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iwlagn: Add support for bluetooth statistics notification
[deliverable/linux.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
5a0e3ad6 29#include <linux/slab.h>
712b6cf5
TW		 30#include <linux/kernel.h>
31#include <linux/module.h>
32#include <linux/debugfs.h>
33
34#include <linux/ieee80211.h>
35#include <net/mac80211.h>
36
37
3e0d4cb1 38#include "iwl-dev.h"
712b6cf5 39#include "iwl-debug.h"
fee1247a 40#include "iwl-core.h"
3395f6e9 41#include "iwl-io.h"
5225935b 42#include "iwl-calib.h"
712b6cf5
TW		 43
44/* create and remove of files */
4c84a8f1
JB		 45#define DEBUGFS_ADD_FILE(name, parent, mode) do { \
46 if (!debugfs_create_file(#name, mode, parent, priv, \
47 &iwl_dbgfs_##name##_ops)) \
48 goto err; \
712b6cf5
TW		 49} while (0)
50
4c84a8f1
JB		 51#define DEBUGFS_ADD_BOOL(name, parent, ptr) do { \
52 struct dentry *__tmp; \
53 __tmp = debugfs_create_bool(#name, S_IWUSR | S_IRUSR, \
54 parent, ptr); \
55 if (IS_ERR(__tmp) || !__tmp) \
56 goto err; \
712b6cf5
TW		 57} while (0)
58
4c84a8f1
JB		 59#define DEBUGFS_ADD_X32(name, parent, ptr) do { \
60 struct dentry *__tmp; \
61 __tmp = debugfs_create_x32(#name, S_IWUSR | S_IRUSR, \
62 parent, ptr); \
63 if (IS_ERR(__tmp) || !__tmp) \
64 goto err; \
445c2dff
TW		 65} while (0)
66
712b6cf5
TW		 67/* file operation */
68#define DEBUGFS_READ_FUNC(name) \
69static ssize_t iwl_dbgfs_##name##_read(struct file *file, \
70 char __user *user_buf, \
71 size_t count, loff_t *ppos);
72
73#define DEBUGFS_WRITE_FUNC(name) \
74static ssize_t iwl_dbgfs_##name##_write(struct file *file, \
75 const char __user *user_buf, \
76 size_t count, loff_t *ppos);
77
78
79static int iwl_dbgfs_open_file_generic(struct inode *inode, struct file *file)
80{
81 file->private_data = inode->i_private;
82 return 0;
83}
84
85#define DEBUGFS_READ_FILE_OPS(name) \
86 DEBUGFS_READ_FUNC(name); \
87static const struct file_operations iwl_dbgfs_##name##_ops = { \
88 .read = iwl_dbgfs_##name##_read, \
89 .open = iwl_dbgfs_open_file_generic, \
90};
91
189a2b59
EK		 92#define DEBUGFS_WRITE_FILE_OPS(name) \
93 DEBUGFS_WRITE_FUNC(name); \
94static const struct file_operations iwl_dbgfs_##name##_ops = { \
95 .write = iwl_dbgfs_##name##_write, \
96 .open = iwl_dbgfs_open_file_generic, \
97};
98
99
712b6cf5
TW		 100#define DEBUGFS_READ_WRITE_FILE_OPS(name) \
101 DEBUGFS_READ_FUNC(name); \
102 DEBUGFS_WRITE_FUNC(name); \
103static const struct file_operations iwl_dbgfs_##name##_ops = { \
104 .write = iwl_dbgfs_##name##_write, \
105 .read = iwl_dbgfs_##name##_read, \
106 .open = iwl_dbgfs_open_file_generic, \
107};
108
712b6cf5
TW		 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];
da73511d
JB		 312 if (!station->used)
313 continue;
314 pos += scnprintf(buf + pos, bufsz - pos,
315 "station %d - addr: %pM, flags: %#x\n",
316 i, station->sta.sta.addr,
317 station->sta.station_flags_msk);
318 pos += scnprintf(buf + pos, bufsz - pos,
319 "TID\tseq_num\ttxq_id\tframes\ttfds\t");
320 pos += scnprintf(buf + pos, bufsz - pos,
321 "start_idx\tbitmap\t\t\trate_n_flags\n");
712b6cf5 322
da73511d
JB		 323 for (j = 0; j < MAX_TID_COUNT; j++) {
324 pos += scnprintf(buf + pos, bufsz - pos,
325 "%d:\t%#x\t%#x\t%u\t%u\t%u\t\t%#.16llx\t%#x",
326 j, station->tid[j].seq_number,
327 station->tid[j].agg.txq_id,
328 station->tid[j].agg.frame_count,
329 station->tid[j].tfds_in_queue,
330 station->tid[j].agg.start_idx,
331 station->tid[j].agg.bitmap,
332 station->tid[j].agg.rate_n_flags);
333
334 if (station->tid[j].agg.wait_for_ba)
db0589f3 335 pos += scnprintf(buf + pos, bufsz - pos,
da73511d 336 " - waitforba");
db0589f3 337 pos += scnprintf(buf + pos, bufsz - pos, "\n");
712b6cf5 338 }
da73511d
JB		 339
340 pos += scnprintf(buf + pos, bufsz - pos, "\n");
712b6cf5
TW		 341 }
342
343 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
344 kfree(buf);
345 return ret;
346}
347
0848e297 348static ssize_t iwl_dbgfs_nvm_read(struct file *file,
8dd266ef
TW		 349 char __user *user_buf,
350 size_t count,
351 loff_t *ppos)
352{
353 ssize_t ret;
28f63a4b 354 struct iwl_priv *priv = file->private_data;
8dd266ef
TW		 355 int pos = 0, ofs = 0, buf_size = 0;
356 const u8 *ptr;
357 char *buf;
e307ddce 358 u16 eeprom_ver;
8dd266ef
TW		 359 size_t eeprom_len = priv->cfg->eeprom_size;
360 buf_size = 4 * eeprom_len + 256;
361
362 if (eeprom_len % 16) {
0848e297 363 IWL_ERR(priv, "NVM size is not multiple of 16.\n");
8dd266ef
TW		 364 return -ENODATA;
365 }
366
c37457e6
JL		 367 ptr = priv->eeprom;
368 if (!ptr) {
369 IWL_ERR(priv, "Invalid EEPROM/OTP memory\n");
370 return -ENOMEM;
371 }
372
8dd266ef
TW		 373 /* 4 characters for byte 0xYY */
374 buf = kzalloc(buf_size, GFP_KERNEL);
375 if (!buf) {
15b1687c 376 IWL_ERR(priv, "Can not allocate Buffer\n");
8dd266ef
TW		 377 return -ENOMEM;
378 }
e307ddce
WYG		 379 eeprom_ver = iwl_eeprom_query16(priv, EEPROM_VERSION);
380 pos += scnprintf(buf + pos, buf_size - pos, "NVM Type: %s, "
381 "version: 0x%x\n",
0848e297 382 (priv->nvm_device_type == NVM_DEVICE_TYPE_OTP)
e307ddce 383 ? "OTP" : "EEPROM", eeprom_ver);
8dd266ef
TW		 384 for (ofs = 0 ; ofs < eeprom_len ; ofs += 16) {
385 pos += scnprintf(buf + pos, buf_size - pos, "0x%.4x ", ofs);
386 hex_dump_to_buffer(ptr + ofs, 16 , 16, 2, buf + pos,
387 buf_size - pos, 0);
2fac9717 388 pos += strlen(buf + pos);
8dd266ef
TW		 389 if (buf_size - pos > 0)
390 buf[pos++] = '\n';
391 }
392
393 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
394 kfree(buf);
395 return ret;
396}
712b6cf5 397
b03d7d0f
WYG		 398static ssize_t iwl_dbgfs_log_event_read(struct file *file,
399 char __user *user_buf,
400 size_t count, loff_t *ppos)
401{
402 struct iwl_priv *priv = file->private_data;
403 char *buf;
404 int pos = 0;
405 ssize_t ret = -ENOMEM;
406
937c397e
WYG		 407 ret = pos = priv->cfg->ops->lib->dump_nic_event_log(
408 priv, true, &buf, true);
409 if (buf) {
b03d7d0f
WYG		 410 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
411 kfree(buf);
412 }
413 return ret;
414}
415
189a2b59
EK		 416static ssize_t iwl_dbgfs_log_event_write(struct file *file,
417 const char __user *user_buf,
418 size_t count, loff_t *ppos)
419{
420 struct iwl_priv *priv = file->private_data;
421 u32 event_log_flag;
422 char buf[8];
423 int buf_size;
424
425 memset(buf, 0, sizeof(buf));
426 buf_size = min(count, sizeof(buf) - 1);
427 if (copy_from_user(buf, user_buf, buf_size))
428 return -EFAULT;
429 if (sscanf(buf, "%d", &event_log_flag) != 1)
430 return -EFAULT;
431 if (event_log_flag == 1)
b03d7d0f
WYG		 432 priv->cfg->ops->lib->dump_nic_event_log(priv, true,
433 NULL, false);
189a2b59
EK		 434
435 return count;
436}
437
d366df5a
WT		 438
439
440static ssize_t iwl_dbgfs_channels_read(struct file *file, char __user *user_buf,
441 size_t count, loff_t *ppos)
442{
28f63a4b 443 struct iwl_priv *priv = file->private_data;
d366df5a
WT		 444 struct ieee80211_channel *channels = NULL;
445 const struct ieee80211_supported_band *supp_band = NULL;
446 int pos = 0, i, bufsz = PAGE_SIZE;
447 char *buf;
448 ssize_t ret;
449
450 if (!test_bit(STATUS_GEO_CONFIGURED, &priv->status))
451 return -EAGAIN;
452
453 buf = kzalloc(bufsz, GFP_KERNEL);
454 if (!buf) {
15b1687c 455 IWL_ERR(priv, "Can not allocate Buffer\n");
d366df5a
WT		 456 return -ENOMEM;
457 }
458
459 supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_2GHZ);
a2e2322d
WYG		 460 if (supp_band) {
461 channels = supp_band->channels;
d366df5a 462
d366df5a 463 pos += scnprintf(buf + pos, bufsz - pos,
a2e2322d
WYG		 464 "Displaying %d channels in 2.4GHz band 802.11bg):\n",
465 supp_band->n_channels);
d366df5a 466
a2e2322d
WYG		 467 for (i = 0; i < supp_band->n_channels; i++)
468 pos += scnprintf(buf + pos, bufsz - pos,
469 "%d: %ddBm: BSS%s%s, %s.\n",
470 ieee80211_frequency_to_channel(
471 channels[i].center_freq),
472 channels[i].max_power,
473 channels[i].flags & IEEE80211_CHAN_RADAR ?
474 " (IEEE 802.11h required)" : "",
475 ((channels[i].flags & IEEE80211_CHAN_NO_IBSS)
476 || (channels[i].flags &
477 IEEE80211_CHAN_RADAR)) ? "" :
478 ", IBSS",
479 channels[i].flags &
480 IEEE80211_CHAN_PASSIVE_SCAN ?
481 "passive only" : "active/passive");
482 }
d366df5a 483 supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_5GHZ);
a2e2322d
WYG		 484 if (supp_band) {
485 channels = supp_band->channels;
d366df5a 486
d366df5a 487 pos += scnprintf(buf + pos, bufsz - pos,
a2e2322d
WYG		 488 "Displaying %d channels in 5.2GHz band (802.11a)\n",
489 supp_band->n_channels);
490
491 for (i = 0; i < supp_band->n_channels; i++)
492 pos += scnprintf(buf + pos, bufsz - pos,
493 "%d: %ddBm: BSS%s%s, %s.\n",
494 ieee80211_frequency_to_channel(
495 channels[i].center_freq),
496 channels[i].max_power,
497 channels[i].flags & IEEE80211_CHAN_RADAR ?
498 " (IEEE 802.11h required)" : "",
499 ((channels[i].flags & IEEE80211_CHAN_NO_IBSS)
500 || (channels[i].flags &
501 IEEE80211_CHAN_RADAR)) ? "" :
502 ", IBSS",
503 channels[i].flags &
504 IEEE80211_CHAN_PASSIVE_SCAN ?
505 "passive only" : "active/passive");
506 }
d366df5a
WT		 507 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
508 kfree(buf);
509 return ret;
510}
511
08df05aa
WYG		 512static ssize_t iwl_dbgfs_status_read(struct file *file,
513 char __user *user_buf,
514 size_t count, loff_t *ppos) {
515
28f63a4b 516 struct iwl_priv *priv = file->private_data;
08df05aa
WYG		 517 char buf[512];
518 int pos = 0;
519 const size_t bufsz = sizeof(buf);
520
521 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_HCMD_ACTIVE:\t %d\n",
522 test_bit(STATUS_HCMD_ACTIVE, &priv->status));
08df05aa
WYG		 523 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INT_ENABLED:\t %d\n",
524 test_bit(STATUS_INT_ENABLED, &priv->status));
525 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_RF_KILL_HW:\t %d\n",
526 test_bit(STATUS_RF_KILL_HW, &priv->status));
7812b167
WYG		 527 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_CT_KILL:\t\t %d\n",
528 test_bit(STATUS_CT_KILL, &priv->status));
08df05aa
WYG		 529 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INIT:\t\t %d\n",
530 test_bit(STATUS_INIT, &priv->status));
531 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_ALIVE:\t\t %d\n",
532 test_bit(STATUS_ALIVE, &priv->status));
533 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_READY:\t\t %d\n",
534 test_bit(STATUS_READY, &priv->status));
535 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_TEMPERATURE:\t %d\n",
536 test_bit(STATUS_TEMPERATURE, &priv->status));
537 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_GEO_CONFIGURED:\t %d\n",
538 test_bit(STATUS_GEO_CONFIGURED, &priv->status));
539 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_EXIT_PENDING:\t %d\n",
540 test_bit(STATUS_EXIT_PENDING, &priv->status));
08df05aa
WYG		 541 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_STATISTICS:\t %d\n",
542 test_bit(STATUS_STATISTICS, &priv->status));
543 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCANNING:\t %d\n",
544 test_bit(STATUS_SCANNING, &priv->status));
545 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_ABORTING:\t %d\n",
546 test_bit(STATUS_SCAN_ABORTING, &priv->status));
547 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_HW:\t\t %d\n",
548 test_bit(STATUS_SCAN_HW, &priv->status));
549 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_POWER_PMI:\t %d\n",
550 test_bit(STATUS_POWER_PMI, &priv->status));
551 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_FW_ERROR:\t %d\n",
552 test_bit(STATUS_FW_ERROR, &priv->status));
08df05aa
WYG		 553 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
554}
555
a83b9141
WYG		 556static ssize_t iwl_dbgfs_interrupt_read(struct file *file,
557 char __user *user_buf,
558 size_t count, loff_t *ppos) {
559
28f63a4b 560 struct iwl_priv *priv = file->private_data;
a83b9141
WYG		 561 int pos = 0;
562 int cnt = 0;
563 char *buf;
564 int bufsz = 24 * 64; /* 24 items * 64 char per item */
565 ssize_t ret;
566
567 buf = kzalloc(bufsz, GFP_KERNEL);
568 if (!buf) {
569 IWL_ERR(priv, "Can not allocate Buffer\n");
570 return -ENOMEM;
571 }
572
573 pos += scnprintf(buf + pos, bufsz - pos,
574 "Interrupt Statistics Report:\n");
575
576 pos += scnprintf(buf + pos, bufsz - pos, "HW Error:\t\t\t %u\n",
577 priv->isr_stats.hw);
578 pos += scnprintf(buf + pos, bufsz - pos, "SW Error:\t\t\t %u\n",
579 priv->isr_stats.sw);
580 if (priv->isr_stats.sw > 0) {
581 pos += scnprintf(buf + pos, bufsz - pos,
582 "\tLast Restarting Code: 0x%X\n",
583 priv->isr_stats.sw_err);
584 }
585#ifdef CONFIG_IWLWIFI_DEBUG
586 pos += scnprintf(buf + pos, bufsz - pos, "Frame transmitted:\t\t %u\n",
587 priv->isr_stats.sch);
588 pos += scnprintf(buf + pos, bufsz - pos, "Alive interrupt:\t\t %u\n",
589 priv->isr_stats.alive);
590#endif
591 pos += scnprintf(buf + pos, bufsz - pos,
592 "HW RF KILL switch toggled:\t %u\n",
593 priv->isr_stats.rfkill);
594
595 pos += scnprintf(buf + pos, bufsz - pos, "CT KILL:\t\t\t %u\n",
596 priv->isr_stats.ctkill);
597
598 pos += scnprintf(buf + pos, bufsz - pos, "Wakeup Interrupt:\t\t %u\n",
599 priv->isr_stats.wakeup);
600
601 pos += scnprintf(buf + pos, bufsz - pos,
602 "Rx command responses:\t\t %u\n",
603 priv->isr_stats.rx);
604 for (cnt = 0; cnt < REPLY_MAX; cnt++) {
605 if (priv->isr_stats.rx_handlers[cnt] > 0)
606 pos += scnprintf(buf + pos, bufsz - pos,
607 "\tRx handler[%36s]:\t\t %u\n",
608 get_cmd_string(cnt),
609 priv->isr_stats.rx_handlers[cnt]);
610 }
611
612 pos += scnprintf(buf + pos, bufsz - pos, "Tx/FH interrupt:\t\t %u\n",
613 priv->isr_stats.tx);
614
615 pos += scnprintf(buf + pos, bufsz - pos, "Unexpected INTA:\t\t %u\n",
616 priv->isr_stats.unhandled);
617
618 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
619 kfree(buf);
620 return ret;
621}
622
623static ssize_t iwl_dbgfs_interrupt_write(struct file *file,
624 const char __user *user_buf,
625 size_t count, loff_t *ppos)
626{
627 struct iwl_priv *priv = file->private_data;
628 char buf[8];
629 int buf_size;
630 u32 reset_flag;
631
632 memset(buf, 0, sizeof(buf));
633 buf_size = min(count, sizeof(buf) - 1);
634 if (copy_from_user(buf, user_buf, buf_size))
635 return -EFAULT;
636 if (sscanf(buf, "%x", &reset_flag) != 1)
637 return -EFAULT;
638 if (reset_flag == 0)
639 iwl_clear_isr_stats(priv);
640
641 return count;
642}
643
f5ad69fa
WYG		 644static ssize_t iwl_dbgfs_qos_read(struct file *file, char __user *user_buf,
645 size_t count, loff_t *ppos)
646{
28f63a4b 647 struct iwl_priv *priv = file->private_data;
f5ad69fa
WYG		 648 int pos = 0, i;
649 char buf[256];
650 const size_t bufsz = sizeof(buf);
f5ad69fa
WYG		 651
652 for (i = 0; i < AC_NUM; i++) {
653 pos += scnprintf(buf + pos, bufsz - pos,
654 "\tcw_min\tcw_max\taifsn\ttxop\n");
655 pos += scnprintf(buf + pos, bufsz - pos,
656 "AC[%d]\t%u\t%u\t%u\t%u\n", i,
657 priv->qos_data.def_qos_parm.ac[i].cw_min,
658 priv->qos_data.def_qos_parm.ac[i].cw_max,
659 priv->qos_data.def_qos_parm.ac[i].aifsn,
660 priv->qos_data.def_qos_parm.ac[i].edca_txop);
661 }
4967c316 662 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
f5ad69fa 663}
a83b9141 664
a283c011
WYG		 665static ssize_t iwl_dbgfs_led_read(struct file *file, char __user *user_buf,
666 size_t count, loff_t *ppos)
667{
28f63a4b 668 struct iwl_priv *priv = file->private_data;
a283c011
WYG		 669 int pos = 0;
670 char buf[256];
671 const size_t bufsz = sizeof(buf);
a283c011
WYG		 672
673 pos += scnprintf(buf + pos, bufsz - pos,
674 "allow blinking: %s\n",
675 (priv->allow_blinking) ? "True" : "False");
676 if (priv->allow_blinking) {
677 pos += scnprintf(buf + pos, bufsz - pos,
678 "Led blinking rate: %u\n",
679 priv->last_blink_rate);
680 pos += scnprintf(buf + pos, bufsz - pos,
681 "Last blink time: %lu\n",
682 priv->last_blink_time);
683 }
684
4967c316 685 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
a283c011 686}
a283c011 687
fbf3a2af
WYG		 688static ssize_t iwl_dbgfs_thermal_throttling_read(struct file *file,
689 char __user *user_buf,
690 size_t count, loff_t *ppos)
691{
28f63a4b 692 struct iwl_priv *priv = file->private_data;
3ad3b92a 693 struct iwl_tt_mgmt *tt = &priv->thermal_throttle;
fbf3a2af
WYG		 694 struct iwl_tt_restriction *restriction;
695 char buf[100];
696 int pos = 0;
697 const size_t bufsz = sizeof(buf);
fbf3a2af
WYG		 698
699 pos += scnprintf(buf + pos, bufsz - pos,
700 "Thermal Throttling Mode: %s\n",
3ad3b92a 701 tt->advanced_tt ? "Advance" : "Legacy");
fbf3a2af
WYG		 702 pos += scnprintf(buf + pos, bufsz - pos,
703 "Thermal Throttling State: %d\n",
704 tt->state);
3ad3b92a 705 if (tt->advanced_tt) {
fbf3a2af
WYG		 706 restriction = tt->restriction + tt->state;
707 pos += scnprintf(buf + pos, bufsz - pos,
708 "Tx mode: %d\n",
709 restriction->tx_stream);
710 pos += scnprintf(buf + pos, bufsz - pos,
711 "Rx mode: %d\n",
712 restriction->rx_stream);
713 pos += scnprintf(buf + pos, bufsz - pos,
714 "HT mode: %d\n",
715 restriction->is_ht);
716 }
4967c316 717 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
fbf3a2af
WYG		 718}
719
1e4247d4
WYG		 720static ssize_t iwl_dbgfs_disable_ht40_write(struct file *file,
721 const char __user *user_buf,
722 size_t count, loff_t *ppos)
723{
724 struct iwl_priv *priv = file->private_data;
725 char buf[8];
726 int buf_size;
727 int ht40;
728
729 memset(buf, 0, sizeof(buf));
730 buf_size = min(count, sizeof(buf) - 1);
731 if (copy_from_user(buf, user_buf, buf_size))
732 return -EFAULT;
733 if (sscanf(buf, "%d", &ht40) != 1)
734 return -EFAULT;
735 if (!iwl_is_associated(priv))
736 priv->disable_ht40 = ht40 ? true : false;
737 else {
738 IWL_ERR(priv, "Sta associated with AP - "
739 "Change to 40MHz channel support is not allowed\n");
740 return -EINVAL;
741 }
742
743 return count;
744}
745
746static ssize_t iwl_dbgfs_disable_ht40_read(struct file *file,
747 char __user *user_buf,
748 size_t count, loff_t *ppos)
749{
28f63a4b 750 struct iwl_priv *priv = file->private_data;
1e4247d4
WYG		 751 char buf[100];
752 int pos = 0;
753 const size_t bufsz = sizeof(buf);
1e4247d4
WYG		 754
755 pos += scnprintf(buf + pos, bufsz - pos,
756 "11n 40MHz Mode: %s\n",
757 priv->disable_ht40 ? "Disabled" : "Enabled");
4967c316 758 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1e4247d4
WYG		 759}
760
e312c24c
JB		 761static ssize_t iwl_dbgfs_sleep_level_override_write(struct file *file,
762 const char __user *user_buf,
763 size_t count, loff_t *ppos)
764{
765 struct iwl_priv *priv = file->private_data;
766 char buf[8];
767 int buf_size;
768 int value;
769
770 memset(buf, 0, sizeof(buf));
771 buf_size = min(count, sizeof(buf) - 1);
772 if (copy_from_user(buf, user_buf, buf_size))
773 return -EFAULT;
774
775 if (sscanf(buf, "%d", &value) != 1)
776 return -EINVAL;
777
778 /*
779 * Our users expect 0 to be "CAM", but 0 isn't actually
780 * valid here. However, let's not confuse them and present
781 * IWL_POWER_INDEX_1 as "1", not "0".
782 */
1a34c043
RC		 783 if (value == 0)
784 return -EINVAL;
785 else if (value > 0)
e312c24c
JB		 786 value -= 1;
787
788 if (value != -1 && (value < 0 || value >= IWL_POWER_NUM))
789 return -EINVAL;
790
4ad177b5
WYG		 791 if (!iwl_is_ready_rf(priv))
792 return -EAGAIN;
793
e312c24c
JB		 794 priv->power_data.debug_sleep_level_override = value;
795
d3a57197 796 mutex_lock(&priv->mutex);
4ad177b5 797 iwl_power_update_mode(priv, true);
d3a57197 798 mutex_unlock(&priv->mutex);
e312c24c
JB		 799
800 return count;
801}
802
803static ssize_t iwl_dbgfs_sleep_level_override_read(struct file *file,
804 char __user *user_buf,
805 size_t count, loff_t *ppos)
806{
28f63a4b 807 struct iwl_priv *priv = file->private_data;
e312c24c
JB		 808 char buf[10];
809 int pos, value;
810 const size_t bufsz = sizeof(buf);
811
812 /* see the write function */
813 value = priv->power_data.debug_sleep_level_override;
814 if (value >= 0)
815 value += 1;
816
817 pos = scnprintf(buf, bufsz, "%d\n", value);
818 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
819}
820
821static ssize_t iwl_dbgfs_current_sleep_command_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[200];
827 int pos = 0, i;
828 const size_t bufsz = sizeof(buf);
829 struct iwl_powertable_cmd *cmd = &priv->power_data.sleep_cmd;
830
831 pos += scnprintf(buf + pos, bufsz - pos,
832 "flags: %#.2x\n", le16_to_cpu(cmd->flags));
833 pos += scnprintf(buf + pos, bufsz - pos,
834 "RX/TX timeout: %d/%d usec\n",
835 le32_to_cpu(cmd->rx_data_timeout),
836 le32_to_cpu(cmd->tx_data_timeout));
837 for (i = 0; i < IWL_POWER_VEC_SIZE; i++)
838 pos += scnprintf(buf + pos, bufsz - pos,
839 "sleep_interval[%d]: %d\n", i,
840 le32_to_cpu(cmd->sleep_interval[i]));
841
842 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
843}
844
712b6cf5 845DEBUGFS_READ_WRITE_FILE_OPS(sram);
b03d7d0f 846DEBUGFS_READ_WRITE_FILE_OPS(log_event);
0848e297 847DEBUGFS_READ_FILE_OPS(nvm);
712b6cf5 848DEBUGFS_READ_FILE_OPS(stations);
d366df5a 849DEBUGFS_READ_FILE_OPS(channels);
08df05aa 850DEBUGFS_READ_FILE_OPS(status);
a83b9141 851DEBUGFS_READ_WRITE_FILE_OPS(interrupt);
f5ad69fa 852DEBUGFS_READ_FILE_OPS(qos);
a283c011 853DEBUGFS_READ_FILE_OPS(led);
fbf3a2af 854DEBUGFS_READ_FILE_OPS(thermal_throttling);
1e4247d4 855DEBUGFS_READ_WRITE_FILE_OPS(disable_ht40);
e312c24c
JB		 856DEBUGFS_READ_WRITE_FILE_OPS(sleep_level_override);
857DEBUGFS_READ_FILE_OPS(current_sleep_command);
712b6cf5 858
20594eb0
WYG		 859static ssize_t iwl_dbgfs_traffic_log_read(struct file *file,
860 char __user *user_buf,
861 size_t count, loff_t *ppos)
862{
863 struct iwl_priv *priv = file->private_data;
864 int pos = 0, ofs = 0;
865 int cnt = 0, entry;
866 struct iwl_tx_queue *txq;
867 struct iwl_queue *q;
868 struct iwl_rx_queue *rxq = &priv->rxq;
869 char *buf;
870 int bufsz = ((IWL_TRAFFIC_ENTRIES * IWL_TRAFFIC_ENTRY_SIZE * 64) * 2) +
88804e2b 871 (priv->cfg->num_of_queues * 32 * 8) + 400;
20594eb0
WYG		 872 const u8 *ptr;
873 ssize_t ret;
874
88804e2b
WYG		 875 if (!priv->txq) {
876 IWL_ERR(priv, "txq not ready\n");
877 return -EAGAIN;
878 }
20594eb0
WYG		 879 buf = kzalloc(bufsz, GFP_KERNEL);
880 if (!buf) {
881 IWL_ERR(priv, "Can not allocate buffer\n");
882 return -ENOMEM;
883 }
884 pos += scnprintf(buf + pos, bufsz - pos, "Tx Queue\n");
885 for (cnt = 0; cnt < priv->hw_params.max_txq_num; cnt++) {
886 txq = &priv->txq[cnt];
887 q = &txq->q;
888 pos += scnprintf(buf + pos, bufsz - pos,
889 "q[%d]: read_ptr: %u, write_ptr: %u\n",
890 cnt, q->read_ptr, q->write_ptr);
891 }
892 if (priv->tx_traffic && (iwl_debug_level & IWL_DL_TX)) {
893 ptr = priv->tx_traffic;
894 pos += scnprintf(buf + pos, bufsz - pos,
895 "Tx Traffic idx: %u\n", priv->tx_traffic_idx);
896 for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) {
897 for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16;
898 entry++, ofs += 16) {
899 pos += scnprintf(buf + pos, bufsz - pos,
900 "0x%.4x ", ofs);
901 hex_dump_to_buffer(ptr + ofs, 16, 16, 2,
902 buf + pos, bufsz - pos, 0);
2fac9717 903 pos += strlen(buf + pos);
20594eb0
WYG		 904 if (bufsz - pos > 0)
905 buf[pos++] = '\n';
906 }
907 }
908 }
909
910 pos += scnprintf(buf + pos, bufsz - pos, "Rx Queue\n");
911 pos += scnprintf(buf + pos, bufsz - pos,
912 "read: %u, write: %u\n",
913 rxq->read, rxq->write);
914
915 if (priv->rx_traffic && (iwl_debug_level & IWL_DL_RX)) {
916 ptr = priv->rx_traffic;
917 pos += scnprintf(buf + pos, bufsz - pos,
918 "Rx Traffic idx: %u\n", priv->rx_traffic_idx);
919 for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) {
920 for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16;
921 entry++, ofs += 16) {
922 pos += scnprintf(buf + pos, bufsz - pos,
923 "0x%.4x ", ofs);
924 hex_dump_to_buffer(ptr + ofs, 16, 16, 2,
925 buf + pos, bufsz - pos, 0);
2fac9717 926 pos += strlen(buf + pos);
20594eb0
WYG		 927 if (bufsz - pos > 0)
928 buf[pos++] = '\n';
929 }
930 }
931 }
932
933 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
934 kfree(buf);
935 return ret;
936}
937
938static ssize_t iwl_dbgfs_traffic_log_write(struct file *file,
939 const char __user *user_buf,
940 size_t count, loff_t *ppos)
941{
942 struct iwl_priv *priv = file->private_data;
943 char buf[8];
944 int buf_size;
945 int traffic_log;
946
947 memset(buf, 0, sizeof(buf));
948 buf_size = min(count, sizeof(buf) - 1);
949 if (copy_from_user(buf, user_buf, buf_size))
950 return -EFAULT;
951 if (sscanf(buf, "%d", &traffic_log) != 1)
952 return -EFAULT;
953 if (traffic_log == 0)
954 iwl_reset_traffic_log(priv);
955
956 return count;
957}
958
141b03e0
WYG		 959static ssize_t iwl_dbgfs_tx_queue_read(struct file *file,
960 char __user *user_buf,
961 size_t count, loff_t *ppos) {
962
28f63a4b 963 struct iwl_priv *priv = file->private_data;
141b03e0
WYG		 964 struct iwl_tx_queue *txq;
965 struct iwl_queue *q;
966 char *buf;
967 int pos = 0;
968 int cnt;
969 int ret;
d23db556 970 const size_t bufsz = sizeof(char) * 64 * priv->cfg->num_of_queues;
141b03e0 971
88804e2b
WYG		 972 if (!priv->txq) {
973 IWL_ERR(priv, "txq not ready\n");
974 return -EAGAIN;
975 }
141b03e0
WYG		 976 buf = kzalloc(bufsz, GFP_KERNEL);
977 if (!buf)
978 return -ENOMEM;
979
980 for (cnt = 0; cnt < priv->hw_params.max_txq_num; cnt++) {
981 txq = &priv->txq[cnt];
982 q = &txq->q;
983 pos += scnprintf(buf + pos, bufsz - pos,
984 "hwq %.2d: read=%u write=%u stop=%d"
985 " swq_id=%#.2x (ac %d/hwq %d)\n",
986 cnt, q->read_ptr, q->write_ptr,
987 !!test_bit(cnt, priv->queue_stopped),
988 txq->swq_id,
989 txq->swq_id & 0x80 ? txq->swq_id & 3 :
990 txq->swq_id,
991 txq->swq_id & 0x80 ? (txq->swq_id >> 2) &
992 0x1f : txq->swq_id);
993 if (cnt >= 4)
994 continue;
995 /* for the ACs, display the stop count too */
996 pos += scnprintf(buf + pos, bufsz - pos,
997 " stop-count: %d\n",
998 atomic_read(&priv->queue_stop_count[cnt]));
999 }
1000 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1001 kfree(buf);
1002 return ret;
1003}
1004
1005static ssize_t iwl_dbgfs_rx_queue_read(struct file *file,
1006 char __user *user_buf,
1007 size_t count, loff_t *ppos) {
1008
28f63a4b 1009 struct iwl_priv *priv = file->private_data;
141b03e0
WYG		 1010 struct iwl_rx_queue *rxq = &priv->rxq;
1011 char buf[256];
1012 int pos = 0;
1013 const size_t bufsz = sizeof(buf);
1014
1015 pos += scnprintf(buf + pos, bufsz - pos, "read: %u\n",
1016 rxq->read);
1017 pos += scnprintf(buf + pos, bufsz - pos, "write: %u\n",
1018 rxq->write);
1019 pos += scnprintf(buf + pos, bufsz - pos, "free_count: %u\n",
1020 rxq->free_count);
f5cc6a22
DS		 1021 if (rxq->rb_stts) {
1022 pos += scnprintf(buf + pos, bufsz - pos, "closed_rb_num: %u\n",
141b03e0 1023 le16_to_cpu(rxq->rb_stts->closed_rb_num) & 0x0FFF);
f5cc6a22
DS		 1024 } else {
1025 pos += scnprintf(buf + pos, bufsz - pos,
1026 "closed_rb_num: Not Allocated\n");
1027 }
141b03e0
WYG		 1028 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1029}
1030
e8fe59ae
WYG		 1031static ssize_t iwl_dbgfs_ucode_rx_stats_read(struct file *file,
1032 char __user *user_buf,
1033 size_t count, loff_t *ppos)
1034{
28f63a4b 1035 struct iwl_priv *priv = file->private_data;
17f36fc6
AK		 1036 return priv->cfg->ops->lib->debugfs_ops.rx_stats_read(file,
1037 user_buf, count, ppos);
e8fe59ae
WYG		 1038}
1039
1040static ssize_t iwl_dbgfs_ucode_tx_stats_read(struct file *file,
1041 char __user *user_buf,
1042 size_t count, loff_t *ppos)
1043{
28f63a4b 1044 struct iwl_priv *priv = file->private_data;
17f36fc6
AK		 1045 return priv->cfg->ops->lib->debugfs_ops.tx_stats_read(file,
1046 user_buf, count, ppos);
e8fe59ae
WYG		 1047}
1048
1049static ssize_t iwl_dbgfs_ucode_general_stats_read(struct file *file,
1050 char __user *user_buf,
1051 size_t count, loff_t *ppos)
1052{
28f63a4b 1053 struct iwl_priv *priv = file->private_data;
17f36fc6
AK		 1054 return priv->cfg->ops->lib->debugfs_ops.general_stats_read(file,
1055 user_buf, count, ppos);
e8fe59ae
WYG		 1056}
1057
5225935b
WYG		 1058static ssize_t iwl_dbgfs_sensitivity_read(struct file *file,
1059 char __user *user_buf,
1060 size_t count, loff_t *ppos) {
1061
28f63a4b 1062 struct iwl_priv *priv = file->private_data;
5225935b
WYG		 1063 int pos = 0;
1064 int cnt = 0;
1065 char *buf;
1066 int bufsz = sizeof(struct iwl_sensitivity_data) * 4 + 100;
1067 ssize_t ret;
1068 struct iwl_sensitivity_data *data;
1069
1070 data = &priv->sensitivity_data;
1071 buf = kzalloc(bufsz, GFP_KERNEL);
1072 if (!buf) {
1073 IWL_ERR(priv, "Can not allocate Buffer\n");
1074 return -ENOMEM;
1075 }
1076
1077 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm:\t\t\t %u\n",
1078 data->auto_corr_ofdm);
1079 pos += scnprintf(buf + pos, bufsz - pos,
1080 "auto_corr_ofdm_mrc:\t\t %u\n",
1081 data->auto_corr_ofdm_mrc);
1082 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm_x1:\t\t %u\n",
1083 data->auto_corr_ofdm_x1);
1084 pos += scnprintf(buf + pos, bufsz - pos,
1085 "auto_corr_ofdm_mrc_x1:\t\t %u\n",
1086 data->auto_corr_ofdm_mrc_x1);
1087 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck:\t\t\t %u\n",
1088 data->auto_corr_cck);
1089 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck_mrc:\t\t %u\n",
1090 data->auto_corr_cck_mrc);
1091 pos += scnprintf(buf + pos, bufsz - pos,
1092 "last_bad_plcp_cnt_ofdm:\t\t %u\n",
1093 data->last_bad_plcp_cnt_ofdm);
1094 pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_ofdm:\t\t %u\n",
1095 data->last_fa_cnt_ofdm);
1096 pos += scnprintf(buf + pos, bufsz - pos,
1097 "last_bad_plcp_cnt_cck:\t\t %u\n",
1098 data->last_bad_plcp_cnt_cck);
1099 pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_cck:\t\t %u\n",
1100 data->last_fa_cnt_cck);
1101 pos += scnprintf(buf + pos, bufsz - pos, "nrg_curr_state:\t\t\t %u\n",
1102 data->nrg_curr_state);
1103 pos += scnprintf(buf + pos, bufsz - pos, "nrg_prev_state:\t\t\t %u\n",
1104 data->nrg_prev_state);
1105 pos += scnprintf(buf + pos, bufsz - pos, "nrg_value:\t\t\t");
1106 for (cnt = 0; cnt < 10; cnt++) {
1107 pos += scnprintf(buf + pos, bufsz - pos, " %u",
1108 data->nrg_value[cnt]);
1109 }
1110 pos += scnprintf(buf + pos, bufsz - pos, "\n");
1111 pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_rssi:\t\t");
1112 for (cnt = 0; cnt < NRG_NUM_PREV_STAT_L; cnt++) {
1113 pos += scnprintf(buf + pos, bufsz - pos, " %u",
1114 data->nrg_silence_rssi[cnt]);
1115 }
1116 pos += scnprintf(buf + pos, bufsz - pos, "\n");
1117 pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_ref:\t\t %u\n",
1118 data->nrg_silence_ref);
1119 pos += scnprintf(buf + pos, bufsz - pos, "nrg_energy_idx:\t\t\t %u\n",
1120 data->nrg_energy_idx);
1121 pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_idx:\t\t %u\n",
1122 data->nrg_silence_idx);
1123 pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_cck:\t\t\t %u\n",
1124 data->nrg_th_cck);
1125 pos += scnprintf(buf + pos, bufsz - pos,
1126 "nrg_auto_corr_silence_diff:\t %u\n",
1127 data->nrg_auto_corr_silence_diff);
1128 pos += scnprintf(buf + pos, bufsz - pos, "num_in_cck_no_fa:\t\t %u\n",
1129 data->num_in_cck_no_fa);
1130 pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_ofdm:\t\t\t %u\n",
1131 data->nrg_th_ofdm);
1132
1133 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1134 kfree(buf);
1135 return ret;
1136}
1137
1138
1139static ssize_t iwl_dbgfs_chain_noise_read(struct file *file,
1140 char __user *user_buf,
1141 size_t count, loff_t *ppos) {
1142
28f63a4b 1143 struct iwl_priv *priv = file->private_data;
5225935b
WYG		 1144 int pos = 0;
1145 int cnt = 0;
1146 char *buf;
1147 int bufsz = sizeof(struct iwl_chain_noise_data) * 4 + 100;
1148 ssize_t ret;
1149 struct iwl_chain_noise_data *data;
1150
1151 data = &priv->chain_noise_data;
1152 buf = kzalloc(bufsz, GFP_KERNEL);
1153 if (!buf) {
1154 IWL_ERR(priv, "Can not allocate Buffer\n");
1155 return -ENOMEM;
1156 }
1157
1158 pos += scnprintf(buf + pos, bufsz - pos, "active_chains:\t\t\t %u\n",
1159 data->active_chains);
1160 pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_a:\t\t\t %u\n",
1161 data->chain_noise_a);
1162 pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_b:\t\t\t %u\n",
1163 data->chain_noise_b);
1164 pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_c:\t\t\t %u\n",
1165 data->chain_noise_c);
1166 pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_a:\t\t\t %u\n",
1167 data->chain_signal_a);
1168 pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_b:\t\t\t %u\n",
1169 data->chain_signal_b);
1170 pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_c:\t\t\t %u\n",
1171 data->chain_signal_c);
1172 pos += scnprintf(buf + pos, bufsz - pos, "beacon_count:\t\t\t %u\n",
1173 data->beacon_count);
1174
1175 pos += scnprintf(buf + pos, bufsz - pos, "disconn_array:\t\t\t");
1176 for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) {
1177 pos += scnprintf(buf + pos, bufsz - pos, " %u",
1178 data->disconn_array[cnt]);
1179 }
1180 pos += scnprintf(buf + pos, bufsz - pos, "\n");
1181 pos += scnprintf(buf + pos, bufsz - pos, "delta_gain_code:\t\t");
1182 for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) {
1183 pos += scnprintf(buf + pos, bufsz - pos, " %u",
1184 data->delta_gain_code[cnt]);
1185 }
1186 pos += scnprintf(buf + pos, bufsz - pos, "\n");
1187 pos += scnprintf(buf + pos, bufsz - pos, "radio_write:\t\t\t %u\n",
1188 data->radio_write);
1189 pos += scnprintf(buf + pos, bufsz - pos, "state:\t\t\t\t %u\n",
1190 data->state);
1191
1192 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1193 kfree(buf);
1194 return ret;
1195}
1196
c09430ab
WYG		 1197static ssize_t iwl_dbgfs_power_save_status_read(struct file *file,
1198 char __user *user_buf,
1199 size_t count, loff_t *ppos)
1200{
28f63a4b 1201 struct iwl_priv *priv = file->private_data;
c09430ab
WYG		 1202 char buf[60];
1203 int pos = 0;
1204 const size_t bufsz = sizeof(buf);
1205 u32 pwrsave_status;
1206
1207 pwrsave_status = iwl_read32(priv, CSR_GP_CNTRL) &
1208 CSR_GP_REG_POWER_SAVE_STATUS_MSK;
1209
1210 pos += scnprintf(buf + pos, bufsz - pos, "Power Save Status: ");
1211 pos += scnprintf(buf + pos, bufsz - pos, "%s\n",
1212 (pwrsave_status == CSR_GP_REG_NO_POWER_SAVE) ? "none" :
1213 (pwrsave_status == CSR_GP_REG_MAC_POWER_SAVE) ? "MAC" :
1214 (pwrsave_status == CSR_GP_REG_PHY_POWER_SAVE) ? "PHY" :
1215 "error");
1216
1217 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1218}
1219
7163b8a4 1220static ssize_t iwl_dbgfs_clear_ucode_statistics_write(struct file *file,
ef8d5529
WYG		 1221 const char __user *user_buf,
1222 size_t count, loff_t *ppos)
1223{
1224 struct iwl_priv *priv = file->private_data;
1225 char buf[8];
1226 int buf_size;
1227 int clear;
1228
1229 memset(buf, 0, sizeof(buf));
1230 buf_size = min(count, sizeof(buf) - 1);
1231 if (copy_from_user(buf, user_buf, buf_size))
1232 return -EFAULT;
1233 if (sscanf(buf, "%d", &clear) != 1)
1234 return -EFAULT;
1235
1236 /* make request to uCode to retrieve statistics information */
1237 mutex_lock(&priv->mutex);
1238 iwl_send_statistics_request(priv, CMD_SYNC, true);
1239 mutex_unlock(&priv->mutex);
1240
1241 return count;
1242}
1243
696bdee3
WYG		 1244static ssize_t iwl_dbgfs_csr_write(struct file *file,
1245 const char __user *user_buf,
1246 size_t count, loff_t *ppos)
1247{
1248 struct iwl_priv *priv = file->private_data;
1249 char buf[8];
1250 int buf_size;
1251 int csr;
1252
1253 memset(buf, 0, sizeof(buf));
1254 buf_size = min(count, sizeof(buf) - 1);
1255 if (copy_from_user(buf, user_buf, buf_size))
1256 return -EFAULT;
1257 if (sscanf(buf, "%d", &csr) != 1)
1258 return -EFAULT;
1259
1260 if (priv->cfg->ops->lib->dump_csr)
1261 priv->cfg->ops->lib->dump_csr(priv);
1262
1263 return count;
1264}
1265
a9e1cb6a
WYG		 1266static ssize_t iwl_dbgfs_ucode_tracing_read(struct file *file,
1267 char __user *user_buf,
1268 size_t count, loff_t *ppos) {
1269
57674308 1270 struct iwl_priv *priv = file->private_data;
a9e1cb6a
WYG		 1271 int pos = 0;
1272 char buf[128];
1273 const size_t bufsz = sizeof(buf);
a9e1cb6a
WYG		 1274
1275 pos += scnprintf(buf + pos, bufsz - pos, "ucode trace timer is %s\n",
1276 priv->event_log.ucode_trace ? "On" : "Off");
1277 pos += scnprintf(buf + pos, bufsz - pos, "non_wraps_count:\t\t %u\n",
1278 priv->event_log.non_wraps_count);
1279 pos += scnprintf(buf + pos, bufsz - pos, "wraps_once_count:\t\t %u\n",
1280 priv->event_log.wraps_once_count);
1281 pos += scnprintf(buf + pos, bufsz - pos, "wraps_more_count:\t\t %u\n",
1282 priv->event_log.wraps_more_count);
1283
4967c316 1284 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
a9e1cb6a
WYG		 1285}
1286
1287static ssize_t iwl_dbgfs_ucode_tracing_write(struct file *file,
1288 const char __user *user_buf,
1289 size_t count, loff_t *ppos)
1290{
1291 struct iwl_priv *priv = file->private_data;
1292 char buf[8];
1293 int buf_size;
1294 int trace;
1295
1296 memset(buf, 0, sizeof(buf));
1297 buf_size = min(count, sizeof(buf) - 1);
1298 if (copy_from_user(buf, user_buf, buf_size))
1299 return -EFAULT;
1300 if (sscanf(buf, "%d", &trace) != 1)
1301 return -EFAULT;
1302
1303 if (trace) {
1304 priv->event_log.ucode_trace = true;
1305 /* schedule the ucode timer to occur in UCODE_TRACE_PERIOD */
1306 mod_timer(&priv->ucode_trace,
1307 jiffies + msecs_to_jiffies(UCODE_TRACE_PERIOD));
1308 } else {
1309 priv->event_log.ucode_trace = false;
1310 del_timer_sync(&priv->ucode_trace);
1311 }
1312
1313 return count;
1314}
1315
60987206
JB		 1316static ssize_t iwl_dbgfs_rxon_flags_read(struct file *file,
1317 char __user *user_buf,
1318 size_t count, loff_t *ppos) {
1319
57674308 1320 struct iwl_priv *priv = file->private_data;
60987206
JB		 1321 int len = 0;
1322 char buf[20];
1323
1324 len = sprintf(buf, "0x%04X\n", le32_to_cpu(priv->active_rxon.flags));
1325 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1326}
1327
1328static ssize_t iwl_dbgfs_rxon_filter_flags_read(struct file *file,
1329 char __user *user_buf,
1330 size_t count, loff_t *ppos) {
1331
57674308 1332 struct iwl_priv *priv = file->private_data;
60987206
JB		 1333 int len = 0;
1334 char buf[20];
1335
1336 len = sprintf(buf, "0x%04X\n",
1337 le32_to_cpu(priv->active_rxon.filter_flags));
1338 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1339}
1340
1b3eb823
WYG		 1341static ssize_t iwl_dbgfs_fh_reg_read(struct file *file,
1342 char __user *user_buf,
1343 size_t count, loff_t *ppos)
1344{
57674308 1345 struct iwl_priv *priv = file->private_data;
1b3eb823
WYG		 1346 char *buf;
1347 int pos = 0;
1348 ssize_t ret = -EFAULT;
1349
1350 if (priv->cfg->ops->lib->dump_fh) {
1351 ret = pos = priv->cfg->ops->lib->dump_fh(priv, &buf, true);
1352 if (buf) {
1353 ret = simple_read_from_buffer(user_buf,
1354 count, ppos, buf, pos);
1355 kfree(buf);
1356 }
1357 }
1358
1359 return ret;
1360}
1361
a13d276f
WYG		 1362static ssize_t iwl_dbgfs_missed_beacon_read(struct file *file,
1363 char __user *user_buf,
1364 size_t count, loff_t *ppos) {
1365
1366 struct iwl_priv *priv = file->private_data;
1367 int pos = 0;
1368 char buf[12];
1369 const size_t bufsz = sizeof(buf);
a13d276f
WYG		 1370
1371 pos += scnprintf(buf + pos, bufsz - pos, "%d\n",
1372 priv->missed_beacon_threshold);
1373
4967c316 1374 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
a13d276f
WYG		 1375}
1376
1377static ssize_t iwl_dbgfs_missed_beacon_write(struct file *file,
1378 const char __user *user_buf,
1379 size_t count, loff_t *ppos)
1380{
1381 struct iwl_priv *priv = file->private_data;
1382 char buf[8];
1383 int buf_size;
1384 int missed;
1385
1386 memset(buf, 0, sizeof(buf));
1387 buf_size = min(count, sizeof(buf) - 1);
1388 if (copy_from_user(buf, user_buf, buf_size))
1389 return -EFAULT;
1390 if (sscanf(buf, "%d", &missed) != 1)
1391 return -EINVAL;
1392
1393 if (missed < IWL_MISSED_BEACON_THRESHOLD_MIN ||
1394 missed > IWL_MISSED_BEACON_THRESHOLD_MAX)
1395 priv->missed_beacon_threshold =
1396 IWL_MISSED_BEACON_THRESHOLD_DEF;
1397 else
1398 priv->missed_beacon_threshold = missed;
1399
1400 return count;
1401}
1402
3e4fb5fa
TAN		 1403static ssize_t iwl_dbgfs_plcp_delta_read(struct file *file,
1404 char __user *user_buf,
1405 size_t count, loff_t *ppos) {
1406
57674308 1407 struct iwl_priv *priv = file->private_data;
3e4fb5fa
TAN		 1408 int pos = 0;
1409 char buf[12];
1410 const size_t bufsz = sizeof(buf);
3e4fb5fa
TAN		 1411
1412 pos += scnprintf(buf + pos, bufsz - pos, "%u\n",
1413 priv->cfg->plcp_delta_threshold);
1414
4967c316 1415 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
3e4fb5fa
TAN		 1416}
1417
1418static ssize_t iwl_dbgfs_plcp_delta_write(struct file *file,
1419 const char __user *user_buf,
1420 size_t count, loff_t *ppos) {
1421
1422 struct iwl_priv *priv = file->private_data;
1423 char buf[8];
1424 int buf_size;
1425 int plcp;
1426
1427 memset(buf, 0, sizeof(buf));
1428 buf_size = min(count, sizeof(buf) - 1);
1429 if (copy_from_user(buf, user_buf, buf_size))
1430 return -EFAULT;
1431 if (sscanf(buf, "%d", &plcp) != 1)
1432 return -EINVAL;
680788ac 1433 if ((plcp < IWL_MAX_PLCP_ERR_THRESHOLD_MIN) ||
3e4fb5fa
TAN		 1434 (plcp > IWL_MAX_PLCP_ERR_THRESHOLD_MAX))
1435 priv->cfg->plcp_delta_threshold =
680788ac 1436 IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE;
3e4fb5fa
TAN		 1437 else
1438 priv->cfg->plcp_delta_threshold = plcp;
1439 return count;
1440}
1441
528c3126
WYG		 1442static ssize_t iwl_dbgfs_force_reset_read(struct file *file,
1443 char __user *user_buf,
1444 size_t count, loff_t *ppos) {
1445
1446 struct iwl_priv *priv = file->private_data;
1447 int i, pos = 0;
1448 char buf[300];
1449 const size_t bufsz = sizeof(buf);
1450 struct iwl_force_reset *force_reset;
1451
1452 for (i = 0; i < IWL_MAX_FORCE_RESET; i++) {
1453 force_reset = &priv->force_reset[i];
1454 pos += scnprintf(buf + pos, bufsz - pos,
1455 "Force reset method %d\n", i);
1456 pos += scnprintf(buf + pos, bufsz - pos,
1457 "\tnumber of reset request: %d\n",
1458 force_reset->reset_request_count);
1459 pos += scnprintf(buf + pos, bufsz - pos,
1460 "\tnumber of reset request success: %d\n",
1461 force_reset->reset_success_count);
1462 pos += scnprintf(buf + pos, bufsz - pos,
1463 "\tnumber of reset request reject: %d\n",
1464 force_reset->reset_reject_count);
1465 pos += scnprintf(buf + pos, bufsz - pos,
1466 "\treset duration: %lu\n",
1467 force_reset->reset_duration);
1468 }
1469 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1470}
1471
04cafd7f
WYG		 1472static ssize_t iwl_dbgfs_force_reset_write(struct file *file,
1473 const char __user *user_buf,
1474 size_t count, loff_t *ppos) {
1475
1476 struct iwl_priv *priv = file->private_data;
1477 char buf[8];
1478 int buf_size;
1479 int reset, ret;
1480
1481 memset(buf, 0, sizeof(buf));
1482 buf_size = min(count, sizeof(buf) - 1);
1483 if (copy_from_user(buf, user_buf, buf_size))
1484 return -EFAULT;
1485 if (sscanf(buf, "%d", &reset) != 1)
1486 return -EINVAL;
1487 switch (reset) {
1488 case IWL_RF_RESET:
1489 case IWL_FW_RESET:
c04f9f22 1490 ret = iwl_force_reset(priv, reset, true);
04cafd7f
WYG		 1491 break;
1492 default:
1493 return -EINVAL;
1494 }
1495 return ret ? ret : count;
1496}
1497
4bf49a90
WYG		 1498static ssize_t iwl_dbgfs_txfifo_flush_write(struct file *file,
1499 const char __user *user_buf,
1500 size_t count, loff_t *ppos) {
1501
1502 struct iwl_priv *priv = file->private_data;
1503 char buf[8];
1504 int buf_size;
1505 int flush;
1506
1507 memset(buf, 0, sizeof(buf));
1508 buf_size = min(count, sizeof(buf) - 1);
1509 if (copy_from_user(buf, user_buf, buf_size))
1510 return -EFAULT;
1511 if (sscanf(buf, "%d", &flush) != 1)
1512 return -EINVAL;
1513
1514 if (iwl_is_rfkill(priv))
1515 return -EFAULT;
1516
1517 priv->cfg->ops->lib->dev_txfifo_flush(priv, IWL_DROP_ALL);
1518
1519 return count;
1520}
1521
7163b8a4
WYG		 1522DEBUGFS_READ_FILE_OPS(rx_statistics);
1523DEBUGFS_READ_FILE_OPS(tx_statistics);
20594eb0 1524DEBUGFS_READ_WRITE_FILE_OPS(traffic_log);
141b03e0
WYG		 1525DEBUGFS_READ_FILE_OPS(rx_queue);
1526DEBUGFS_READ_FILE_OPS(tx_queue);
e8fe59ae
WYG		 1527DEBUGFS_READ_FILE_OPS(ucode_rx_stats);
1528DEBUGFS_READ_FILE_OPS(ucode_tx_stats);
1529DEBUGFS_READ_FILE_OPS(ucode_general_stats);
5225935b
WYG		 1530DEBUGFS_READ_FILE_OPS(sensitivity);
1531DEBUGFS_READ_FILE_OPS(chain_noise);
c09430ab 1532DEBUGFS_READ_FILE_OPS(power_save_status);
7163b8a4
WYG		 1533DEBUGFS_WRITE_FILE_OPS(clear_ucode_statistics);
1534DEBUGFS_WRITE_FILE_OPS(clear_traffic_statistics);
696bdee3 1535DEBUGFS_WRITE_FILE_OPS(csr);
a9e1cb6a 1536DEBUGFS_READ_WRITE_FILE_OPS(ucode_tracing);
1b3eb823 1537DEBUGFS_READ_FILE_OPS(fh_reg);
a13d276f 1538DEBUGFS_READ_WRITE_FILE_OPS(missed_beacon);
3e4fb5fa 1539DEBUGFS_READ_WRITE_FILE_OPS(plcp_delta);
528c3126 1540DEBUGFS_READ_WRITE_FILE_OPS(force_reset);
60987206
JB		 1541DEBUGFS_READ_FILE_OPS(rxon_flags);
1542DEBUGFS_READ_FILE_OPS(rxon_filter_flags);
4bf49a90 1543DEBUGFS_WRITE_FILE_OPS(txfifo_flush);
20594eb0 1544
712b6cf5
TW		 1545/*
1546 * Create the debugfs files and directories
1547 *
1548 */
1549int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
1550{
95b1a822 1551 struct dentry *phyd = priv->hw->wiphy->debugfsdir;
4c84a8f1 1552 struct dentry *dir_drv, *dir_data, *dir_rf, *dir_debug;
712b6cf5 1553
4c84a8f1
JB		 1554 dir_drv = debugfs_create_dir(name, phyd);
1555 if (!dir_drv)
1556 return -ENOMEM;
712b6cf5 1557
4c84a8f1
JB		 1558 priv->debugfs_dir = dir_drv;
1559
1560 dir_data = debugfs_create_dir("data", dir_drv);
1561 if (!dir_data)
1562 goto err;
1563 dir_rf = debugfs_create_dir("rf", dir_drv);
1564 if (!dir_rf)
1565 goto err;
1566 dir_debug = debugfs_create_dir("debug", dir_drv);
1567 if (!dir_debug)
712b6cf5 1568 goto err;
712b6cf5 1569
4c84a8f1
JB		 1570 DEBUGFS_ADD_FILE(nvm, dir_data, S_IRUSR);
1571 DEBUGFS_ADD_FILE(sram, dir_data, S_IWUSR | S_IRUSR);
1572 DEBUGFS_ADD_FILE(log_event, dir_data, S_IWUSR | S_IRUSR);
1573 DEBUGFS_ADD_FILE(stations, dir_data, S_IRUSR);
1574 DEBUGFS_ADD_FILE(channels, dir_data, S_IRUSR);
1575 DEBUGFS_ADD_FILE(status, dir_data, S_IRUSR);
1576 DEBUGFS_ADD_FILE(interrupt, dir_data, S_IWUSR | S_IRUSR);
1577 DEBUGFS_ADD_FILE(qos, dir_data, S_IRUSR);
1578 DEBUGFS_ADD_FILE(led, dir_data, S_IRUSR);
381733cc
WYG		 1579 if (!priv->cfg->broken_powersave) {
1580 DEBUGFS_ADD_FILE(sleep_level_override, dir_data,
1581 S_IWUSR | S_IRUSR);
1582 DEBUGFS_ADD_FILE(current_sleep_command, dir_data, S_IRUSR);
1583 }
4c84a8f1
JB		 1584 DEBUGFS_ADD_FILE(thermal_throttling, dir_data, S_IRUSR);
1585 DEBUGFS_ADD_FILE(disable_ht40, dir_data, S_IWUSR | S_IRUSR);
1586 DEBUGFS_ADD_FILE(rx_statistics, dir_debug, S_IRUSR);
1587 DEBUGFS_ADD_FILE(tx_statistics, dir_debug, S_IRUSR);
1588 DEBUGFS_ADD_FILE(traffic_log, dir_debug, S_IWUSR | S_IRUSR);
1589 DEBUGFS_ADD_FILE(rx_queue, dir_debug, S_IRUSR);
1590 DEBUGFS_ADD_FILE(tx_queue, dir_debug, S_IRUSR);
4c84a8f1
JB		 1591 DEBUGFS_ADD_FILE(power_save_status, dir_debug, S_IRUSR);
1592 DEBUGFS_ADD_FILE(clear_ucode_statistics, dir_debug, S_IWUSR);
1593 DEBUGFS_ADD_FILE(clear_traffic_statistics, dir_debug, S_IWUSR);
1594 DEBUGFS_ADD_FILE(csr, dir_debug, S_IWUSR);
1595 DEBUGFS_ADD_FILE(fh_reg, dir_debug, S_IRUSR);
1596 DEBUGFS_ADD_FILE(missed_beacon, dir_debug, S_IWUSR);
4c84a8f1 1597 DEBUGFS_ADD_FILE(plcp_delta, dir_debug, S_IWUSR | S_IRUSR);
528c3126 1598 DEBUGFS_ADD_FILE(force_reset, dir_debug, S_IWUSR | S_IRUSR);
b8c76267
AK		 1599 DEBUGFS_ADD_FILE(ucode_rx_stats, dir_debug, S_IRUSR);
1600 DEBUGFS_ADD_FILE(ucode_tx_stats, dir_debug, S_IRUSR);
1601 DEBUGFS_ADD_FILE(ucode_general_stats, dir_debug, S_IRUSR);
4bf49a90
WYG		 1602 if (priv->cfg->ops->lib->dev_txfifo_flush)
1603 DEBUGFS_ADD_FILE(txfifo_flush, dir_debug, S_IWUSR);
b8c76267 1604
65d1f896 1605 if (priv->cfg->sensitivity_calib_by_driver)
4c84a8f1 1606 DEBUGFS_ADD_FILE(sensitivity, dir_debug, S_IRUSR);
65d1f896 1607 if (priv->cfg->chain_noise_calib_by_driver)
4c84a8f1 1608 DEBUGFS_ADD_FILE(chain_noise, dir_debug, S_IRUSR);
6e5c800e 1609 if (priv->cfg->ucode_tracing)
4c84a8f1 1610 DEBUGFS_ADD_FILE(ucode_tracing, dir_debug, S_IWUSR | S_IRUSR);
60987206
JB		 1611 DEBUGFS_ADD_FILE(rxon_flags, dir_debug, S_IWUSR);
1612 DEBUGFS_ADD_FILE(rxon_filter_flags, dir_debug, S_IWUSR);
65d1f896
WYG		 1613 if (priv->cfg->sensitivity_calib_by_driver)
1614 DEBUGFS_ADD_BOOL(disable_sensitivity, dir_rf,
1615 &priv->disable_sens_cal);
1616 if (priv->cfg->chain_noise_calib_by_driver)
1617 DEBUGFS_ADD_BOOL(disable_chain_noise, dir_rf,
1618 &priv->disable_chain_noise_cal);
4e7033ef 1619 if (priv->cfg->tx_power_by_driver)
4c84a8f1 1620 DEBUGFS_ADD_BOOL(disable_tx_power, dir_rf,
030b8655 1621 &priv->disable_tx_power_cal);
712b6cf5
TW		 1622 return 0;
1623
1624err:
4c84a8f1 1625 IWL_ERR(priv, "Can't create the debugfs directory\n");
712b6cf5 1626 iwl_dbgfs_unregister(priv);
4c84a8f1 1627 return -ENOMEM;
712b6cf5
TW		 1628}
1629EXPORT_SYMBOL(iwl_dbgfs_register);
1630
1631/**
1632 * Remove the debugfs files and directories
1633 *
1634 */
1635void iwl_dbgfs_unregister(struct iwl_priv *priv)
1636{
4c84a8f1 1637 if (!priv->debugfs_dir)
712b6cf5
TW		 1638 return;
1639
4c84a8f1
JB		 1640 debugfs_remove_recursive(priv->debugfs_dir);
1641 priv->debugfs_dir = NULL;
712b6cf5
TW		 1642}
1643EXPORT_SYMBOL(iwl_dbgfs_unregister);
1644
1645
445c2dff 1646
Linux kernel - Deliverables
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