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iwlwifi: fix compile error without debugging support
[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
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",
81e95430 470 channels[i].hw_value,
a2e2322d
WYG		 471 channels[i].max_power,
472 channels[i].flags & IEEE80211_CHAN_RADAR ?
473 " (IEEE 802.11h required)" : "",
474 ((channels[i].flags & IEEE80211_CHAN_NO_IBSS)
475 || (channels[i].flags &
476 IEEE80211_CHAN_RADAR)) ? "" :
477 ", IBSS",
478 channels[i].flags &
479 IEEE80211_CHAN_PASSIVE_SCAN ?
480 "passive only" : "active/passive");
481 }
d366df5a 482 supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_5GHZ);
a2e2322d
WYG		 483 if (supp_band) {
484 channels = supp_band->channels;
d366df5a 485
d366df5a 486 pos += scnprintf(buf + pos, bufsz - pos,
a2e2322d
WYG		 487 "Displaying %d channels in 5.2GHz band (802.11a)\n",
488 supp_band->n_channels);
489
490 for (i = 0; i < supp_band->n_channels; i++)
491 pos += scnprintf(buf + pos, bufsz - pos,
492 "%d: %ddBm: BSS%s%s, %s.\n",
81e95430 493 channels[i].hw_value,
a2e2322d
WYG		 494 channels[i].max_power,
495 channels[i].flags & IEEE80211_CHAN_RADAR ?
496 " (IEEE 802.11h required)" : "",
497 ((channels[i].flags & IEEE80211_CHAN_NO_IBSS)
498 || (channels[i].flags &
499 IEEE80211_CHAN_RADAR)) ? "" :
500 ", IBSS",
501 channels[i].flags &
502 IEEE80211_CHAN_PASSIVE_SCAN ?
503 "passive only" : "active/passive");
504 }
d366df5a
WT		 505 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
506 kfree(buf);
507 return ret;
508}
509
08df05aa
WYG		 510static ssize_t iwl_dbgfs_status_read(struct file *file,
511 char __user *user_buf,
512 size_t count, loff_t *ppos) {
513
28f63a4b 514 struct iwl_priv *priv = file->private_data;
08df05aa
WYG		 515 char buf[512];
516 int pos = 0;
517 const size_t bufsz = sizeof(buf);
518
519 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_HCMD_ACTIVE:\t %d\n",
520 test_bit(STATUS_HCMD_ACTIVE, &priv->status));
08df05aa
WYG		 521 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INT_ENABLED:\t %d\n",
522 test_bit(STATUS_INT_ENABLED, &priv->status));
523 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_RF_KILL_HW:\t %d\n",
524 test_bit(STATUS_RF_KILL_HW, &priv->status));
7812b167
WYG		 525 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_CT_KILL:\t\t %d\n",
526 test_bit(STATUS_CT_KILL, &priv->status));
08df05aa
WYG		 527 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INIT:\t\t %d\n",
528 test_bit(STATUS_INIT, &priv->status));
529 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_ALIVE:\t\t %d\n",
530 test_bit(STATUS_ALIVE, &priv->status));
531 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_READY:\t\t %d\n",
532 test_bit(STATUS_READY, &priv->status));
533 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_TEMPERATURE:\t %d\n",
534 test_bit(STATUS_TEMPERATURE, &priv->status));
535 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_GEO_CONFIGURED:\t %d\n",
536 test_bit(STATUS_GEO_CONFIGURED, &priv->status));
537 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_EXIT_PENDING:\t %d\n",
538 test_bit(STATUS_EXIT_PENDING, &priv->status));
08df05aa
WYG		 539 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_STATISTICS:\t %d\n",
540 test_bit(STATUS_STATISTICS, &priv->status));
541 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCANNING:\t %d\n",
542 test_bit(STATUS_SCANNING, &priv->status));
543 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_ABORTING:\t %d\n",
544 test_bit(STATUS_SCAN_ABORTING, &priv->status));
545 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_HW:\t\t %d\n",
546 test_bit(STATUS_SCAN_HW, &priv->status));
547 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_POWER_PMI:\t %d\n",
548 test_bit(STATUS_POWER_PMI, &priv->status));
549 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_FW_ERROR:\t %d\n",
550 test_bit(STATUS_FW_ERROR, &priv->status));
08df05aa
WYG		 551 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
552}
553
a83b9141
WYG		 554static ssize_t iwl_dbgfs_interrupt_read(struct file *file,
555 char __user *user_buf,
556 size_t count, loff_t *ppos) {
557
28f63a4b 558 struct iwl_priv *priv = file->private_data;
a83b9141
WYG		 559 int pos = 0;
560 int cnt = 0;
561 char *buf;
562 int bufsz = 24 * 64; /* 24 items * 64 char per item */
563 ssize_t ret;
564
565 buf = kzalloc(bufsz, GFP_KERNEL);
566 if (!buf) {
567 IWL_ERR(priv, "Can not allocate Buffer\n");
568 return -ENOMEM;
569 }
570
571 pos += scnprintf(buf + pos, bufsz - pos,
572 "Interrupt Statistics Report:\n");
573
574 pos += scnprintf(buf + pos, bufsz - pos, "HW Error:\t\t\t %u\n",
575 priv->isr_stats.hw);
576 pos += scnprintf(buf + pos, bufsz - pos, "SW Error:\t\t\t %u\n",
577 priv->isr_stats.sw);
578 if (priv->isr_stats.sw > 0) {
579 pos += scnprintf(buf + pos, bufsz - pos,
580 "\tLast Restarting Code: 0x%X\n",
581 priv->isr_stats.sw_err);
582 }
583#ifdef CONFIG_IWLWIFI_DEBUG
584 pos += scnprintf(buf + pos, bufsz - pos, "Frame transmitted:\t\t %u\n",
585 priv->isr_stats.sch);
586 pos += scnprintf(buf + pos, bufsz - pos, "Alive interrupt:\t\t %u\n",
587 priv->isr_stats.alive);
588#endif
589 pos += scnprintf(buf + pos, bufsz - pos,
590 "HW RF KILL switch toggled:\t %u\n",
591 priv->isr_stats.rfkill);
592
593 pos += scnprintf(buf + pos, bufsz - pos, "CT KILL:\t\t\t %u\n",
594 priv->isr_stats.ctkill);
595
596 pos += scnprintf(buf + pos, bufsz - pos, "Wakeup Interrupt:\t\t %u\n",
597 priv->isr_stats.wakeup);
598
599 pos += scnprintf(buf + pos, bufsz - pos,
600 "Rx command responses:\t\t %u\n",
601 priv->isr_stats.rx);
602 for (cnt = 0; cnt < REPLY_MAX; cnt++) {
603 if (priv->isr_stats.rx_handlers[cnt] > 0)
604 pos += scnprintf(buf + pos, bufsz - pos,
605 "\tRx handler[%36s]:\t\t %u\n",
606 get_cmd_string(cnt),
607 priv->isr_stats.rx_handlers[cnt]);
608 }
609
610 pos += scnprintf(buf + pos, bufsz - pos, "Tx/FH interrupt:\t\t %u\n",
611 priv->isr_stats.tx);
612
613 pos += scnprintf(buf + pos, bufsz - pos, "Unexpected INTA:\t\t %u\n",
614 priv->isr_stats.unhandled);
615
616 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
617 kfree(buf);
618 return ret;
619}
620
621static ssize_t iwl_dbgfs_interrupt_write(struct file *file,
622 const char __user *user_buf,
623 size_t count, loff_t *ppos)
624{
625 struct iwl_priv *priv = file->private_data;
626 char buf[8];
627 int buf_size;
628 u32 reset_flag;
629
630 memset(buf, 0, sizeof(buf));
631 buf_size = min(count, sizeof(buf) - 1);
632 if (copy_from_user(buf, user_buf, buf_size))
633 return -EFAULT;
634 if (sscanf(buf, "%x", &reset_flag) != 1)
635 return -EFAULT;
636 if (reset_flag == 0)
637 iwl_clear_isr_stats(priv);
638
639 return count;
640}
641
f5ad69fa
WYG		 642static ssize_t iwl_dbgfs_qos_read(struct file *file, char __user *user_buf,
643 size_t count, loff_t *ppos)
644{
28f63a4b 645 struct iwl_priv *priv = file->private_data;
f5ad69fa
WYG		 646 int pos = 0, i;
647 char buf[256];
648 const size_t bufsz = sizeof(buf);
f5ad69fa
WYG		 649
650 for (i = 0; i < AC_NUM; i++) {
651 pos += scnprintf(buf + pos, bufsz - pos,
652 "\tcw_min\tcw_max\taifsn\ttxop\n");
653 pos += scnprintf(buf + pos, bufsz - pos,
654 "AC[%d]\t%u\t%u\t%u\t%u\n", i,
655 priv->qos_data.def_qos_parm.ac[i].cw_min,
656 priv->qos_data.def_qos_parm.ac[i].cw_max,
657 priv->qos_data.def_qos_parm.ac[i].aifsn,
658 priv->qos_data.def_qos_parm.ac[i].edca_txop);
659 }
4967c316 660 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
f5ad69fa 661}
a83b9141 662
a283c011
WYG		 663static ssize_t iwl_dbgfs_led_read(struct file *file, char __user *user_buf,
664 size_t count, loff_t *ppos)
665{
28f63a4b 666 struct iwl_priv *priv = file->private_data;
a283c011
WYG		 667 int pos = 0;
668 char buf[256];
669 const size_t bufsz = sizeof(buf);
a283c011
WYG		 670
671 pos += scnprintf(buf + pos, bufsz - pos,
672 "allow blinking: %s\n",
673 (priv->allow_blinking) ? "True" : "False");
674 if (priv->allow_blinking) {
675 pos += scnprintf(buf + pos, bufsz - pos,
676 "Led blinking rate: %u\n",
677 priv->last_blink_rate);
678 pos += scnprintf(buf + pos, bufsz - pos,
679 "Last blink time: %lu\n",
680 priv->last_blink_time);
681 }
682
4967c316 683 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
a283c011 684}
a283c011 685
fbf3a2af
WYG		 686static ssize_t iwl_dbgfs_thermal_throttling_read(struct file *file,
687 char __user *user_buf,
688 size_t count, loff_t *ppos)
689{
28f63a4b 690 struct iwl_priv *priv = file->private_data;
3ad3b92a 691 struct iwl_tt_mgmt *tt = &priv->thermal_throttle;
fbf3a2af
WYG		 692 struct iwl_tt_restriction *restriction;
693 char buf[100];
694 int pos = 0;
695 const size_t bufsz = sizeof(buf);
fbf3a2af
WYG		 696
697 pos += scnprintf(buf + pos, bufsz - pos,
698 "Thermal Throttling Mode: %s\n",
3ad3b92a 699 tt->advanced_tt ? "Advance" : "Legacy");
fbf3a2af
WYG		 700 pos += scnprintf(buf + pos, bufsz - pos,
701 "Thermal Throttling State: %d\n",
702 tt->state);
3ad3b92a 703 if (tt->advanced_tt) {
fbf3a2af
WYG		 704 restriction = tt->restriction + tt->state;
705 pos += scnprintf(buf + pos, bufsz - pos,
706 "Tx mode: %d\n",
707 restriction->tx_stream);
708 pos += scnprintf(buf + pos, bufsz - pos,
709 "Rx mode: %d\n",
710 restriction->rx_stream);
711 pos += scnprintf(buf + pos, bufsz - pos,
712 "HT mode: %d\n",
713 restriction->is_ht);
714 }
4967c316 715 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
fbf3a2af
WYG		 716}
717
1e4247d4
WYG		 718static ssize_t iwl_dbgfs_disable_ht40_write(struct file *file,
719 const char __user *user_buf,
720 size_t count, loff_t *ppos)
721{
722 struct iwl_priv *priv = file->private_data;
723 char buf[8];
724 int buf_size;
725 int ht40;
726
727 memset(buf, 0, sizeof(buf));
728 buf_size = min(count, sizeof(buf) - 1);
729 if (copy_from_user(buf, user_buf, buf_size))
730 return -EFAULT;
731 if (sscanf(buf, "%d", &ht40) != 1)
732 return -EFAULT;
733 if (!iwl_is_associated(priv))
734 priv->disable_ht40 = ht40 ? true : false;
735 else {
736 IWL_ERR(priv, "Sta associated with AP - "
737 "Change to 40MHz channel support is not allowed\n");
738 return -EINVAL;
739 }
740
741 return count;
742}
743
744static ssize_t iwl_dbgfs_disable_ht40_read(struct file *file,
745 char __user *user_buf,
746 size_t count, loff_t *ppos)
747{
28f63a4b 748 struct iwl_priv *priv = file->private_data;
1e4247d4
WYG		 749 char buf[100];
750 int pos = 0;
751 const size_t bufsz = sizeof(buf);
1e4247d4
WYG		 752
753 pos += scnprintf(buf + pos, bufsz - pos,
754 "11n 40MHz Mode: %s\n",
755 priv->disable_ht40 ? "Disabled" : "Enabled");
4967c316 756 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1e4247d4
WYG		 757}
758
e312c24c
JB		 759static ssize_t iwl_dbgfs_sleep_level_override_write(struct file *file,
760 const char __user *user_buf,
761 size_t count, loff_t *ppos)
762{
763 struct iwl_priv *priv = file->private_data;
764 char buf[8];
765 int buf_size;
766 int value;
767
768 memset(buf, 0, sizeof(buf));
769 buf_size = min(count, sizeof(buf) - 1);
770 if (copy_from_user(buf, user_buf, buf_size))
771 return -EFAULT;
772
773 if (sscanf(buf, "%d", &value) != 1)
774 return -EINVAL;
775
776 /*
777 * Our users expect 0 to be "CAM", but 0 isn't actually
778 * valid here. However, let's not confuse them and present
779 * IWL_POWER_INDEX_1 as "1", not "0".
780 */
1a34c043
RC		 781 if (value == 0)
782 return -EINVAL;
783 else if (value > 0)
e312c24c
JB		 784 value -= 1;
785
786 if (value != -1 && (value < 0 || value >= IWL_POWER_NUM))
787 return -EINVAL;
788
4ad177b5
WYG		 789 if (!iwl_is_ready_rf(priv))
790 return -EAGAIN;
791
e312c24c
JB		 792 priv->power_data.debug_sleep_level_override = value;
793
d3a57197 794 mutex_lock(&priv->mutex);
4ad177b5 795 iwl_power_update_mode(priv, true);
d3a57197 796 mutex_unlock(&priv->mutex);
e312c24c
JB		 797
798 return count;
799}
800
801static ssize_t iwl_dbgfs_sleep_level_override_read(struct file *file,
802 char __user *user_buf,
803 size_t count, loff_t *ppos)
804{
28f63a4b 805 struct iwl_priv *priv = file->private_data;
e312c24c
JB		 806 char buf[10];
807 int pos, value;
808 const size_t bufsz = sizeof(buf);
809
810 /* see the write function */
811 value = priv->power_data.debug_sleep_level_override;
812 if (value >= 0)
813 value += 1;
814
815 pos = scnprintf(buf, bufsz, "%d\n", value);
816 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
817}
818
819static ssize_t iwl_dbgfs_current_sleep_command_read(struct file *file,
820 char __user *user_buf,
821 size_t count, loff_t *ppos)
822{
28f63a4b 823 struct iwl_priv *priv = file->private_data;
e312c24c
JB		 824 char buf[200];
825 int pos = 0, i;
826 const size_t bufsz = sizeof(buf);
827 struct iwl_powertable_cmd *cmd = &priv->power_data.sleep_cmd;
828
829 pos += scnprintf(buf + pos, bufsz - pos,
830 "flags: %#.2x\n", le16_to_cpu(cmd->flags));
831 pos += scnprintf(buf + pos, bufsz - pos,
832 "RX/TX timeout: %d/%d usec\n",
833 le32_to_cpu(cmd->rx_data_timeout),
834 le32_to_cpu(cmd->tx_data_timeout));
835 for (i = 0; i < IWL_POWER_VEC_SIZE; i++)
836 pos += scnprintf(buf + pos, bufsz - pos,
837 "sleep_interval[%d]: %d\n", i,
838 le32_to_cpu(cmd->sleep_interval[i]));
839
840 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
841}
842
712b6cf5 843DEBUGFS_READ_WRITE_FILE_OPS(sram);
b03d7d0f 844DEBUGFS_READ_WRITE_FILE_OPS(log_event);
0848e297 845DEBUGFS_READ_FILE_OPS(nvm);
712b6cf5 846DEBUGFS_READ_FILE_OPS(stations);
d366df5a 847DEBUGFS_READ_FILE_OPS(channels);
08df05aa 848DEBUGFS_READ_FILE_OPS(status);
a83b9141 849DEBUGFS_READ_WRITE_FILE_OPS(interrupt);
f5ad69fa 850DEBUGFS_READ_FILE_OPS(qos);
a283c011 851DEBUGFS_READ_FILE_OPS(led);
fbf3a2af 852DEBUGFS_READ_FILE_OPS(thermal_throttling);
1e4247d4 853DEBUGFS_READ_WRITE_FILE_OPS(disable_ht40);
e312c24c
JB		 854DEBUGFS_READ_WRITE_FILE_OPS(sleep_level_override);
855DEBUGFS_READ_FILE_OPS(current_sleep_command);
712b6cf5 856
20594eb0
WYG		 857static ssize_t iwl_dbgfs_traffic_log_read(struct file *file,
858 char __user *user_buf,
859 size_t count, loff_t *ppos)
860{
861 struct iwl_priv *priv = file->private_data;
862 int pos = 0, ofs = 0;
863 int cnt = 0, entry;
864 struct iwl_tx_queue *txq;
865 struct iwl_queue *q;
866 struct iwl_rx_queue *rxq = &priv->rxq;
867 char *buf;
868 int bufsz = ((IWL_TRAFFIC_ENTRIES * IWL_TRAFFIC_ENTRY_SIZE * 64) * 2) +
88804e2b 869 (priv->cfg->num_of_queues * 32 * 8) + 400;
20594eb0
WYG		 870 const u8 *ptr;
871 ssize_t ret;
872
88804e2b
WYG		 873 if (!priv->txq) {
874 IWL_ERR(priv, "txq not ready\n");
875 return -EAGAIN;
876 }
20594eb0
WYG		 877 buf = kzalloc(bufsz, GFP_KERNEL);
878 if (!buf) {
879 IWL_ERR(priv, "Can not allocate buffer\n");
880 return -ENOMEM;
881 }
882 pos += scnprintf(buf + pos, bufsz - pos, "Tx Queue\n");
883 for (cnt = 0; cnt < priv->hw_params.max_txq_num; cnt++) {
884 txq = &priv->txq[cnt];
885 q = &txq->q;
886 pos += scnprintf(buf + pos, bufsz - pos,
887 "q[%d]: read_ptr: %u, write_ptr: %u\n",
888 cnt, q->read_ptr, q->write_ptr);
889 }
890 if (priv->tx_traffic && (iwl_debug_level & IWL_DL_TX)) {
891 ptr = priv->tx_traffic;
892 pos += scnprintf(buf + pos, bufsz - pos,
893 "Tx Traffic idx: %u\n", priv->tx_traffic_idx);
894 for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) {
895 for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16;
896 entry++, ofs += 16) {
897 pos += scnprintf(buf + pos, bufsz - pos,
898 "0x%.4x ", ofs);
899 hex_dump_to_buffer(ptr + ofs, 16, 16, 2,
900 buf + pos, bufsz - pos, 0);
2fac9717 901 pos += strlen(buf + pos);
20594eb0
WYG		 902 if (bufsz - pos > 0)
903 buf[pos++] = '\n';
904 }
905 }
906 }
907
908 pos += scnprintf(buf + pos, bufsz - pos, "Rx Queue\n");
909 pos += scnprintf(buf + pos, bufsz - pos,
910 "read: %u, write: %u\n",
911 rxq->read, rxq->write);
912
913 if (priv->rx_traffic && (iwl_debug_level & IWL_DL_RX)) {
914 ptr = priv->rx_traffic;
915 pos += scnprintf(buf + pos, bufsz - pos,
916 "Rx Traffic idx: %u\n", priv->rx_traffic_idx);
917 for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) {
918 for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16;
919 entry++, ofs += 16) {
920 pos += scnprintf(buf + pos, bufsz - pos,
921 "0x%.4x ", ofs);
922 hex_dump_to_buffer(ptr + ofs, 16, 16, 2,
923 buf + pos, bufsz - pos, 0);
2fac9717 924 pos += strlen(buf + pos);
20594eb0
WYG		 925 if (bufsz - pos > 0)
926 buf[pos++] = '\n';
927 }
928 }
929 }
930
931 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
932 kfree(buf);
933 return ret;
934}
935
936static ssize_t iwl_dbgfs_traffic_log_write(struct file *file,
937 const char __user *user_buf,
938 size_t count, loff_t *ppos)
939{
940 struct iwl_priv *priv = file->private_data;
941 char buf[8];
942 int buf_size;
943 int traffic_log;
944
945 memset(buf, 0, sizeof(buf));
946 buf_size = min(count, sizeof(buf) - 1);
947 if (copy_from_user(buf, user_buf, buf_size))
948 return -EFAULT;
949 if (sscanf(buf, "%d", &traffic_log) != 1)
950 return -EFAULT;
951 if (traffic_log == 0)
952 iwl_reset_traffic_log(priv);
953
954 return count;
955}
956
141b03e0
WYG		 957static ssize_t iwl_dbgfs_tx_queue_read(struct file *file,
958 char __user *user_buf,
959 size_t count, loff_t *ppos) {
960
28f63a4b 961 struct iwl_priv *priv = file->private_data;
141b03e0
WYG		 962 struct iwl_tx_queue *txq;
963 struct iwl_queue *q;
964 char *buf;
965 int pos = 0;
966 int cnt;
967 int ret;
d23db556 968 const size_t bufsz = sizeof(char) * 64 * priv->cfg->num_of_queues;
141b03e0 969
88804e2b
WYG		 970 if (!priv->txq) {
971 IWL_ERR(priv, "txq not ready\n");
972 return -EAGAIN;
973 }
141b03e0
WYG		 974 buf = kzalloc(bufsz, GFP_KERNEL);
975 if (!buf)
976 return -ENOMEM;
977
978 for (cnt = 0; cnt < priv->hw_params.max_txq_num; cnt++) {
979 txq = &priv->txq[cnt];
980 q = &txq->q;
981 pos += scnprintf(buf + pos, bufsz - pos,
982 "hwq %.2d: read=%u write=%u stop=%d"
983 " swq_id=%#.2x (ac %d/hwq %d)\n",
984 cnt, q->read_ptr, q->write_ptr,
985 !!test_bit(cnt, priv->queue_stopped),
986 txq->swq_id,
987 txq->swq_id & 0x80 ? txq->swq_id & 3 :
988 txq->swq_id,
989 txq->swq_id & 0x80 ? (txq->swq_id >> 2) &
990 0x1f : txq->swq_id);
991 if (cnt >= 4)
992 continue;
993 /* for the ACs, display the stop count too */
994 pos += scnprintf(buf + pos, bufsz - pos,
995 " stop-count: %d\n",
996 atomic_read(&priv->queue_stop_count[cnt]));
997 }
998 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
999 kfree(buf);
1000 return ret;
1001}
1002
1003static ssize_t iwl_dbgfs_rx_queue_read(struct file *file,
1004 char __user *user_buf,
1005 size_t count, loff_t *ppos) {
1006
28f63a4b 1007 struct iwl_priv *priv = file->private_data;
141b03e0
WYG		 1008 struct iwl_rx_queue *rxq = &priv->rxq;
1009 char buf[256];
1010 int pos = 0;
1011 const size_t bufsz = sizeof(buf);
1012
1013 pos += scnprintf(buf + pos, bufsz - pos, "read: %u\n",
1014 rxq->read);
1015 pos += scnprintf(buf + pos, bufsz - pos, "write: %u\n",
1016 rxq->write);
1017 pos += scnprintf(buf + pos, bufsz - pos, "free_count: %u\n",
1018 rxq->free_count);
f5cc6a22
DS		 1019 if (rxq->rb_stts) {
1020 pos += scnprintf(buf + pos, bufsz - pos, "closed_rb_num: %u\n",
141b03e0 1021 le16_to_cpu(rxq->rb_stts->closed_rb_num) & 0x0FFF);
f5cc6a22
DS		 1022 } else {
1023 pos += scnprintf(buf + pos, bufsz - pos,
1024 "closed_rb_num: Not Allocated\n");
1025 }
141b03e0
WYG		 1026 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1027}
1028
e8fe59ae
WYG		 1029static ssize_t iwl_dbgfs_ucode_rx_stats_read(struct file *file,
1030 char __user *user_buf,
1031 size_t count, loff_t *ppos)
1032{
28f63a4b 1033 struct iwl_priv *priv = file->private_data;
17f36fc6
AK		 1034 return priv->cfg->ops->lib->debugfs_ops.rx_stats_read(file,
1035 user_buf, count, ppos);
e8fe59ae
WYG		 1036}
1037
1038static ssize_t iwl_dbgfs_ucode_tx_stats_read(struct file *file,
1039 char __user *user_buf,
1040 size_t count, loff_t *ppos)
1041{
28f63a4b 1042 struct iwl_priv *priv = file->private_data;
17f36fc6
AK		 1043 return priv->cfg->ops->lib->debugfs_ops.tx_stats_read(file,
1044 user_buf, count, ppos);
e8fe59ae
WYG		 1045}
1046
1047static ssize_t iwl_dbgfs_ucode_general_stats_read(struct file *file,
1048 char __user *user_buf,
1049 size_t count, loff_t *ppos)
1050{
28f63a4b 1051 struct iwl_priv *priv = file->private_data;
17f36fc6
AK		 1052 return priv->cfg->ops->lib->debugfs_ops.general_stats_read(file,
1053 user_buf, count, ppos);
e8fe59ae
WYG		 1054}
1055
5225935b
WYG		 1056static ssize_t iwl_dbgfs_sensitivity_read(struct file *file,
1057 char __user *user_buf,
1058 size_t count, loff_t *ppos) {
1059
28f63a4b 1060 struct iwl_priv *priv = file->private_data;
5225935b
WYG		 1061 int pos = 0;
1062 int cnt = 0;
1063 char *buf;
1064 int bufsz = sizeof(struct iwl_sensitivity_data) * 4 + 100;
1065 ssize_t ret;
1066 struct iwl_sensitivity_data *data;
1067
1068 data = &priv->sensitivity_data;
1069 buf = kzalloc(bufsz, GFP_KERNEL);
1070 if (!buf) {
1071 IWL_ERR(priv, "Can not allocate Buffer\n");
1072 return -ENOMEM;
1073 }
1074
1075 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm:\t\t\t %u\n",
1076 data->auto_corr_ofdm);
1077 pos += scnprintf(buf + pos, bufsz - pos,
1078 "auto_corr_ofdm_mrc:\t\t %u\n",
1079 data->auto_corr_ofdm_mrc);
1080 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm_x1:\t\t %u\n",
1081 data->auto_corr_ofdm_x1);
1082 pos += scnprintf(buf + pos, bufsz - pos,
1083 "auto_corr_ofdm_mrc_x1:\t\t %u\n",
1084 data->auto_corr_ofdm_mrc_x1);
1085 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck:\t\t\t %u\n",
1086 data->auto_corr_cck);
1087 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck_mrc:\t\t %u\n",
1088 data->auto_corr_cck_mrc);
1089 pos += scnprintf(buf + pos, bufsz - pos,
1090 "last_bad_plcp_cnt_ofdm:\t\t %u\n",
1091 data->last_bad_plcp_cnt_ofdm);
1092 pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_ofdm:\t\t %u\n",
1093 data->last_fa_cnt_ofdm);
1094 pos += scnprintf(buf + pos, bufsz - pos,
1095 "last_bad_plcp_cnt_cck:\t\t %u\n",
1096 data->last_bad_plcp_cnt_cck);
1097 pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_cck:\t\t %u\n",
1098 data->last_fa_cnt_cck);
1099 pos += scnprintf(buf + pos, bufsz - pos, "nrg_curr_state:\t\t\t %u\n",
1100 data->nrg_curr_state);
1101 pos += scnprintf(buf + pos, bufsz - pos, "nrg_prev_state:\t\t\t %u\n",
1102 data->nrg_prev_state);
1103 pos += scnprintf(buf + pos, bufsz - pos, "nrg_value:\t\t\t");
1104 for (cnt = 0; cnt < 10; cnt++) {
1105 pos += scnprintf(buf + pos, bufsz - pos, " %u",
1106 data->nrg_value[cnt]);
1107 }
1108 pos += scnprintf(buf + pos, bufsz - pos, "\n");
1109 pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_rssi:\t\t");
1110 for (cnt = 0; cnt < NRG_NUM_PREV_STAT_L; cnt++) {
1111 pos += scnprintf(buf + pos, bufsz - pos, " %u",
1112 data->nrg_silence_rssi[cnt]);
1113 }
1114 pos += scnprintf(buf + pos, bufsz - pos, "\n");
1115 pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_ref:\t\t %u\n",
1116 data->nrg_silence_ref);
1117 pos += scnprintf(buf + pos, bufsz - pos, "nrg_energy_idx:\t\t\t %u\n",
1118 data->nrg_energy_idx);
1119 pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_idx:\t\t %u\n",
1120 data->nrg_silence_idx);
1121 pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_cck:\t\t\t %u\n",
1122 data->nrg_th_cck);
1123 pos += scnprintf(buf + pos, bufsz - pos,
1124 "nrg_auto_corr_silence_diff:\t %u\n",
1125 data->nrg_auto_corr_silence_diff);
1126 pos += scnprintf(buf + pos, bufsz - pos, "num_in_cck_no_fa:\t\t %u\n",
1127 data->num_in_cck_no_fa);
1128 pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_ofdm:\t\t\t %u\n",
1129 data->nrg_th_ofdm);
1130
1131 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1132 kfree(buf);
1133 return ret;
1134}
1135
1136
1137static ssize_t iwl_dbgfs_chain_noise_read(struct file *file,
1138 char __user *user_buf,
1139 size_t count, loff_t *ppos) {
1140
28f63a4b 1141 struct iwl_priv *priv = file->private_data;
5225935b
WYG		 1142 int pos = 0;
1143 int cnt = 0;
1144 char *buf;
1145 int bufsz = sizeof(struct iwl_chain_noise_data) * 4 + 100;
1146 ssize_t ret;
1147 struct iwl_chain_noise_data *data;
1148
1149 data = &priv->chain_noise_data;
1150 buf = kzalloc(bufsz, GFP_KERNEL);
1151 if (!buf) {
1152 IWL_ERR(priv, "Can not allocate Buffer\n");
1153 return -ENOMEM;
1154 }
1155
1156 pos += scnprintf(buf + pos, bufsz - pos, "active_chains:\t\t\t %u\n",
1157 data->active_chains);
1158 pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_a:\t\t\t %u\n",
1159 data->chain_noise_a);
1160 pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_b:\t\t\t %u\n",
1161 data->chain_noise_b);
1162 pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_c:\t\t\t %u\n",
1163 data->chain_noise_c);
1164 pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_a:\t\t\t %u\n",
1165 data->chain_signal_a);
1166 pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_b:\t\t\t %u\n",
1167 data->chain_signal_b);
1168 pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_c:\t\t\t %u\n",
1169 data->chain_signal_c);
1170 pos += scnprintf(buf + pos, bufsz - pos, "beacon_count:\t\t\t %u\n",
1171 data->beacon_count);
1172
1173 pos += scnprintf(buf + pos, bufsz - pos, "disconn_array:\t\t\t");
1174 for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) {
1175 pos += scnprintf(buf + pos, bufsz - pos, " %u",
1176 data->disconn_array[cnt]);
1177 }
1178 pos += scnprintf(buf + pos, bufsz - pos, "\n");
1179 pos += scnprintf(buf + pos, bufsz - pos, "delta_gain_code:\t\t");
1180 for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) {
1181 pos += scnprintf(buf + pos, bufsz - pos, " %u",
1182 data->delta_gain_code[cnt]);
1183 }
1184 pos += scnprintf(buf + pos, bufsz - pos, "\n");
1185 pos += scnprintf(buf + pos, bufsz - pos, "radio_write:\t\t\t %u\n",
1186 data->radio_write);
1187 pos += scnprintf(buf + pos, bufsz - pos, "state:\t\t\t\t %u\n",
1188 data->state);
1189
1190 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1191 kfree(buf);
1192 return ret;
1193}
1194
c09430ab
WYG		 1195static ssize_t iwl_dbgfs_power_save_status_read(struct file *file,
1196 char __user *user_buf,
1197 size_t count, loff_t *ppos)
1198{
28f63a4b 1199 struct iwl_priv *priv = file->private_data;
c09430ab
WYG		 1200 char buf[60];
1201 int pos = 0;
1202 const size_t bufsz = sizeof(buf);
1203 u32 pwrsave_status;
1204
1205 pwrsave_status = iwl_read32(priv, CSR_GP_CNTRL) &
1206 CSR_GP_REG_POWER_SAVE_STATUS_MSK;
1207
1208 pos += scnprintf(buf + pos, bufsz - pos, "Power Save Status: ");
1209 pos += scnprintf(buf + pos, bufsz - pos, "%s\n",
1210 (pwrsave_status == CSR_GP_REG_NO_POWER_SAVE) ? "none" :
1211 (pwrsave_status == CSR_GP_REG_MAC_POWER_SAVE) ? "MAC" :
1212 (pwrsave_status == CSR_GP_REG_PHY_POWER_SAVE) ? "PHY" :
1213 "error");
1214
1215 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1216}
1217
7163b8a4 1218static ssize_t iwl_dbgfs_clear_ucode_statistics_write(struct file *file,
ef8d5529
WYG		 1219 const char __user *user_buf,
1220 size_t count, loff_t *ppos)
1221{
1222 struct iwl_priv *priv = file->private_data;
1223 char buf[8];
1224 int buf_size;
1225 int clear;
1226
1227 memset(buf, 0, sizeof(buf));
1228 buf_size = min(count, sizeof(buf) - 1);
1229 if (copy_from_user(buf, user_buf, buf_size))
1230 return -EFAULT;
1231 if (sscanf(buf, "%d", &clear) != 1)
1232 return -EFAULT;
1233
1234 /* make request to uCode to retrieve statistics information */
1235 mutex_lock(&priv->mutex);
1236 iwl_send_statistics_request(priv, CMD_SYNC, true);
1237 mutex_unlock(&priv->mutex);
1238
1239 return count;
1240}
1241
696bdee3
WYG		 1242static ssize_t iwl_dbgfs_csr_write(struct file *file,
1243 const char __user *user_buf,
1244 size_t count, loff_t *ppos)
1245{
1246 struct iwl_priv *priv = file->private_data;
1247 char buf[8];
1248 int buf_size;
1249 int csr;
1250
1251 memset(buf, 0, sizeof(buf));
1252 buf_size = min(count, sizeof(buf) - 1);
1253 if (copy_from_user(buf, user_buf, buf_size))
1254 return -EFAULT;
1255 if (sscanf(buf, "%d", &csr) != 1)
1256 return -EFAULT;
1257
1258 if (priv->cfg->ops->lib->dump_csr)
1259 priv->cfg->ops->lib->dump_csr(priv);
1260
1261 return count;
1262}
1263
a9e1cb6a
WYG		 1264static ssize_t iwl_dbgfs_ucode_tracing_read(struct file *file,
1265 char __user *user_buf,
1266 size_t count, loff_t *ppos) {
1267
57674308 1268 struct iwl_priv *priv = file->private_data;
a9e1cb6a
WYG		 1269 int pos = 0;
1270 char buf[128];
1271 const size_t bufsz = sizeof(buf);
a9e1cb6a
WYG		 1272
1273 pos += scnprintf(buf + pos, bufsz - pos, "ucode trace timer is %s\n",
1274 priv->event_log.ucode_trace ? "On" : "Off");
1275 pos += scnprintf(buf + pos, bufsz - pos, "non_wraps_count:\t\t %u\n",
1276 priv->event_log.non_wraps_count);
1277 pos += scnprintf(buf + pos, bufsz - pos, "wraps_once_count:\t\t %u\n",
1278 priv->event_log.wraps_once_count);
1279 pos += scnprintf(buf + pos, bufsz - pos, "wraps_more_count:\t\t %u\n",
1280 priv->event_log.wraps_more_count);
1281
4967c316 1282 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
a9e1cb6a
WYG		 1283}
1284
1285static ssize_t iwl_dbgfs_ucode_tracing_write(struct file *file,
1286 const char __user *user_buf,
1287 size_t count, loff_t *ppos)
1288{
1289 struct iwl_priv *priv = file->private_data;
1290 char buf[8];
1291 int buf_size;
1292 int trace;
1293
1294 memset(buf, 0, sizeof(buf));
1295 buf_size = min(count, sizeof(buf) - 1);
1296 if (copy_from_user(buf, user_buf, buf_size))
1297 return -EFAULT;
1298 if (sscanf(buf, "%d", &trace) != 1)
1299 return -EFAULT;
1300
1301 if (trace) {
1302 priv->event_log.ucode_trace = true;
1303 /* schedule the ucode timer to occur in UCODE_TRACE_PERIOD */
1304 mod_timer(&priv->ucode_trace,
1305 jiffies + msecs_to_jiffies(UCODE_TRACE_PERIOD));
1306 } else {
1307 priv->event_log.ucode_trace = false;
1308 del_timer_sync(&priv->ucode_trace);
1309 }
1310
1311 return count;
1312}
1313
60987206
JB		 1314static ssize_t iwl_dbgfs_rxon_flags_read(struct file *file,
1315 char __user *user_buf,
1316 size_t count, loff_t *ppos) {
1317
57674308 1318 struct iwl_priv *priv = file->private_data;
60987206
JB		 1319 int len = 0;
1320 char buf[20];
1321
1322 len = sprintf(buf, "0x%04X\n", le32_to_cpu(priv->active_rxon.flags));
1323 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1324}
1325
1326static ssize_t iwl_dbgfs_rxon_filter_flags_read(struct file *file,
1327 char __user *user_buf,
1328 size_t count, loff_t *ppos) {
1329
57674308 1330 struct iwl_priv *priv = file->private_data;
60987206
JB		 1331 int len = 0;
1332 char buf[20];
1333
1334 len = sprintf(buf, "0x%04X\n",
1335 le32_to_cpu(priv->active_rxon.filter_flags));
1336 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1337}
1338
1b3eb823
WYG		 1339static ssize_t iwl_dbgfs_fh_reg_read(struct file *file,
1340 char __user *user_buf,
1341 size_t count, loff_t *ppos)
1342{
57674308 1343 struct iwl_priv *priv = file->private_data;
1b3eb823
WYG		 1344 char *buf;
1345 int pos = 0;
1346 ssize_t ret = -EFAULT;
1347
1348 if (priv->cfg->ops->lib->dump_fh) {
1349 ret = pos = priv->cfg->ops->lib->dump_fh(priv, &buf, true);
1350 if (buf) {
1351 ret = simple_read_from_buffer(user_buf,
1352 count, ppos, buf, pos);
1353 kfree(buf);
1354 }
1355 }
1356
1357 return ret;
1358}
1359
a13d276f
WYG		 1360static ssize_t iwl_dbgfs_missed_beacon_read(struct file *file,
1361 char __user *user_buf,
1362 size_t count, loff_t *ppos) {
1363
1364 struct iwl_priv *priv = file->private_data;
1365 int pos = 0;
1366 char buf[12];
1367 const size_t bufsz = sizeof(buf);
a13d276f
WYG		 1368
1369 pos += scnprintf(buf + pos, bufsz - pos, "%d\n",
1370 priv->missed_beacon_threshold);
1371
4967c316 1372 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
a13d276f
WYG		 1373}
1374
1375static ssize_t iwl_dbgfs_missed_beacon_write(struct file *file,
1376 const char __user *user_buf,
1377 size_t count, loff_t *ppos)
1378{
1379 struct iwl_priv *priv = file->private_data;
1380 char buf[8];
1381 int buf_size;
1382 int missed;
1383
1384 memset(buf, 0, sizeof(buf));
1385 buf_size = min(count, sizeof(buf) - 1);
1386 if (copy_from_user(buf, user_buf, buf_size))
1387 return -EFAULT;
1388 if (sscanf(buf, "%d", &missed) != 1)
1389 return -EINVAL;
1390
1391 if (missed < IWL_MISSED_BEACON_THRESHOLD_MIN ||
1392 missed > IWL_MISSED_BEACON_THRESHOLD_MAX)
1393 priv->missed_beacon_threshold =
1394 IWL_MISSED_BEACON_THRESHOLD_DEF;
1395 else
1396 priv->missed_beacon_threshold = missed;
1397
1398 return count;
1399}
1400
3e4fb5fa
TAN		 1401static ssize_t iwl_dbgfs_plcp_delta_read(struct file *file,
1402 char __user *user_buf,
1403 size_t count, loff_t *ppos) {
1404
57674308 1405 struct iwl_priv *priv = file->private_data;
3e4fb5fa
TAN		 1406 int pos = 0;
1407 char buf[12];
1408 const size_t bufsz = sizeof(buf);
3e4fb5fa
TAN		 1409
1410 pos += scnprintf(buf + pos, bufsz - pos, "%u\n",
1411 priv->cfg->plcp_delta_threshold);
1412
4967c316 1413 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
3e4fb5fa
TAN		 1414}
1415
1416static ssize_t iwl_dbgfs_plcp_delta_write(struct file *file,
1417 const char __user *user_buf,
1418 size_t count, loff_t *ppos) {
1419
1420 struct iwl_priv *priv = file->private_data;
1421 char buf[8];
1422 int buf_size;
1423 int plcp;
1424
1425 memset(buf, 0, sizeof(buf));
1426 buf_size = min(count, sizeof(buf) - 1);
1427 if (copy_from_user(buf, user_buf, buf_size))
1428 return -EFAULT;
1429 if (sscanf(buf, "%d", &plcp) != 1)
1430 return -EINVAL;
680788ac 1431 if ((plcp < IWL_MAX_PLCP_ERR_THRESHOLD_MIN) ||
3e4fb5fa
TAN		 1432 (plcp > IWL_MAX_PLCP_ERR_THRESHOLD_MAX))
1433 priv->cfg->plcp_delta_threshold =
680788ac 1434 IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE;
3e4fb5fa
TAN		 1435 else
1436 priv->cfg->plcp_delta_threshold = plcp;
1437 return count;
1438}
1439
528c3126
WYG		 1440static ssize_t iwl_dbgfs_force_reset_read(struct file *file,
1441 char __user *user_buf,
1442 size_t count, loff_t *ppos) {
1443
1444 struct iwl_priv *priv = file->private_data;
1445 int i, pos = 0;
1446 char buf[300];
1447 const size_t bufsz = sizeof(buf);
1448 struct iwl_force_reset *force_reset;
1449
1450 for (i = 0; i < IWL_MAX_FORCE_RESET; i++) {
1451 force_reset = &priv->force_reset[i];
1452 pos += scnprintf(buf + pos, bufsz - pos,
1453 "Force reset method %d\n", i);
1454 pos += scnprintf(buf + pos, bufsz - pos,
1455 "\tnumber of reset request: %d\n",
1456 force_reset->reset_request_count);
1457 pos += scnprintf(buf + pos, bufsz - pos,
1458 "\tnumber of reset request success: %d\n",
1459 force_reset->reset_success_count);
1460 pos += scnprintf(buf + pos, bufsz - pos,
1461 "\tnumber of reset request reject: %d\n",
1462 force_reset->reset_reject_count);
1463 pos += scnprintf(buf + pos, bufsz - pos,
1464 "\treset duration: %lu\n",
1465 force_reset->reset_duration);
1466 }
1467 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1468}
1469
04cafd7f
WYG		 1470static ssize_t iwl_dbgfs_force_reset_write(struct file *file,
1471 const char __user *user_buf,
1472 size_t count, loff_t *ppos) {
1473
1474 struct iwl_priv *priv = file->private_data;
1475 char buf[8];
1476 int buf_size;
1477 int reset, ret;
1478
1479 memset(buf, 0, sizeof(buf));
1480 buf_size = min(count, sizeof(buf) - 1);
1481 if (copy_from_user(buf, user_buf, buf_size))
1482 return -EFAULT;
1483 if (sscanf(buf, "%d", &reset) != 1)
1484 return -EINVAL;
1485 switch (reset) {
1486 case IWL_RF_RESET:
1487 case IWL_FW_RESET:
c04f9f22 1488 ret = iwl_force_reset(priv, reset, true);
04cafd7f
WYG		 1489 break;
1490 default:
1491 return -EINVAL;
1492 }
1493 return ret ? ret : count;
1494}
1495
4bf49a90
WYG		 1496static ssize_t iwl_dbgfs_txfifo_flush_write(struct file *file,
1497 const char __user *user_buf,
1498 size_t count, loff_t *ppos) {
1499
1500 struct iwl_priv *priv = file->private_data;
1501 char buf[8];
1502 int buf_size;
1503 int flush;
1504
1505 memset(buf, 0, sizeof(buf));
1506 buf_size = min(count, sizeof(buf) - 1);
1507 if (copy_from_user(buf, user_buf, buf_size))
1508 return -EFAULT;
1509 if (sscanf(buf, "%d", &flush) != 1)
1510 return -EINVAL;
1511
1512 if (iwl_is_rfkill(priv))
1513 return -EFAULT;
1514
1515 priv->cfg->ops->lib->dev_txfifo_flush(priv, IWL_DROP_ALL);
1516
1517 return count;
1518}
1519
ffb7d896
WYG		 1520static ssize_t iwl_dbgfs_ucode_bt_stats_read(struct file *file,
1521 char __user *user_buf,
1522 size_t count, loff_t *ppos)
1523{
1524 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
1525
1526 return priv->cfg->ops->lib->debugfs_ops.bt_stats_read(file,
1527 user_buf, count, ppos);
1528}
1529
7bdc473c
WYG		 1530static ssize_t iwl_dbgfs_monitor_period_write(struct file *file,
1531 const char __user *user_buf,
1532 size_t count, loff_t *ppos) {
1533
1534 struct iwl_priv *priv = file->private_data;
1535 char buf[8];
1536 int buf_size;
1537 int period;
1538
1539 memset(buf, 0, sizeof(buf));
1540 buf_size = min(count, sizeof(buf) - 1);
1541 if (copy_from_user(buf, user_buf, buf_size))
1542 return -EFAULT;
1543 if (sscanf(buf, "%d", &period) != 1)
1544 return -EINVAL;
1545 if (period < 0 || period > IWL_MAX_MONITORING_PERIOD)
1546 priv->cfg->monitor_recover_period = IWL_DEF_MONITORING_PERIOD;
1547 else
1548 priv->cfg->monitor_recover_period = period;
1549
1550 if (priv->cfg->monitor_recover_period)
1551 mod_timer(&priv->monitor_recover, jiffies + msecs_to_jiffies(
1552 priv->cfg->monitor_recover_period));
1553 else
1554 del_timer_sync(&priv->monitor_recover);
1555 return count;
1556}
1557
befe8c46
WYG		 1558static ssize_t iwl_dbgfs_bt_traffic_read(struct file *file,
1559 char __user *user_buf,
1560 size_t count, loff_t *ppos) {
1561
1562 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
1563 int pos = 0;
1564 char buf[200];
1565 const size_t bufsz = sizeof(buf);
1566 ssize_t ret;
1567
1568 pos += scnprintf(buf + pos, bufsz - pos, "BT in %s mode\n",
1569 priv->bt_full_concurrent ? "full concurrency" : "3-wire");
1570 pos += scnprintf(buf + pos, bufsz - pos, "BT status: %s, "
1571 "last traffic notif: %d\n",
1572 priv->bt_status ? "On" : "Off", priv->notif_bt_traffic_load);
1573 pos += scnprintf(buf + pos, bufsz - pos, "ch_announcement: %d, "
1574 "sco_active: %d, kill_ack_mask: %x, "
1575 "kill_cts_mask: %x\n",
1576 priv->bt_ch_announce, priv->bt_sco_active,
1577 priv->kill_ack_mask, priv->kill_cts_mask);
1578
1579 pos += scnprintf(buf + pos, bufsz - pos, "bluetooth traffic load: ");
1580 switch (priv->bt_traffic_load) {
1581 case IWL_BT_COEX_TRAFFIC_LOAD_CONTINUOUS:
1582 pos += scnprintf(buf + pos, bufsz - pos, "Continuous\n");
1583 break;
1584 case IWL_BT_COEX_TRAFFIC_LOAD_HIGH:
1585 pos += scnprintf(buf + pos, bufsz - pos, "High\n");
1586 break;
1587 case IWL_BT_COEX_TRAFFIC_LOAD_LOW:
1588 pos += scnprintf(buf + pos, bufsz - pos, "Low\n");
1589 break;
1590 case IWL_BT_COEX_TRAFFIC_LOAD_NONE:
1591 default:
1592 pos += scnprintf(buf + pos, bufsz - pos, "None\n");
1593 break;
1594 }
1595
1596 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1597 return ret;
1598}
1599
7163b8a4
WYG		 1600DEBUGFS_READ_FILE_OPS(rx_statistics);
1601DEBUGFS_READ_FILE_OPS(tx_statistics);
20594eb0 1602DEBUGFS_READ_WRITE_FILE_OPS(traffic_log);
141b03e0
WYG		 1603DEBUGFS_READ_FILE_OPS(rx_queue);
1604DEBUGFS_READ_FILE_OPS(tx_queue);
e8fe59ae
WYG		 1605DEBUGFS_READ_FILE_OPS(ucode_rx_stats);
1606DEBUGFS_READ_FILE_OPS(ucode_tx_stats);
1607DEBUGFS_READ_FILE_OPS(ucode_general_stats);
5225935b
WYG		 1608DEBUGFS_READ_FILE_OPS(sensitivity);
1609DEBUGFS_READ_FILE_OPS(chain_noise);
c09430ab 1610DEBUGFS_READ_FILE_OPS(power_save_status);
7163b8a4
WYG		 1611DEBUGFS_WRITE_FILE_OPS(clear_ucode_statistics);
1612DEBUGFS_WRITE_FILE_OPS(clear_traffic_statistics);
696bdee3 1613DEBUGFS_WRITE_FILE_OPS(csr);
a9e1cb6a 1614DEBUGFS_READ_WRITE_FILE_OPS(ucode_tracing);
1b3eb823 1615DEBUGFS_READ_FILE_OPS(fh_reg);
a13d276f 1616DEBUGFS_READ_WRITE_FILE_OPS(missed_beacon);
3e4fb5fa 1617DEBUGFS_READ_WRITE_FILE_OPS(plcp_delta);
528c3126 1618DEBUGFS_READ_WRITE_FILE_OPS(force_reset);
60987206
JB		 1619DEBUGFS_READ_FILE_OPS(rxon_flags);
1620DEBUGFS_READ_FILE_OPS(rxon_filter_flags);
4bf49a90 1621DEBUGFS_WRITE_FILE_OPS(txfifo_flush);
ffb7d896 1622DEBUGFS_READ_FILE_OPS(ucode_bt_stats);
7bdc473c 1623DEBUGFS_WRITE_FILE_OPS(monitor_period);
befe8c46 1624DEBUGFS_READ_FILE_OPS(bt_traffic);
20594eb0 1625
712b6cf5
TW		 1626/*
1627 * Create the debugfs files and directories
1628 *
1629 */
1630int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
1631{
95b1a822 1632 struct dentry *phyd = priv->hw->wiphy->debugfsdir;
4c84a8f1 1633 struct dentry *dir_drv, *dir_data, *dir_rf, *dir_debug;
712b6cf5 1634
4c84a8f1
JB		 1635 dir_drv = debugfs_create_dir(name, phyd);
1636 if (!dir_drv)
1637 return -ENOMEM;
712b6cf5 1638
4c84a8f1
JB		 1639 priv->debugfs_dir = dir_drv;
1640
1641 dir_data = debugfs_create_dir("data", dir_drv);
1642 if (!dir_data)
1643 goto err;
1644 dir_rf = debugfs_create_dir("rf", dir_drv);
1645 if (!dir_rf)
1646 goto err;
1647 dir_debug = debugfs_create_dir("debug", dir_drv);
1648 if (!dir_debug)
712b6cf5 1649 goto err;
712b6cf5 1650
4c84a8f1
JB		 1651 DEBUGFS_ADD_FILE(nvm, dir_data, S_IRUSR);
1652 DEBUGFS_ADD_FILE(sram, dir_data, S_IWUSR | S_IRUSR);
1653 DEBUGFS_ADD_FILE(log_event, dir_data, S_IWUSR | S_IRUSR);
1654 DEBUGFS_ADD_FILE(stations, dir_data, S_IRUSR);
1655 DEBUGFS_ADD_FILE(channels, dir_data, S_IRUSR);
1656 DEBUGFS_ADD_FILE(status, dir_data, S_IRUSR);
1657 DEBUGFS_ADD_FILE(interrupt, dir_data, S_IWUSR | S_IRUSR);
1658 DEBUGFS_ADD_FILE(qos, dir_data, S_IRUSR);
1659 DEBUGFS_ADD_FILE(led, dir_data, S_IRUSR);
381733cc
WYG		 1660 if (!priv->cfg->broken_powersave) {
1661 DEBUGFS_ADD_FILE(sleep_level_override, dir_data,
1662 S_IWUSR | S_IRUSR);
1663 DEBUGFS_ADD_FILE(current_sleep_command, dir_data, S_IRUSR);
1664 }
4c84a8f1
JB		 1665 DEBUGFS_ADD_FILE(thermal_throttling, dir_data, S_IRUSR);
1666 DEBUGFS_ADD_FILE(disable_ht40, dir_data, S_IWUSR | S_IRUSR);
1667 DEBUGFS_ADD_FILE(rx_statistics, dir_debug, S_IRUSR);
1668 DEBUGFS_ADD_FILE(tx_statistics, dir_debug, S_IRUSR);
1669 DEBUGFS_ADD_FILE(traffic_log, dir_debug, S_IWUSR | S_IRUSR);
1670 DEBUGFS_ADD_FILE(rx_queue, dir_debug, S_IRUSR);
1671 DEBUGFS_ADD_FILE(tx_queue, dir_debug, S_IRUSR);
4c84a8f1
JB		 1672 DEBUGFS_ADD_FILE(power_save_status, dir_debug, S_IRUSR);
1673 DEBUGFS_ADD_FILE(clear_ucode_statistics, dir_debug, S_IWUSR);
1674 DEBUGFS_ADD_FILE(clear_traffic_statistics, dir_debug, S_IWUSR);
1675 DEBUGFS_ADD_FILE(csr, dir_debug, S_IWUSR);
1676 DEBUGFS_ADD_FILE(fh_reg, dir_debug, S_IRUSR);
1677 DEBUGFS_ADD_FILE(missed_beacon, dir_debug, S_IWUSR);
4c84a8f1 1678 DEBUGFS_ADD_FILE(plcp_delta, dir_debug, S_IWUSR | S_IRUSR);
528c3126 1679 DEBUGFS_ADD_FILE(force_reset, dir_debug, S_IWUSR | S_IRUSR);
b8c76267
AK		 1680 DEBUGFS_ADD_FILE(ucode_rx_stats, dir_debug, S_IRUSR);
1681 DEBUGFS_ADD_FILE(ucode_tx_stats, dir_debug, S_IRUSR);
1682 DEBUGFS_ADD_FILE(ucode_general_stats, dir_debug, S_IRUSR);
4bf49a90
WYG		 1683 if (priv->cfg->ops->lib->dev_txfifo_flush)
1684 DEBUGFS_ADD_FILE(txfifo_flush, dir_debug, S_IWUSR);
b8c76267 1685
65d1f896 1686 if (priv->cfg->sensitivity_calib_by_driver)
4c84a8f1 1687 DEBUGFS_ADD_FILE(sensitivity, dir_debug, S_IRUSR);
65d1f896 1688 if (priv->cfg->chain_noise_calib_by_driver)
4c84a8f1 1689 DEBUGFS_ADD_FILE(chain_noise, dir_debug, S_IRUSR);
6e5c800e 1690 if (priv->cfg->ucode_tracing)
4c84a8f1 1691 DEBUGFS_ADD_FILE(ucode_tracing, dir_debug, S_IWUSR | S_IRUSR);
ffb7d896
WYG		 1692 if (priv->cfg->bt_statistics)
1693 DEBUGFS_ADD_FILE(ucode_bt_stats, dir_debug, S_IRUSR);
60987206
JB		 1694 DEBUGFS_ADD_FILE(rxon_flags, dir_debug, S_IWUSR);
1695 DEBUGFS_ADD_FILE(rxon_filter_flags, dir_debug, S_IWUSR);
7bdc473c 1696 DEBUGFS_ADD_FILE(monitor_period, dir_debug, S_IWUSR);
befe8c46
WYG		 1697 if (priv->cfg->advanced_bt_coexist)
1698 DEBUGFS_ADD_FILE(bt_traffic, dir_debug, S_IRUSR);
65d1f896
WYG		 1699 if (priv->cfg->sensitivity_calib_by_driver)
1700 DEBUGFS_ADD_BOOL(disable_sensitivity, dir_rf,
1701 &priv->disable_sens_cal);
1702 if (priv->cfg->chain_noise_calib_by_driver)
1703 DEBUGFS_ADD_BOOL(disable_chain_noise, dir_rf,
1704 &priv->disable_chain_noise_cal);
4e7033ef 1705 if (priv->cfg->tx_power_by_driver)
4c84a8f1 1706 DEBUGFS_ADD_BOOL(disable_tx_power, dir_rf,
030b8655 1707 &priv->disable_tx_power_cal);
712b6cf5
TW		 1708 return 0;
1709
1710err:
4c84a8f1 1711 IWL_ERR(priv, "Can't create the debugfs directory\n");
712b6cf5 1712 iwl_dbgfs_unregister(priv);
4c84a8f1 1713 return -ENOMEM;
712b6cf5
TW		 1714}
1715EXPORT_SYMBOL(iwl_dbgfs_register);
1716
1717/**
1718 * Remove the debugfs files and directories
1719 *
1720 */
1721void iwl_dbgfs_unregister(struct iwl_priv *priv)
1722{
4c84a8f1 1723 if (!priv->debugfs_dir)
712b6cf5
TW		 1724 return;
1725
4c84a8f1
JB		 1726 debugfs_remove_recursive(priv->debugfs_dir);
1727 priv->debugfs_dir = NULL;
712b6cf5
TW		 1728}
1729EXPORT_SYMBOL(iwl_dbgfs_unregister);
1730
1731
445c2dff 1732
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