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iwlagn: move sysfs flags and filter_flags files to debugfs
[mirror_ubuntu-zesty-kernel.git] / drivers / net / wireless / iwlwifi / iwl-debugfs.c
CommitLineData
712b6cf5
TW		 1/******************************************************************************
2 *
3 * GPL LICENSE SUMMARY
4 *
1f447808 5 * Copyright(c) 2008 - 2010 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 */
4c84a8f1
JB		 44#define DEBUGFS_ADD_FILE(name, parent, mode) do { \
45 if (!debugfs_create_file(#name, mode, parent, priv, \
46 &iwl_dbgfs_##name##_ops)) \
47 goto err; \
712b6cf5
TW		 48} while (0)
49
4c84a8f1
JB		 50#define DEBUGFS_ADD_BOOL(name, parent, ptr) do { \
51 struct dentry *__tmp; \
52 __tmp = debugfs_create_bool(#name, S_IWUSR | S_IRUSR, \
53 parent, ptr); \
54 if (IS_ERR(__tmp) || !__tmp) \
55 goto err; \
712b6cf5
TW		 56} while (0)
57
4c84a8f1
JB		 58#define DEBUGFS_ADD_X32(name, parent, ptr) do { \
59 struct dentry *__tmp; \
60 __tmp = debugfs_create_x32(#name, S_IWUSR | S_IRUSR, \
61 parent, ptr); \
62 if (IS_ERR(__tmp) || !__tmp) \
63 goto err; \
445c2dff
TW		 64} while (0)
65
712b6cf5
TW		 66/* file operation */
67#define DEBUGFS_READ_FUNC(name) \
68static ssize_t iwl_dbgfs_##name##_read(struct file *file, \
69 char __user *user_buf, \
70 size_t count, loff_t *ppos);
71
72#define DEBUGFS_WRITE_FUNC(name) \
73static ssize_t iwl_dbgfs_##name##_write(struct file *file, \
74 const char __user *user_buf, \
75 size_t count, loff_t *ppos);
76
77
78static int iwl_dbgfs_open_file_generic(struct inode *inode, struct file *file)
79{
80 file->private_data = inode->i_private;
81 return 0;
82}
83
84#define DEBUGFS_READ_FILE_OPS(name) \
85 DEBUGFS_READ_FUNC(name); \
86static const struct file_operations iwl_dbgfs_##name##_ops = { \
87 .read = iwl_dbgfs_##name##_read, \
88 .open = iwl_dbgfs_open_file_generic, \
89};
90
189a2b59
EK		 91#define DEBUGFS_WRITE_FILE_OPS(name) \
92 DEBUGFS_WRITE_FUNC(name); \
93static const struct file_operations iwl_dbgfs_##name##_ops = { \
94 .write = iwl_dbgfs_##name##_write, \
95 .open = iwl_dbgfs_open_file_generic, \
96};
97
98
712b6cf5
TW		 99#define DEBUGFS_READ_WRITE_FILE_OPS(name) \
100 DEBUGFS_READ_FUNC(name); \
101 DEBUGFS_WRITE_FUNC(name); \
102static const struct file_operations iwl_dbgfs_##name##_ops = { \
103 .write = iwl_dbgfs_##name##_write, \
104 .read = iwl_dbgfs_##name##_read, \
105 .open = iwl_dbgfs_open_file_generic, \
106};
107
108
109static ssize_t iwl_dbgfs_tx_statistics_read(struct file *file,
110 char __user *user_buf,
111 size_t count, loff_t *ppos) {
112
28f63a4b 113 struct iwl_priv *priv = file->private_data;
22fdf3c9 114 char *buf;
712b6cf5
TW		 115 int pos = 0;
116
22fdf3c9
WYG		 117 int cnt;
118 ssize_t ret;
98a7b43b
WYG		 119 const size_t bufsz = 100 +
120 sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX);
22fdf3c9
WYG		 121 buf = kzalloc(bufsz, GFP_KERNEL);
122 if (!buf)
123 return -ENOMEM;
124 pos += scnprintf(buf + pos, bufsz - pos, "Management:\n");
125 for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) {
126 pos += scnprintf(buf + pos, bufsz - pos,
98a7b43b 127 "\t%25s\t\t: %u\n",
22fdf3c9
WYG		 128 get_mgmt_string(cnt),
129 priv->tx_stats.mgmt[cnt]);
130 }
131 pos += scnprintf(buf + pos, bufsz - pos, "Control\n");
132 for (cnt = 0; cnt < CONTROL_MAX; cnt++) {
133 pos += scnprintf(buf + pos, bufsz - pos,
98a7b43b 134 "\t%25s\t\t: %u\n",
22fdf3c9
WYG		 135 get_ctrl_string(cnt),
136 priv->tx_stats.ctrl[cnt]);
137 }
138 pos += scnprintf(buf + pos, bufsz - pos, "Data:\n");
139 pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n",
140 priv->tx_stats.data_cnt);
141 pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n",
142 priv->tx_stats.data_bytes);
143 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
144 kfree(buf);
145 return ret;
146}
147
7163b8a4 148static ssize_t iwl_dbgfs_clear_traffic_statistics_write(struct file *file,
22fdf3c9
WYG		 149 const char __user *user_buf,
150 size_t count, loff_t *ppos)
151{
152 struct iwl_priv *priv = file->private_data;
153 u32 clear_flag;
154 char buf[8];
155 int buf_size;
712b6cf5 156
22fdf3c9
WYG		 157 memset(buf, 0, sizeof(buf));
158 buf_size = min(count, sizeof(buf) - 1);
159 if (copy_from_user(buf, user_buf, buf_size))
160 return -EFAULT;
161 if (sscanf(buf, "%x", &clear_flag) != 1)
162 return -EFAULT;
7163b8a4 163 iwl_clear_traffic_stats(priv);
22fdf3c9
WYG		 164
165 return count;
712b6cf5
TW		 166}
167
168static ssize_t iwl_dbgfs_rx_statistics_read(struct file *file,
169 char __user *user_buf,
170 size_t count, loff_t *ppos) {
171
28f63a4b 172 struct iwl_priv *priv = file->private_data;
22fdf3c9 173 char *buf;
712b6cf5 174 int pos = 0;
22fdf3c9
WYG		 175 int cnt;
176 ssize_t ret;
177 const size_t bufsz = 100 +
98a7b43b 178 sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX);
22fdf3c9
WYG		 179 buf = kzalloc(bufsz, GFP_KERNEL);
180 if (!buf)
181 return -ENOMEM;
712b6cf5 182
22fdf3c9
WYG		 183 pos += scnprintf(buf + pos, bufsz - pos, "Management:\n");
184 for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) {
185 pos += scnprintf(buf + pos, bufsz - pos,
98a7b43b 186 "\t%25s\t\t: %u\n",
22fdf3c9
WYG		 187 get_mgmt_string(cnt),
188 priv->rx_stats.mgmt[cnt]);
189 }
190 pos += scnprintf(buf + pos, bufsz - pos, "Control:\n");
191 for (cnt = 0; cnt < CONTROL_MAX; cnt++) {
192 pos += scnprintf(buf + pos, bufsz - pos,
98a7b43b 193 "\t%25s\t\t: %u\n",
22fdf3c9
WYG		 194 get_ctrl_string(cnt),
195 priv->rx_stats.ctrl[cnt]);
196 }
197 pos += scnprintf(buf + pos, bufsz - pos, "Data:\n");
198 pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n",
199 priv->rx_stats.data_cnt);
200 pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n",
201 priv->rx_stats.data_bytes);
712b6cf5 202
22fdf3c9
WYG		 203 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
204 kfree(buf);
205 return ret;
206}
207
712b6cf5
TW		 208#define BYTE1_MASK 0x000000ff;
209#define BYTE2_MASK 0x0000ffff;
210#define BYTE3_MASK 0x00ffffff;
211static ssize_t iwl_dbgfs_sram_read(struct file *file,
212 char __user *user_buf,
213 size_t count, loff_t *ppos)
214{
215 u32 val;
2943f136 216 char *buf;
712b6cf5
TW		 217 ssize_t ret;
218 int i;
219 int pos = 0;
28f63a4b 220 struct iwl_priv *priv = file->private_data;
2943f136 221 size_t bufsz;
712b6cf5 222
5ade1e4d 223 /* default is to dump the entire data segment */
4c84a8f1
JB		 224 if (!priv->dbgfs_sram_offset && !priv->dbgfs_sram_len) {
225 priv->dbgfs_sram_offset = 0x800000;
5ade1e4d 226 if (priv->ucode_type == UCODE_INIT)
4c84a8f1 227 priv->dbgfs_sram_len = priv->ucode_init_data.len;
5ade1e4d 228 else
4c84a8f1 229 priv->dbgfs_sram_len = priv->ucode_data.len;
5ade1e4d 230 }
4c84a8f1 231 bufsz = 30 + priv->dbgfs_sram_len * sizeof(char) * 10;
2943f136
WYG		 232 buf = kmalloc(bufsz, GFP_KERNEL);
233 if (!buf)
234 return -ENOMEM;
5ade1e4d 235 pos += scnprintf(buf + pos, bufsz - pos, "sram_len: 0x%x\n",
4c84a8f1 236 priv->dbgfs_sram_len);
5ade1e4d 237 pos += scnprintf(buf + pos, bufsz - pos, "sram_offset: 0x%x\n",
4c84a8f1
JB		 238 priv->dbgfs_sram_offset);
239 for (i = priv->dbgfs_sram_len; i > 0; i -= 4) {
240 val = iwl_read_targ_mem(priv, priv->dbgfs_sram_offset + \
241 priv->dbgfs_sram_len - i);
712b6cf5
TW		 242 if (i < 4) {
243 switch (i) {
244 case 1:
245 val &= BYTE1_MASK;
246 break;
247 case 2:
248 val &= BYTE2_MASK;
249 break;
250 case 3:
251 val &= BYTE3_MASK;
252 break;
253 }
254 }
2943f136
WYG		 255 if (!(i % 16))
256 pos += scnprintf(buf + pos, bufsz - pos, "\n");
db0589f3 257 pos += scnprintf(buf + pos, bufsz - pos, "0x%08x ", val);
712b6cf5 258 }
db0589f3 259 pos += scnprintf(buf + pos, bufsz - pos, "\n");
712b6cf5
TW		 260
261 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
2943f136 262 kfree(buf);
712b6cf5
TW		 263 return ret;
264}
265
266static ssize_t iwl_dbgfs_sram_write(struct file *file,
267 const char __user *user_buf,
268 size_t count, loff_t *ppos)
269{
270 struct iwl_priv *priv = file->private_data;
271 char buf[64];
272 int buf_size;
273 u32 offset, len;
274
275 memset(buf, 0, sizeof(buf));
276 buf_size = min(count, sizeof(buf) - 1);
277 if (copy_from_user(buf, user_buf, buf_size))
278 return -EFAULT;
279
280 if (sscanf(buf, "%x,%x", &offset, &len) == 2) {
4c84a8f1
JB		 281 priv->dbgfs_sram_offset = offset;
282 priv->dbgfs_sram_len = len;
712b6cf5 283 } else {
4c84a8f1
JB		 284 priv->dbgfs_sram_offset = 0;
285 priv->dbgfs_sram_len = 0;
712b6cf5
TW		 286 }
287
288 return count;
289}
290
291static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf,
292 size_t count, loff_t *ppos)
293{
28f63a4b 294 struct iwl_priv *priv = file->private_data;
6def9761 295 struct iwl_station_entry *station;
5425e490 296 int max_sta = priv->hw_params.max_stations;
712b6cf5
TW		 297 char *buf;
298 int i, j, pos = 0;
299 ssize_t ret;
300 /* Add 30 for initial string */
301 const size_t bufsz = 30 + sizeof(char) * 500 * (priv->num_stations);
712b6cf5
TW		 302
303 buf = kmalloc(bufsz, GFP_KERNEL);
3ac7f146 304 if (!buf)
712b6cf5
TW		 305 return -ENOMEM;
306
db0589f3 307 pos += scnprintf(buf + pos, bufsz - pos, "num of stations: %d\n\n",
712b6cf5
TW		 308 priv->num_stations);
309
310 for (i = 0; i < max_sta; i++) {
311 station = &priv->stations[i];
312 if (station->used) {
db0589f3
AK		 313 pos += scnprintf(buf + pos, bufsz - pos,
314 "station %d:\ngeneral data:\n", i+1);
db0589f3 315 pos += scnprintf(buf + pos, bufsz - pos, "id: %u\n",
712b6cf5 316 station->sta.sta.sta_id);
db0589f3 317 pos += scnprintf(buf + pos, bufsz - pos, "mode: %u\n",
712b6cf5 318 station->sta.mode);
db0589f3
AK		 319 pos += scnprintf(buf + pos, bufsz - pos,
320 "flags: 0x%x\n",
712b6cf5 321 station->sta.station_flags_msk);
db0589f3
AK		 322 pos += scnprintf(buf + pos, bufsz - pos, "tid data:\n");
323 pos += scnprintf(buf + pos, bufsz - pos,
344234de 324 "seq_num\t\ttxq_id");
db0589f3 325 pos += scnprintf(buf + pos, bufsz - pos,
344234de 326 "\tframe_count\twait_for_ba\t");
db0589f3
AK		 327 pos += scnprintf(buf + pos, bufsz - pos,
328 "start_idx\tbitmap0\t");
329 pos += scnprintf(buf + pos, bufsz - pos,
344234de 330 "bitmap1\trate_n_flags");
344234de 331 pos += scnprintf(buf + pos, bufsz - pos, "\n");
712b6cf5
TW		 332
333 for (j = 0; j < MAX_TID_COUNT; j++) {
db0589f3 334 pos += scnprintf(buf + pos, bufsz - pos,
344234de 335 "[%d]:\t\t%u", j,
db0589f3
AK		 336 station->tid[j].seq_number);
337 pos += scnprintf(buf + pos, bufsz - pos,
344234de 338 "\t%u\t\t%u\t\t%u\t\t",
712b6cf5
TW		 339 station->tid[j].agg.txq_id,
340 station->tid[j].agg.frame_count,
341 station->tid[j].agg.wait_for_ba);
db0589f3 342 pos += scnprintf(buf + pos, bufsz - pos,
344234de 343 "%u\t%llu\t%u",
712b6cf5 344 station->tid[j].agg.start_idx,
16788599 345 (unsigned long long)station->tid[j].agg.bitmap,
712b6cf5 346 station->tid[j].agg.rate_n_flags);
344234de 347 pos += scnprintf(buf + pos, bufsz - pos, "\n");
712b6cf5 348 }
db0589f3 349 pos += scnprintf(buf + pos, bufsz - pos, "\n");
712b6cf5
TW		 350 }
351 }
352
353 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
354 kfree(buf);
355 return ret;
356}
357
0848e297 358static ssize_t iwl_dbgfs_nvm_read(struct file *file,
8dd266ef
TW		 359 char __user *user_buf,
360 size_t count,
361 loff_t *ppos)
362{
363 ssize_t ret;
28f63a4b 364 struct iwl_priv *priv = file->private_data;
8dd266ef
TW		 365 int pos = 0, ofs = 0, buf_size = 0;
366 const u8 *ptr;
367 char *buf;
e307ddce 368 u16 eeprom_ver;
8dd266ef
TW		 369 size_t eeprom_len = priv->cfg->eeprom_size;
370 buf_size = 4 * eeprom_len + 256;
371
372 if (eeprom_len % 16) {
0848e297 373 IWL_ERR(priv, "NVM size is not multiple of 16.\n");
8dd266ef
TW		 374 return -ENODATA;
375 }
376
c37457e6
JL		 377 ptr = priv->eeprom;
378 if (!ptr) {
379 IWL_ERR(priv, "Invalid EEPROM/OTP memory\n");
380 return -ENOMEM;
381 }
382
8dd266ef
TW		 383 /* 4 characters for byte 0xYY */
384 buf = kzalloc(buf_size, GFP_KERNEL);
385 if (!buf) {
15b1687c 386 IWL_ERR(priv, "Can not allocate Buffer\n");
8dd266ef
TW		 387 return -ENOMEM;
388 }
e307ddce
WYG		 389 eeprom_ver = iwl_eeprom_query16(priv, EEPROM_VERSION);
390 pos += scnprintf(buf + pos, buf_size - pos, "NVM Type: %s, "
391 "version: 0x%x\n",
0848e297 392 (priv->nvm_device_type == NVM_DEVICE_TYPE_OTP)
e307ddce 393 ? "OTP" : "EEPROM", eeprom_ver);
8dd266ef
TW		 394 for (ofs = 0 ; ofs < eeprom_len ; ofs += 16) {
395 pos += scnprintf(buf + pos, buf_size - pos, "0x%.4x ", ofs);
396 hex_dump_to_buffer(ptr + ofs, 16 , 16, 2, buf + pos,
397 buf_size - pos, 0);
2fac9717 398 pos += strlen(buf + pos);
8dd266ef
TW		 399 if (buf_size - pos > 0)
400 buf[pos++] = '\n';
401 }
402
403 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
404 kfree(buf);
405 return ret;
406}
712b6cf5 407
b03d7d0f
WYG		 408static ssize_t iwl_dbgfs_log_event_read(struct file *file,
409 char __user *user_buf,
410 size_t count, loff_t *ppos)
411{
412 struct iwl_priv *priv = file->private_data;
413 char *buf;
414 int pos = 0;
415 ssize_t ret = -ENOMEM;
416
937c397e
WYG		 417 ret = pos = priv->cfg->ops->lib->dump_nic_event_log(
418 priv, true, &buf, true);
419 if (buf) {
b03d7d0f
WYG		 420 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
421 kfree(buf);
422 }
423 return ret;
424}
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)
b03d7d0f
WYG		 442 priv->cfg->ops->lib->dump_nic_event_log(priv, true,
443 NULL, false);
189a2b59
EK		 444
445 return count;
446}
447
d366df5a
WT		 448
449
450static ssize_t iwl_dbgfs_channels_read(struct file *file, char __user *user_buf,
451 size_t count, loff_t *ppos)
452{
28f63a4b 453 struct iwl_priv *priv = file->private_data;
d366df5a
WT		 454 struct ieee80211_channel *channels = NULL;
455 const struct ieee80211_supported_band *supp_band = NULL;
456 int pos = 0, i, bufsz = PAGE_SIZE;
457 char *buf;
458 ssize_t ret;
459
460 if (!test_bit(STATUS_GEO_CONFIGURED, &priv->status))
461 return -EAGAIN;
462
463 buf = kzalloc(bufsz, GFP_KERNEL);
464 if (!buf) {
15b1687c 465 IWL_ERR(priv, "Can not allocate Buffer\n");
d366df5a
WT		 466 return -ENOMEM;
467 }
468
469 supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_2GHZ);
a2e2322d
WYG		 470 if (supp_band) {
471 channels = supp_band->channels;
d366df5a 472
d366df5a 473 pos += scnprintf(buf + pos, bufsz - pos,
a2e2322d
WYG		 474 "Displaying %d channels in 2.4GHz band 802.11bg):\n",
475 supp_band->n_channels);
d366df5a 476
a2e2322d
WYG		 477 for (i = 0; i < supp_band->n_channels; i++)
478 pos += scnprintf(buf + pos, bufsz - pos,
479 "%d: %ddBm: BSS%s%s, %s.\n",
480 ieee80211_frequency_to_channel(
481 channels[i].center_freq),
482 channels[i].max_power,
483 channels[i].flags & IEEE80211_CHAN_RADAR ?
484 " (IEEE 802.11h required)" : "",
485 ((channels[i].flags & IEEE80211_CHAN_NO_IBSS)
486 || (channels[i].flags &
487 IEEE80211_CHAN_RADAR)) ? "" :
488 ", IBSS",
489 channels[i].flags &
490 IEEE80211_CHAN_PASSIVE_SCAN ?
491 "passive only" : "active/passive");
492 }
d366df5a 493 supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_5GHZ);
a2e2322d
WYG		 494 if (supp_band) {
495 channels = supp_band->channels;
d366df5a 496
d366df5a 497 pos += scnprintf(buf + pos, bufsz - pos,
a2e2322d
WYG		 498 "Displaying %d channels in 5.2GHz band (802.11a)\n",
499 supp_band->n_channels);
500
501 for (i = 0; i < supp_band->n_channels; i++)
502 pos += scnprintf(buf + pos, bufsz - pos,
503 "%d: %ddBm: BSS%s%s, %s.\n",
504 ieee80211_frequency_to_channel(
505 channels[i].center_freq),
506 channels[i].max_power,
507 channels[i].flags & IEEE80211_CHAN_RADAR ?
508 " (IEEE 802.11h required)" : "",
509 ((channels[i].flags & IEEE80211_CHAN_NO_IBSS)
510 || (channels[i].flags &
511 IEEE80211_CHAN_RADAR)) ? "" :
512 ", IBSS",
513 channels[i].flags &
514 IEEE80211_CHAN_PASSIVE_SCAN ?
515 "passive only" : "active/passive");
516 }
d366df5a
WT		 517 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
518 kfree(buf);
519 return ret;
520}
521
08df05aa
WYG		 522static ssize_t iwl_dbgfs_status_read(struct file *file,
523 char __user *user_buf,
524 size_t count, loff_t *ppos) {
525
28f63a4b 526 struct iwl_priv *priv = file->private_data;
08df05aa
WYG		 527 char buf[512];
528 int pos = 0;
529 const size_t bufsz = sizeof(buf);
530
531 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_HCMD_ACTIVE:\t %d\n",
532 test_bit(STATUS_HCMD_ACTIVE, &priv->status));
08df05aa
WYG		 533 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INT_ENABLED:\t %d\n",
534 test_bit(STATUS_INT_ENABLED, &priv->status));
535 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_RF_KILL_HW:\t %d\n",
536 test_bit(STATUS_RF_KILL_HW, &priv->status));
7812b167
WYG		 537 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_CT_KILL:\t\t %d\n",
538 test_bit(STATUS_CT_KILL, &priv->status));
08df05aa
WYG		 539 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INIT:\t\t %d\n",
540 test_bit(STATUS_INIT, &priv->status));
541 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_ALIVE:\t\t %d\n",
542 test_bit(STATUS_ALIVE, &priv->status));
543 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_READY:\t\t %d\n",
544 test_bit(STATUS_READY, &priv->status));
545 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_TEMPERATURE:\t %d\n",
546 test_bit(STATUS_TEMPERATURE, &priv->status));
547 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_GEO_CONFIGURED:\t %d\n",
548 test_bit(STATUS_GEO_CONFIGURED, &priv->status));
549 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_EXIT_PENDING:\t %d\n",
550 test_bit(STATUS_EXIT_PENDING, &priv->status));
08df05aa
WYG		 551 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_STATISTICS:\t %d\n",
552 test_bit(STATUS_STATISTICS, &priv->status));
553 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCANNING:\t %d\n",
554 test_bit(STATUS_SCANNING, &priv->status));
555 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_ABORTING:\t %d\n",
556 test_bit(STATUS_SCAN_ABORTING, &priv->status));
557 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_HW:\t\t %d\n",
558 test_bit(STATUS_SCAN_HW, &priv->status));
559 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_POWER_PMI:\t %d\n",
560 test_bit(STATUS_POWER_PMI, &priv->status));
561 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_FW_ERROR:\t %d\n",
562 test_bit(STATUS_FW_ERROR, &priv->status));
08df05aa
WYG		 563 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
564}
565
a83b9141
WYG		 566static ssize_t iwl_dbgfs_interrupt_read(struct file *file,
567 char __user *user_buf,
568 size_t count, loff_t *ppos) {
569
28f63a4b 570 struct iwl_priv *priv = file->private_data;
a83b9141
WYG		 571 int pos = 0;
572 int cnt = 0;
573 char *buf;
574 int bufsz = 24 * 64; /* 24 items * 64 char per item */
575 ssize_t ret;
576
577 buf = kzalloc(bufsz, GFP_KERNEL);
578 if (!buf) {
579 IWL_ERR(priv, "Can not allocate Buffer\n");
580 return -ENOMEM;
581 }
582
583 pos += scnprintf(buf + pos, bufsz - pos,
584 "Interrupt Statistics Report:\n");
585
586 pos += scnprintf(buf + pos, bufsz - pos, "HW Error:\t\t\t %u\n",
587 priv->isr_stats.hw);
588 pos += scnprintf(buf + pos, bufsz - pos, "SW Error:\t\t\t %u\n",
589 priv->isr_stats.sw);
590 if (priv->isr_stats.sw > 0) {
591 pos += scnprintf(buf + pos, bufsz - pos,
592 "\tLast Restarting Code: 0x%X\n",
593 priv->isr_stats.sw_err);
594 }
595#ifdef CONFIG_IWLWIFI_DEBUG
596 pos += scnprintf(buf + pos, bufsz - pos, "Frame transmitted:\t\t %u\n",
597 priv->isr_stats.sch);
598 pos += scnprintf(buf + pos, bufsz - pos, "Alive interrupt:\t\t %u\n",
599 priv->isr_stats.alive);
600#endif
601 pos += scnprintf(buf + pos, bufsz - pos,
602 "HW RF KILL switch toggled:\t %u\n",
603 priv->isr_stats.rfkill);
604
605 pos += scnprintf(buf + pos, bufsz - pos, "CT KILL:\t\t\t %u\n",
606 priv->isr_stats.ctkill);
607
608 pos += scnprintf(buf + pos, bufsz - pos, "Wakeup Interrupt:\t\t %u\n",
609 priv->isr_stats.wakeup);
610
611 pos += scnprintf(buf + pos, bufsz - pos,
612 "Rx command responses:\t\t %u\n",
613 priv->isr_stats.rx);
614 for (cnt = 0; cnt < REPLY_MAX; cnt++) {
615 if (priv->isr_stats.rx_handlers[cnt] > 0)
616 pos += scnprintf(buf + pos, bufsz - pos,
617 "\tRx handler[%36s]:\t\t %u\n",
618 get_cmd_string(cnt),
619 priv->isr_stats.rx_handlers[cnt]);
620 }
621
622 pos += scnprintf(buf + pos, bufsz - pos, "Tx/FH interrupt:\t\t %u\n",
623 priv->isr_stats.tx);
624
625 pos += scnprintf(buf + pos, bufsz - pos, "Unexpected INTA:\t\t %u\n",
626 priv->isr_stats.unhandled);
627
628 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
629 kfree(buf);
630 return ret;
631}
632
633static ssize_t iwl_dbgfs_interrupt_write(struct file *file,
634 const char __user *user_buf,
635 size_t count, loff_t *ppos)
636{
637 struct iwl_priv *priv = file->private_data;
638 char buf[8];
639 int buf_size;
640 u32 reset_flag;
641
642 memset(buf, 0, sizeof(buf));
643 buf_size = min(count, sizeof(buf) - 1);
644 if (copy_from_user(buf, user_buf, buf_size))
645 return -EFAULT;
646 if (sscanf(buf, "%x", &reset_flag) != 1)
647 return -EFAULT;
648 if (reset_flag == 0)
649 iwl_clear_isr_stats(priv);
650
651 return count;
652}
653
f5ad69fa
WYG		 654static ssize_t iwl_dbgfs_qos_read(struct file *file, char __user *user_buf,
655 size_t count, loff_t *ppos)
656{
28f63a4b 657 struct iwl_priv *priv = file->private_data;
f5ad69fa
WYG		 658 int pos = 0, i;
659 char buf[256];
660 const size_t bufsz = sizeof(buf);
661 ssize_t ret;
662
663 for (i = 0; i < AC_NUM; i++) {
664 pos += scnprintf(buf + pos, bufsz - pos,
665 "\tcw_min\tcw_max\taifsn\ttxop\n");
666 pos += scnprintf(buf + pos, bufsz - pos,
667 "AC[%d]\t%u\t%u\t%u\t%u\n", i,
668 priv->qos_data.def_qos_parm.ac[i].cw_min,
669 priv->qos_data.def_qos_parm.ac[i].cw_max,
670 priv->qos_data.def_qos_parm.ac[i].aifsn,
671 priv->qos_data.def_qos_parm.ac[i].edca_txop);
672 }
673 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
674 return ret;
675}
a83b9141 676
a283c011
WYG		 677static ssize_t iwl_dbgfs_led_read(struct file *file, char __user *user_buf,
678 size_t count, loff_t *ppos)
679{
28f63a4b 680 struct iwl_priv *priv = file->private_data;
a283c011
WYG		 681 int pos = 0;
682 char buf[256];
683 const size_t bufsz = sizeof(buf);
684 ssize_t ret;
685
686 pos += scnprintf(buf + pos, bufsz - pos,
687 "allow blinking: %s\n",
688 (priv->allow_blinking) ? "True" : "False");
689 if (priv->allow_blinking) {
690 pos += scnprintf(buf + pos, bufsz - pos,
691 "Led blinking rate: %u\n",
692 priv->last_blink_rate);
693 pos += scnprintf(buf + pos, bufsz - pos,
694 "Last blink time: %lu\n",
695 priv->last_blink_time);
696 }
697
698 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
699 return ret;
700}
a283c011 701
fbf3a2af
WYG		 702static ssize_t iwl_dbgfs_thermal_throttling_read(struct file *file,
703 char __user *user_buf,
704 size_t count, loff_t *ppos)
705{
28f63a4b 706 struct iwl_priv *priv = file->private_data;
3ad3b92a 707 struct iwl_tt_mgmt *tt = &priv->thermal_throttle;
fbf3a2af
WYG		 708 struct iwl_tt_restriction *restriction;
709 char buf[100];
710 int pos = 0;
711 const size_t bufsz = sizeof(buf);
712 ssize_t ret;
713
714 pos += scnprintf(buf + pos, bufsz - pos,
715 "Thermal Throttling Mode: %s\n",
3ad3b92a 716 tt->advanced_tt ? "Advance" : "Legacy");
fbf3a2af
WYG		 717 pos += scnprintf(buf + pos, bufsz - pos,
718 "Thermal Throttling State: %d\n",
719 tt->state);
3ad3b92a 720 if (tt->advanced_tt) {
fbf3a2af
WYG		 721 restriction = tt->restriction + tt->state;
722 pos += scnprintf(buf + pos, bufsz - pos,
723 "Tx mode: %d\n",
724 restriction->tx_stream);
725 pos += scnprintf(buf + pos, bufsz - pos,
726 "Rx mode: %d\n",
727 restriction->rx_stream);
728 pos += scnprintf(buf + pos, bufsz - pos,
729 "HT mode: %d\n",
730 restriction->is_ht);
731 }
732 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
733 return ret;
734}
735
1e4247d4
WYG		 736static ssize_t iwl_dbgfs_disable_ht40_write(struct file *file,
737 const char __user *user_buf,
738 size_t count, loff_t *ppos)
739{
740 struct iwl_priv *priv = file->private_data;
741 char buf[8];
742 int buf_size;
743 int ht40;
744
745 memset(buf, 0, sizeof(buf));
746 buf_size = min(count, sizeof(buf) - 1);
747 if (copy_from_user(buf, user_buf, buf_size))
748 return -EFAULT;
749 if (sscanf(buf, "%d", &ht40) != 1)
750 return -EFAULT;
751 if (!iwl_is_associated(priv))
752 priv->disable_ht40 = ht40 ? true : false;
753 else {
754 IWL_ERR(priv, "Sta associated with AP - "
755 "Change to 40MHz channel support is not allowed\n");
756 return -EINVAL;
757 }
758
759 return count;
760}
761
762static ssize_t iwl_dbgfs_disable_ht40_read(struct file *file,
763 char __user *user_buf,
764 size_t count, loff_t *ppos)
765{
28f63a4b 766 struct iwl_priv *priv = file->private_data;
1e4247d4
WYG		 767 char buf[100];
768 int pos = 0;
769 const size_t bufsz = sizeof(buf);
770 ssize_t ret;
771
772 pos += scnprintf(buf + pos, bufsz - pos,
773 "11n 40MHz Mode: %s\n",
774 priv->disable_ht40 ? "Disabled" : "Enabled");
775 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
776 return ret;
777}
778
e312c24c
JB		 779static ssize_t iwl_dbgfs_sleep_level_override_write(struct file *file,
780 const char __user *user_buf,
781 size_t count, loff_t *ppos)
782{
783 struct iwl_priv *priv = file->private_data;
784 char buf[8];
785 int buf_size;
786 int value;
787
788 memset(buf, 0, sizeof(buf));
789 buf_size = min(count, sizeof(buf) - 1);
790 if (copy_from_user(buf, user_buf, buf_size))
791 return -EFAULT;
792
793 if (sscanf(buf, "%d", &value) != 1)
794 return -EINVAL;
795
796 /*
797 * Our users expect 0 to be "CAM", but 0 isn't actually
798 * valid here. However, let's not confuse them and present
799 * IWL_POWER_INDEX_1 as "1", not "0".
800 */
1a34c043
RC		 801 if (value == 0)
802 return -EINVAL;
803 else if (value > 0)
e312c24c
JB		 804 value -= 1;
805
806 if (value != -1 && (value < 0 || value >= IWL_POWER_NUM))
807 return -EINVAL;
808
4ad177b5
WYG		 809 if (!iwl_is_ready_rf(priv))
810 return -EAGAIN;
811
e312c24c
JB		 812 priv->power_data.debug_sleep_level_override = value;
813
d3a57197 814 mutex_lock(&priv->mutex);
4ad177b5 815 iwl_power_update_mode(priv, true);
d3a57197 816 mutex_unlock(&priv->mutex);
e312c24c
JB		 817
818 return count;
819}
820
821static ssize_t iwl_dbgfs_sleep_level_override_read(struct file *file,
822 char __user *user_buf,
823 size_t count, loff_t *ppos)
824{
28f63a4b 825 struct iwl_priv *priv = file->private_data;
e312c24c
JB		 826 char buf[10];
827 int pos, value;
828 const size_t bufsz = sizeof(buf);
829
830 /* see the write function */
831 value = priv->power_data.debug_sleep_level_override;
832 if (value >= 0)
833 value += 1;
834
835 pos = scnprintf(buf, bufsz, "%d\n", value);
836 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
837}
838
839static ssize_t iwl_dbgfs_current_sleep_command_read(struct file *file,
840 char __user *user_buf,
841 size_t count, loff_t *ppos)
842{
28f63a4b 843 struct iwl_priv *priv = file->private_data;
e312c24c
JB		 844 char buf[200];
845 int pos = 0, i;
846 const size_t bufsz = sizeof(buf);
847 struct iwl_powertable_cmd *cmd = &priv->power_data.sleep_cmd;
848
849 pos += scnprintf(buf + pos, bufsz - pos,
850 "flags: %#.2x\n", le16_to_cpu(cmd->flags));
851 pos += scnprintf(buf + pos, bufsz - pos,
852 "RX/TX timeout: %d/%d usec\n",
853 le32_to_cpu(cmd->rx_data_timeout),
854 le32_to_cpu(cmd->tx_data_timeout));
855 for (i = 0; i < IWL_POWER_VEC_SIZE; i++)
856 pos += scnprintf(buf + pos, bufsz - pos,
857 "sleep_interval[%d]: %d\n", i,
858 le32_to_cpu(cmd->sleep_interval[i]));
859
860 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
861}
862
712b6cf5 863DEBUGFS_READ_WRITE_FILE_OPS(sram);
b03d7d0f 864DEBUGFS_READ_WRITE_FILE_OPS(log_event);
0848e297 865DEBUGFS_READ_FILE_OPS(nvm);
712b6cf5 866DEBUGFS_READ_FILE_OPS(stations);
d366df5a 867DEBUGFS_READ_FILE_OPS(channels);
08df05aa 868DEBUGFS_READ_FILE_OPS(status);
a83b9141 869DEBUGFS_READ_WRITE_FILE_OPS(interrupt);
f5ad69fa 870DEBUGFS_READ_FILE_OPS(qos);
a283c011 871DEBUGFS_READ_FILE_OPS(led);
fbf3a2af 872DEBUGFS_READ_FILE_OPS(thermal_throttling);
1e4247d4 873DEBUGFS_READ_WRITE_FILE_OPS(disable_ht40);
e312c24c
JB		 874DEBUGFS_READ_WRITE_FILE_OPS(sleep_level_override);
875DEBUGFS_READ_FILE_OPS(current_sleep_command);
712b6cf5 876
20594eb0
WYG		 877static ssize_t iwl_dbgfs_traffic_log_read(struct file *file,
878 char __user *user_buf,
879 size_t count, loff_t *ppos)
880{
881 struct iwl_priv *priv = file->private_data;
882 int pos = 0, ofs = 0;
883 int cnt = 0, entry;
884 struct iwl_tx_queue *txq;
885 struct iwl_queue *q;
886 struct iwl_rx_queue *rxq = &priv->rxq;
887 char *buf;
888 int bufsz = ((IWL_TRAFFIC_ENTRIES * IWL_TRAFFIC_ENTRY_SIZE * 64) * 2) +
88804e2b 889 (priv->cfg->num_of_queues * 32 * 8) + 400;
20594eb0
WYG		 890 const u8 *ptr;
891 ssize_t ret;
892
88804e2b
WYG		 893 if (!priv->txq) {
894 IWL_ERR(priv, "txq not ready\n");
895 return -EAGAIN;
896 }
20594eb0
WYG		 897 buf = kzalloc(bufsz, GFP_KERNEL);
898 if (!buf) {
899 IWL_ERR(priv, "Can not allocate buffer\n");
900 return -ENOMEM;
901 }
902 pos += scnprintf(buf + pos, bufsz - pos, "Tx Queue\n");
903 for (cnt = 0; cnt < priv->hw_params.max_txq_num; cnt++) {
904 txq = &priv->txq[cnt];
905 q = &txq->q;
906 pos += scnprintf(buf + pos, bufsz - pos,
907 "q[%d]: read_ptr: %u, write_ptr: %u\n",
908 cnt, q->read_ptr, q->write_ptr);
909 }
910 if (priv->tx_traffic && (iwl_debug_level & IWL_DL_TX)) {
911 ptr = priv->tx_traffic;
912 pos += scnprintf(buf + pos, bufsz - pos,
913 "Tx Traffic idx: %u\n", priv->tx_traffic_idx);
914 for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) {
915 for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16;
916 entry++, ofs += 16) {
917 pos += scnprintf(buf + pos, bufsz - pos,
918 "0x%.4x ", ofs);
919 hex_dump_to_buffer(ptr + ofs, 16, 16, 2,
920 buf + pos, bufsz - pos, 0);
2fac9717 921 pos += strlen(buf + pos);
20594eb0
WYG		 922 if (bufsz - pos > 0)
923 buf[pos++] = '\n';
924 }
925 }
926 }
927
928 pos += scnprintf(buf + pos, bufsz - pos, "Rx Queue\n");
929 pos += scnprintf(buf + pos, bufsz - pos,
930 "read: %u, write: %u\n",
931 rxq->read, rxq->write);
932
933 if (priv->rx_traffic && (iwl_debug_level & IWL_DL_RX)) {
934 ptr = priv->rx_traffic;
935 pos += scnprintf(buf + pos, bufsz - pos,
936 "Rx Traffic idx: %u\n", priv->rx_traffic_idx);
937 for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) {
938 for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16;
939 entry++, ofs += 16) {
940 pos += scnprintf(buf + pos, bufsz - pos,
941 "0x%.4x ", ofs);
942 hex_dump_to_buffer(ptr + ofs, 16, 16, 2,
943 buf + pos, bufsz - pos, 0);
2fac9717 944 pos += strlen(buf + pos);
20594eb0
WYG		 945 if (bufsz - pos > 0)
946 buf[pos++] = '\n';
947 }
948 }
949 }
950
951 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
952 kfree(buf);
953 return ret;
954}
955
956static ssize_t iwl_dbgfs_traffic_log_write(struct file *file,
957 const char __user *user_buf,
958 size_t count, loff_t *ppos)
959{
960 struct iwl_priv *priv = file->private_data;
961 char buf[8];
962 int buf_size;
963 int traffic_log;
964
965 memset(buf, 0, sizeof(buf));
966 buf_size = min(count, sizeof(buf) - 1);
967 if (copy_from_user(buf, user_buf, buf_size))
968 return -EFAULT;
969 if (sscanf(buf, "%d", &traffic_log) != 1)
970 return -EFAULT;
971 if (traffic_log == 0)
972 iwl_reset_traffic_log(priv);
973
974 return count;
975}
976
141b03e0
WYG		 977static ssize_t iwl_dbgfs_tx_queue_read(struct file *file,
978 char __user *user_buf,
979 size_t count, loff_t *ppos) {
980
28f63a4b 981 struct iwl_priv *priv = file->private_data;
141b03e0
WYG		 982 struct iwl_tx_queue *txq;
983 struct iwl_queue *q;
984 char *buf;
985 int pos = 0;
986 int cnt;
987 int ret;
d23db556 988 const size_t bufsz = sizeof(char) * 64 * priv->cfg->num_of_queues;
141b03e0 989
88804e2b
WYG		 990 if (!priv->txq) {
991 IWL_ERR(priv, "txq not ready\n");
992 return -EAGAIN;
993 }
141b03e0
WYG		 994 buf = kzalloc(bufsz, GFP_KERNEL);
995 if (!buf)
996 return -ENOMEM;
997
998 for (cnt = 0; cnt < priv->hw_params.max_txq_num; cnt++) {
999 txq = &priv->txq[cnt];
1000 q = &txq->q;
1001 pos += scnprintf(buf + pos, bufsz - pos,
1002 "hwq %.2d: read=%u write=%u stop=%d"
1003 " swq_id=%#.2x (ac %d/hwq %d)\n",
1004 cnt, q->read_ptr, q->write_ptr,
1005 !!test_bit(cnt, priv->queue_stopped),
1006 txq->swq_id,
1007 txq->swq_id & 0x80 ? txq->swq_id & 3 :
1008 txq->swq_id,
1009 txq->swq_id & 0x80 ? (txq->swq_id >> 2) &
1010 0x1f : txq->swq_id);
1011 if (cnt >= 4)
1012 continue;
1013 /* for the ACs, display the stop count too */
1014 pos += scnprintf(buf + pos, bufsz - pos,
1015 " stop-count: %d\n",
1016 atomic_read(&priv->queue_stop_count[cnt]));
1017 }
1018 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1019 kfree(buf);
1020 return ret;
1021}
1022
1023static ssize_t iwl_dbgfs_rx_queue_read(struct file *file,
1024 char __user *user_buf,
1025 size_t count, loff_t *ppos) {
1026
28f63a4b 1027 struct iwl_priv *priv = file->private_data;
141b03e0
WYG		 1028 struct iwl_rx_queue *rxq = &priv->rxq;
1029 char buf[256];
1030 int pos = 0;
1031 const size_t bufsz = sizeof(buf);
1032
1033 pos += scnprintf(buf + pos, bufsz - pos, "read: %u\n",
1034 rxq->read);
1035 pos += scnprintf(buf + pos, bufsz - pos, "write: %u\n",
1036 rxq->write);
1037 pos += scnprintf(buf + pos, bufsz - pos, "free_count: %u\n",
1038 rxq->free_count);
1039 pos += scnprintf(buf + pos, bufsz - pos, "closed_rb_num: %u\n",
1040 le16_to_cpu(rxq->rb_stts->closed_rb_num) & 0x0FFF);
1041 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1042}
1043
e8fe59ae
WYG		 1044static int iwl_dbgfs_statistics_flag(struct iwl_priv *priv, char *buf,
1045 int bufsz)
1046{
1047 int p = 0;
1048
1049 p += scnprintf(buf + p, bufsz - p,
1050 "Statistics Flag(0x%X):\n",
1051 le32_to_cpu(priv->statistics.flag));
1052 if (le32_to_cpu(priv->statistics.flag) & UCODE_STATISTICS_CLEAR_MSK)
1053 p += scnprintf(buf + p, bufsz - p,
1054 "\tStatistics have been cleared\n");
1055 p += scnprintf(buf + p, bufsz - p,
1056 "\tOperational Frequency: %s\n",
1057 (le32_to_cpu(priv->statistics.flag) &
1058 UCODE_STATISTICS_FREQUENCY_MSK)
1059 ? "2.4 GHz" : "5.2 GHz");
1060 p += scnprintf(buf + p, bufsz - p,
1061 "\tTGj Narrow Band: %s\n",
1062 (le32_to_cpu(priv->statistics.flag) &
1063 UCODE_STATISTICS_NARROW_BAND_MSK)
1064 ? "enabled" : "disabled");
1065 return p;
1066}
1067
e3ef2164
WYG		 1068static const char ucode_stats_header[] =
1069 "%-32s current acumulative delta max\n";
1070static const char ucode_stats_short_format[] =
1071 " %-30s %10u\n";
1072static const char ucode_stats_format[] =
1073 " %-30s %10u %10u %10u %10u\n";
e8fe59ae
WYG		 1074
1075static ssize_t iwl_dbgfs_ucode_rx_stats_read(struct file *file,
1076 char __user *user_buf,
1077 size_t count, loff_t *ppos)
1078{
28f63a4b 1079 struct iwl_priv *priv = file->private_data;
e8fe59ae
WYG		 1080 int pos = 0;
1081 char *buf;
e3ef2164
WYG		 1082 int bufsz = sizeof(struct statistics_rx_phy) * 40 +
1083 sizeof(struct statistics_rx_non_phy) * 40 +
1084 sizeof(struct statistics_rx_ht_phy) * 40 + 400;
e8fe59ae 1085 ssize_t ret;
e3ef2164
WYG		 1086 struct statistics_rx_phy *ofdm, *accum_ofdm, *delta_ofdm, *max_ofdm;
1087 struct statistics_rx_phy *cck, *accum_cck, *delta_cck, *max_cck;
92a35bda 1088 struct statistics_rx_non_phy *general, *accum_general;
e3ef2164
WYG		 1089 struct statistics_rx_non_phy *delta_general, *max_general;
1090 struct statistics_rx_ht_phy *ht, *accum_ht, *delta_ht, *max_ht;
e8fe59ae
WYG		 1091
1092 if (!iwl_is_alive(priv))
1093 return -EAGAIN;
1094
e8fe59ae
WYG		 1095 buf = kzalloc(bufsz, GFP_KERNEL);
1096 if (!buf) {
1097 IWL_ERR(priv, "Can not allocate Buffer\n");
1098 return -ENOMEM;
1099 }
1100
1101 /* the statistic information display here is based on
1102 * the last statistics notification from uCode
1103 * might not reflect the current uCode activity
1104 */
1105 ofdm = &priv->statistics.rx.ofdm;
1106 cck = &priv->statistics.rx.cck;
1107 general = &priv->statistics.rx.general;
1108 ht = &priv->statistics.rx.ofdm_ht;
92a35bda
WYG		 1109 accum_ofdm = &priv->accum_statistics.rx.ofdm;
1110 accum_cck = &priv->accum_statistics.rx.cck;
1111 accum_general = &priv->accum_statistics.rx.general;
1112 accum_ht = &priv->accum_statistics.rx.ofdm_ht;
e3ef2164
WYG		 1113 delta_ofdm = &priv->delta_statistics.rx.ofdm;
1114 delta_cck = &priv->delta_statistics.rx.cck;
1115 delta_general = &priv->delta_statistics.rx.general;
1116 delta_ht = &priv->delta_statistics.rx.ofdm_ht;
1117 max_ofdm = &priv->max_delta.rx.ofdm;
1118 max_cck = &priv->max_delta.rx.cck;
1119 max_general = &priv->max_delta.rx.general;
1120 max_ht = &priv->max_delta.rx.ofdm_ht;
1121
e8fe59ae 1122 pos += iwl_dbgfs_statistics_flag(priv, buf, bufsz);
e3ef2164
WYG		 1123 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_header,
1124 "Statistics_Rx - OFDM:");
1125 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1126 "ina_cnt:", le32_to_cpu(ofdm->ina_cnt),
1127 accum_ofdm->ina_cnt,
1128 delta_ofdm->ina_cnt, max_ofdm->ina_cnt);
1129 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1130 "fina_cnt:",
1131 le32_to_cpu(ofdm->fina_cnt), accum_ofdm->fina_cnt,
1132 delta_ofdm->fina_cnt, max_ofdm->fina_cnt);
1133 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1134 "plcp_err:",
1135 le32_to_cpu(ofdm->plcp_err), accum_ofdm->plcp_err,
1136 delta_ofdm->plcp_err, max_ofdm->plcp_err);
1137 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1138 "crc32_err:",
1139 le32_to_cpu(ofdm->crc32_err), accum_ofdm->crc32_err,
1140 delta_ofdm->crc32_err, max_ofdm->crc32_err);
1141 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1142 "overrun_err:",
92a35bda 1143 le32_to_cpu(ofdm->overrun_err),
e3ef2164
WYG		 1144 accum_ofdm->overrun_err,
1145 delta_ofdm->overrun_err, max_ofdm->overrun_err);
1146 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1147 "early_overrun_err:",
92a35bda 1148 le32_to_cpu(ofdm->early_overrun_err),
e3ef2164
WYG		 1149 accum_ofdm->early_overrun_err,
1150 delta_ofdm->early_overrun_err,
1151 max_ofdm->early_overrun_err);
1152 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1153 "crc32_good:",
92a35bda 1154 le32_to_cpu(ofdm->crc32_good),
e3ef2164
WYG		 1155 accum_ofdm->crc32_good,
1156 delta_ofdm->crc32_good, max_ofdm->crc32_good);
1157 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1158 "false_alarm_cnt:",
92a35bda 1159 le32_to_cpu(ofdm->false_alarm_cnt),
e3ef2164
WYG		 1160 accum_ofdm->false_alarm_cnt,
1161 delta_ofdm->false_alarm_cnt,
1162 max_ofdm->false_alarm_cnt);
1163 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1164 "fina_sync_err_cnt:",
92a35bda 1165 le32_to_cpu(ofdm->fina_sync_err_cnt),
e3ef2164
WYG		 1166 accum_ofdm->fina_sync_err_cnt,
1167 delta_ofdm->fina_sync_err_cnt,
1168 max_ofdm->fina_sync_err_cnt);
1169 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1170 "sfd_timeout:",
92a35bda 1171 le32_to_cpu(ofdm->sfd_timeout),
e3ef2164
WYG		 1172 accum_ofdm->sfd_timeout,
1173 delta_ofdm->sfd_timeout,
1174 max_ofdm->sfd_timeout);
1175 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1176 "fina_timeout:",
92a35bda 1177 le32_to_cpu(ofdm->fina_timeout),
e3ef2164
WYG		 1178 accum_ofdm->fina_timeout,
1179 delta_ofdm->fina_timeout,
1180 max_ofdm->fina_timeout);
1181 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1182 "unresponded_rts:",
92a35bda 1183 le32_to_cpu(ofdm->unresponded_rts),
e3ef2164
WYG		 1184 accum_ofdm->unresponded_rts,
1185 delta_ofdm->unresponded_rts,
1186 max_ofdm->unresponded_rts);
1187 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1188 "rxe_frame_lmt_ovrun:",
92a35bda 1189 le32_to_cpu(ofdm->rxe_frame_limit_overrun),
e3ef2164
WYG		 1190 accum_ofdm->rxe_frame_limit_overrun,
1191 delta_ofdm->rxe_frame_limit_overrun,
1192 max_ofdm->rxe_frame_limit_overrun);
1193 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1194 "sent_ack_cnt:",
92a35bda 1195 le32_to_cpu(ofdm->sent_ack_cnt),
e3ef2164
WYG		 1196 accum_ofdm->sent_ack_cnt,
1197 delta_ofdm->sent_ack_cnt,
1198 max_ofdm->sent_ack_cnt);
1199 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1200 "sent_cts_cnt:",
92a35bda 1201 le32_to_cpu(ofdm->sent_cts_cnt),
e3ef2164
WYG		 1202 accum_ofdm->sent_cts_cnt,
1203 delta_ofdm->sent_cts_cnt, max_ofdm->sent_cts_cnt);
1204 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1205 "sent_ba_rsp_cnt:",
92a35bda 1206 le32_to_cpu(ofdm->sent_ba_rsp_cnt),
e3ef2164
WYG		 1207 accum_ofdm->sent_ba_rsp_cnt,
1208 delta_ofdm->sent_ba_rsp_cnt,
1209 max_ofdm->sent_ba_rsp_cnt);
1210 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1211 "dsp_self_kill:",
92a35bda 1212 le32_to_cpu(ofdm->dsp_self_kill),
e3ef2164
WYG		 1213 accum_ofdm->dsp_self_kill,
1214 delta_ofdm->dsp_self_kill,
1215 max_ofdm->dsp_self_kill);
1216 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1217 "mh_format_err:",
92a35bda 1218 le32_to_cpu(ofdm->mh_format_err),
e3ef2164
WYG		 1219 accum_ofdm->mh_format_err,
1220 delta_ofdm->mh_format_err,
1221 max_ofdm->mh_format_err);
1222 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1223 "re_acq_main_rssi_sum:",
92a35bda 1224 le32_to_cpu(ofdm->re_acq_main_rssi_sum),
e3ef2164
WYG		 1225 accum_ofdm->re_acq_main_rssi_sum,
1226 delta_ofdm->re_acq_main_rssi_sum,
1227 max_ofdm->re_acq_main_rssi_sum);
1228
1229 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_header,
1230 "Statistics_Rx - CCK:");
1231 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1232 "ina_cnt:",
1233 le32_to_cpu(cck->ina_cnt), accum_cck->ina_cnt,
1234 delta_cck->ina_cnt, max_cck->ina_cnt);
1235 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1236 "fina_cnt:",
1237 le32_to_cpu(cck->fina_cnt), accum_cck->fina_cnt,
1238 delta_cck->fina_cnt, max_cck->fina_cnt);
1239 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1240 "plcp_err:",
1241 le32_to_cpu(cck->plcp_err), accum_cck->plcp_err,
1242 delta_cck->plcp_err, max_cck->plcp_err);
1243 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1244 "crc32_err:",
1245 le32_to_cpu(cck->crc32_err), accum_cck->crc32_err,
1246 delta_cck->crc32_err, max_cck->crc32_err);
1247 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1248 "overrun_err:",
92a35bda 1249 le32_to_cpu(cck->overrun_err),
e3ef2164
WYG		 1250 accum_cck->overrun_err,
1251 delta_cck->overrun_err, max_cck->overrun_err);
1252 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1253 "early_overrun_err:",
92a35bda 1254 le32_to_cpu(cck->early_overrun_err),
e3ef2164
WYG		 1255 accum_cck->early_overrun_err,
1256 delta_cck->early_overrun_err,
1257 max_cck->early_overrun_err);
1258 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1259 "crc32_good:",
1260 le32_to_cpu(cck->crc32_good), accum_cck->crc32_good,
1261 delta_cck->crc32_good,
1262 max_cck->crc32_good);
1263 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1264 "false_alarm_cnt:",
92a35bda 1265 le32_to_cpu(cck->false_alarm_cnt),
e3ef2164
WYG		 1266 accum_cck->false_alarm_cnt,
1267 delta_cck->false_alarm_cnt, max_cck->false_alarm_cnt);
1268 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1269 "fina_sync_err_cnt:",
92a35bda 1270 le32_to_cpu(cck->fina_sync_err_cnt),
e3ef2164
WYG		 1271 accum_cck->fina_sync_err_cnt,
1272 delta_cck->fina_sync_err_cnt,
1273 max_cck->fina_sync_err_cnt);
1274 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1275 "sfd_timeout:",
92a35bda 1276 le32_to_cpu(cck->sfd_timeout),
e3ef2164
WYG		 1277 accum_cck->sfd_timeout,
1278 delta_cck->sfd_timeout, max_cck->sfd_timeout);
1279 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1280 "fina_timeout:",
92a35bda 1281 le32_to_cpu(cck->fina_timeout),
e3ef2164
WYG		 1282 accum_cck->fina_timeout,
1283 delta_cck->fina_timeout, max_cck->fina_timeout);
1284 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1285 "unresponded_rts:",
92a35bda 1286 le32_to_cpu(cck->unresponded_rts),
e3ef2164
WYG		 1287 accum_cck->unresponded_rts,
1288 delta_cck->unresponded_rts,
1289 max_cck->unresponded_rts);
1290 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1291 "rxe_frame_lmt_ovrun:",
92a35bda 1292 le32_to_cpu(cck->rxe_frame_limit_overrun),
e3ef2164
WYG		 1293 accum_cck->rxe_frame_limit_overrun,
1294 delta_cck->rxe_frame_limit_overrun,
1295 max_cck->rxe_frame_limit_overrun);
1296 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1297 "sent_ack_cnt:",
92a35bda 1298 le32_to_cpu(cck->sent_ack_cnt),
e3ef2164
WYG		 1299 accum_cck->sent_ack_cnt,
1300 delta_cck->sent_ack_cnt,
1301 max_cck->sent_ack_cnt);
1302 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1303 "sent_cts_cnt:",
92a35bda 1304 le32_to_cpu(cck->sent_cts_cnt),
e3ef2164
WYG		 1305 accum_cck->sent_cts_cnt,
1306 delta_cck->sent_cts_cnt,
1307 max_cck->sent_cts_cnt);
1308 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1309 "sent_ba_rsp_cnt:",
92a35bda 1310 le32_to_cpu(cck->sent_ba_rsp_cnt),
e3ef2164
WYG		 1311 accum_cck->sent_ba_rsp_cnt,
1312 delta_cck->sent_ba_rsp_cnt,
1313 max_cck->sent_ba_rsp_cnt);
1314 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1315 "dsp_self_kill:",
92a35bda 1316 le32_to_cpu(cck->dsp_self_kill),
e3ef2164
WYG		 1317 accum_cck->dsp_self_kill,
1318 delta_cck->dsp_self_kill,
1319 max_cck->dsp_self_kill);
1320 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1321 "mh_format_err:",
92a35bda 1322 le32_to_cpu(cck->mh_format_err),
e3ef2164
WYG		 1323 accum_cck->mh_format_err,
1324 delta_cck->mh_format_err, max_cck->mh_format_err);
1325 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1326 "re_acq_main_rssi_sum:",
92a35bda 1327 le32_to_cpu(cck->re_acq_main_rssi_sum),
e3ef2164
WYG		 1328 accum_cck->re_acq_main_rssi_sum,
1329 delta_cck->re_acq_main_rssi_sum,
1330 max_cck->re_acq_main_rssi_sum);
1331
1332 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_header,
1333 "Statistics_Rx - GENERAL:");
1334 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1335 "bogus_cts:",
92a35bda 1336 le32_to_cpu(general->bogus_cts),
e3ef2164
WYG		 1337 accum_general->bogus_cts,
1338 delta_general->bogus_cts, max_general->bogus_cts);
1339 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1340 "bogus_ack:",
92a35bda 1341 le32_to_cpu(general->bogus_ack),
e3ef2164
WYG		 1342 accum_general->bogus_ack,
1343 delta_general->bogus_ack, max_general->bogus_ack);
1344 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1345 "non_bssid_frames:",
92a35bda 1346 le32_to_cpu(general->non_bssid_frames),
e3ef2164
WYG		 1347 accum_general->non_bssid_frames,
1348 delta_general->non_bssid_frames,
1349 max_general->non_bssid_frames);
1350 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1351 "filtered_frames:",
92a35bda 1352 le32_to_cpu(general->filtered_frames),
e3ef2164
WYG		 1353 accum_general->filtered_frames,
1354 delta_general->filtered_frames,
1355 max_general->filtered_frames);
1356 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1357 "non_channel_beacons:",
92a35bda 1358 le32_to_cpu(general->non_channel_beacons),
e3ef2164
WYG		 1359 accum_general->non_channel_beacons,
1360 delta_general->non_channel_beacons,
1361 max_general->non_channel_beacons);
1362 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1363 "channel_beacons:",
92a35bda 1364 le32_to_cpu(general->channel_beacons),
e3ef2164
WYG		 1365 accum_general->channel_beacons,
1366 delta_general->channel_beacons,
1367 max_general->channel_beacons);
1368 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1369 "num_missed_bcon:",
92a35bda 1370 le32_to_cpu(general->num_missed_bcon),
e3ef2164
WYG		 1371 accum_general->num_missed_bcon,
1372 delta_general->num_missed_bcon,
1373 max_general->num_missed_bcon);
1374 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1375 "adc_rx_saturation_time:",
92a35bda 1376 le32_to_cpu(general->adc_rx_saturation_time),
e3ef2164
WYG		 1377 accum_general->adc_rx_saturation_time,
1378 delta_general->adc_rx_saturation_time,
1379 max_general->adc_rx_saturation_time);
1380 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1381 "ina_detect_search_tm:",
92a35bda 1382 le32_to_cpu(general->ina_detection_search_time),
e3ef2164
WYG		 1383 accum_general->ina_detection_search_time,
1384 delta_general->ina_detection_search_time,
1385 max_general->ina_detection_search_time);
1386 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1387 "beacon_silence_rssi_a:",
92a35bda 1388 le32_to_cpu(general->beacon_silence_rssi_a),
e3ef2164
WYG		 1389 accum_general->beacon_silence_rssi_a,
1390 delta_general->beacon_silence_rssi_a,
1391 max_general->beacon_silence_rssi_a);
1392 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1393 "beacon_silence_rssi_b:",
92a35bda 1394 le32_to_cpu(general->beacon_silence_rssi_b),
e3ef2164
WYG		 1395 accum_general->beacon_silence_rssi_b,
1396 delta_general->beacon_silence_rssi_b,
1397 max_general->beacon_silence_rssi_b);
1398 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1399 "beacon_silence_rssi_c:",
92a35bda 1400 le32_to_cpu(general->beacon_silence_rssi_c),
e3ef2164
WYG		 1401 accum_general->beacon_silence_rssi_c,
1402 delta_general->beacon_silence_rssi_c,
1403 max_general->beacon_silence_rssi_c);
1404 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1405 "interference_data_flag:",
92a35bda 1406 le32_to_cpu(general->interference_data_flag),
e3ef2164
WYG		 1407 accum_general->interference_data_flag,
1408 delta_general->interference_data_flag,
1409 max_general->interference_data_flag);
1410 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1411 "channel_load:",
92a35bda 1412 le32_to_cpu(general->channel_load),
e3ef2164
WYG		 1413 accum_general->channel_load,
1414 delta_general->channel_load,
1415 max_general->channel_load);
1416 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1417 "dsp_false_alarms:",
92a35bda 1418 le32_to_cpu(general->dsp_false_alarms),
e3ef2164
WYG		 1419 accum_general->dsp_false_alarms,
1420 delta_general->dsp_false_alarms,
1421 max_general->dsp_false_alarms);
1422 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1423 "beacon_rssi_a:",
92a35bda 1424 le32_to_cpu(general->beacon_rssi_a),
e3ef2164
WYG		 1425 accum_general->beacon_rssi_a,
1426 delta_general->beacon_rssi_a,
1427 max_general->beacon_rssi_a);
1428 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1429 "beacon_rssi_b:",
92a35bda 1430 le32_to_cpu(general->beacon_rssi_b),
e3ef2164
WYG		 1431 accum_general->beacon_rssi_b,
1432 delta_general->beacon_rssi_b,
1433 max_general->beacon_rssi_b);
1434 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1435 "beacon_rssi_c:",
92a35bda 1436 le32_to_cpu(general->beacon_rssi_c),
e3ef2164
WYG		 1437 accum_general->beacon_rssi_c,
1438 delta_general->beacon_rssi_c,
1439 max_general->beacon_rssi_c);
1440 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1441 "beacon_energy_a:",
92a35bda 1442 le32_to_cpu(general->beacon_energy_a),
e3ef2164
WYG		 1443 accum_general->beacon_energy_a,
1444 delta_general->beacon_energy_a,
1445 max_general->beacon_energy_a);
1446 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1447 "beacon_energy_b:",
92a35bda 1448 le32_to_cpu(general->beacon_energy_b),
e3ef2164
WYG		 1449 accum_general->beacon_energy_b,
1450 delta_general->beacon_energy_b,
1451 max_general->beacon_energy_b);
1452 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1453 "beacon_energy_c:",
92a35bda 1454 le32_to_cpu(general->beacon_energy_c),
e3ef2164
WYG		 1455 accum_general->beacon_energy_c,
1456 delta_general->beacon_energy_c,
1457 max_general->beacon_energy_c);
e8fe59ae
WYG		 1458
1459 pos += scnprintf(buf + pos, bufsz - pos, "Statistics_Rx - OFDM_HT:\n");
e3ef2164
WYG		 1460 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_header,
1461 "Statistics_Rx - OFDM_HT:");
1462 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1463 "plcp_err:",
1464 le32_to_cpu(ht->plcp_err), accum_ht->plcp_err,
1465 delta_ht->plcp_err, max_ht->plcp_err);
1466 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1467 "overrun_err:",
1468 le32_to_cpu(ht->overrun_err), accum_ht->overrun_err,
1469 delta_ht->overrun_err, max_ht->overrun_err);
1470 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1471 "early_overrun_err:",
92a35bda 1472 le32_to_cpu(ht->early_overrun_err),
e3ef2164
WYG		 1473 accum_ht->early_overrun_err,
1474 delta_ht->early_overrun_err,
1475 max_ht->early_overrun_err);
1476 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1477 "crc32_good:",
1478 le32_to_cpu(ht->crc32_good), accum_ht->crc32_good,
1479 delta_ht->crc32_good, max_ht->crc32_good);
1480 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1481 "crc32_err:",
1482 le32_to_cpu(ht->crc32_err), accum_ht->crc32_err,
1483 delta_ht->crc32_err, max_ht->crc32_err);
1484 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1485 "mh_format_err:",
92a35bda 1486 le32_to_cpu(ht->mh_format_err),
e3ef2164
WYG		 1487 accum_ht->mh_format_err,
1488 delta_ht->mh_format_err, max_ht->mh_format_err);
1489 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1490 "agg_crc32_good:",
92a35bda 1491 le32_to_cpu(ht->agg_crc32_good),
e3ef2164
WYG		 1492 accum_ht->agg_crc32_good,
1493 delta_ht->agg_crc32_good, max_ht->agg_crc32_good);
1494 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1495 "agg_mpdu_cnt:",
92a35bda 1496 le32_to_cpu(ht->agg_mpdu_cnt),
e3ef2164
WYG		 1497 accum_ht->agg_mpdu_cnt,
1498 delta_ht->agg_mpdu_cnt, max_ht->agg_mpdu_cnt);
1499 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1500 "agg_cnt:",
1501 le32_to_cpu(ht->agg_cnt), accum_ht->agg_cnt,
1502 delta_ht->agg_cnt, max_ht->agg_cnt);
1503 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1504 "unsupport_mcs:",
f0118a45 1505 le32_to_cpu(ht->unsupport_mcs),
e3ef2164
WYG		 1506 accum_ht->unsupport_mcs,
1507 delta_ht->unsupport_mcs, max_ht->unsupport_mcs);
e8fe59ae
WYG		 1508
1509 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1510 kfree(buf);
1511 return ret;
1512}
1513
1514static ssize_t iwl_dbgfs_ucode_tx_stats_read(struct file *file,
1515 char __user *user_buf,
1516 size_t count, loff_t *ppos)
1517{
28f63a4b 1518 struct iwl_priv *priv = file->private_data;
e8fe59ae
WYG		 1519 int pos = 0;
1520 char *buf;
e3ef2164 1521 int bufsz = (sizeof(struct statistics_tx) * 48) + 250;
e8fe59ae 1522 ssize_t ret;
e3ef2164 1523 struct statistics_tx *tx, *accum_tx, *delta_tx, *max_tx;
e8fe59ae
WYG		 1524
1525 if (!iwl_is_alive(priv))
1526 return -EAGAIN;
1527
e8fe59ae
WYG		 1528 buf = kzalloc(bufsz, GFP_KERNEL);
1529 if (!buf) {
1530 IWL_ERR(priv, "Can not allocate Buffer\n");
1531 return -ENOMEM;
1532 }
1533
1534 /* the statistic information display here is based on
1535 * the last statistics notification from uCode
1536 * might not reflect the current uCode activity
1537 */
1538 tx = &priv->statistics.tx;
92a35bda 1539 accum_tx = &priv->accum_statistics.tx;
e3ef2164
WYG		 1540 delta_tx = &priv->delta_statistics.tx;
1541 max_tx = &priv->max_delta.tx;
e8fe59ae 1542 pos += iwl_dbgfs_statistics_flag(priv, buf, bufsz);
e3ef2164
WYG		 1543 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_header,
1544 "Statistics_Tx:");
1545 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1546 "preamble:",
92a35bda 1547 le32_to_cpu(tx->preamble_cnt),
e3ef2164
WYG		 1548 accum_tx->preamble_cnt,
1549 delta_tx->preamble_cnt, max_tx->preamble_cnt);
1550 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1551 "rx_detected_cnt:",
92a35bda 1552 le32_to_cpu(tx->rx_detected_cnt),
e3ef2164
WYG		 1553 accum_tx->rx_detected_cnt,
1554 delta_tx->rx_detected_cnt, max_tx->rx_detected_cnt);
1555 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1556 "bt_prio_defer_cnt:",
92a35bda 1557 le32_to_cpu(tx->bt_prio_defer_cnt),
e3ef2164
WYG		 1558 accum_tx->bt_prio_defer_cnt,
1559 delta_tx->bt_prio_defer_cnt,
1560 max_tx->bt_prio_defer_cnt);
1561 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1562 "bt_prio_kill_cnt:",
92a35bda 1563 le32_to_cpu(tx->bt_prio_kill_cnt),
e3ef2164
WYG		 1564 accum_tx->bt_prio_kill_cnt,
1565 delta_tx->bt_prio_kill_cnt,
1566 max_tx->bt_prio_kill_cnt);
1567 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1568 "few_bytes_cnt:",
92a35bda 1569 le32_to_cpu(tx->few_bytes_cnt),
e3ef2164
WYG		 1570 accum_tx->few_bytes_cnt,
1571 delta_tx->few_bytes_cnt, max_tx->few_bytes_cnt);
1572 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1573 "cts_timeout:",
1574 le32_to_cpu(tx->cts_timeout), accum_tx->cts_timeout,
1575 delta_tx->cts_timeout, max_tx->cts_timeout);
1576 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1577 "ack_timeout:",
92a35bda 1578 le32_to_cpu(tx->ack_timeout),
e3ef2164
WYG		 1579 accum_tx->ack_timeout,
1580 delta_tx->ack_timeout, max_tx->ack_timeout);
1581 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1582 "expected_ack_cnt:",
92a35bda 1583 le32_to_cpu(tx->expected_ack_cnt),
e3ef2164
WYG		 1584 accum_tx->expected_ack_cnt,
1585 delta_tx->expected_ack_cnt,
1586 max_tx->expected_ack_cnt);
1587 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1588 "actual_ack_cnt:",
92a35bda 1589 le32_to_cpu(tx->actual_ack_cnt),
e3ef2164
WYG		 1590 accum_tx->actual_ack_cnt,
1591 delta_tx->actual_ack_cnt,
1592 max_tx->actual_ack_cnt);
1593 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1594 "dump_msdu_cnt:",
92a35bda 1595 le32_to_cpu(tx->dump_msdu_cnt),
e3ef2164
WYG		 1596 accum_tx->dump_msdu_cnt,
1597 delta_tx->dump_msdu_cnt,
1598 max_tx->dump_msdu_cnt);
1599 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1600 "abort_nxt_frame_mismatch:",
92a35bda 1601 le32_to_cpu(tx->burst_abort_next_frame_mismatch_cnt),
e3ef2164
WYG		 1602 accum_tx->burst_abort_next_frame_mismatch_cnt,
1603 delta_tx->burst_abort_next_frame_mismatch_cnt,
1604 max_tx->burst_abort_next_frame_mismatch_cnt);
1605 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1606 "abort_missing_nxt_frame:",
92a35bda 1607 le32_to_cpu(tx->burst_abort_missing_next_frame_cnt),
e3ef2164
WYG		 1608 accum_tx->burst_abort_missing_next_frame_cnt,
1609 delta_tx->burst_abort_missing_next_frame_cnt,
1610 max_tx->burst_abort_missing_next_frame_cnt);
1611 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1612 "cts_timeout_collision:",
92a35bda 1613 le32_to_cpu(tx->cts_timeout_collision),
e3ef2164
WYG		 1614 accum_tx->cts_timeout_collision,
1615 delta_tx->cts_timeout_collision,
1616 max_tx->cts_timeout_collision);
1617 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1618 "ack_ba_timeout_collision:",
92a35bda 1619 le32_to_cpu(tx->ack_or_ba_timeout_collision),
e3ef2164
WYG		 1620 accum_tx->ack_or_ba_timeout_collision,
1621 delta_tx->ack_or_ba_timeout_collision,
1622 max_tx->ack_or_ba_timeout_collision);
1623 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1624 "agg ba_timeout:",
92a35bda 1625 le32_to_cpu(tx->agg.ba_timeout),
e3ef2164
WYG		 1626 accum_tx->agg.ba_timeout,
1627 delta_tx->agg.ba_timeout,
1628 max_tx->agg.ba_timeout);
1629 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1630 "agg ba_resched_frames:",
92a35bda 1631 le32_to_cpu(tx->agg.ba_reschedule_frames),
e3ef2164
WYG		 1632 accum_tx->agg.ba_reschedule_frames,
1633 delta_tx->agg.ba_reschedule_frames,
1634 max_tx->agg.ba_reschedule_frames);
1635 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1636 "agg scd_query_agg_frame:",
92a35bda 1637 le32_to_cpu(tx->agg.scd_query_agg_frame_cnt),
e3ef2164
WYG		 1638 accum_tx->agg.scd_query_agg_frame_cnt,
1639 delta_tx->agg.scd_query_agg_frame_cnt,
1640 max_tx->agg.scd_query_agg_frame_cnt);
1641 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1642 "agg scd_query_no_agg:",
92a35bda 1643 le32_to_cpu(tx->agg.scd_query_no_agg),
e3ef2164
WYG		 1644 accum_tx->agg.scd_query_no_agg,
1645 delta_tx->agg.scd_query_no_agg,
1646 max_tx->agg.scd_query_no_agg);
1647 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1648 "agg scd_query_agg:",
92a35bda 1649 le32_to_cpu(tx->agg.scd_query_agg),
e3ef2164
WYG		 1650 accum_tx->agg.scd_query_agg,
1651 delta_tx->agg.scd_query_agg,
1652 max_tx->agg.scd_query_agg);
1653 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1654 "agg scd_query_mismatch:",
92a35bda 1655 le32_to_cpu(tx->agg.scd_query_mismatch),
e3ef2164
WYG		 1656 accum_tx->agg.scd_query_mismatch,
1657 delta_tx->agg.scd_query_mismatch,
1658 max_tx->agg.scd_query_mismatch);
1659 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1660 "agg frame_not_ready:",
92a35bda 1661 le32_to_cpu(tx->agg.frame_not_ready),
e3ef2164
WYG		 1662 accum_tx->agg.frame_not_ready,
1663 delta_tx->agg.frame_not_ready,
1664 max_tx->agg.frame_not_ready);
1665 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1666 "agg underrun:",
92a35bda 1667 le32_to_cpu(tx->agg.underrun),
e3ef2164
WYG		 1668 accum_tx->agg.underrun,
1669 delta_tx->agg.underrun, max_tx->agg.underrun);
1670 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1671 "agg bt_prio_kill:",
92a35bda 1672 le32_to_cpu(tx->agg.bt_prio_kill),
e3ef2164
WYG		 1673 accum_tx->agg.bt_prio_kill,
1674 delta_tx->agg.bt_prio_kill,
1675 max_tx->agg.bt_prio_kill);
1676 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1677 "agg rx_ba_rsp_cnt:",
92a35bda 1678 le32_to_cpu(tx->agg.rx_ba_rsp_cnt),
e3ef2164
WYG		 1679 accum_tx->agg.rx_ba_rsp_cnt,
1680 delta_tx->agg.rx_ba_rsp_cnt,
1681 max_tx->agg.rx_ba_rsp_cnt);
e8fe59ae
WYG		 1682
1683 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1684 kfree(buf);
1685 return ret;
1686}
1687
1688static ssize_t iwl_dbgfs_ucode_general_stats_read(struct file *file,
1689 char __user *user_buf,
1690 size_t count, loff_t *ppos)
1691{
28f63a4b 1692 struct iwl_priv *priv = file->private_data;
e8fe59ae
WYG		 1693 int pos = 0;
1694 char *buf;
11fc5249 1695 int bufsz = sizeof(struct statistics_general) * 10 + 300;
e8fe59ae 1696 ssize_t ret;
92a35bda 1697 struct statistics_general *general, *accum_general;
e3ef2164
WYG		 1698 struct statistics_general *delta_general, *max_general;
1699 struct statistics_dbg *dbg, *accum_dbg, *delta_dbg, *max_dbg;
1700 struct statistics_div *div, *accum_div, *delta_div, *max_div;
e8fe59ae
WYG		 1701
1702 if (!iwl_is_alive(priv))
1703 return -EAGAIN;
1704
e8fe59ae
WYG		 1705 buf = kzalloc(bufsz, GFP_KERNEL);
1706 if (!buf) {
1707 IWL_ERR(priv, "Can not allocate Buffer\n");
1708 return -ENOMEM;
1709 }
1710
1711 /* the statistic information display here is based on
1712 * the last statistics notification from uCode
1713 * might not reflect the current uCode activity
1714 */
1715 general = &priv->statistics.general;
1716 dbg = &priv->statistics.general.dbg;
1717 div = &priv->statistics.general.div;
92a35bda 1718 accum_general = &priv->accum_statistics.general;
e3ef2164
WYG		 1719 delta_general = &priv->delta_statistics.general;
1720 max_general = &priv->max_delta.general;
92a35bda 1721 accum_dbg = &priv->accum_statistics.general.dbg;
e3ef2164
WYG		 1722 delta_dbg = &priv->delta_statistics.general.dbg;
1723 max_dbg = &priv->max_delta.general.dbg;
92a35bda 1724 accum_div = &priv->accum_statistics.general.div;
e3ef2164
WYG		 1725 delta_div = &priv->delta_statistics.general.div;
1726 max_div = &priv->max_delta.general.div;
e8fe59ae 1727 pos += iwl_dbgfs_statistics_flag(priv, buf, bufsz);
e3ef2164
WYG		 1728 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_header,
1729 "Statistics_General:");
1730 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_short_format,
1731 "temperature:",
e8fe59ae 1732 le32_to_cpu(general->temperature));
e3ef2164
WYG		 1733 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_short_format,
1734 "temperature_m:",
e8fe59ae 1735 le32_to_cpu(general->temperature_m));
e3ef2164
WYG		 1736 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1737 "burst_check:",
92a35bda 1738 le32_to_cpu(dbg->burst_check),
e3ef2164
WYG		 1739 accum_dbg->burst_check,
1740 delta_dbg->burst_check, max_dbg->burst_check);
1741 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1742 "burst_count:",
92a35bda 1743 le32_to_cpu(dbg->burst_count),
e3ef2164
WYG		 1744 accum_dbg->burst_count,
1745 delta_dbg->burst_count, max_dbg->burst_count);
1746 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1747 "sleep_time:",
92a35bda 1748 le32_to_cpu(general->sleep_time),
e3ef2164
WYG		 1749 accum_general->sleep_time,
1750 delta_general->sleep_time, max_general->sleep_time);
1751 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1752 "slots_out:",
92a35bda 1753 le32_to_cpu(general->slots_out),
e3ef2164
WYG		 1754 accum_general->slots_out,
1755 delta_general->slots_out, max_general->slots_out);
1756 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1757 "slots_idle:",
92a35bda 1758 le32_to_cpu(general->slots_idle),
e3ef2164
WYG		 1759 accum_general->slots_idle,
1760 delta_general->slots_idle, max_general->slots_idle);
92a35bda 1761 pos += scnprintf(buf + pos, bufsz - pos, "ttl_timestamp:\t\t\t%u\n",
e8fe59ae 1762 le32_to_cpu(general->ttl_timestamp));
e3ef2164
WYG		 1763 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1764 "tx_on_a:",
1765 le32_to_cpu(div->tx_on_a), accum_div->tx_on_a,
1766 delta_div->tx_on_a, max_div->tx_on_a);
1767 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1768 "tx_on_b:",
1769 le32_to_cpu(div->tx_on_b), accum_div->tx_on_b,
1770 delta_div->tx_on_b, max_div->tx_on_b);
1771 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1772 "exec_time:",
1773 le32_to_cpu(div->exec_time), accum_div->exec_time,
1774 delta_div->exec_time, max_div->exec_time);
1775 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1776 "probe_time:",
1777 le32_to_cpu(div->probe_time), accum_div->probe_time,
1778 delta_div->probe_time, max_div->probe_time);
1779 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1780 "rx_enable_counter:",
92a35bda 1781 le32_to_cpu(general->rx_enable_counter),
e3ef2164
WYG		 1782 accum_general->rx_enable_counter,
1783 delta_general->rx_enable_counter,
1784 max_general->rx_enable_counter);
11fc5249
WYG		 1785 pos += scnprintf(buf + pos, bufsz - pos, ucode_stats_format,
1786 "num_of_sos_states:",
1787 le32_to_cpu(general->num_of_sos_states),
1788 accum_general->num_of_sos_states,
1789 delta_general->num_of_sos_states,
1790 max_general->num_of_sos_states);
e8fe59ae
WYG		 1791 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1792 kfree(buf);
1793 return ret;
1794}
1795
5225935b
WYG		 1796static ssize_t iwl_dbgfs_sensitivity_read(struct file *file,
1797 char __user *user_buf,
1798 size_t count, loff_t *ppos) {
1799
28f63a4b 1800 struct iwl_priv *priv = file->private_data;
5225935b
WYG		 1801 int pos = 0;
1802 int cnt = 0;
1803 char *buf;
1804 int bufsz = sizeof(struct iwl_sensitivity_data) * 4 + 100;
1805 ssize_t ret;
1806 struct iwl_sensitivity_data *data;
1807
1808 data = &priv->sensitivity_data;
1809 buf = kzalloc(bufsz, GFP_KERNEL);
1810 if (!buf) {
1811 IWL_ERR(priv, "Can not allocate Buffer\n");
1812 return -ENOMEM;
1813 }
1814
1815 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm:\t\t\t %u\n",
1816 data->auto_corr_ofdm);
1817 pos += scnprintf(buf + pos, bufsz - pos,
1818 "auto_corr_ofdm_mrc:\t\t %u\n",
1819 data->auto_corr_ofdm_mrc);
1820 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm_x1:\t\t %u\n",
1821 data->auto_corr_ofdm_x1);
1822 pos += scnprintf(buf + pos, bufsz - pos,
1823 "auto_corr_ofdm_mrc_x1:\t\t %u\n",
1824 data->auto_corr_ofdm_mrc_x1);
1825 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck:\t\t\t %u\n",
1826 data->auto_corr_cck);
1827 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck_mrc:\t\t %u\n",
1828 data->auto_corr_cck_mrc);
1829 pos += scnprintf(buf + pos, bufsz - pos,
1830 "last_bad_plcp_cnt_ofdm:\t\t %u\n",
1831 data->last_bad_plcp_cnt_ofdm);
1832 pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_ofdm:\t\t %u\n",
1833 data->last_fa_cnt_ofdm);
1834 pos += scnprintf(buf + pos, bufsz - pos,
1835 "last_bad_plcp_cnt_cck:\t\t %u\n",
1836 data->last_bad_plcp_cnt_cck);
1837 pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_cck:\t\t %u\n",
1838 data->last_fa_cnt_cck);
1839 pos += scnprintf(buf + pos, bufsz - pos, "nrg_curr_state:\t\t\t %u\n",
1840 data->nrg_curr_state);
1841 pos += scnprintf(buf + pos, bufsz - pos, "nrg_prev_state:\t\t\t %u\n",
1842 data->nrg_prev_state);
1843 pos += scnprintf(buf + pos, bufsz - pos, "nrg_value:\t\t\t");
1844 for (cnt = 0; cnt < 10; cnt++) {
1845 pos += scnprintf(buf + pos, bufsz - pos, " %u",
1846 data->nrg_value[cnt]);
1847 }
1848 pos += scnprintf(buf + pos, bufsz - pos, "\n");
1849 pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_rssi:\t\t");
1850 for (cnt = 0; cnt < NRG_NUM_PREV_STAT_L; cnt++) {
1851 pos += scnprintf(buf + pos, bufsz - pos, " %u",
1852 data->nrg_silence_rssi[cnt]);
1853 }
1854 pos += scnprintf(buf + pos, bufsz - pos, "\n");
1855 pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_ref:\t\t %u\n",
1856 data->nrg_silence_ref);
1857 pos += scnprintf(buf + pos, bufsz - pos, "nrg_energy_idx:\t\t\t %u\n",
1858 data->nrg_energy_idx);
1859 pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_idx:\t\t %u\n",
1860 data->nrg_silence_idx);
1861 pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_cck:\t\t\t %u\n",
1862 data->nrg_th_cck);
1863 pos += scnprintf(buf + pos, bufsz - pos,
1864 "nrg_auto_corr_silence_diff:\t %u\n",
1865 data->nrg_auto_corr_silence_diff);
1866 pos += scnprintf(buf + pos, bufsz - pos, "num_in_cck_no_fa:\t\t %u\n",
1867 data->num_in_cck_no_fa);
1868 pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_ofdm:\t\t\t %u\n",
1869 data->nrg_th_ofdm);
1870
1871 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1872 kfree(buf);
1873 return ret;
1874}
1875
1876
1877static ssize_t iwl_dbgfs_chain_noise_read(struct file *file,
1878 char __user *user_buf,
1879 size_t count, loff_t *ppos) {
1880
28f63a4b 1881 struct iwl_priv *priv = file->private_data;
5225935b
WYG		 1882 int pos = 0;
1883 int cnt = 0;
1884 char *buf;
1885 int bufsz = sizeof(struct iwl_chain_noise_data) * 4 + 100;
1886 ssize_t ret;
1887 struct iwl_chain_noise_data *data;
1888
1889 data = &priv->chain_noise_data;
1890 buf = kzalloc(bufsz, GFP_KERNEL);
1891 if (!buf) {
1892 IWL_ERR(priv, "Can not allocate Buffer\n");
1893 return -ENOMEM;
1894 }
1895
1896 pos += scnprintf(buf + pos, bufsz - pos, "active_chains:\t\t\t %u\n",
1897 data->active_chains);
1898 pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_a:\t\t\t %u\n",
1899 data->chain_noise_a);
1900 pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_b:\t\t\t %u\n",
1901 data->chain_noise_b);
1902 pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_c:\t\t\t %u\n",
1903 data->chain_noise_c);
1904 pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_a:\t\t\t %u\n",
1905 data->chain_signal_a);
1906 pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_b:\t\t\t %u\n",
1907 data->chain_signal_b);
1908 pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_c:\t\t\t %u\n",
1909 data->chain_signal_c);
1910 pos += scnprintf(buf + pos, bufsz - pos, "beacon_count:\t\t\t %u\n",
1911 data->beacon_count);
1912
1913 pos += scnprintf(buf + pos, bufsz - pos, "disconn_array:\t\t\t");
1914 for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) {
1915 pos += scnprintf(buf + pos, bufsz - pos, " %u",
1916 data->disconn_array[cnt]);
1917 }
1918 pos += scnprintf(buf + pos, bufsz - pos, "\n");
1919 pos += scnprintf(buf + pos, bufsz - pos, "delta_gain_code:\t\t");
1920 for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) {
1921 pos += scnprintf(buf + pos, bufsz - pos, " %u",
1922 data->delta_gain_code[cnt]);
1923 }
1924 pos += scnprintf(buf + pos, bufsz - pos, "\n");
1925 pos += scnprintf(buf + pos, bufsz - pos, "radio_write:\t\t\t %u\n",
1926 data->radio_write);
1927 pos += scnprintf(buf + pos, bufsz - pos, "state:\t\t\t\t %u\n",
1928 data->state);
1929
1930 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1931 kfree(buf);
1932 return ret;
1933}
1934
f204b248
WYG		 1935static ssize_t iwl_dbgfs_tx_power_read(struct file *file,
1936 char __user *user_buf,
1937 size_t count, loff_t *ppos) {
1938
28f63a4b 1939 struct iwl_priv *priv = file->private_data;
f204b248
WYG		 1940 char buf[128];
1941 int pos = 0;
f204b248
WYG		 1942 const size_t bufsz = sizeof(buf);
1943 struct statistics_tx *tx;
1944
1945 if (!iwl_is_alive(priv))
1946 pos += scnprintf(buf + pos, bufsz - pos, "N/A\n");
1947 else {
f204b248
WYG		 1948 tx = &priv->statistics.tx;
1949 if (tx->tx_power.ant_a ||
1950 tx->tx_power.ant_b ||
1951 tx->tx_power.ant_c) {
1952 pos += scnprintf(buf + pos, bufsz - pos,
1953 "tx power: (1/2 dB step)\n");
1954 if ((priv->cfg->valid_tx_ant & ANT_A) &&
1955 tx->tx_power.ant_a)
1956 pos += scnprintf(buf + pos, bufsz - pos,
1957 "\tantenna A: 0x%X\n",
1958 tx->tx_power.ant_a);
1959 if ((priv->cfg->valid_tx_ant & ANT_B) &&
1960 tx->tx_power.ant_b)
1961 pos += scnprintf(buf + pos, bufsz - pos,
1962 "\tantenna B: 0x%X\n",
1963 tx->tx_power.ant_b);
1964 if ((priv->cfg->valid_tx_ant & ANT_C) &&
1965 tx->tx_power.ant_c)
1966 pos += scnprintf(buf + pos, bufsz - pos,
1967 "\tantenna C: 0x%X\n",
1968 tx->tx_power.ant_c);
1969 } else
1970 pos += scnprintf(buf + pos, bufsz - pos, "N/A\n");
1971 }
1972 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1973}
1974
c09430ab
WYG		 1975static ssize_t iwl_dbgfs_power_save_status_read(struct file *file,
1976 char __user *user_buf,
1977 size_t count, loff_t *ppos)
1978{
28f63a4b 1979 struct iwl_priv *priv = file->private_data;
c09430ab
WYG		 1980 char buf[60];
1981 int pos = 0;
1982 const size_t bufsz = sizeof(buf);
1983 u32 pwrsave_status;
1984
1985 pwrsave_status = iwl_read32(priv, CSR_GP_CNTRL) &
1986 CSR_GP_REG_POWER_SAVE_STATUS_MSK;
1987
1988 pos += scnprintf(buf + pos, bufsz - pos, "Power Save Status: ");
1989 pos += scnprintf(buf + pos, bufsz - pos, "%s\n",
1990 (pwrsave_status == CSR_GP_REG_NO_POWER_SAVE) ? "none" :
1991 (pwrsave_status == CSR_GP_REG_MAC_POWER_SAVE) ? "MAC" :
1992 (pwrsave_status == CSR_GP_REG_PHY_POWER_SAVE) ? "PHY" :
1993 "error");
1994
1995 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1996}
1997
7163b8a4 1998static ssize_t iwl_dbgfs_clear_ucode_statistics_write(struct file *file,
ef8d5529
WYG		 1999 const char __user *user_buf,
2000 size_t count, loff_t *ppos)
2001{
2002 struct iwl_priv *priv = file->private_data;
2003 char buf[8];
2004 int buf_size;
2005 int clear;
2006
2007 memset(buf, 0, sizeof(buf));
2008 buf_size = min(count, sizeof(buf) - 1);
2009 if (copy_from_user(buf, user_buf, buf_size))
2010 return -EFAULT;
2011 if (sscanf(buf, "%d", &clear) != 1)
2012 return -EFAULT;
2013
2014 /* make request to uCode to retrieve statistics information */
2015 mutex_lock(&priv->mutex);
2016 iwl_send_statistics_request(priv, CMD_SYNC, true);
2017 mutex_unlock(&priv->mutex);
2018
2019 return count;
2020}
2021
696bdee3
WYG		 2022static ssize_t iwl_dbgfs_csr_write(struct file *file,
2023 const char __user *user_buf,
2024 size_t count, loff_t *ppos)
2025{
2026 struct iwl_priv *priv = file->private_data;
2027 char buf[8];
2028 int buf_size;
2029 int csr;
2030
2031 memset(buf, 0, sizeof(buf));
2032 buf_size = min(count, sizeof(buf) - 1);
2033 if (copy_from_user(buf, user_buf, buf_size))
2034 return -EFAULT;
2035 if (sscanf(buf, "%d", &csr) != 1)
2036 return -EFAULT;
2037
2038 if (priv->cfg->ops->lib->dump_csr)
2039 priv->cfg->ops->lib->dump_csr(priv);
2040
2041 return count;
2042}
2043
a9e1cb6a
WYG		 2044static ssize_t iwl_dbgfs_ucode_tracing_read(struct file *file,
2045 char __user *user_buf,
2046 size_t count, loff_t *ppos) {
2047
2048 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
2049 int pos = 0;
2050 char buf[128];
2051 const size_t bufsz = sizeof(buf);
2052 ssize_t ret;
2053
2054 pos += scnprintf(buf + pos, bufsz - pos, "ucode trace timer is %s\n",
2055 priv->event_log.ucode_trace ? "On" : "Off");
2056 pos += scnprintf(buf + pos, bufsz - pos, "non_wraps_count:\t\t %u\n",
2057 priv->event_log.non_wraps_count);
2058 pos += scnprintf(buf + pos, bufsz - pos, "wraps_once_count:\t\t %u\n",
2059 priv->event_log.wraps_once_count);
2060 pos += scnprintf(buf + pos, bufsz - pos, "wraps_more_count:\t\t %u\n",
2061 priv->event_log.wraps_more_count);
2062
2063 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
2064 return ret;
2065}
2066
2067static ssize_t iwl_dbgfs_ucode_tracing_write(struct file *file,
2068 const char __user *user_buf,
2069 size_t count, loff_t *ppos)
2070{
2071 struct iwl_priv *priv = file->private_data;
2072 char buf[8];
2073 int buf_size;
2074 int trace;
2075
2076 memset(buf, 0, sizeof(buf));
2077 buf_size = min(count, sizeof(buf) - 1);
2078 if (copy_from_user(buf, user_buf, buf_size))
2079 return -EFAULT;
2080 if (sscanf(buf, "%d", &trace) != 1)
2081 return -EFAULT;
2082
2083 if (trace) {
2084 priv->event_log.ucode_trace = true;
2085 /* schedule the ucode timer to occur in UCODE_TRACE_PERIOD */
2086 mod_timer(&priv->ucode_trace,
2087 jiffies + msecs_to_jiffies(UCODE_TRACE_PERIOD));
2088 } else {
2089 priv->event_log.ucode_trace = false;
2090 del_timer_sync(&priv->ucode_trace);
2091 }
2092
2093 return count;
2094}
2095
60987206
JB		 2096static ssize_t iwl_dbgfs_rxon_flags_read(struct file *file,
2097 char __user *user_buf,
2098 size_t count, loff_t *ppos) {
2099
2100 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
2101 int len = 0;
2102 char buf[20];
2103
2104 len = sprintf(buf, "0x%04X\n", le32_to_cpu(priv->active_rxon.flags));
2105 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
2106}
2107
2108static ssize_t iwl_dbgfs_rxon_filter_flags_read(struct file *file,
2109 char __user *user_buf,
2110 size_t count, loff_t *ppos) {
2111
2112 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
2113 int len = 0;
2114 char buf[20];
2115
2116 len = sprintf(buf, "0x%04X\n",
2117 le32_to_cpu(priv->active_rxon.filter_flags));
2118 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
2119}
2120
1b3eb823
WYG		 2121static ssize_t iwl_dbgfs_fh_reg_read(struct file *file,
2122 char __user *user_buf,
2123 size_t count, loff_t *ppos)
2124{
2125 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
2126 char *buf;
2127 int pos = 0;
2128 ssize_t ret = -EFAULT;
2129
2130 if (priv->cfg->ops->lib->dump_fh) {
2131 ret = pos = priv->cfg->ops->lib->dump_fh(priv, &buf, true);
2132 if (buf) {
2133 ret = simple_read_from_buffer(user_buf,
2134 count, ppos, buf, pos);
2135 kfree(buf);
2136 }
2137 }
2138
2139 return ret;
2140}
2141
a13d276f
WYG		 2142static ssize_t iwl_dbgfs_missed_beacon_read(struct file *file,
2143 char __user *user_buf,
2144 size_t count, loff_t *ppos) {
2145
2146 struct iwl_priv *priv = file->private_data;
2147 int pos = 0;
2148 char buf[12];
2149 const size_t bufsz = sizeof(buf);
2150 ssize_t ret;
2151
2152 pos += scnprintf(buf + pos, bufsz - pos, "%d\n",
2153 priv->missed_beacon_threshold);
2154
2155 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
2156 return ret;
2157}
2158
2159static ssize_t iwl_dbgfs_missed_beacon_write(struct file *file,
2160 const char __user *user_buf,
2161 size_t count, loff_t *ppos)
2162{
2163 struct iwl_priv *priv = file->private_data;
2164 char buf[8];
2165 int buf_size;
2166 int missed;
2167
2168 memset(buf, 0, sizeof(buf));
2169 buf_size = min(count, sizeof(buf) - 1);
2170 if (copy_from_user(buf, user_buf, buf_size))
2171 return -EFAULT;
2172 if (sscanf(buf, "%d", &missed) != 1)
2173 return -EINVAL;
2174
2175 if (missed < IWL_MISSED_BEACON_THRESHOLD_MIN ||
2176 missed > IWL_MISSED_BEACON_THRESHOLD_MAX)
2177 priv->missed_beacon_threshold =
2178 IWL_MISSED_BEACON_THRESHOLD_DEF;
2179 else
2180 priv->missed_beacon_threshold = missed;
2181
2182 return count;
2183}
2184
afbdd69a
WYG		 2185static ssize_t iwl_dbgfs_internal_scan_write(struct file *file,
2186 const char __user *user_buf,
2187 size_t count, loff_t *ppos)
2188{
2189 struct iwl_priv *priv = file->private_data;
2190 char buf[8];
2191 int buf_size;
2192 int scan;
2193
2194 memset(buf, 0, sizeof(buf));
2195 buf_size = min(count, sizeof(buf) - 1);
2196 if (copy_from_user(buf, user_buf, buf_size))
2197 return -EFAULT;
2198 if (sscanf(buf, "%d", &scan) != 1)
2199 return -EINVAL;
2200
2201 iwl_internal_short_hw_scan(priv);
2202
2203 return count;
2204}
2205
3e4fb5fa
TAN		 2206static ssize_t iwl_dbgfs_plcp_delta_read(struct file *file,
2207 char __user *user_buf,
2208 size_t count, loff_t *ppos) {
2209
2210 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
2211 int pos = 0;
2212 char buf[12];
2213 const size_t bufsz = sizeof(buf);
2214 ssize_t ret;
2215
2216 pos += scnprintf(buf + pos, bufsz - pos, "%u\n",
2217 priv->cfg->plcp_delta_threshold);
2218
2219 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
2220 return ret;
2221}
2222
2223static ssize_t iwl_dbgfs_plcp_delta_write(struct file *file,
2224 const char __user *user_buf,
2225 size_t count, loff_t *ppos) {
2226
2227 struct iwl_priv *priv = file->private_data;
2228 char buf[8];
2229 int buf_size;
2230 int plcp;
2231
2232 memset(buf, 0, sizeof(buf));
2233 buf_size = min(count, sizeof(buf) - 1);
2234 if (copy_from_user(buf, user_buf, buf_size))
2235 return -EFAULT;
2236 if (sscanf(buf, "%d", &plcp) != 1)
2237 return -EINVAL;
2238 if ((plcp <= IWL_MAX_PLCP_ERR_THRESHOLD_MIN) ||
2239 (plcp > IWL_MAX_PLCP_ERR_THRESHOLD_MAX))
2240 priv->cfg->plcp_delta_threshold =
2241 IWL_MAX_PLCP_ERR_THRESHOLD_DEF;
2242 else
2243 priv->cfg->plcp_delta_threshold = plcp;
2244 return count;
2245}
2246
528c3126
WYG		 2247static ssize_t iwl_dbgfs_force_reset_read(struct file *file,
2248 char __user *user_buf,
2249 size_t count, loff_t *ppos) {
2250
2251 struct iwl_priv *priv = file->private_data;
2252 int i, pos = 0;
2253 char buf[300];
2254 const size_t bufsz = sizeof(buf);
2255 struct iwl_force_reset *force_reset;
2256
2257 for (i = 0; i < IWL_MAX_FORCE_RESET; i++) {
2258 force_reset = &priv->force_reset[i];
2259 pos += scnprintf(buf + pos, bufsz - pos,
2260 "Force reset method %d\n", i);
2261 pos += scnprintf(buf + pos, bufsz - pos,
2262 "\tnumber of reset request: %d\n",
2263 force_reset->reset_request_count);
2264 pos += scnprintf(buf + pos, bufsz - pos,
2265 "\tnumber of reset request success: %d\n",
2266 force_reset->reset_success_count);
2267 pos += scnprintf(buf + pos, bufsz - pos,
2268 "\tnumber of reset request reject: %d\n",
2269 force_reset->reset_reject_count);
2270 pos += scnprintf(buf + pos, bufsz - pos,
2271 "\treset duration: %lu\n",
2272 force_reset->reset_duration);
2273 }
2274 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
2275}
2276
04cafd7f
WYG		 2277static ssize_t iwl_dbgfs_force_reset_write(struct file *file,
2278 const char __user *user_buf,
2279 size_t count, loff_t *ppos) {
2280
2281 struct iwl_priv *priv = file->private_data;
2282 char buf[8];
2283 int buf_size;
2284 int reset, ret;
2285
2286 memset(buf, 0, sizeof(buf));
2287 buf_size = min(count, sizeof(buf) - 1);
2288 if (copy_from_user(buf, user_buf, buf_size))
2289 return -EFAULT;
2290 if (sscanf(buf, "%d", &reset) != 1)
2291 return -EINVAL;
2292 switch (reset) {
2293 case IWL_RF_RESET:
2294 case IWL_FW_RESET:
2295 ret = iwl_force_reset(priv, reset);
2296 break;
2297 default:
2298 return -EINVAL;
2299 }
2300 return ret ? ret : count;
2301}
2302
7163b8a4
WYG		 2303DEBUGFS_READ_FILE_OPS(rx_statistics);
2304DEBUGFS_READ_FILE_OPS(tx_statistics);
20594eb0 2305DEBUGFS_READ_WRITE_FILE_OPS(traffic_log);
141b03e0
WYG		 2306DEBUGFS_READ_FILE_OPS(rx_queue);
2307DEBUGFS_READ_FILE_OPS(tx_queue);
e8fe59ae
WYG		 2308DEBUGFS_READ_FILE_OPS(ucode_rx_stats);
2309DEBUGFS_READ_FILE_OPS(ucode_tx_stats);
2310DEBUGFS_READ_FILE_OPS(ucode_general_stats);
5225935b
WYG		 2311DEBUGFS_READ_FILE_OPS(sensitivity);
2312DEBUGFS_READ_FILE_OPS(chain_noise);
f204b248 2313DEBUGFS_READ_FILE_OPS(tx_power);
c09430ab 2314DEBUGFS_READ_FILE_OPS(power_save_status);
7163b8a4
WYG		 2315DEBUGFS_WRITE_FILE_OPS(clear_ucode_statistics);
2316DEBUGFS_WRITE_FILE_OPS(clear_traffic_statistics);
696bdee3 2317DEBUGFS_WRITE_FILE_OPS(csr);
a9e1cb6a 2318DEBUGFS_READ_WRITE_FILE_OPS(ucode_tracing);
1b3eb823 2319DEBUGFS_READ_FILE_OPS(fh_reg);
a13d276f 2320DEBUGFS_READ_WRITE_FILE_OPS(missed_beacon);
afbdd69a 2321DEBUGFS_WRITE_FILE_OPS(internal_scan);
3e4fb5fa 2322DEBUGFS_READ_WRITE_FILE_OPS(plcp_delta);
528c3126 2323DEBUGFS_READ_WRITE_FILE_OPS(force_reset);
60987206
JB		 2324DEBUGFS_READ_FILE_OPS(rxon_flags);
2325DEBUGFS_READ_FILE_OPS(rxon_filter_flags);
20594eb0 2326
712b6cf5
TW		 2327/*
2328 * Create the debugfs files and directories
2329 *
2330 */
2331int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
2332{
95b1a822 2333 struct dentry *phyd = priv->hw->wiphy->debugfsdir;
4c84a8f1 2334 struct dentry *dir_drv, *dir_data, *dir_rf, *dir_debug;
712b6cf5 2335
4c84a8f1
JB		 2336 dir_drv = debugfs_create_dir(name, phyd);
2337 if (!dir_drv)
2338 return -ENOMEM;
712b6cf5 2339
4c84a8f1
JB		 2340 priv->debugfs_dir = dir_drv;
2341
2342 dir_data = debugfs_create_dir("data", dir_drv);
2343 if (!dir_data)
2344 goto err;
2345 dir_rf = debugfs_create_dir("rf", dir_drv);
2346 if (!dir_rf)
2347 goto err;
2348 dir_debug = debugfs_create_dir("debug", dir_drv);
2349 if (!dir_debug)
712b6cf5 2350 goto err;
712b6cf5 2351
4c84a8f1
JB		 2352 DEBUGFS_ADD_FILE(nvm, dir_data, S_IRUSR);
2353 DEBUGFS_ADD_FILE(sram, dir_data, S_IWUSR | S_IRUSR);
2354 DEBUGFS_ADD_FILE(log_event, dir_data, S_IWUSR | S_IRUSR);
2355 DEBUGFS_ADD_FILE(stations, dir_data, S_IRUSR);
2356 DEBUGFS_ADD_FILE(channels, dir_data, S_IRUSR);
2357 DEBUGFS_ADD_FILE(status, dir_data, S_IRUSR);
2358 DEBUGFS_ADD_FILE(interrupt, dir_data, S_IWUSR | S_IRUSR);
2359 DEBUGFS_ADD_FILE(qos, dir_data, S_IRUSR);
2360 DEBUGFS_ADD_FILE(led, dir_data, S_IRUSR);
2361 DEBUGFS_ADD_FILE(sleep_level_override, dir_data, S_IWUSR | S_IRUSR);
2362 DEBUGFS_ADD_FILE(current_sleep_command, dir_data, S_IRUSR);
2363 DEBUGFS_ADD_FILE(thermal_throttling, dir_data, S_IRUSR);
2364 DEBUGFS_ADD_FILE(disable_ht40, dir_data, S_IWUSR | S_IRUSR);
2365 DEBUGFS_ADD_FILE(rx_statistics, dir_debug, S_IRUSR);
2366 DEBUGFS_ADD_FILE(tx_statistics, dir_debug, S_IRUSR);
2367 DEBUGFS_ADD_FILE(traffic_log, dir_debug, S_IWUSR | S_IRUSR);
2368 DEBUGFS_ADD_FILE(rx_queue, dir_debug, S_IRUSR);
2369 DEBUGFS_ADD_FILE(tx_queue, dir_debug, S_IRUSR);
2370 DEBUGFS_ADD_FILE(tx_power, dir_debug, S_IRUSR);
2371 DEBUGFS_ADD_FILE(power_save_status, dir_debug, S_IRUSR);
2372 DEBUGFS_ADD_FILE(clear_ucode_statistics, dir_debug, S_IWUSR);
2373 DEBUGFS_ADD_FILE(clear_traffic_statistics, dir_debug, S_IWUSR);
2374 DEBUGFS_ADD_FILE(csr, dir_debug, S_IWUSR);
2375 DEBUGFS_ADD_FILE(fh_reg, dir_debug, S_IRUSR);
2376 DEBUGFS_ADD_FILE(missed_beacon, dir_debug, S_IWUSR);
2377 DEBUGFS_ADD_FILE(internal_scan, dir_debug, S_IWUSR);
2378 DEBUGFS_ADD_FILE(plcp_delta, dir_debug, S_IWUSR | S_IRUSR);
528c3126 2379 DEBUGFS_ADD_FILE(force_reset, dir_debug, S_IWUSR | S_IRUSR);
e8fe59ae 2380 if ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) != CSR_HW_REV_TYPE_3945) {
4c84a8f1
JB		 2381 DEBUGFS_ADD_FILE(ucode_rx_stats, dir_debug, S_IRUSR);
2382 DEBUGFS_ADD_FILE(ucode_tx_stats, dir_debug, S_IRUSR);
2383 DEBUGFS_ADD_FILE(ucode_general_stats, dir_debug, S_IRUSR);
2384 DEBUGFS_ADD_FILE(sensitivity, dir_debug, S_IRUSR);
2385 DEBUGFS_ADD_FILE(chain_noise, dir_debug, S_IRUSR);
2386 DEBUGFS_ADD_FILE(ucode_tracing, dir_debug, S_IWUSR | S_IRUSR);
e8fe59ae 2387 }
60987206
JB		 2388 DEBUGFS_ADD_FILE(rxon_flags, dir_debug, S_IWUSR);
2389 DEBUGFS_ADD_FILE(rxon_filter_flags, dir_debug, S_IWUSR);
4c84a8f1
JB		 2390 DEBUGFS_ADD_BOOL(disable_sensitivity, dir_rf, &priv->disable_sens_cal);
2391 DEBUGFS_ADD_BOOL(disable_chain_noise, dir_rf,
445c2dff 2392 &priv->disable_chain_noise_cal);
030b8655
WYG		 2393 if (((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_4965) ||
2394 ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_3945))
4c84a8f1 2395 DEBUGFS_ADD_BOOL(disable_tx_power, dir_rf,
030b8655 2396 &priv->disable_tx_power_cal);
712b6cf5
TW		 2397 return 0;
2398
2399err:
4c84a8f1 2400 IWL_ERR(priv, "Can't create the debugfs directory\n");
712b6cf5 2401 iwl_dbgfs_unregister(priv);
4c84a8f1 2402 return -ENOMEM;
712b6cf5
TW		 2403}
2404EXPORT_SYMBOL(iwl_dbgfs_register);
2405
2406/**
2407 * Remove the debugfs files and directories
2408 *
2409 */
2410void iwl_dbgfs_unregister(struct iwl_priv *priv)
2411{
4c84a8f1 2412 if (!priv->debugfs_dir)
712b6cf5
TW		 2413 return;
2414
4c84a8f1
JB		 2415 debugfs_remove_recursive(priv->debugfs_dir);
2416 priv->debugfs_dir = NULL;
712b6cf5
TW		 2417}
2418EXPORT_SYMBOL(iwl_dbgfs_unregister);
2419
2420
445c2dff 2421
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