;
265 break;
266 case 2:
267 val &= BYTE2_MASK;
268 break;
269 case 3:
270 val &= BYTE3_MASK;
271 break;
272 }
273 }
db0589f3 274 pos += scnprintf(buf + pos, bufsz - pos, "0x%08x ", val);
712b6cf5 275 }
db0589f3 276 pos += scnprintf(buf + pos, bufsz - pos, "\n");
712b6cf5
TW		 277
278 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
279 return ret;
280}
281
282static ssize_t iwl_dbgfs_sram_write(struct file *file,
283 const char __user *user_buf,
284 size_t count, loff_t *ppos)
285{
286 struct iwl_priv *priv = file->private_data;
287 char buf[64];
288 int buf_size;
289 u32 offset, len;
290
291 memset(buf, 0, sizeof(buf));
292 buf_size = min(count, sizeof(buf) - 1);
293 if (copy_from_user(buf, user_buf, buf_size))
294 return -EFAULT;
295
296 if (sscanf(buf, "%x,%x", &offset, &len) == 2) {
297 priv->dbgfs->sram_offset = offset;
298 priv->dbgfs->sram_len = len;
299 } else {
300 priv->dbgfs->sram_offset = 0;
301 priv->dbgfs->sram_len = 0;
302 }
303
304 return count;
305}
306
307static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf,
308 size_t count, loff_t *ppos)
309{
310 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
6def9761 311 struct iwl_station_entry *station;
5425e490 312 int max_sta = priv->hw_params.max_stations;
712b6cf5
TW		 313 char *buf;
314 int i, j, pos = 0;
315 ssize_t ret;
316 /* Add 30 for initial string */
317 const size_t bufsz = 30 + sizeof(char) * 500 * (priv->num_stations);
712b6cf5
TW		 318
319 buf = kmalloc(bufsz, GFP_KERNEL);
3ac7f146 320 if (!buf)
712b6cf5
TW		 321 return -ENOMEM;
322
db0589f3 323 pos += scnprintf(buf + pos, bufsz - pos, "num of stations: %d\n\n",
712b6cf5
TW		 324 priv->num_stations);
325
326 for (i = 0; i < max_sta; i++) {
327 station = &priv->stations[i];
328 if (station->used) {
db0589f3
AK		 329 pos += scnprintf(buf + pos, bufsz - pos,
330 "station %d:\ngeneral data:\n", i+1);
db0589f3 331 pos += scnprintf(buf + pos, bufsz - pos, "id: %u\n",
712b6cf5 332 station->sta.sta.sta_id);
db0589f3 333 pos += scnprintf(buf + pos, bufsz - pos, "mode: %u\n",
712b6cf5 334 station->sta.mode);
db0589f3
AK		 335 pos += scnprintf(buf + pos, bufsz - pos,
336 "flags: 0x%x\n",
712b6cf5 337 station->sta.station_flags_msk);
db0589f3
AK		 338 pos += scnprintf(buf + pos, bufsz - pos,
339 "ps_status: %u\n", station->ps_status);
340 pos += scnprintf(buf + pos, bufsz - pos, "tid data:\n");
341 pos += scnprintf(buf + pos, bufsz - pos,
344234de 342 "seq_num\t\ttxq_id");
db0589f3 343 pos += scnprintf(buf + pos, bufsz - pos,
344234de 344 "\tframe_count\twait_for_ba\t");
db0589f3
AK		 345 pos += scnprintf(buf + pos, bufsz - pos,
346 "start_idx\tbitmap0\t");
347 pos += scnprintf(buf + pos, bufsz - pos,
344234de 348 "bitmap1\trate_n_flags");
344234de 349 pos += scnprintf(buf + pos, bufsz - pos, "\n");
712b6cf5
TW		 350
351 for (j = 0; j < MAX_TID_COUNT; j++) {
db0589f3 352 pos += scnprintf(buf + pos, bufsz - pos,
344234de 353 "[%d]:\t\t%u", j,
db0589f3
AK		 354 station->tid[j].seq_number);
355 pos += scnprintf(buf + pos, bufsz - pos,
344234de 356 "\t%u\t\t%u\t\t%u\t\t",
712b6cf5
TW		 357 station->tid[j].agg.txq_id,
358 station->tid[j].agg.frame_count,
359 station->tid[j].agg.wait_for_ba);
db0589f3 360 pos += scnprintf(buf + pos, bufsz - pos,
344234de 361 "%u\t%llu\t%u",
712b6cf5 362 station->tid[j].agg.start_idx,
16788599 363 (unsigned long long)station->tid[j].agg.bitmap,
712b6cf5 364 station->tid[j].agg.rate_n_flags);
344234de 365 pos += scnprintf(buf + pos, bufsz - pos, "\n");
712b6cf5 366 }
db0589f3 367 pos += scnprintf(buf + pos, bufsz - pos, "\n");
712b6cf5
TW		 368 }
369 }
370
371 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
372 kfree(buf);
373 return ret;
374}
375
0848e297 376static ssize_t iwl_dbgfs_nvm_read(struct file *file,
8dd266ef
TW		 377 char __user *user_buf,
378 size_t count,
379 loff_t *ppos)
380{
381 ssize_t ret;
382 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
383 int pos = 0, ofs = 0, buf_size = 0;
384 const u8 *ptr;
385 char *buf;
e307ddce 386 u16 eeprom_ver;
8dd266ef
TW		 387 size_t eeprom_len = priv->cfg->eeprom_size;
388 buf_size = 4 * eeprom_len + 256;
389
390 if (eeprom_len % 16) {
0848e297 391 IWL_ERR(priv, "NVM size is not multiple of 16.\n");
8dd266ef
TW		 392 return -ENODATA;
393 }
394
c37457e6
JL		 395 ptr = priv->eeprom;
396 if (!ptr) {
397 IWL_ERR(priv, "Invalid EEPROM/OTP memory\n");
398 return -ENOMEM;
399 }
400
8dd266ef
TW		 401 /* 4 characters for byte 0xYY */
402 buf = kzalloc(buf_size, GFP_KERNEL);
403 if (!buf) {
15b1687c 404 IWL_ERR(priv, "Can not allocate Buffer\n");
8dd266ef
TW		 405 return -ENOMEM;
406 }
e307ddce
WYG		 407 eeprom_ver = iwl_eeprom_query16(priv, EEPROM_VERSION);
408 pos += scnprintf(buf + pos, buf_size - pos, "NVM Type: %s, "
409 "version: 0x%x\n",
0848e297 410 (priv->nvm_device_type == NVM_DEVICE_TYPE_OTP)
e307ddce 411 ? "OTP" : "EEPROM", eeprom_ver);
8dd266ef
TW		 412 for (ofs = 0 ; ofs < eeprom_len ; ofs += 16) {
413 pos += scnprintf(buf + pos, buf_size - pos, "0x%.4x ", ofs);
414 hex_dump_to_buffer(ptr + ofs, 16 , 16, 2, buf + pos,
415 buf_size - pos, 0);
2fac9717 416 pos += strlen(buf + pos);
8dd266ef
TW		 417 if (buf_size - pos > 0)
418 buf[pos++] = '\n';
419 }
420
421 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
422 kfree(buf);
423 return ret;
424}
712b6cf5 425
189a2b59
EK		 426static ssize_t iwl_dbgfs_log_event_write(struct file *file,
427 const char __user *user_buf,
428 size_t count, loff_t *ppos)
429{
430 struct iwl_priv *priv = file->private_data;
431 u32 event_log_flag;
432 char buf[8];
433 int buf_size;
434
435 memset(buf, 0, sizeof(buf));
436 buf_size = min(count, sizeof(buf) - 1);
437 if (copy_from_user(buf, user_buf, buf_size))
438 return -EFAULT;
439 if (sscanf(buf, "%d", &event_log_flag) != 1)
440 return -EFAULT;
441 if (event_log_flag == 1)
b7a79404 442 priv->cfg->ops->lib->dump_nic_event_log(priv);
189a2b59
EK		 443
444 return count;
445}
446
d366df5a
WT		 447
448
449static ssize_t iwl_dbgfs_channels_read(struct file *file, char __user *user_buf,
450 size_t count, loff_t *ppos)
451{
452 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
453 struct ieee80211_channel *channels = NULL;
454 const struct ieee80211_supported_band *supp_band = NULL;
455 int pos = 0, i, bufsz = PAGE_SIZE;
456 char *buf;
457 ssize_t ret;
458
459 if (!test_bit(STATUS_GEO_CONFIGURED, &priv->status))
460 return -EAGAIN;
461
462 buf = kzalloc(bufsz, GFP_KERNEL);
463 if (!buf) {
15b1687c 464 IWL_ERR(priv, "Can not allocate Buffer\n");
d366df5a
WT		 465 return -ENOMEM;
466 }
467
468 supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_2GHZ);
a2e2322d
WYG		 469 if (supp_band) {
470 channels = supp_band->channels;
d366df5a 471
d366df5a 472 pos += scnprintf(buf + pos, bufsz - pos,
a2e2322d
WYG		 473 "Displaying %d channels in 2.4GHz band 802.11bg):\n",
474 supp_band->n_channels);
d366df5a 475
a2e2322d
WYG		 476 for (i = 0; i < supp_band->n_channels; i++)
477 pos += scnprintf(buf + pos, bufsz - pos,
478 "%d: %ddBm: BSS%s%s, %s.\n",
479 ieee80211_frequency_to_channel(
480 channels[i].center_freq),
481 channels[i].max_power,
482 channels[i].flags & IEEE80211_CHAN_RADAR ?
483 " (IEEE 802.11h required)" : "",
484 ((channels[i].flags & IEEE80211_CHAN_NO_IBSS)
485 || (channels[i].flags &
486 IEEE80211_CHAN_RADAR)) ? "" :
487 ", IBSS",
488 channels[i].flags &
489 IEEE80211_CHAN_PASSIVE_SCAN ?
490 "passive only" : "active/passive");
491 }
d366df5a 492 supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_5GHZ);
a2e2322d
WYG		 493 if (supp_band) {
494 channels = supp_band->channels;
d366df5a 495
d366df5a 496 pos += scnprintf(buf + pos, bufsz - pos,
a2e2322d
WYG		 497 "Displaying %d channels in 5.2GHz band (802.11a)\n",
498 supp_band->n_channels);
499
500 for (i = 0; i < supp_band->n_channels; i++)
501 pos += scnprintf(buf + pos, bufsz - pos,
502 "%d: %ddBm: BSS%s%s, %s.\n",
503 ieee80211_frequency_to_channel(
504 channels[i].center_freq),
505 channels[i].max_power,
506 channels[i].flags & IEEE80211_CHAN_RADAR ?
507 " (IEEE 802.11h required)" : "",
508 ((channels[i].flags & IEEE80211_CHAN_NO_IBSS)
509 || (channels[i].flags &
510 IEEE80211_CHAN_RADAR)) ? "" :
511 ", IBSS",
512 channels[i].flags &
513 IEEE80211_CHAN_PASSIVE_SCAN ?
514 "passive only" : "active/passive");
515 }
d366df5a
WT		 516 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
517 kfree(buf);
518 return ret;
519}
520
08df05aa
WYG		 521static ssize_t iwl_dbgfs_status_read(struct file *file,
522 char __user *user_buf,
523 size_t count, loff_t *ppos) {
524
525 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
526 char buf[512];
527 int pos = 0;
528 const size_t bufsz = sizeof(buf);
529
530 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_HCMD_ACTIVE:\t %d\n",
531 test_bit(STATUS_HCMD_ACTIVE, &priv->status));
532 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_HCMD_SYNC_ACTIVE: %d\n",
533 test_bit(STATUS_HCMD_SYNC_ACTIVE, &priv->status));
534 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INT_ENABLED:\t %d\n",
535 test_bit(STATUS_INT_ENABLED, &priv->status));
536 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_RF_KILL_HW:\t %d\n",
537 test_bit(STATUS_RF_KILL_HW, &priv->status));
7812b167
WYG		 538 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_CT_KILL:\t\t %d\n",
539 test_bit(STATUS_CT_KILL, &priv->status));
08df05aa
WYG		 540 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INIT:\t\t %d\n",
541 test_bit(STATUS_INIT, &priv->status));
542 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_ALIVE:\t\t %d\n",
543 test_bit(STATUS_ALIVE, &priv->status));
544 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_READY:\t\t %d\n",
545 test_bit(STATUS_READY, &priv->status));
546 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_TEMPERATURE:\t %d\n",
547 test_bit(STATUS_TEMPERATURE, &priv->status));
548 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_GEO_CONFIGURED:\t %d\n",
549 test_bit(STATUS_GEO_CONFIGURED, &priv->status));
550 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_EXIT_PENDING:\t %d\n",
551 test_bit(STATUS_EXIT_PENDING, &priv->status));
08df05aa
WYG		 552 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_STATISTICS:\t %d\n",
553 test_bit(STATUS_STATISTICS, &priv->status));
554 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCANNING:\t %d\n",
555 test_bit(STATUS_SCANNING, &priv->status));
556 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_ABORTING:\t %d\n",
557 test_bit(STATUS_SCAN_ABORTING, &priv->status));
558 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_HW:\t\t %d\n",
559 test_bit(STATUS_SCAN_HW, &priv->status));
560 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_POWER_PMI:\t %d\n",
561 test_bit(STATUS_POWER_PMI, &priv->status));
562 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_FW_ERROR:\t %d\n",
563 test_bit(STATUS_FW_ERROR, &priv->status));
564 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_MODE_PENDING:\t %d\n",
565 test_bit(STATUS_MODE_PENDING, &priv->status));
566 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
567}
568
a83b9141
WYG		 569static ssize_t iwl_dbgfs_interrupt_read(struct file *file,
570 char __user *user_buf,
571 size_t count, loff_t *ppos) {
572
573 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
574 int pos = 0;
575 int cnt = 0;
576 char *buf;
577 int bufsz = 24 * 64; /* 24 items * 64 char per item */
578 ssize_t ret;
579
580 buf = kzalloc(bufsz, GFP_KERNEL);
581 if (!buf) {
582 IWL_ERR(priv, "Can not allocate Buffer\n");
583 return -ENOMEM;
584 }
585
586 pos += scnprintf(buf + pos, bufsz - pos,
587 "Interrupt Statistics Report:\n");
588
589 pos += scnprintf(buf + pos, bufsz - pos, "HW Error:\t\t\t %u\n",
590 priv->isr_stats.hw);
591 pos += scnprintf(buf + pos, bufsz - pos, "SW Error:\t\t\t %u\n",
592 priv->isr_stats.sw);
593 if (priv->isr_stats.sw > 0) {
594 pos += scnprintf(buf + pos, bufsz - pos,
595 "\tLast Restarting Code: 0x%X\n",
596 priv->isr_stats.sw_err);
597 }
598#ifdef CONFIG_IWLWIFI_DEBUG
599 pos += scnprintf(buf + pos, bufsz - pos, "Frame transmitted:\t\t %u\n",
600 priv->isr_stats.sch);
601 pos += scnprintf(buf + pos, bufsz - pos, "Alive interrupt:\t\t %u\n",
602 priv->isr_stats.alive);
603#endif
604 pos += scnprintf(buf + pos, bufsz - pos,
605 "HW RF KILL switch toggled:\t %u\n",
606 priv->isr_stats.rfkill);
607
608 pos += scnprintf(buf + pos, bufsz - pos, "CT KILL:\t\t\t %u\n",
609 priv->isr_stats.ctkill);
610
611 pos += scnprintf(buf + pos, bufsz - pos, "Wakeup Interrupt:\t\t %u\n",
612 priv->isr_stats.wakeup);
613
614 pos += scnprintf(buf + pos, bufsz - pos,
615 "Rx command responses:\t\t %u\n",
616 priv->isr_stats.rx);
617 for (cnt = 0; cnt < REPLY_MAX; cnt++) {
618 if (priv->isr_stats.rx_handlers[cnt] > 0)
619 pos += scnprintf(buf + pos, bufsz - pos,
620 "\tRx handler[%36s]:\t\t %u\n",
621 get_cmd_string(cnt),
622 priv->isr_stats.rx_handlers[cnt]);
623 }
624
625 pos += scnprintf(buf + pos, bufsz - pos, "Tx/FH interrupt:\t\t %u\n",
626 priv->isr_stats.tx);
627
628 pos += scnprintf(buf + pos, bufsz - pos, "Unexpected INTA:\t\t %u\n",
629 priv->isr_stats.unhandled);
630
631 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
632 kfree(buf);
633 return ret;
634}
635
636static ssize_t iwl_dbgfs_interrupt_write(struct file *file,
637 const char __user *user_buf,
638 size_t count, loff_t *ppos)
639{
640 struct iwl_priv *priv = file->private_data;
641 char buf[8];
642 int buf_size;
643 u32 reset_flag;
644
645 memset(buf, 0, sizeof(buf));
646 buf_size = min(count, sizeof(buf) - 1);
647 if (copy_from_user(buf, user_buf, buf_size))
648 return -EFAULT;
649 if (sscanf(buf, "%x", &reset_flag) != 1)
650 return -EFAULT;
651 if (reset_flag == 0)
652 iwl_clear_isr_stats(priv);
653
654 return count;
655}
656
f5ad69fa
WYG		 657static ssize_t iwl_dbgfs_qos_read(struct file *file, char __user *user_buf,
658 size_t count, loff_t *ppos)
659{
660 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
661 int pos = 0, i;
662 char buf[256];
663 const size_t bufsz = sizeof(buf);
664 ssize_t ret;
665
666 for (i = 0; i < AC_NUM; i++) {
667 pos += scnprintf(buf + pos, bufsz - pos,
668 "\tcw_min\tcw_max\taifsn\ttxop\n");
669 pos += scnprintf(buf + pos, bufsz - pos,
670 "AC[%d]\t%u\t%u\t%u\t%u\n", i,
671 priv->qos_data.def_qos_parm.ac[i].cw_min,
672 priv->qos_data.def_qos_parm.ac[i].cw_max,
673 priv->qos_data.def_qos_parm.ac[i].aifsn,
674 priv->qos_data.def_qos_parm.ac[i].edca_txop);
675 }
676 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
677 return ret;
678}
a83b9141 679
a283c011
WYG		 680static ssize_t iwl_dbgfs_led_read(struct file *file, char __user *user_buf,
681 size_t count, loff_t *ppos)
682{
683 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
684 int pos = 0;
685 char buf[256];
686 const size_t bufsz = sizeof(buf);
687 ssize_t ret;
688
689 pos += scnprintf(buf + pos, bufsz - pos,
690 "allow blinking: %s\n",
691 (priv->allow_blinking) ? "True" : "False");
692 if (priv->allow_blinking) {
693 pos += scnprintf(buf + pos, bufsz - pos,
694 "Led blinking rate: %u\n",
695 priv->last_blink_rate);
696 pos += scnprintf(buf + pos, bufsz - pos,
697 "Last blink time: %lu\n",
698 priv->last_blink_time);
699 }
700
701 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
702 return ret;
703}
a283c011 704
fbf3a2af
WYG		 705static ssize_t iwl_dbgfs_thermal_throttling_read(struct file *file,
706 char __user *user_buf,
707 size_t count, loff_t *ppos)
708{
709 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
3ad3b92a 710 struct iwl_tt_mgmt *tt = &priv->thermal_throttle;
fbf3a2af
WYG		 711 struct iwl_tt_restriction *restriction;
712 char buf[100];
713 int pos = 0;
714 const size_t bufsz = sizeof(buf);
715 ssize_t ret;
716
717 pos += scnprintf(buf + pos, bufsz - pos,
718 "Thermal Throttling Mode: %s\n",
3ad3b92a 719 tt->advanced_tt ? "Advance" : "Legacy");
fbf3a2af
WYG		 720 pos += scnprintf(buf + pos, bufsz - pos,
721 "Thermal Throttling State: %d\n",
722 tt->state);
3ad3b92a 723 if (tt->advanced_tt) {
fbf3a2af
WYG		 724 restriction = tt->restriction + tt->state;
725 pos += scnprintf(buf + pos, bufsz - pos,
726 "Tx mode: %d\n",
727 restriction->tx_stream);
728 pos += scnprintf(buf + pos, bufsz - pos,
729 "Rx mode: %d\n",
730 restriction->rx_stream);
731 pos += scnprintf(buf + pos, bufsz - pos,
732 "HT mode: %d\n",
733 restriction->is_ht);
734 }
735 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
736 return ret;
737}
738
1e4247d4
WYG		 739static ssize_t iwl_dbgfs_disable_ht40_write(struct file *file,
740 const char __user *user_buf,
741 size_t count, loff_t *ppos)
742{
743 struct iwl_priv *priv = file->private_data;
744 char buf[8];
745 int buf_size;
746 int ht40;
747
748 memset(buf, 0, sizeof(buf));
749 buf_size = min(count, sizeof(buf) - 1);
750 if (copy_from_user(buf, user_buf, buf_size))
751 return -EFAULT;
752 if (sscanf(buf, "%d", &ht40) != 1)
753 return -EFAULT;
754 if (!iwl_is_associated(priv))
755 priv->disable_ht40 = ht40 ? true : false;
756 else {
757 IWL_ERR(priv, "Sta associated with AP - "
758 "Change to 40MHz channel support is not allowed\n");
759 return -EINVAL;
760 }
761
762 return count;
763}
764
765static ssize_t iwl_dbgfs_disable_ht40_read(struct file *file,
766 char __user *user_buf,
767 size_t count, loff_t *ppos)
768{
769 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
770 char buf[100];
771 int pos = 0;
772 const size_t bufsz = sizeof(buf);
773 ssize_t ret;
774
775 pos += scnprintf(buf + pos, bufsz - pos,
776 "11n 40MHz Mode: %s\n",
777 priv->disable_ht40 ? "Disabled" : "Enabled");
778 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
779 return ret;
780}
781
e312c24c
JB		 782static ssize_t iwl_dbgfs_sleep_level_override_write(struct file *file,
783 const char __user *user_buf,
784 size_t count, loff_t *ppos)
785{
786 struct iwl_priv *priv = file->private_data;
787 char buf[8];
788 int buf_size;
789 int value;
790
791 memset(buf, 0, sizeof(buf));
792 buf_size = min(count, sizeof(buf) - 1);
793 if (copy_from_user(buf, user_buf, buf_size))
794 return -EFAULT;
795
796 if (sscanf(buf, "%d", &value) != 1)
797 return -EINVAL;
798
799 /*
800 * Our users expect 0 to be "CAM", but 0 isn't actually
801 * valid here. However, let's not confuse them and present
802 * IWL_POWER_INDEX_1 as "1", not "0".
803 */
1a34c043
RC		 804 if (value == 0)
805 return -EINVAL;
806 else if (value > 0)
e312c24c
JB		 807 value -= 1;
808
809 if (value != -1 && (value < 0 || value >= IWL_POWER_NUM))
810 return -EINVAL;
811
4ad177b5
WYG		 812 if (!iwl_is_ready_rf(priv))
813 return -EAGAIN;
814
e312c24c
JB		 815 priv->power_data.debug_sleep_level_override = value;
816
4ad177b5 817 iwl_power_update_mode(priv, true);
e312c24c
JB		 818
819 return count;
820}
821
822static ssize_t iwl_dbgfs_sleep_level_override_read(struct file *file,
823 char __user *user_buf,
824 size_t count, loff_t *ppos)
825{
826 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
827 char buf[10];
828 int pos, value;
829 const size_t bufsz = sizeof(buf);
830
831 /* see the write function */
832 value = priv->power_data.debug_sleep_level_override;
833 if (value >= 0)
834 value += 1;
835
836 pos = scnprintf(buf, bufsz, "%d\n", value);
837 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
838}
839
840static ssize_t iwl_dbgfs_current_sleep_command_read(struct file *file,
841 char __user *user_buf,
842 size_t count, loff_t *ppos)
843{
844 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
845 char buf[200];
846 int pos = 0, i;
847 const size_t bufsz = sizeof(buf);
848 struct iwl_powertable_cmd *cmd = &priv->power_data.sleep_cmd;
849
850 pos += scnprintf(buf + pos, bufsz - pos,
851 "flags: %#.2x\n", le16_to_cpu(cmd->flags));
852 pos += scnprintf(buf + pos, bufsz - pos,
853 "RX/TX timeout: %d/%d usec\n",
854 le32_to_cpu(cmd->rx_data_timeout),
855 le32_to_cpu(cmd->tx_data_timeout));
856 for (i = 0; i < IWL_POWER_VEC_SIZE; i++)
857 pos += scnprintf(buf + pos, bufsz - pos,
858 "sleep_interval[%d]: %d\n", i,
859 le32_to_cpu(cmd->sleep_interval[i]));
860
861 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
862}
863
712b6cf5 864DEBUGFS_READ_WRITE_FILE_OPS(sram);
189a2b59 865DEBUGFS_WRITE_FILE_OPS(log_event);
0848e297 866DEBUGFS_READ_FILE_OPS(nvm);
712b6cf5 867DEBUGFS_READ_FILE_OPS(stations);
d366df5a 868DEBUGFS_READ_FILE_OPS(channels);
08df05aa 869DEBUGFS_READ_FILE_OPS(status);
a83b9141 870DEBUGFS_READ_WRITE_FILE_OPS(interrupt);
f5ad69fa 871DEBUGFS_READ_FILE_OPS(qos);
a283c011 872DEBUGFS_READ_FILE_OPS(led);
fbf3a2af 873DEBUGFS_READ_FILE_OPS(thermal_throttling);
1e4247d4 874DEBUGFS_READ_WRITE_FILE_OPS(disable_ht40);
e312c24c
JB		 875DEBUGFS_READ_WRITE_FILE_OPS(sleep_level_override);
876DEBUGFS_READ_FILE_OPS(current_sleep_command);
712b6cf5 877
20594eb0
WYG		 878static ssize_t iwl_dbgfs_traffic_log_read(struct file *file,
879 char __user *user_buf,
880 size_t count, loff_t *ppos)
881{
882 struct iwl_priv *priv = file->private_data;
883 int pos = 0, ofs = 0;
884 int cnt = 0, entry;
885 struct iwl_tx_queue *txq;
886 struct iwl_queue *q;
887 struct iwl_rx_queue *rxq = &priv->rxq;
888 char *buf;
889 int bufsz = ((IWL_TRAFFIC_ENTRIES * IWL_TRAFFIC_ENTRY_SIZE * 64) * 2) +
88804e2b 890 (priv->cfg->num_of_queues * 32 * 8) + 400;
20594eb0
WYG		 891 const u8 *ptr;
892 ssize_t ret;
893
88804e2b
WYG		 894 if (!priv->txq) {
895 IWL_ERR(priv, "txq not ready\n");
896 return -EAGAIN;
897 }
20594eb0
WYG		 898 buf = kzalloc(bufsz, GFP_KERNEL);
899 if (!buf) {
900 IWL_ERR(priv, "Can not allocate buffer\n");
901 return -ENOMEM;
902 }
903 pos += scnprintf(buf + pos, bufsz - pos, "Tx Queue\n");
904 for (cnt = 0; cnt < priv->hw_params.max_txq_num; cnt++) {
905 txq = &priv->txq[cnt];
906 q = &txq->q;
907 pos += scnprintf(buf + pos, bufsz - pos,
908 "q[%d]: read_ptr: %u, write_ptr: %u\n",
909 cnt, q->read_ptr, q->write_ptr);
910 }
911 if (priv->tx_traffic && (iwl_debug_level & IWL_DL_TX)) {
912 ptr = priv->tx_traffic;
913 pos += scnprintf(buf + pos, bufsz - pos,
914 "Tx Traffic idx: %u\n", priv->tx_traffic_idx);
915 for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) {
916 for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16;
917 entry++, ofs += 16) {
918 pos += scnprintf(buf + pos, bufsz - pos,
919 "0x%.4x ", ofs);
920 hex_dump_to_buffer(ptr + ofs, 16, 16, 2,
921 buf + pos, bufsz - pos, 0);
2fac9717 922 pos += strlen(buf + pos);
20594eb0
WYG		 923 if (bufsz - pos > 0)
924 buf[pos++] = '\n';
925 }
926 }
927 }
928
929 pos += scnprintf(buf + pos, bufsz - pos, "Rx Queue\n");
930 pos += scnprintf(buf + pos, bufsz - pos,
931 "read: %u, write: %u\n",
932 rxq->read, rxq->write);
933
934 if (priv->rx_traffic && (iwl_debug_level & IWL_DL_RX)) {
935 ptr = priv->rx_traffic;
936 pos += scnprintf(buf + pos, bufsz - pos,
937 "Rx Traffic idx: %u\n", priv->rx_traffic_idx);
938 for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) {
939 for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16;
940 entry++, ofs += 16) {
941 pos += scnprintf(buf + pos, bufsz - pos,
942 "0x%.4x ", ofs);
943 hex_dump_to_buffer(ptr + ofs, 16, 16, 2,
944 buf + pos, bufsz - pos, 0);
2fac9717 945 pos += strlen(buf + pos);
20594eb0
WYG		 946 if (bufsz - pos > 0)
947 buf[pos++] = '\n';
948 }
949 }
950 }
951
952 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
953 kfree(buf);
954 return ret;
955}
956
957static ssize_t iwl_dbgfs_traffic_log_write(struct file *file,
958 const char __user *user_buf,
959 size_t count, loff_t *ppos)
960{
961 struct iwl_priv *priv = file->private_data;
962 char buf[8];
963 int buf_size;
964 int traffic_log;
965
966 memset(buf, 0, sizeof(buf));
967 buf_size = min(count, sizeof(buf) - 1);
968 if (copy_from_user(buf, user_buf, buf_size))
969 return -EFAULT;
970 if (sscanf(buf, "%d", &traffic_log) != 1)
971 return -EFAULT;
972 if (traffic_log == 0)
973 iwl_reset_traffic_log(priv);
974
975 return count;
976}
977
141b03e0
WYG		 978static ssize_t iwl_dbgfs_tx_queue_read(struct file *file,
979 char __user *user_buf,
980 size_t count, loff_t *ppos) {
981
982 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
983 struct iwl_tx_queue *txq;
984 struct iwl_queue *q;
985 char *buf;
986 int pos = 0;
987 int cnt;
988 int ret;
88804e2b 989 const size_t bufsz = sizeof(char) * 60 * priv->cfg->num_of_queues;
141b03e0 990
88804e2b
WYG		 991 if (!priv->txq) {
992 IWL_ERR(priv, "txq not ready\n");
993 return -EAGAIN;
994 }
141b03e0
WYG		 995 buf = kzalloc(bufsz, GFP_KERNEL);
996 if (!buf)
997 return -ENOMEM;
998
999 for (cnt = 0; cnt < priv->hw_params.max_txq_num; cnt++) {
1000 txq = &priv->txq[cnt];
1001 q = &txq->q;
1002 pos += scnprintf(buf + pos, bufsz - pos,
1003 "hwq %.2d: read=%u write=%u stop=%d"
1004 " swq_id=%#.2x (ac %d/hwq %d)\n",
1005 cnt, q->read_ptr, q->write_ptr,
1006 !!test_bit(cnt, priv->queue_stopped),
1007 txq->swq_id,
1008 txq->swq_id & 0x80 ? txq->swq_id & 3 :
1009 txq->swq_id,
1010 txq->swq_id & 0x80 ? (txq->swq_id >> 2) &
1011 0x1f : txq->swq_id);
1012 if (cnt >= 4)
1013 continue;
1014 /* for the ACs, display the stop count too */
1015 pos += scnprintf(buf + pos, bufsz - pos,
1016 " stop-count: %d\n",
1017 atomic_read(&priv->queue_stop_count[cnt]));
1018 }
1019 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1020 kfree(buf);
1021 return ret;
1022}
1023
1024static ssize_t iwl_dbgfs_rx_queue_read(struct file *file,
1025 char __user *user_buf,
1026 size_t count, loff_t *ppos) {
1027
1028 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
1029 struct iwl_rx_queue *rxq = &priv->rxq;
1030 char buf[256];
1031 int pos = 0;
1032 const size_t bufsz = sizeof(buf);
1033
1034 pos += scnprintf(buf + pos, bufsz - pos, "read: %u\n",
1035 rxq->read);
1036 pos += scnprintf(buf + pos, bufsz - pos, "write: %u\n",
1037 rxq->write);
1038 pos += scnprintf(buf + pos, bufsz - pos, "free_count: %u\n",
1039 rxq->free_count);
1040 pos += scnprintf(buf + pos, bufsz - pos, "closed_rb_num: %u\n",
1041 le16_to_cpu(rxq->rb_stts->closed_rb_num) & 0x0FFF);
1042 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1043}
1044
e8fe59ae
WYG		 1045static int iwl_dbgfs_statistics_flag(struct iwl_priv *priv, char *buf,
1046 int bufsz)
1047{
1048 int p = 0;
1049
1050 p += scnprintf(buf + p, bufsz - p,
1051 "Statistics Flag(0x%X):\n",
1052 le32_to_cpu(priv->statistics.flag));
1053 if (le32_to_cpu(priv->statistics.flag) & UCODE_STATISTICS_CLEAR_MSK)
1054 p += scnprintf(buf + p, bufsz - p,
1055 "\tStatistics have been cleared\n");
1056 p += scnprintf(buf + p, bufsz - p,
1057 "\tOperational Frequency: %s\n",
1058 (le32_to_cpu(priv->statistics.flag) &
1059 UCODE_STATISTICS_FREQUENCY_MSK)
1060 ? "2.4 GHz" : "5.2 GHz");
1061 p += scnprintf(buf + p, bufsz - p,
1062 "\tTGj Narrow Band: %s\n",
1063 (le32_to_cpu(priv->statistics.flag) &
1064 UCODE_STATISTICS_NARROW_BAND_MSK)
1065 ? "enabled" : "disabled");
1066 return p;
1067}
1068
1069
1070static ssize_t iwl_dbgfs_ucode_rx_stats_read(struct file *file,
1071 char __user *user_buf,
1072 size_t count, loff_t *ppos)
1073{
1074 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
1075 int pos = 0;
1076 char *buf;
1077 int bufsz = sizeof(struct statistics_rx_phy) * 20 +
1078 sizeof(struct statistics_rx_non_phy) * 20 +
1079 sizeof(struct statistics_rx_ht_phy) * 20 + 400;
1080 ssize_t ret;
92a35bda
WYG		 1081 struct statistics_rx_phy *ofdm, *accum_ofdm;
1082 struct statistics_rx_phy *cck, *accum_cck;
1083 struct statistics_rx_non_phy *general, *accum_general;
1084 struct statistics_rx_ht_phy *ht, *accum_ht;
e8fe59ae
WYG		 1085
1086 if (!iwl_is_alive(priv))
1087 return -EAGAIN;
1088
1089 /* make request to uCode to retrieve statistics information */
1090 mutex_lock(&priv->mutex);
ef8d5529 1091 ret = iwl_send_statistics_request(priv, CMD_SYNC, false);
e8fe59ae
WYG		 1092 mutex_unlock(&priv->mutex);
1093
1094 if (ret) {
1095 IWL_ERR(priv,
1096 "Error sending statistics request: %zd\n", ret);
1097 return -EAGAIN;
1098 }
1099 buf = kzalloc(bufsz, GFP_KERNEL);
1100 if (!buf) {
1101 IWL_ERR(priv, "Can not allocate Buffer\n");
1102 return -ENOMEM;
1103 }
1104
1105 /* the statistic information display here is based on
1106 * the last statistics notification from uCode
1107 * might not reflect the current uCode activity
1108 */
1109 ofdm = &priv->statistics.rx.ofdm;
1110 cck = &priv->statistics.rx.cck;
1111 general = &priv->statistics.rx.general;
1112 ht = &priv->statistics.rx.ofdm_ht;
92a35bda
WYG		 1113 accum_ofdm = &priv->accum_statistics.rx.ofdm;
1114 accum_cck = &priv->accum_statistics.rx.cck;
1115 accum_general = &priv->accum_statistics.rx.general;
1116 accum_ht = &priv->accum_statistics.rx.ofdm_ht;
e8fe59ae
WYG		 1117 pos += iwl_dbgfs_statistics_flag(priv, buf, bufsz);
1118 pos += scnprintf(buf + pos, bufsz - pos, "Statistics_Rx - OFDM:\n");
92a35bda
WYG		 1119 pos += scnprintf(buf + pos, bufsz - pos,
1120 "\t\t\tcurrent\t\t\taccumulative\n");
1121 pos += scnprintf(buf + pos, bufsz - pos, "ina_cnt:\t\t%u\t\t\t%u\n",
1122 le32_to_cpu(ofdm->ina_cnt), accum_ofdm->ina_cnt);
1123 pos += scnprintf(buf + pos, bufsz - pos, "fina_cnt:\t\t%u\t\t\t%u\n",
1124 le32_to_cpu(ofdm->fina_cnt), accum_ofdm->fina_cnt);
1125 pos += scnprintf(buf + pos, bufsz - pos, "plcp_err:\t\t%u\t\t\t%u\n",
1126 le32_to_cpu(ofdm->plcp_err), accum_ofdm->plcp_err);
1127 pos += scnprintf(buf + pos, bufsz - pos, "crc32_err:\t\t%u\t\t\t%u\n",
1128 le32_to_cpu(ofdm->crc32_err), accum_ofdm->crc32_err);
1129 pos += scnprintf(buf + pos, bufsz - pos,
1130 "overrun_err:\t\t%u\t\t\t%u\n",
1131 le32_to_cpu(ofdm->overrun_err),
1132 accum_ofdm->overrun_err);
1133 pos += scnprintf(buf + pos, bufsz - pos,
1134 "early_overrun_err:\t%u\t\t\t%u\n",
1135 le32_to_cpu(ofdm->early_overrun_err),
1136 accum_ofdm->early_overrun_err);
1137 pos += scnprintf(buf + pos, bufsz - pos, "crc32_good:\t\t%u\t\t\t%u\n",
1138 le32_to_cpu(ofdm->crc32_good),
1139 accum_ofdm->crc32_good);
1140 pos += scnprintf(buf + pos, bufsz - pos,
1141 "false_alarm_cnt:\t%u\t\t\t%u\n",
1142 le32_to_cpu(ofdm->false_alarm_cnt),
1143 accum_ofdm->false_alarm_cnt);
1144 pos += scnprintf(buf + pos, bufsz - pos,
1145 "fina_sync_err_cnt:\t%u\t\t\t%u\n",
1146 le32_to_cpu(ofdm->fina_sync_err_cnt),
1147 accum_ofdm->fina_sync_err_cnt);
1148 pos += scnprintf(buf + pos, bufsz - pos,
1149 "sfd_timeout:\t\t%u\t\t\t%u\n",
1150 le32_to_cpu(ofdm->sfd_timeout),
1151 accum_ofdm->sfd_timeout);
1152 pos += scnprintf(buf + pos, bufsz - pos,
1153 "fina_timeout:\t\t%u\t\t\t%u\n",
1154 le32_to_cpu(ofdm->fina_timeout),
1155 accum_ofdm->fina_timeout);
1156 pos += scnprintf(buf + pos, bufsz - pos,
1157 "unresponded_rts:\t%u\t\t\t%u\n",
1158 le32_to_cpu(ofdm->unresponded_rts),
1159 accum_ofdm->unresponded_rts);
1160 pos += scnprintf(buf + pos, bufsz - pos,
1161 "rxe_frame_lmt_ovrun:\t%u\t\t\t%u\n",
1162 le32_to_cpu(ofdm->rxe_frame_limit_overrun),
1163 accum_ofdm->rxe_frame_limit_overrun);
1164 pos += scnprintf(buf + pos, bufsz - pos,
1165 "sent_ack_cnt:\t\t%u\t\t\t%u\n",
1166 le32_to_cpu(ofdm->sent_ack_cnt),
1167 accum_ofdm->sent_ack_cnt);
1168 pos += scnprintf(buf + pos, bufsz - pos,
1169 "sent_cts_cnt:\t\t%u\t\t\t%u\n",
1170 le32_to_cpu(ofdm->sent_cts_cnt),
1171 accum_ofdm->sent_cts_cnt);
1172 pos += scnprintf(buf + pos, bufsz - pos,
1173 "sent_ba_rsp_cnt:\t%u\t\t\t%u\n",
1174 le32_to_cpu(ofdm->sent_ba_rsp_cnt),
1175 accum_ofdm->sent_ba_rsp_cnt);
1176 pos += scnprintf(buf + pos, bufsz - pos,
1177 "dsp_self_kill:\t\t%u\t\t\t%u\n",
1178 le32_to_cpu(ofdm->dsp_self_kill),
1179 accum_ofdm->dsp_self_kill);
1180 pos += scnprintf(buf + pos, bufsz - pos,
1181 "mh_format_err:\t\t%u\t\t\t%u\n",
1182 le32_to_cpu(ofdm->mh_format_err),
1183 accum_ofdm->mh_format_err);
1184 pos += scnprintf(buf + pos, bufsz - pos,
1185 "re_acq_main_rssi_sum:\t%u\t\t\t%u\n",
1186 le32_to_cpu(ofdm->re_acq_main_rssi_sum),
1187 accum_ofdm->re_acq_main_rssi_sum);
e8fe59ae
WYG		 1188
1189 pos += scnprintf(buf + pos, bufsz - pos, "Statistics_Rx - CCK:\n");
92a35bda
WYG		 1190 pos += scnprintf(buf + pos, bufsz - pos,
1191 "\t\t\tcurrent\t\t\taccumulative\n");
1192 pos += scnprintf(buf + pos, bufsz - pos, "ina_cnt:\t\t%u\t\t\t%u\n",
1193 le32_to_cpu(cck->ina_cnt), accum_cck->ina_cnt);
1194 pos += scnprintf(buf + pos, bufsz - pos, "fina_cnt:\t\t%u\t\t\t%u\n",
1195 le32_to_cpu(cck->fina_cnt), accum_cck->fina_cnt);
1196 pos += scnprintf(buf + pos, bufsz - pos, "plcp_err:\t\t%u\t\t\t%u\n",
1197 le32_to_cpu(cck->plcp_err), accum_cck->plcp_err);
1198 pos += scnprintf(buf + pos, bufsz - pos, "crc32_err:\t\t%u\t\t\t%u\n",
1199 le32_to_cpu(cck->crc32_err), accum_cck->crc32_err);
1200 pos += scnprintf(buf + pos, bufsz - pos,
1201 "overrun_err:\t\t%u\t\t\t%u\n",
1202 le32_to_cpu(cck->overrun_err),
1203 accum_cck->overrun_err);
1204 pos += scnprintf(buf + pos, bufsz - pos,
1205 "early_overrun_err:\t%u\t\t\t%u\n",
1206 le32_to_cpu(cck->early_overrun_err),
1207 accum_cck->early_overrun_err);
1208 pos += scnprintf(buf + pos, bufsz - pos, "crc32_good:\t\t%u\t\t\t%u\n",
1209 le32_to_cpu(cck->crc32_good), accum_cck->crc32_good);
1210 pos += scnprintf(buf + pos, bufsz - pos,
1211 "false_alarm_cnt:\t%u\t\t\t%u\n",
1212 le32_to_cpu(cck->false_alarm_cnt),
1213 accum_cck->false_alarm_cnt);
1214 pos += scnprintf(buf + pos, bufsz - pos,
1215 "fina_sync_err_cnt:\t%u\t\t\t%u\n",
1216 le32_to_cpu(cck->fina_sync_err_cnt),
1217 accum_cck->fina_sync_err_cnt);
1218 pos += scnprintf(buf + pos, bufsz - pos,
1219 "sfd_timeout:\t\t%u\t\t\t%u\n",
1220 le32_to_cpu(cck->sfd_timeout),
1221 accum_cck->sfd_timeout);
1222 pos += scnprintf(buf + pos, bufsz - pos,
1223 "fina_timeout:\t\t%u\t\t\t%u\n",
1224 le32_to_cpu(cck->fina_timeout),
1225 accum_cck->fina_timeout);
1226 pos += scnprintf(buf + pos, bufsz - pos,
1227 "unresponded_rts:\t%u\t\t\t%u\n",
1228 le32_to_cpu(cck->unresponded_rts),
1229 accum_cck->unresponded_rts);
1230 pos += scnprintf(buf + pos, bufsz - pos,
1231 "rxe_frame_lmt_ovrun:\t%u\t\t\t%u\n",
1232 le32_to_cpu(cck->rxe_frame_limit_overrun),
1233 accum_cck->rxe_frame_limit_overrun);
1234 pos += scnprintf(buf + pos, bufsz - pos,
1235 "sent_ack_cnt:\t\t%u\t\t\t%u\n",
1236 le32_to_cpu(cck->sent_ack_cnt),
1237 accum_cck->sent_ack_cnt);
1238 pos += scnprintf(buf + pos, bufsz - pos,
1239 "sent_cts_cnt:\t\t%u\t\t\t%u\n",
1240 le32_to_cpu(cck->sent_cts_cnt),
1241 accum_cck->sent_cts_cnt);
1242 pos += scnprintf(buf + pos, bufsz - pos,
1243 "sent_ba_rsp_cnt:\t%u\t\t\t%u\n",
1244 le32_to_cpu(cck->sent_ba_rsp_cnt),
1245 accum_cck->sent_ba_rsp_cnt);
1246 pos += scnprintf(buf + pos, bufsz - pos,
1247 "dsp_self_kill:\t\t%u\t\t\t%u\n",
1248 le32_to_cpu(cck->dsp_self_kill),
1249 accum_cck->dsp_self_kill);
1250 pos += scnprintf(buf + pos, bufsz - pos,
1251 "mh_format_err:\t\t%u\t\t\t%u\n",
1252 le32_to_cpu(cck->mh_format_err),
1253 accum_cck->mh_format_err);
1254 pos += scnprintf(buf + pos, bufsz - pos,
1255 "re_acq_main_rssi_sum:\t%u\t\t\t%u\n",
1256 le32_to_cpu(cck->re_acq_main_rssi_sum),
1257 accum_cck->re_acq_main_rssi_sum);
e8fe59ae
WYG		 1258
1259 pos += scnprintf(buf + pos, bufsz - pos, "Statistics_Rx - GENERAL:\n");
92a35bda
WYG		 1260 pos += scnprintf(buf + pos, bufsz - pos,
1261 "\t\t\tcurrent\t\t\taccumulative\n");
1262 pos += scnprintf(buf + pos, bufsz - pos, "bogus_cts:\t\t%u\t\t\t%u\n",
1263 le32_to_cpu(general->bogus_cts),
1264 accum_general->bogus_cts);
1265 pos += scnprintf(buf + pos, bufsz - pos, "bogus_ack:\t\t%u\t\t\t%u\n",
1266 le32_to_cpu(general->bogus_ack),
1267 accum_general->bogus_ack);
1268 pos += scnprintf(buf + pos, bufsz - pos,
1269 "non_bssid_frames:\t%u\t\t\t%u\n",
1270 le32_to_cpu(general->non_bssid_frames),
1271 accum_general->non_bssid_frames);
1272 pos += scnprintf(buf + pos, bufsz - pos,
1273 "filtered_frames:\t%u\t\t\t%u\n",
1274 le32_to_cpu(general->filtered_frames),
1275 accum_general->filtered_frames);
1276 pos += scnprintf(buf + pos, bufsz - pos,
1277 "non_channel_beacons:\t%u\t\t\t%u\n",
1278 le32_to_cpu(general->non_channel_beacons),
1279 accum_general->non_channel_beacons);
1280 pos += scnprintf(buf + pos, bufsz - pos,
1281 "channel_beacons:\t%u\t\t\t%u\n",
1282 le32_to_cpu(general->channel_beacons),
1283 accum_general->channel_beacons);
1284 pos += scnprintf(buf + pos, bufsz - pos,
1285 "num_missed_bcon:\t%u\t\t\t%u\n",
1286 le32_to_cpu(general->num_missed_bcon),
1287 accum_general->num_missed_bcon);
1288 pos += scnprintf(buf + pos, bufsz - pos,
1289 "adc_rx_saturation_time:\t%u\t\t\t%u\n",
1290 le32_to_cpu(general->adc_rx_saturation_time),
1291 accum_general->adc_rx_saturation_time);
1292 pos += scnprintf(buf + pos, bufsz - pos,
1293 "ina_detect_search_tm:\t%u\t\t\t%u\n",
1294 le32_to_cpu(general->ina_detection_search_time),
1295 accum_general->ina_detection_search_time);
1296 pos += scnprintf(buf + pos, bufsz - pos,
1297 "beacon_silence_rssi_a:\t%u\t\t\t%u\n",
1298 le32_to_cpu(general->beacon_silence_rssi_a),
1299 accum_general->beacon_silence_rssi_a);
1300 pos += scnprintf(buf + pos, bufsz - pos,
1301 "beacon_silence_rssi_b:\t%u\t\t\t%u\n",
1302 le32_to_cpu(general->beacon_silence_rssi_b),
1303 accum_general->beacon_silence_rssi_b);
1304 pos += scnprintf(buf + pos, bufsz - pos,
1305 "beacon_silence_rssi_c:\t%u\t\t\t%u\n",
1306 le32_to_cpu(general->beacon_silence_rssi_c),
1307 accum_general->beacon_silence_rssi_c);
1308 pos += scnprintf(buf + pos, bufsz - pos,
1309 "interference_data_flag:\t%u\t\t\t%u\n",
1310 le32_to_cpu(general->interference_data_flag),
1311 accum_general->interference_data_flag);
1312 pos += scnprintf(buf + pos, bufsz - pos,
1313 "channel_load:\t\t%u\t\t\t%u\n",
1314 le32_to_cpu(general->channel_load),
1315 accum_general->channel_load);
1316 pos += scnprintf(buf + pos, bufsz - pos,
1317 "dsp_false_alarms:\t%u\t\t\t%u\n",
1318 le32_to_cpu(general->dsp_false_alarms),
1319 accum_general->dsp_false_alarms);
1320 pos += scnprintf(buf + pos, bufsz - pos,
1321 "beacon_rssi_a:\t\t%u\t\t\t%u\n",
1322 le32_to_cpu(general->beacon_rssi_a),
1323 accum_general->beacon_rssi_a);
1324 pos += scnprintf(buf + pos, bufsz - pos,
1325 "beacon_rssi_b:\t\t%u\t\t\t%u\n",
1326 le32_to_cpu(general->beacon_rssi_b),
1327 accum_general->beacon_rssi_b);
1328 pos += scnprintf(buf + pos, bufsz - pos,
1329 "beacon_rssi_c:\t\t%u\t\t\t%u\n",
1330 le32_to_cpu(general->beacon_rssi_c),
1331 accum_general->beacon_rssi_c);
1332 pos += scnprintf(buf + pos, bufsz - pos,
1333 "beacon_energy_a:\t%u\t\t\t%u\n",
1334 le32_to_cpu(general->beacon_energy_a),
1335 accum_general->beacon_energy_a);
1336 pos += scnprintf(buf + pos, bufsz - pos,
1337 "beacon_energy_b:\t%u\t\t\t%u\n",
1338 le32_to_cpu(general->beacon_energy_b),
1339 accum_general->beacon_energy_b);
1340 pos += scnprintf(buf + pos, bufsz - pos,
1341 "beacon_energy_c:\t%u\t\t\t%u\n",
1342 le32_to_cpu(general->beacon_energy_c),
1343 accum_general->beacon_energy_c);
e8fe59ae
WYG		 1344
1345 pos += scnprintf(buf + pos, bufsz - pos, "Statistics_Rx - OFDM_HT:\n");
92a35bda
WYG		 1346 pos += scnprintf(buf + pos, bufsz - pos,
1347 "\t\t\tcurrent\t\t\taccumulative\n");
1348 pos += scnprintf(buf + pos, bufsz - pos, "plcp_err:\t\t%u\t\t\t%u\n",
1349 le32_to_cpu(ht->plcp_err), accum_ht->plcp_err);
1350 pos += scnprintf(buf + pos, bufsz - pos,
1351 "overrun_err:\t\t%u\t\t\t%u\n",
1352 le32_to_cpu(ht->overrun_err), accum_ht->overrun_err);
1353 pos += scnprintf(buf + pos, bufsz - pos,
1354 "early_overrun_err:\t%u\t\t\t%u\n",
1355 le32_to_cpu(ht->early_overrun_err),
1356 accum_ht->early_overrun_err);
1357 pos += scnprintf(buf + pos, bufsz - pos, "crc32_good:\t\t%u\t\t\t%u\n",
1358 le32_to_cpu(ht->crc32_good), accum_ht->crc32_good);
1359 pos += scnprintf(buf + pos, bufsz - pos, "crc32_err:\t\t%u\t\t\t%u\n",
1360 le32_to_cpu(ht->crc32_err), accum_ht->crc32_err);
1361 pos += scnprintf(buf + pos, bufsz - pos,
1362 "mh_format_err:\t\t%u\t\t\t%u\n",
1363 le32_to_cpu(ht->mh_format_err),
1364 accum_ht->mh_format_err);
1365 pos += scnprintf(buf + pos, bufsz - pos,
1366 "agg_crc32_good:\t\t%u\t\t\t%u\n",
1367 le32_to_cpu(ht->agg_crc32_good),
1368 accum_ht->agg_crc32_good);
1369 pos += scnprintf(buf + pos, bufsz - pos,
1370 "agg_mpdu_cnt:\t\t%u\t\t\t%u\n",
1371 le32_to_cpu(ht->agg_mpdu_cnt),
1372 accum_ht->agg_mpdu_cnt);
1373 pos += scnprintf(buf + pos, bufsz - pos, "agg_cnt:\t\t%u\t\t\t%u\n",
1374 le32_to_cpu(ht->agg_cnt), accum_ht->agg_cnt);
e8fe59ae
WYG		 1375
1376 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1377 kfree(buf);
1378 return ret;
1379}
1380
1381static ssize_t iwl_dbgfs_ucode_tx_stats_read(struct file *file,
1382 char __user *user_buf,
1383 size_t count, loff_t *ppos)
1384{
1385 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
1386 int pos = 0;
1387 char *buf;
1388 int bufsz = (sizeof(struct statistics_tx) * 24) + 250;
1389 ssize_t ret;
92a35bda 1390 struct statistics_tx *tx, *accum_tx;
e8fe59ae
WYG		 1391
1392 if (!iwl_is_alive(priv))
1393 return -EAGAIN;
1394
1395 /* make request to uCode to retrieve statistics information */
1396 mutex_lock(&priv->mutex);
ef8d5529 1397 ret = iwl_send_statistics_request(priv, CMD_SYNC, false);
e8fe59ae
WYG		 1398 mutex_unlock(&priv->mutex);
1399
1400 if (ret) {
1401 IWL_ERR(priv,
1402 "Error sending statistics request: %zd\n", ret);
1403 return -EAGAIN;
1404 }
1405 buf = kzalloc(bufsz, GFP_KERNEL);
1406 if (!buf) {
1407 IWL_ERR(priv, "Can not allocate Buffer\n");
1408 return -ENOMEM;
1409 }
1410
1411 /* the statistic information display here is based on
1412 * the last statistics notification from uCode
1413 * might not reflect the current uCode activity
1414 */
1415 tx = &priv->statistics.tx;
92a35bda 1416 accum_tx = &priv->accum_statistics.tx;
e8fe59ae
WYG		 1417 pos += iwl_dbgfs_statistics_flag(priv, buf, bufsz);
1418 pos += scnprintf(buf + pos, bufsz - pos, "Statistics_Tx:\n");
92a35bda
WYG		 1419 pos += scnprintf(buf + pos, bufsz - pos,
1420 "\t\t\tcurrent\t\t\taccumulative\n");
1421 pos += scnprintf(buf + pos, bufsz - pos, "preamble:\t\t\t%u\t\t\t%u\n",
1422 le32_to_cpu(tx->preamble_cnt),
1423 accum_tx->preamble_cnt);
1424 pos += scnprintf(buf + pos, bufsz - pos,
1425 "rx_detected_cnt:\t\t%u\t\t\t%u\n",
1426 le32_to_cpu(tx->rx_detected_cnt),
1427 accum_tx->rx_detected_cnt);
1428 pos += scnprintf(buf + pos, bufsz - pos,
1429 "bt_prio_defer_cnt:\t\t%u\t\t\t%u\n",
1430 le32_to_cpu(tx->bt_prio_defer_cnt),
1431 accum_tx->bt_prio_defer_cnt);
1432 pos += scnprintf(buf + pos, bufsz - pos,
1433 "bt_prio_kill_cnt:\t\t%u\t\t\t%u\n",
1434 le32_to_cpu(tx->bt_prio_kill_cnt),
1435 accum_tx->bt_prio_kill_cnt);
1436 pos += scnprintf(buf + pos, bufsz - pos,
1437 "few_bytes_cnt:\t\t\t%u\t\t\t%u\n",
1438 le32_to_cpu(tx->few_bytes_cnt),
1439 accum_tx->few_bytes_cnt);
1440 pos += scnprintf(buf + pos, bufsz - pos,
1441 "cts_timeout:\t\t\t%u\t\t\t%u\n",
1442 le32_to_cpu(tx->cts_timeout), accum_tx->cts_timeout);
1443 pos += scnprintf(buf + pos, bufsz - pos,
1444 "ack_timeout:\t\t\t%u\t\t\t%u\n",
1445 le32_to_cpu(tx->ack_timeout),
1446 accum_tx->ack_timeout);
1447 pos += scnprintf(buf + pos, bufsz - pos,
1448 "expected_ack_cnt:\t\t%u\t\t\t%u\n",
1449 le32_to_cpu(tx->expected_ack_cnt),
1450 accum_tx->expected_ack_cnt);
1451 pos += scnprintf(buf + pos, bufsz - pos,
1452 "actual_ack_cnt:\t\t\t%u\t\t\t%u\n",
1453 le32_to_cpu(tx->actual_ack_cnt),
1454 accum_tx->actual_ack_cnt);
1455 pos += scnprintf(buf + pos, bufsz - pos,
1456 "dump_msdu_cnt:\t\t\t%u\t\t\t%u\n",
1457 le32_to_cpu(tx->dump_msdu_cnt),
1458 accum_tx->dump_msdu_cnt);
1459 pos += scnprintf(buf + pos, bufsz - pos,
1460 "abort_nxt_frame_mismatch:"
1461 "\t%u\t\t\t%u\n",
1462 le32_to_cpu(tx->burst_abort_next_frame_mismatch_cnt),
1463 accum_tx->burst_abort_next_frame_mismatch_cnt);
1464 pos += scnprintf(buf + pos, bufsz - pos,
1465 "abort_missing_nxt_frame:"
1466 "\t%u\t\t\t%u\n",
1467 le32_to_cpu(tx->burst_abort_missing_next_frame_cnt),
1468 accum_tx->burst_abort_missing_next_frame_cnt);
1469 pos += scnprintf(buf + pos, bufsz - pos,
1470 "cts_timeout_collision:\t\t%u\t\t\t%u\n",
1471 le32_to_cpu(tx->cts_timeout_collision),
1472 accum_tx->cts_timeout_collision);
1473 pos += scnprintf(buf + pos, bufsz - pos,
1474 "ack_ba_timeout_collision:\t%u\t\t\t%u\n",
1475 le32_to_cpu(tx->ack_or_ba_timeout_collision),
1476 accum_tx->ack_or_ba_timeout_collision);
1477 pos += scnprintf(buf + pos, bufsz - pos,
1478 "agg ba_timeout:\t\t\t%u\t\t\t%u\n",
1479 le32_to_cpu(tx->agg.ba_timeout),
1480 accum_tx->agg.ba_timeout);
1481 pos += scnprintf(buf + pos, bufsz - pos,
1482 "agg ba_resched_frames:\t\t%u\t\t\t%u\n",
1483 le32_to_cpu(tx->agg.ba_reschedule_frames),
1484 accum_tx->agg.ba_reschedule_frames);
1485 pos += scnprintf(buf + pos, bufsz - pos,
1486 "agg scd_query_agg_frame:\t%u\t\t\t%u\n",
1487 le32_to_cpu(tx->agg.scd_query_agg_frame_cnt),
1488 accum_tx->agg.scd_query_agg_frame_cnt);
1489 pos += scnprintf(buf + pos, bufsz - pos,
1490 "agg scd_query_no_agg:\t\t%u\t\t\t%u\n",
1491 le32_to_cpu(tx->agg.scd_query_no_agg),
1492 accum_tx->agg.scd_query_no_agg);
1493 pos += scnprintf(buf + pos, bufsz - pos,
1494 "agg scd_query_agg:\t\t%u\t\t\t%u\n",
1495 le32_to_cpu(tx->agg.scd_query_agg),
1496 accum_tx->agg.scd_query_agg);
1497 pos += scnprintf(buf + pos, bufsz - pos,
1498 "agg scd_query_mismatch:\t\t%u\t\t\t%u\n",
1499 le32_to_cpu(tx->agg.scd_query_mismatch),
1500 accum_tx->agg.scd_query_mismatch);
1501 pos += scnprintf(buf + pos, bufsz - pos,
1502 "agg frame_not_ready:\t\t%u\t\t\t%u\n",
1503 le32_to_cpu(tx->agg.frame_not_ready),
1504 accum_tx->agg.frame_not_ready);
1505 pos += scnprintf(buf + pos, bufsz - pos,
1506 "agg underrun:\t\t\t%u\t\t\t%u\n",
1507 le32_to_cpu(tx->agg.underrun),
1508 accum_tx->agg.underrun);
1509 pos += scnprintf(buf + pos, bufsz - pos,
1510 "agg bt_prio_kill:\t\t%u\t\t\t%u\n",
1511 le32_to_cpu(tx->agg.bt_prio_kill),
1512 accum_tx->agg.bt_prio_kill);
1513 pos += scnprintf(buf + pos, bufsz - pos,
1514 "agg rx_ba_rsp_cnt:\t\t%u\t\t\t%u\n",
1515 le32_to_cpu(tx->agg.rx_ba_rsp_cnt),
1516 accum_tx->agg.rx_ba_rsp_cnt);
e8fe59ae
WYG		 1517
1518 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1519 kfree(buf);
1520 return ret;
1521}
1522
1523static ssize_t iwl_dbgfs_ucode_general_stats_read(struct file *file,
1524 char __user *user_buf,
1525 size_t count, loff_t *ppos)
1526{
1527 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
1528 int pos = 0;
1529 char *buf;
1530 int bufsz = sizeof(struct statistics_general) * 4 + 250;
1531 ssize_t ret;
92a35bda
WYG		 1532 struct statistics_general *general, *accum_general;
1533 struct statistics_dbg *dbg, *accum_dbg;
1534 struct statistics_div *div, *accum_div;
e8fe59ae
WYG		 1535
1536 if (!iwl_is_alive(priv))
1537 return -EAGAIN;
1538
1539 /* make request to uCode to retrieve statistics information */
1540 mutex_lock(&priv->mutex);
ef8d5529 1541 ret = iwl_send_statistics_request(priv, CMD_SYNC, false);
e8fe59ae
WYG		 1542 mutex_unlock(&priv->mutex);
1543
1544 if (ret) {
1545 IWL_ERR(priv,
1546 "Error sending statistics request: %zd\n", ret);
1547 return -EAGAIN;
1548 }
1549 buf = kzalloc(bufsz, GFP_KERNEL);
1550 if (!buf) {
1551 IWL_ERR(priv, "Can not allocate Buffer\n");
1552 return -ENOMEM;
1553 }
1554
1555 /* the statistic information display here is based on
1556 * the last statistics notification from uCode
1557 * might not reflect the current uCode activity
1558 */
1559 general = &priv->statistics.general;
1560 dbg = &priv->statistics.general.dbg;
1561 div = &priv->statistics.general.div;
92a35bda
WYG		 1562 accum_general = &priv->accum_statistics.general;
1563 accum_dbg = &priv->accum_statistics.general.dbg;
1564 accum_div = &priv->accum_statistics.general.div;
e8fe59ae
WYG		 1565 pos += iwl_dbgfs_statistics_flag(priv, buf, bufsz);
1566 pos += scnprintf(buf + pos, bufsz - pos, "Statistics_General:\n");
92a35bda
WYG		 1567 pos += scnprintf(buf + pos, bufsz - pos,
1568 "\t\t\tcurrent\t\t\taccumulative\n");
1569 pos += scnprintf(buf + pos, bufsz - pos, "temperature:\t\t\t%u\n",
e8fe59ae 1570 le32_to_cpu(general->temperature));
92a35bda 1571 pos += scnprintf(buf + pos, bufsz - pos, "temperature_m:\t\t\t%u\n",
e8fe59ae 1572 le32_to_cpu(general->temperature_m));
92a35bda
WYG		 1573 pos += scnprintf(buf + pos, bufsz - pos,
1574 "burst_check:\t\t\t%u\t\t\t%u\n",
1575 le32_to_cpu(dbg->burst_check),
1576 accum_dbg->burst_check);
1577 pos += scnprintf(buf + pos, bufsz - pos,
1578 "burst_count:\t\t\t%u\t\t\t%u\n",
1579 le32_to_cpu(dbg->burst_count),
1580 accum_dbg->burst_count);
1581 pos += scnprintf(buf + pos, bufsz - pos,
1582 "sleep_time:\t\t\t%u\t\t\t%u\n",
1583 le32_to_cpu(general->sleep_time),
1584 accum_general->sleep_time);
1585 pos += scnprintf(buf + pos, bufsz - pos,
1586 "slots_out:\t\t\t%u\t\t\t%u\n",
1587 le32_to_cpu(general->slots_out),
1588 accum_general->slots_out);
1589 pos += scnprintf(buf + pos, bufsz - pos,
1590 "slots_idle:\t\t\t%u\t\t\t%u\n",
1591 le32_to_cpu(general->slots_idle),
1592 accum_general->slots_idle);
1593 pos += scnprintf(buf + pos, bufsz - pos, "ttl_timestamp:\t\t\t%u\n",
e8fe59ae 1594 le32_to_cpu(general->ttl_timestamp));
92a35bda
WYG		 1595 pos += scnprintf(buf + pos, bufsz - pos, "tx_on_a:\t\t\t%u\t\t\t%u\n",
1596 le32_to_cpu(div->tx_on_a), accum_div->tx_on_a);
1597 pos += scnprintf(buf + pos, bufsz - pos, "tx_on_b:\t\t\t%u\t\t\t%u\n",
1598 le32_to_cpu(div->tx_on_b), accum_div->tx_on_b);
1599 pos += scnprintf(buf + pos, bufsz - pos,
1600 "exec_time:\t\t\t%u\t\t\t%u\n",
1601 le32_to_cpu(div->exec_time), accum_div->exec_time);
1602 pos += scnprintf(buf + pos, bufsz - pos,
1603 "probe_time:\t\t\t%u\t\t\t%u\n",
1604 le32_to_cpu(div->probe_time), accum_div->probe_time);
1605 pos += scnprintf(buf + pos, bufsz - pos,
1606 "rx_enable_counter:\t\t%u\t\t\t%u\n",
1607 le32_to_cpu(general->rx_enable_counter),
1608 accum_general->rx_enable_counter);
e8fe59ae
WYG		 1609 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1610 kfree(buf);
1611 return ret;
1612}
1613
5225935b
WYG		 1614static ssize_t iwl_dbgfs_sensitivity_read(struct file *file,
1615 char __user *user_buf,
1616 size_t count, loff_t *ppos) {
1617
1618 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
1619 int pos = 0;
1620 int cnt = 0;
1621 char *buf;
1622 int bufsz = sizeof(struct iwl_sensitivity_data) * 4 + 100;
1623 ssize_t ret;
1624 struct iwl_sensitivity_data *data;
1625
1626 data = &priv->sensitivity_data;
1627 buf = kzalloc(bufsz, GFP_KERNEL);
1628 if (!buf) {
1629 IWL_ERR(priv, "Can not allocate Buffer\n");
1630 return -ENOMEM;
1631 }
1632
1633 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm:\t\t\t %u\n",
1634 data->auto_corr_ofdm);
1635 pos += scnprintf(buf + pos, bufsz - pos,
1636 "auto_corr_ofdm_mrc:\t\t %u\n",
1637 data->auto_corr_ofdm_mrc);
1638 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm_x1:\t\t %u\n",
1639 data->auto_corr_ofdm_x1);
1640 pos += scnprintf(buf + pos, bufsz - pos,
1641 "auto_corr_ofdm_mrc_x1:\t\t %u\n",
1642 data->auto_corr_ofdm_mrc_x1);
1643 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck:\t\t\t %u\n",
1644 data->auto_corr_cck);
1645 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck_mrc:\t\t %u\n",
1646 data->auto_corr_cck_mrc);
1647 pos += scnprintf(buf + pos, bufsz - pos,
1648 "last_bad_plcp_cnt_ofdm:\t\t %u\n",
1649 data->last_bad_plcp_cnt_ofdm);
1650 pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_ofdm:\t\t %u\n",
1651 data->last_fa_cnt_ofdm);
1652 pos += scnprintf(buf + pos, bufsz - pos,
1653 "last_bad_plcp_cnt_cck:\t\t %u\n",
1654 data->last_bad_plcp_cnt_cck);
1655 pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_cck:\t\t %u\n",
1656 data->last_fa_cnt_cck);
1657 pos += scnprintf(buf + pos, bufsz - pos, "nrg_curr_state:\t\t\t %u\n",
1658 data->nrg_curr_state);
1659 pos += scnprintf(buf + pos, bufsz - pos, "nrg_prev_state:\t\t\t %u\n",
1660 data->nrg_prev_state);
1661 pos += scnprintf(buf + pos, bufsz - pos, "nrg_value:\t\t\t");
1662 for (cnt = 0; cnt < 10; cnt++) {
1663 pos += scnprintf(buf + pos, bufsz - pos, " %u",
1664 data->nrg_value[cnt]);
1665 }
1666 pos += scnprintf(buf + pos, bufsz - pos, "\n");
1667 pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_rssi:\t\t");
1668 for (cnt = 0; cnt < NRG_NUM_PREV_STAT_L; cnt++) {
1669 pos += scnprintf(buf + pos, bufsz - pos, " %u",
1670 data->nrg_silence_rssi[cnt]);
1671 }
1672 pos += scnprintf(buf + pos, bufsz - pos, "\n");
1673 pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_ref:\t\t %u\n",
1674 data->nrg_silence_ref);
1675 pos += scnprintf(buf + pos, bufsz - pos, "nrg_energy_idx:\t\t\t %u\n",
1676 data->nrg_energy_idx);
1677 pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_idx:\t\t %u\n",
1678 data->nrg_silence_idx);
1679 pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_cck:\t\t\t %u\n",
1680 data->nrg_th_cck);
1681 pos += scnprintf(buf + pos, bufsz - pos,
1682 "nrg_auto_corr_silence_diff:\t %u\n",
1683 data->nrg_auto_corr_silence_diff);
1684 pos += scnprintf(buf + pos, bufsz - pos, "num_in_cck_no_fa:\t\t %u\n",
1685 data->num_in_cck_no_fa);
1686 pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_ofdm:\t\t\t %u\n",
1687 data->nrg_th_ofdm);
1688
1689 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1690 kfree(buf);
1691 return ret;
1692}
1693
1694
1695static ssize_t iwl_dbgfs_chain_noise_read(struct file *file,
1696 char __user *user_buf,
1697 size_t count, loff_t *ppos) {
1698
1699 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
1700 int pos = 0;
1701 int cnt = 0;
1702 char *buf;
1703 int bufsz = sizeof(struct iwl_chain_noise_data) * 4 + 100;
1704 ssize_t ret;
1705 struct iwl_chain_noise_data *data;
1706
1707 data = &priv->chain_noise_data;
1708 buf = kzalloc(bufsz, GFP_KERNEL);
1709 if (!buf) {
1710 IWL_ERR(priv, "Can not allocate Buffer\n");
1711 return -ENOMEM;
1712 }
1713
1714 pos += scnprintf(buf + pos, bufsz - pos, "active_chains:\t\t\t %u\n",
1715 data->active_chains);
1716 pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_a:\t\t\t %u\n",
1717 data->chain_noise_a);
1718 pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_b:\t\t\t %u\n",
1719 data->chain_noise_b);
1720 pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_c:\t\t\t %u\n",
1721 data->chain_noise_c);
1722 pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_a:\t\t\t %u\n",
1723 data->chain_signal_a);
1724 pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_b:\t\t\t %u\n",
1725 data->chain_signal_b);
1726 pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_c:\t\t\t %u\n",
1727 data->chain_signal_c);
1728 pos += scnprintf(buf + pos, bufsz - pos, "beacon_count:\t\t\t %u\n",
1729 data->beacon_count);
1730
1731 pos += scnprintf(buf + pos, bufsz - pos, "disconn_array:\t\t\t");
1732 for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) {
1733 pos += scnprintf(buf + pos, bufsz - pos, " %u",
1734 data->disconn_array[cnt]);
1735 }
1736 pos += scnprintf(buf + pos, bufsz - pos, "\n");
1737 pos += scnprintf(buf + pos, bufsz - pos, "delta_gain_code:\t\t");
1738 for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) {
1739 pos += scnprintf(buf + pos, bufsz - pos, " %u",
1740 data->delta_gain_code[cnt]);
1741 }
1742 pos += scnprintf(buf + pos, bufsz - pos, "\n");
1743 pos += scnprintf(buf + pos, bufsz - pos, "radio_write:\t\t\t %u\n",
1744 data->radio_write);
1745 pos += scnprintf(buf + pos, bufsz - pos, "state:\t\t\t\t %u\n",
1746 data->state);
1747
1748 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1749 kfree(buf);
1750 return ret;
1751}
1752
f204b248
WYG		 1753static ssize_t iwl_dbgfs_tx_power_read(struct file *file,
1754 char __user *user_buf,
1755 size_t count, loff_t *ppos) {
1756
1757 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
1758 char buf[128];
1759 int pos = 0;
1760 ssize_t ret;
1761 const size_t bufsz = sizeof(buf);
1762 struct statistics_tx *tx;
1763
1764 if (!iwl_is_alive(priv))
1765 pos += scnprintf(buf + pos, bufsz - pos, "N/A\n");
1766 else {
1767 /* make request to uCode to retrieve statistics information */
1768 mutex_lock(&priv->mutex);
ef8d5529 1769 ret = iwl_send_statistics_request(priv, CMD_SYNC, false);
f204b248
WYG		 1770 mutex_unlock(&priv->mutex);
1771
1772 if (ret) {
1773 IWL_ERR(priv, "Error sending statistics request: %zd\n",
1774 ret);
1775 return -EAGAIN;
1776 }
1777 tx = &priv->statistics.tx;
1778 if (tx->tx_power.ant_a ||
1779 tx->tx_power.ant_b ||
1780 tx->tx_power.ant_c) {
1781 pos += scnprintf(buf + pos, bufsz - pos,
1782 "tx power: (1/2 dB step)\n");
1783 if ((priv->cfg->valid_tx_ant & ANT_A) &&
1784 tx->tx_power.ant_a)
1785 pos += scnprintf(buf + pos, bufsz - pos,
1786 "\tantenna A: 0x%X\n",
1787 tx->tx_power.ant_a);
1788 if ((priv->cfg->valid_tx_ant & ANT_B) &&
1789 tx->tx_power.ant_b)
1790 pos += scnprintf(buf + pos, bufsz - pos,
1791 "\tantenna B: 0x%X\n",
1792 tx->tx_power.ant_b);
1793 if ((priv->cfg->valid_tx_ant & ANT_C) &&
1794 tx->tx_power.ant_c)
1795 pos += scnprintf(buf + pos, bufsz - pos,
1796 "\tantenna C: 0x%X\n",
1797 tx->tx_power.ant_c);
1798 } else
1799 pos += scnprintf(buf + pos, bufsz - pos, "N/A\n");
1800 }
1801 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1802}
1803
c09430ab
WYG		 1804static ssize_t iwl_dbgfs_power_save_status_read(struct file *file,
1805 char __user *user_buf,
1806 size_t count, loff_t *ppos)
1807{
1808 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
1809 char buf[60];
1810 int pos = 0;
1811 const size_t bufsz = sizeof(buf);
1812 u32 pwrsave_status;
1813
1814 pwrsave_status = iwl_read32(priv, CSR_GP_CNTRL) &
1815 CSR_GP_REG_POWER_SAVE_STATUS_MSK;
1816
1817 pos += scnprintf(buf + pos, bufsz - pos, "Power Save Status: ");
1818 pos += scnprintf(buf + pos, bufsz - pos, "%s\n",
1819 (pwrsave_status == CSR_GP_REG_NO_POWER_SAVE) ? "none" :
1820 (pwrsave_status == CSR_GP_REG_MAC_POWER_SAVE) ? "MAC" :
1821 (pwrsave_status == CSR_GP_REG_PHY_POWER_SAVE) ? "PHY" :
1822 "error");
1823
1824 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1825}
1826
ef8d5529
WYG		 1827static ssize_t iwl_dbgfs_clear_statistics_write(struct file *file,
1828 const char __user *user_buf,
1829 size_t count, loff_t *ppos)
1830{
1831 struct iwl_priv *priv = file->private_data;
1832 char buf[8];
1833 int buf_size;
1834 int clear;
1835
1836 memset(buf, 0, sizeof(buf));
1837 buf_size = min(count, sizeof(buf) - 1);
1838 if (copy_from_user(buf, user_buf, buf_size))
1839 return -EFAULT;
1840 if (sscanf(buf, "%d", &clear) != 1)
1841 return -EFAULT;
1842
1843 /* make request to uCode to retrieve statistics information */
1844 mutex_lock(&priv->mutex);
1845 iwl_send_statistics_request(priv, CMD_SYNC, true);
1846 mutex_unlock(&priv->mutex);
1847
1848 return count;
1849}
1850
22fdf3c9
WYG		 1851DEBUGFS_READ_WRITE_FILE_OPS(rx_statistics);
1852DEBUGFS_READ_WRITE_FILE_OPS(tx_statistics);
20594eb0 1853DEBUGFS_READ_WRITE_FILE_OPS(traffic_log);
141b03e0
WYG		 1854DEBUGFS_READ_FILE_OPS(rx_queue);
1855DEBUGFS_READ_FILE_OPS(tx_queue);
e8fe59ae
WYG		 1856DEBUGFS_READ_FILE_OPS(ucode_rx_stats);
1857DEBUGFS_READ_FILE_OPS(ucode_tx_stats);
1858DEBUGFS_READ_FILE_OPS(ucode_general_stats);
5225935b
WYG		 1859DEBUGFS_READ_FILE_OPS(sensitivity);
1860DEBUGFS_READ_FILE_OPS(chain_noise);
f204b248 1861DEBUGFS_READ_FILE_OPS(tx_power);
c09430ab 1862DEBUGFS_READ_FILE_OPS(power_save_status);
ef8d5529 1863DEBUGFS_WRITE_FILE_OPS(clear_statistics);
20594eb0 1864
712b6cf5
TW		 1865/*
1866 * Create the debugfs files and directories
1867 *
1868 */
1869int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
1870{
1871 struct iwl_debugfs *dbgfs;
95b1a822 1872 struct dentry *phyd = priv->hw->wiphy->debugfsdir;
3ac7f146 1873 int ret = 0;
712b6cf5
TW		 1874
1875 dbgfs = kzalloc(sizeof(struct iwl_debugfs), GFP_KERNEL);
1876 if (!dbgfs) {
3ac7f146 1877 ret = -ENOMEM;
712b6cf5
TW		 1878 goto err;
1879 }
1880
1881 priv->dbgfs = dbgfs;
1882 dbgfs->name = name;
95b1a822 1883 dbgfs->dir_drv = debugfs_create_dir(name, phyd);
3ac7f146
TW		 1884 if (!dbgfs->dir_drv || IS_ERR(dbgfs->dir_drv)) {
1885 ret = -ENOENT;
712b6cf5
TW		 1886 goto err;
1887 }
1888
1889 DEBUGFS_ADD_DIR(data, dbgfs->dir_drv);
445c2dff 1890 DEBUGFS_ADD_DIR(rf, dbgfs->dir_drv);
20594eb0 1891 DEBUGFS_ADD_DIR(debug, dbgfs->dir_drv);
0848e297 1892 DEBUGFS_ADD_FILE(nvm, data);
712b6cf5 1893 DEBUGFS_ADD_FILE(sram, data);
189a2b59 1894 DEBUGFS_ADD_FILE(log_event, data);
712b6cf5 1895 DEBUGFS_ADD_FILE(stations, data);
d366df5a 1896 DEBUGFS_ADD_FILE(channels, data);
08df05aa 1897 DEBUGFS_ADD_FILE(status, data);
a83b9141 1898 DEBUGFS_ADD_FILE(interrupt, data);
f5ad69fa 1899 DEBUGFS_ADD_FILE(qos, data);
a283c011 1900 DEBUGFS_ADD_FILE(led, data);
e312c24c
JB		 1901 DEBUGFS_ADD_FILE(sleep_level_override, data);
1902 DEBUGFS_ADD_FILE(current_sleep_command, data);
fbf3a2af 1903 DEBUGFS_ADD_FILE(thermal_throttling, data);
1e4247d4 1904 DEBUGFS_ADD_FILE(disable_ht40, data);
22fdf3c9
WYG		 1905 DEBUGFS_ADD_FILE(rx_statistics, debug);
1906 DEBUGFS_ADD_FILE(tx_statistics, debug);
20594eb0 1907 DEBUGFS_ADD_FILE(traffic_log, debug);
141b03e0
WYG		 1908 DEBUGFS_ADD_FILE(rx_queue, debug);
1909 DEBUGFS_ADD_FILE(tx_queue, debug);
f204b248 1910 DEBUGFS_ADD_FILE(tx_power, debug);
c09430ab 1911 DEBUGFS_ADD_FILE(power_save_status, debug);
ef8d5529 1912 DEBUGFS_ADD_FILE(clear_statistics, debug);
e8fe59ae
WYG		 1913 if ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) != CSR_HW_REV_TYPE_3945) {
1914 DEBUGFS_ADD_FILE(ucode_rx_stats, debug);
1915 DEBUGFS_ADD_FILE(ucode_tx_stats, debug);
1916 DEBUGFS_ADD_FILE(ucode_general_stats, debug);
5225935b
WYG		 1917 DEBUGFS_ADD_FILE(sensitivity, debug);
1918 DEBUGFS_ADD_FILE(chain_noise, debug);
e8fe59ae 1919 }
445c2dff
TW		 1920 DEBUGFS_ADD_BOOL(disable_sensitivity, rf, &priv->disable_sens_cal);
1921 DEBUGFS_ADD_BOOL(disable_chain_noise, rf,
1922 &priv->disable_chain_noise_cal);
030b8655
WYG		 1923 if (((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_4965) ||
1924 ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_3945))
1925 DEBUGFS_ADD_BOOL(disable_tx_power, rf,
1926 &priv->disable_tx_power_cal);
712b6cf5
TW		 1927 return 0;
1928
1929err:
15b1687c 1930 IWL_ERR(priv, "Can't open the debugfs directory\n");
712b6cf5 1931 iwl_dbgfs_unregister(priv);
3ac7f146 1932 return ret;
712b6cf5
TW		 1933}
1934EXPORT_SYMBOL(iwl_dbgfs_register);
1935
1936/**
1937 * Remove the debugfs files and directories
1938 *
1939 */
1940void iwl_dbgfs_unregister(struct iwl_priv *priv)
1941{
3ac7f146 1942 if (!priv->dbgfs)
712b6cf5
TW		 1943 return;
1944
e312c24c
JB		 1945 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_sleep_level_override);
1946 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_current_sleep_command);
0848e297 1947 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_nvm);
712b6cf5 1948 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_sram);
189a2b59 1949 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_log_event);
712b6cf5 1950 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_stations);
d366df5a 1951 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_channels);
08df05aa 1952 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_status);
a83b9141 1953 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_interrupt);
f5ad69fa 1954 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_qos);
a283c011 1955 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_led);
fbf3a2af 1956 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_thermal_throttling);
1e4247d4 1957 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_disable_ht40);
712b6cf5 1958 DEBUGFS_REMOVE(priv->dbgfs->dir_data);
22fdf3c9
WYG		 1959 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_rx_statistics);
1960 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_tx_statistics);
20594eb0 1961 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_traffic_log);
141b03e0
WYG		 1962 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_rx_queue);
1963 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_tx_queue);
f204b248 1964 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_tx_power);
c09430ab 1965 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_power_save_status);
ef8d5529 1966 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_clear_statistics);
e8fe59ae
WYG		 1967 if ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) != CSR_HW_REV_TYPE_3945) {
1968 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.
1969 file_ucode_rx_stats);
1970 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.
1971 file_ucode_tx_stats);
1972 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.
1973 file_ucode_general_stats);
5225935b
WYG		 1974 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.
1975 file_sensitivity);
1976 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.
1977 file_chain_noise);
e8fe59ae 1978 }
20594eb0 1979 DEBUGFS_REMOVE(priv->dbgfs->dir_debug);
445c2dff
TW		 1980 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_rf_files.file_disable_sensitivity);
1981 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_rf_files.file_disable_chain_noise);
030b8655
WYG		 1982 if (((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_4965) ||
1983 ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_3945))
1984 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_rf_files.file_disable_tx_power);
445c2dff 1985 DEBUGFS_REMOVE(priv->dbgfs->dir_rf);
712b6cf5
TW		 1986 DEBUGFS_REMOVE(priv->dbgfs->dir_drv);
1987 kfree(priv->dbgfs);
1988 priv->dbgfs = NULL;
1989}
1990EXPORT_SYMBOL(iwl_dbgfs_unregister);
1991
1992
445c2dff 1993
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