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iwlwifi: remove SKU from config
[mirror_ubuntu-zesty-kernel.git] / drivers / net / wireless / iwlwifi / iwl-debugfs.c
CommitLineData
712b6cf5
TW		 1/******************************************************************************
2 *
3 * GPL LICENSE SUMMARY
4 *
4e318262 5 * Copyright(c) 2008 - 2012 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"
d6d023a1 42#include "iwl-agn.h"
6516174d 43#include "iwl-wifi.h"
712b6cf5
TW		 44
45/* create and remove of files */
4c84a8f1
JB		 46#define DEBUGFS_ADD_FILE(name, parent, mode) do { \
47 if (!debugfs_create_file(#name, mode, parent, priv, \
48 &iwl_dbgfs_##name##_ops)) \
49 goto err; \
712b6cf5
TW		 50} while (0)
51
4c84a8f1
JB		 52#define DEBUGFS_ADD_BOOL(name, parent, ptr) do { \
53 struct dentry *__tmp; \
54 __tmp = debugfs_create_bool(#name, S_IWUSR | S_IRUSR, \
55 parent, ptr); \
56 if (IS_ERR(__tmp) || !__tmp) \
57 goto err; \
712b6cf5
TW		 58} while (0)
59
4c84a8f1
JB		 60#define DEBUGFS_ADD_X32(name, parent, ptr) do { \
61 struct dentry *__tmp; \
62 __tmp = debugfs_create_x32(#name, S_IWUSR | S_IRUSR, \
63 parent, ptr); \
64 if (IS_ERR(__tmp) || !__tmp) \
65 goto err; \
445c2dff
TW		 66} while (0)
67
ca934b67
JB		 68#define DEBUGFS_ADD_U32(name, parent, ptr, mode) do { \
69 struct dentry *__tmp; \
70 __tmp = debugfs_create_u32(#name, mode, \
71 parent, ptr); \
72 if (IS_ERR(__tmp) || !__tmp) \
73 goto err; \
74} while (0)
75
712b6cf5
TW		 76/* file operation */
77#define DEBUGFS_READ_FUNC(name) \
78static ssize_t iwl_dbgfs_##name##_read(struct file *file, \
79 char __user *user_buf, \
80 size_t count, loff_t *ppos);
81
82#define DEBUGFS_WRITE_FUNC(name) \
83static ssize_t iwl_dbgfs_##name##_write(struct file *file, \
84 const char __user *user_buf, \
85 size_t count, loff_t *ppos);
86
87
88static int iwl_dbgfs_open_file_generic(struct inode *inode, struct file *file)
89{
90 file->private_data = inode->i_private;
91 return 0;
92}
93
94#define DEBUGFS_READ_FILE_OPS(name) \
95 DEBUGFS_READ_FUNC(name); \
96static const struct file_operations iwl_dbgfs_##name##_ops = { \
97 .read = iwl_dbgfs_##name##_read, \
98 .open = iwl_dbgfs_open_file_generic, \
2b18ab36 99 .llseek = generic_file_llseek, \
712b6cf5
TW		 100};
101
189a2b59
EK		 102#define DEBUGFS_WRITE_FILE_OPS(name) \
103 DEBUGFS_WRITE_FUNC(name); \
104static const struct file_operations iwl_dbgfs_##name##_ops = { \
105 .write = iwl_dbgfs_##name##_write, \
106 .open = iwl_dbgfs_open_file_generic, \
2b18ab36 107 .llseek = generic_file_llseek, \
189a2b59
EK		 108};
109
110
712b6cf5
TW		 111#define DEBUGFS_READ_WRITE_FILE_OPS(name) \
112 DEBUGFS_READ_FUNC(name); \
113 DEBUGFS_WRITE_FUNC(name); \
114static const struct file_operations iwl_dbgfs_##name##_ops = { \
115 .write = iwl_dbgfs_##name##_write, \
116 .read = iwl_dbgfs_##name##_read, \
117 .open = iwl_dbgfs_open_file_generic, \
2b18ab36 118 .llseek = generic_file_llseek, \
712b6cf5
TW		 119};
120
712b6cf5
TW		 121static ssize_t iwl_dbgfs_tx_statistics_read(struct file *file,
122 char __user *user_buf,
123 size_t count, loff_t *ppos) {
124
28f63a4b 125 struct iwl_priv *priv = file->private_data;
22fdf3c9 126 char *buf;
712b6cf5
TW		 127 int pos = 0;
128
22fdf3c9
WYG		 129 int cnt;
130 ssize_t ret;
98a7b43b
WYG		 131 const size_t bufsz = 100 +
132 sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX);
22fdf3c9
WYG		 133 buf = kzalloc(bufsz, GFP_KERNEL);
134 if (!buf)
135 return -ENOMEM;
136 pos += scnprintf(buf + pos, bufsz - pos, "Management:\n");
137 for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) {
138 pos += scnprintf(buf + pos, bufsz - pos,
98a7b43b 139 "\t%25s\t\t: %u\n",
22fdf3c9
WYG		 140 get_mgmt_string(cnt),
141 priv->tx_stats.mgmt[cnt]);
142 }
143 pos += scnprintf(buf + pos, bufsz - pos, "Control\n");
144 for (cnt = 0; cnt < CONTROL_MAX; cnt++) {
145 pos += scnprintf(buf + pos, bufsz - pos,
98a7b43b 146 "\t%25s\t\t: %u\n",
22fdf3c9
WYG		 147 get_ctrl_string(cnt),
148 priv->tx_stats.ctrl[cnt]);
149 }
150 pos += scnprintf(buf + pos, bufsz - pos, "Data:\n");
151 pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n",
152 priv->tx_stats.data_cnt);
153 pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n",
154 priv->tx_stats.data_bytes);
155 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
156 kfree(buf);
157 return ret;
158}
159
7163b8a4 160static ssize_t iwl_dbgfs_clear_traffic_statistics_write(struct file *file,
22fdf3c9
WYG		 161 const char __user *user_buf,
162 size_t count, loff_t *ppos)
163{
164 struct iwl_priv *priv = file->private_data;
165 u32 clear_flag;
166 char buf[8];
167 int buf_size;
712b6cf5 168
22fdf3c9
WYG		 169 memset(buf, 0, sizeof(buf));
170 buf_size = min(count, sizeof(buf) - 1);
171 if (copy_from_user(buf, user_buf, buf_size))
172 return -EFAULT;
173 if (sscanf(buf, "%x", &clear_flag) != 1)
174 return -EFAULT;
7163b8a4 175 iwl_clear_traffic_stats(priv);
22fdf3c9
WYG		 176
177 return count;
712b6cf5
TW		 178}
179
180static ssize_t iwl_dbgfs_rx_statistics_read(struct file *file,
181 char __user *user_buf,
182 size_t count, loff_t *ppos) {
183
28f63a4b 184 struct iwl_priv *priv = file->private_data;
22fdf3c9 185 char *buf;
712b6cf5 186 int pos = 0;
22fdf3c9
WYG		 187 int cnt;
188 ssize_t ret;
189 const size_t bufsz = 100 +
98a7b43b 190 sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX);
22fdf3c9
WYG		 191 buf = kzalloc(bufsz, GFP_KERNEL);
192 if (!buf)
193 return -ENOMEM;
712b6cf5 194
22fdf3c9
WYG		 195 pos += scnprintf(buf + pos, bufsz - pos, "Management:\n");
196 for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) {
197 pos += scnprintf(buf + pos, bufsz - pos,
98a7b43b 198 "\t%25s\t\t: %u\n",
22fdf3c9
WYG		 199 get_mgmt_string(cnt),
200 priv->rx_stats.mgmt[cnt]);
201 }
202 pos += scnprintf(buf + pos, bufsz - pos, "Control:\n");
203 for (cnt = 0; cnt < CONTROL_MAX; cnt++) {
204 pos += scnprintf(buf + pos, bufsz - pos,
98a7b43b 205 "\t%25s\t\t: %u\n",
22fdf3c9
WYG		 206 get_ctrl_string(cnt),
207 priv->rx_stats.ctrl[cnt]);
208 }
209 pos += scnprintf(buf + pos, bufsz - pos, "Data:\n");
210 pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n",
211 priv->rx_stats.data_cnt);
212 pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n",
213 priv->rx_stats.data_bytes);
712b6cf5 214
22fdf3c9
WYG		 215 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
216 kfree(buf);
217 return ret;
218}
219
712b6cf5
TW		 220static ssize_t iwl_dbgfs_sram_read(struct file *file,
221 char __user *user_buf,
222 size_t count, loff_t *ppos)
223{
24834d2c 224 u32 val = 0;
2943f136 225 char *buf;
712b6cf5 226 ssize_t ret;
24834d2c
JS		 227 int i = 0;
228 bool device_format = false;
229 int offset = 0;
230 int len = 0;
712b6cf5 231 int pos = 0;
24834d2c 232 int sram;
28f63a4b 233 struct iwl_priv *priv = file->private_data;
2943f136 234 size_t bufsz;
712b6cf5 235
5ade1e4d 236 /* default is to dump the entire data segment */
4c84a8f1 237 if (!priv->dbgfs_sram_offset && !priv->dbgfs_sram_len) {
6516174d 238 struct iwl_nic *nic = nic(priv);
4c84a8f1 239 priv->dbgfs_sram_offset = 0x800000;
6516174d
DF		 240 if (nic->shrd->ucode_type == IWL_UCODE_INIT)
241 priv->dbgfs_sram_len = nic->fw.ucode_init.data.len;
5ade1e4d 242 else
6516174d 243 priv->dbgfs_sram_len = nic->fw.ucode_rt.data.len;
5ade1e4d 244 }
24834d2c
JS		 245 len = priv->dbgfs_sram_len;
246
247 if (len == -4) {
248 device_format = true;
249 len = 4;
250 }
251
252 bufsz = 50 + len * 4;
2943f136
WYG		 253 buf = kmalloc(bufsz, GFP_KERNEL);
254 if (!buf)
255 return -ENOMEM;
24834d2c 256
5ade1e4d 257 pos += scnprintf(buf + pos, bufsz - pos, "sram_len: 0x%x\n",
24834d2c 258 len);
5ade1e4d 259 pos += scnprintf(buf + pos, bufsz - pos, "sram_offset: 0x%x\n",
4c84a8f1 260 priv->dbgfs_sram_offset);
24834d2c
JS		 261
262 /* adjust sram address since reads are only on even u32 boundaries */
263 offset = priv->dbgfs_sram_offset & 0x3;
264 sram = priv->dbgfs_sram_offset & ~0x3;
265
266 /* read the first u32 from sram */
1042db2a 267 val = iwl_read_targ_mem(trans(priv), sram);
24834d2c
JS		 268
269 for (; len; len--) {
270 /* put the address at the start of every line */
271 if (i == 0)
272 pos += scnprintf(buf + pos, bufsz - pos,
273 "%08X: ", sram + offset);
274
275 if (device_format)
276 pos += scnprintf(buf + pos, bufsz - pos,
277 "%02x", (val >> (8 * (3 - offset))) & 0xff);
278 else
279 pos += scnprintf(buf + pos, bufsz - pos,
280 "%02x ", (val >> (8 * offset)) & 0xff);
281
282 /* if all bytes processed, read the next u32 from sram */
283 if (++offset == 4) {
284 sram += 4;
285 offset = 0;
1042db2a 286 val = iwl_read_targ_mem(trans(priv), sram);
712b6cf5 287 }
24834d2c
JS		 288
289 /* put in extra spaces and split lines for human readability */
290 if (++i == 16) {
291 i = 0;
2943f136 292 pos += scnprintf(buf + pos, bufsz - pos, "\n");
24834d2c
JS		 293 } else if (!(i & 7)) {
294 pos += scnprintf(buf + pos, bufsz - pos, " ");
295 } else if (!(i & 3)) {
296 pos += scnprintf(buf + pos, bufsz - pos, " ");
297 }
712b6cf5 298 }
24834d2c
JS		 299 if (i)
300 pos += scnprintf(buf + pos, bufsz - pos, "\n");
712b6cf5
TW		 301
302 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
2943f136 303 kfree(buf);
712b6cf5
TW		 304 return ret;
305}
306
307static ssize_t iwl_dbgfs_sram_write(struct file *file,
308 const char __user *user_buf,
309 size_t count, loff_t *ppos)
310{
311 struct iwl_priv *priv = file->private_data;
312 char buf[64];
313 int buf_size;
314 u32 offset, len;
315
316 memset(buf, 0, sizeof(buf));
317 buf_size = min(count, sizeof(buf) - 1);
318 if (copy_from_user(buf, user_buf, buf_size))
319 return -EFAULT;
320
321 if (sscanf(buf, "%x,%x", &offset, &len) == 2) {
4c84a8f1
JB		 322 priv->dbgfs_sram_offset = offset;
323 priv->dbgfs_sram_len = len;
24834d2c
JS		 324 } else if (sscanf(buf, "%x", &offset) == 1) {
325 priv->dbgfs_sram_offset = offset;
326 priv->dbgfs_sram_len = -4;
712b6cf5 327 } else {
4c84a8f1
JB		 328 priv->dbgfs_sram_offset = 0;
329 priv->dbgfs_sram_len = 0;
712b6cf5
TW		 330 }
331
332 return count;
333}
334
c8ac61cf
JB		 335static ssize_t iwl_dbgfs_wowlan_sram_read(struct file *file,
336 char __user *user_buf,
337 size_t count, loff_t *ppos)
338{
339 struct iwl_priv *priv = file->private_data;
340
341 if (!priv->wowlan_sram)
342 return -ENODATA;
343
344 return simple_read_from_buffer(user_buf, count, ppos,
345 priv->wowlan_sram,
6516174d 346 nic(priv)->fw.ucode_wowlan.data.len);
c8ac61cf 347}
712b6cf5
TW		 348static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf,
349 size_t count, loff_t *ppos)
350{
28f63a4b 351 struct iwl_priv *priv = file->private_data;
6def9761 352 struct iwl_station_entry *station;
5f85a789 353 struct iwl_tid_data *tid_data;
712b6cf5
TW		 354 char *buf;
355 int i, j, pos = 0;
356 ssize_t ret;
357 /* Add 30 for initial string */
358 const size_t bufsz = 30 + sizeof(char) * 500 * (priv->num_stations);
712b6cf5
TW		 359
360 buf = kmalloc(bufsz, GFP_KERNEL);
3ac7f146 361 if (!buf)
712b6cf5
TW		 362 return -ENOMEM;
363
db0589f3 364 pos += scnprintf(buf + pos, bufsz - pos, "num of stations: %d\n\n",
712b6cf5
TW		 365 priv->num_stations);
366
3eae4bb1 367 for (i = 0; i < IWLAGN_STATION_COUNT; i++) {
712b6cf5 368 station = &priv->stations[i];
da73511d
JB		 369 if (!station->used)
370 continue;
371 pos += scnprintf(buf + pos, bufsz - pos,
372 "station %d - addr: %pM, flags: %#x\n",
373 i, station->sta.sta.addr,
374 station->sta.station_flags_msk);
375 pos += scnprintf(buf + pos, bufsz - pos,
76bc10fc 376 "TID\tseq_num\trate_n_flags\n");
712b6cf5 377
5f85a789 378 for (j = 0; j < IWL_MAX_TID_COUNT; j++) {
04cf6824 379 tid_data = &priv->tid_data[i][j];
da73511d 380 pos += scnprintf(buf + pos, bufsz - pos,
76bc10fc 381 "%d:\t%#x\t%#x",
5f85a789 382 j, tid_data->seq_number,
5f85a789
EG		 383 tid_data->agg.rate_n_flags);
384
385 if (tid_data->agg.wait_for_ba)
db0589f3 386 pos += scnprintf(buf + pos, bufsz - pos,
da73511d 387 " - waitforba");
db0589f3 388 pos += scnprintf(buf + pos, bufsz - pos, "\n");
712b6cf5 389 }
da73511d
JB		 390
391 pos += scnprintf(buf + pos, bufsz - pos, "\n");
712b6cf5
TW		 392 }
393
394 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
395 kfree(buf);
396 return ret;
397}
398
0848e297 399static ssize_t iwl_dbgfs_nvm_read(struct file *file,
8dd266ef
TW		 400 char __user *user_buf,
401 size_t count,
402 loff_t *ppos)
403{
404 ssize_t ret;
28f63a4b 405 struct iwl_priv *priv = file->private_data;
8dd266ef
TW		 406 int pos = 0, ofs = 0, buf_size = 0;
407 const u8 *ptr;
408 char *buf;
e307ddce 409 u16 eeprom_ver;
38622419 410 size_t eeprom_len = cfg(priv)->base_params->eeprom_size;
8dd266ef
TW		 411 buf_size = 4 * eeprom_len + 256;
412
413 if (eeprom_len % 16) {
0848e297 414 IWL_ERR(priv, "NVM size is not multiple of 16.\n");
8dd266ef
TW		 415 return -ENODATA;
416 }
417
ab36eab2 418 ptr = priv->shrd->eeprom;
c37457e6
JL		 419 if (!ptr) {
420 IWL_ERR(priv, "Invalid EEPROM/OTP memory\n");
421 return -ENOMEM;
422 }
423
8dd266ef
TW		 424 /* 4 characters for byte 0xYY */
425 buf = kzalloc(buf_size, GFP_KERNEL);
426 if (!buf) {
15b1687c 427 IWL_ERR(priv, "Can not allocate Buffer\n");
8dd266ef
TW		 428 return -ENOMEM;
429 }
ab36eab2 430 eeprom_ver = iwl_eeprom_query16(priv->shrd, EEPROM_VERSION);
e307ddce
WYG		 431 pos += scnprintf(buf + pos, buf_size - pos, "NVM Type: %s, "
432 "version: 0x%x\n",
97b52cfd 433 (trans(priv)->nvm_device_type == NVM_DEVICE_TYPE_OTP)
e307ddce 434 ? "OTP" : "EEPROM", eeprom_ver);
8dd266ef
TW		 435 for (ofs = 0 ; ofs < eeprom_len ; ofs += 16) {
436 pos += scnprintf(buf + pos, buf_size - pos, "0x%.4x ", ofs);
437 hex_dump_to_buffer(ptr + ofs, 16 , 16, 2, buf + pos,
438 buf_size - pos, 0);
2fac9717 439 pos += strlen(buf + pos);
8dd266ef
TW		 440 if (buf_size - pos > 0)
441 buf[pos++] = '\n';
442 }
443
444 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
445 kfree(buf);
446 return ret;
447}
712b6cf5 448
d366df5a
WT		 449static ssize_t iwl_dbgfs_channels_read(struct file *file, char __user *user_buf,
450 size_t count, loff_t *ppos)
451{
28f63a4b 452 struct iwl_priv *priv = file->private_data;
d366df5a
WT		 453 struct ieee80211_channel *channels = NULL;
454 const struct ieee80211_supported_band *supp_band = NULL;
455 int pos = 0, i, bufsz = PAGE_SIZE;
456 char *buf;
457 ssize_t ret;
458
63013ae3 459 if (!test_bit(STATUS_GEO_CONFIGURED, &priv->shrd->status))
d366df5a
WT		 460 return -EAGAIN;
461
462 buf = kzalloc(bufsz, GFP_KERNEL);
463 if (!buf) {
15b1687c 464 IWL_ERR(priv, "Can not allocate Buffer\n");
d366df5a
WT		 465 return -ENOMEM;
466 }
467
468 supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_2GHZ);
a2e2322d
WYG		 469 if (supp_band) {
470 channels = supp_band->channels;
d366df5a 471
d366df5a 472 pos += scnprintf(buf + pos, bufsz - pos,
a2e2322d
WYG		 473 "Displaying %d channels in 2.4GHz band 802.11bg):\n",
474 supp_band->n_channels);
d366df5a 475
a2e2322d
WYG		 476 for (i = 0; i < supp_band->n_channels; i++)
477 pos += scnprintf(buf + pos, bufsz - pos,
478 "%d: %ddBm: BSS%s%s, %s.\n",
81e95430 479 channels[i].hw_value,
a2e2322d
WYG		 480 channels[i].max_power,
481 channels[i].flags & IEEE80211_CHAN_RADAR ?
482 " (IEEE 802.11h required)" : "",
483 ((channels[i].flags & IEEE80211_CHAN_NO_IBSS)
484 || (channels[i].flags &
485 IEEE80211_CHAN_RADAR)) ? "" :
486 ", IBSS",
487 channels[i].flags &
488 IEEE80211_CHAN_PASSIVE_SCAN ?
489 "passive only" : "active/passive");
490 }
d366df5a 491 supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_5GHZ);
a2e2322d
WYG		 492 if (supp_band) {
493 channels = supp_band->channels;
d366df5a 494
d366df5a 495 pos += scnprintf(buf + pos, bufsz - pos,
a2e2322d
WYG		 496 "Displaying %d channels in 5.2GHz band (802.11a)\n",
497 supp_band->n_channels);
498
499 for (i = 0; i < supp_band->n_channels; i++)
500 pos += scnprintf(buf + pos, bufsz - pos,
501 "%d: %ddBm: BSS%s%s, %s.\n",
81e95430 502 channels[i].hw_value,
a2e2322d
WYG		 503 channels[i].max_power,
504 channels[i].flags & IEEE80211_CHAN_RADAR ?
505 " (IEEE 802.11h required)" : "",
506 ((channels[i].flags & IEEE80211_CHAN_NO_IBSS)
507 || (channels[i].flags &
508 IEEE80211_CHAN_RADAR)) ? "" :
509 ", IBSS",
510 channels[i].flags &
511 IEEE80211_CHAN_PASSIVE_SCAN ?
512 "passive only" : "active/passive");
513 }
d366df5a
WT		 514 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
515 kfree(buf);
516 return ret;
517}
518
08df05aa
WYG		 519static ssize_t iwl_dbgfs_status_read(struct file *file,
520 char __user *user_buf,
521 size_t count, loff_t *ppos) {
522
28f63a4b 523 struct iwl_priv *priv = file->private_data;
08df05aa
WYG		 524 char buf[512];
525 int pos = 0;
526 const size_t bufsz = sizeof(buf);
527
528 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_HCMD_ACTIVE:\t %d\n",
63013ae3 529 test_bit(STATUS_HCMD_ACTIVE, &priv->shrd->status));
08df05aa 530 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INT_ENABLED:\t %d\n",
63013ae3 531 test_bit(STATUS_INT_ENABLED, &priv->shrd->status));
08df05aa 532 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_RF_KILL_HW:\t %d\n",
63013ae3 533 test_bit(STATUS_RF_KILL_HW, &priv->shrd->status));
7812b167 534 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_CT_KILL:\t\t %d\n",
63013ae3 535 test_bit(STATUS_CT_KILL, &priv->shrd->status));
08df05aa 536 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INIT:\t\t %d\n",
63013ae3 537 test_bit(STATUS_INIT, &priv->shrd->status));
08df05aa 538 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_ALIVE:\t\t %d\n",
63013ae3 539 test_bit(STATUS_ALIVE, &priv->shrd->status));
08df05aa 540 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_READY:\t\t %d\n",
63013ae3 541 test_bit(STATUS_READY, &priv->shrd->status));
08df05aa 542 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_TEMPERATURE:\t %d\n",
63013ae3 543 test_bit(STATUS_TEMPERATURE, &priv->shrd->status));
08df05aa 544 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_GEO_CONFIGURED:\t %d\n",
63013ae3 545 test_bit(STATUS_GEO_CONFIGURED, &priv->shrd->status));
08df05aa 546 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_EXIT_PENDING:\t %d\n",
63013ae3 547 test_bit(STATUS_EXIT_PENDING, &priv->shrd->status));
08df05aa 548 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_STATISTICS:\t %d\n",
63013ae3 549 test_bit(STATUS_STATISTICS, &priv->shrd->status));
08df05aa 550 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCANNING:\t %d\n",
63013ae3 551 test_bit(STATUS_SCANNING, &priv->shrd->status));
08df05aa 552 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_ABORTING:\t %d\n",
63013ae3 553 test_bit(STATUS_SCAN_ABORTING, &priv->shrd->status));
08df05aa 554 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_HW:\t\t %d\n",
63013ae3 555 test_bit(STATUS_SCAN_HW, &priv->shrd->status));
08df05aa 556 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_POWER_PMI:\t %d\n",
63013ae3 557 test_bit(STATUS_POWER_PMI, &priv->shrd->status));
08df05aa 558 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_FW_ERROR:\t %d\n",
63013ae3 559 test_bit(STATUS_FW_ERROR, &priv->shrd->status));
08df05aa
WYG		 560 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
561}
562
1f7b6172 563static ssize_t iwl_dbgfs_rx_handlers_read(struct file *file,
a83b9141
WYG		 564 char __user *user_buf,
565 size_t count, loff_t *ppos) {
566
28f63a4b 567 struct iwl_priv *priv = file->private_data;
1f7b6172 568
a83b9141
WYG		 569 int pos = 0;
570 int cnt = 0;
571 char *buf;
572 int bufsz = 24 * 64; /* 24 items * 64 char per item */
573 ssize_t ret;
574
575 buf = kzalloc(bufsz, GFP_KERNEL);
576 if (!buf) {
577 IWL_ERR(priv, "Can not allocate Buffer\n");
578 return -ENOMEM;
579 }
580
a83b9141 581 for (cnt = 0; cnt < REPLY_MAX; cnt++) {
1f7b6172 582 if (priv->rx_handlers_stats[cnt] > 0)
a83b9141
WYG		 583 pos += scnprintf(buf + pos, bufsz - pos,
584 "\tRx handler[%36s]:\t\t %u\n",
585 get_cmd_string(cnt),
1f7b6172 586 priv->rx_handlers_stats[cnt]);
a83b9141
WYG		 587 }
588
a83b9141
WYG		 589 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
590 kfree(buf);
591 return ret;
592}
593
1f7b6172 594static ssize_t iwl_dbgfs_rx_handlers_write(struct file *file,
a83b9141
WYG		 595 const char __user *user_buf,
596 size_t count, loff_t *ppos)
597{
598 struct iwl_priv *priv = file->private_data;
1f7b6172 599
a83b9141
WYG		 600 char buf[8];
601 int buf_size;
602 u32 reset_flag;
603
604 memset(buf, 0, sizeof(buf));
605 buf_size = min(count, sizeof(buf) - 1);
606 if (copy_from_user(buf, user_buf, buf_size))
607 return -EFAULT;
608 if (sscanf(buf, "%x", &reset_flag) != 1)
609 return -EFAULT;
610 if (reset_flag == 0)
1f7b6172
EG		 611 memset(&priv->rx_handlers_stats[0], 0,
612 sizeof(priv->rx_handlers_stats));
a83b9141
WYG		 613
614 return count;
615}
616
f5ad69fa
WYG		 617static ssize_t iwl_dbgfs_qos_read(struct file *file, char __user *user_buf,
618 size_t count, loff_t *ppos)
619{
28f63a4b 620 struct iwl_priv *priv = file->private_data;
8dfdb9d5 621 struct iwl_rxon_context *ctx;
f5ad69fa 622 int pos = 0, i;
8dfdb9d5 623 char buf[256 * NUM_IWL_RXON_CTX];
f5ad69fa 624 const size_t bufsz = sizeof(buf);
f5ad69fa 625
8dfdb9d5
JB		 626 for_each_context(priv, ctx) {
627 pos += scnprintf(buf + pos, bufsz - pos, "context %d:\n",
628 ctx->ctxid);
629 for (i = 0; i < AC_NUM; i++) {
630 pos += scnprintf(buf + pos, bufsz - pos,
631 "\tcw_min\tcw_max\taifsn\ttxop\n");
632 pos += scnprintf(buf + pos, bufsz - pos,
f5ad69fa 633 "AC[%d]\t%u\t%u\t%u\t%u\n", i,
8dfdb9d5
JB		 634 ctx->qos_data.def_qos_parm.ac[i].cw_min,
635 ctx->qos_data.def_qos_parm.ac[i].cw_max,
636 ctx->qos_data.def_qos_parm.ac[i].aifsn,
637 ctx->qos_data.def_qos_parm.ac[i].edca_txop);
638 }
639 pos += scnprintf(buf + pos, bufsz - pos, "\n");
f5ad69fa 640 }
4967c316 641 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
f5ad69fa 642}
a83b9141 643
fbf3a2af
WYG		 644static ssize_t iwl_dbgfs_thermal_throttling_read(struct file *file,
645 char __user *user_buf,
646 size_t count, loff_t *ppos)
647{
28f63a4b 648 struct iwl_priv *priv = file->private_data;
3ad3b92a 649 struct iwl_tt_mgmt *tt = &priv->thermal_throttle;
fbf3a2af
WYG		 650 struct iwl_tt_restriction *restriction;
651 char buf[100];
652 int pos = 0;
653 const size_t bufsz = sizeof(buf);
fbf3a2af
WYG		 654
655 pos += scnprintf(buf + pos, bufsz - pos,
656 "Thermal Throttling Mode: %s\n",
3ad3b92a 657 tt->advanced_tt ? "Advance" : "Legacy");
fbf3a2af
WYG		 658 pos += scnprintf(buf + pos, bufsz - pos,
659 "Thermal Throttling State: %d\n",
660 tt->state);
3ad3b92a 661 if (tt->advanced_tt) {
fbf3a2af
WYG		 662 restriction = tt->restriction + tt->state;
663 pos += scnprintf(buf + pos, bufsz - pos,
664 "Tx mode: %d\n",
665 restriction->tx_stream);
666 pos += scnprintf(buf + pos, bufsz - pos,
667 "Rx mode: %d\n",
668 restriction->rx_stream);
669 pos += scnprintf(buf + pos, bufsz - pos,
670 "HT mode: %d\n",
671 restriction->is_ht);
672 }
4967c316 673 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
fbf3a2af
WYG		 674}
675
1e4247d4
WYG		 676static ssize_t iwl_dbgfs_disable_ht40_write(struct file *file,
677 const char __user *user_buf,
678 size_t count, loff_t *ppos)
679{
680 struct iwl_priv *priv = file->private_data;
681 char buf[8];
682 int buf_size;
683 int ht40;
684
685 memset(buf, 0, sizeof(buf));
686 buf_size = min(count, sizeof(buf) - 1);
687 if (copy_from_user(buf, user_buf, buf_size))
688 return -EFAULT;
689 if (sscanf(buf, "%d", &ht40) != 1)
690 return -EFAULT;
246ed355 691 if (!iwl_is_any_associated(priv))
1e4247d4
WYG		 692 priv->disable_ht40 = ht40 ? true : false;
693 else {
694 IWL_ERR(priv, "Sta associated with AP - "
695 "Change to 40MHz channel support is not allowed\n");
696 return -EINVAL;
697 }
698
699 return count;
700}
701
702static ssize_t iwl_dbgfs_disable_ht40_read(struct file *file,
703 char __user *user_buf,
704 size_t count, loff_t *ppos)
705{
28f63a4b 706 struct iwl_priv *priv = file->private_data;
1e4247d4
WYG		 707 char buf[100];
708 int pos = 0;
709 const size_t bufsz = sizeof(buf);
1e4247d4
WYG		 710
711 pos += scnprintf(buf + pos, bufsz - pos,
712 "11n 40MHz Mode: %s\n",
713 priv->disable_ht40 ? "Disabled" : "Enabled");
4967c316 714 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1e4247d4
WYG		 715}
716
511afa3b
EG		 717static ssize_t iwl_dbgfs_temperature_read(struct file *file,
718 char __user *user_buf,
719 size_t count, loff_t *ppos)
720{
721 struct iwl_priv *priv = file->private_data;
722 char buf[8];
723 int pos = 0;
724 const size_t bufsz = sizeof(buf);
725
726 pos += scnprintf(buf + pos, bufsz - pos, "%d\n", priv->temperature);
727 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
728}
729
730
e312c24c
JB		 731static ssize_t iwl_dbgfs_sleep_level_override_write(struct file *file,
732 const char __user *user_buf,
733 size_t count, loff_t *ppos)
734{
735 struct iwl_priv *priv = file->private_data;
736 char buf[8];
737 int buf_size;
738 int value;
739
740 memset(buf, 0, sizeof(buf));
741 buf_size = min(count, sizeof(buf) - 1);
742 if (copy_from_user(buf, user_buf, buf_size))
743 return -EFAULT;
744
745 if (sscanf(buf, "%d", &value) != 1)
746 return -EINVAL;
747
748 /*
749 * Our users expect 0 to be "CAM", but 0 isn't actually
750 * valid here. However, let's not confuse them and present
751 * IWL_POWER_INDEX_1 as "1", not "0".
752 */
1a34c043
RC		 753 if (value == 0)
754 return -EINVAL;
755 else if (value > 0)
e312c24c
JB		 756 value -= 1;
757
758 if (value != -1 && (value < 0 || value >= IWL_POWER_NUM))
759 return -EINVAL;
760
845a9c0d 761 if (!iwl_is_ready_rf(priv->shrd))
4ad177b5
WYG		 762 return -EAGAIN;
763
e312c24c
JB		 764 priv->power_data.debug_sleep_level_override = value;
765
6ac2f839 766 mutex_lock(&priv->shrd->mutex);
4ad177b5 767 iwl_power_update_mode(priv, true);
6ac2f839 768 mutex_unlock(&priv->shrd->mutex);
e312c24c
JB		 769
770 return count;
771}
772
773static ssize_t iwl_dbgfs_sleep_level_override_read(struct file *file,
774 char __user *user_buf,
775 size_t count, loff_t *ppos)
776{
28f63a4b 777 struct iwl_priv *priv = file->private_data;
e312c24c
JB		 778 char buf[10];
779 int pos, value;
780 const size_t bufsz = sizeof(buf);
781
782 /* see the write function */
783 value = priv->power_data.debug_sleep_level_override;
784 if (value >= 0)
785 value += 1;
786
787 pos = scnprintf(buf, bufsz, "%d\n", value);
788 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
789}
790
791static ssize_t iwl_dbgfs_current_sleep_command_read(struct file *file,
792 char __user *user_buf,
793 size_t count, loff_t *ppos)
794{
28f63a4b 795 struct iwl_priv *priv = file->private_data;
e312c24c
JB		 796 char buf[200];
797 int pos = 0, i;
798 const size_t bufsz = sizeof(buf);
799 struct iwl_powertable_cmd *cmd = &priv->power_data.sleep_cmd;
800
801 pos += scnprintf(buf + pos, bufsz - pos,
802 "flags: %#.2x\n", le16_to_cpu(cmd->flags));
803 pos += scnprintf(buf + pos, bufsz - pos,
804 "RX/TX timeout: %d/%d usec\n",
805 le32_to_cpu(cmd->rx_data_timeout),
806 le32_to_cpu(cmd->tx_data_timeout));
807 for (i = 0; i < IWL_POWER_VEC_SIZE; i++)
808 pos += scnprintf(buf + pos, bufsz - pos,
809 "sleep_interval[%d]: %d\n", i,
810 le32_to_cpu(cmd->sleep_interval[i]));
811
812 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
813}
814
712b6cf5 815DEBUGFS_READ_WRITE_FILE_OPS(sram);
c8ac61cf 816DEBUGFS_READ_FILE_OPS(wowlan_sram);
0848e297 817DEBUGFS_READ_FILE_OPS(nvm);
712b6cf5 818DEBUGFS_READ_FILE_OPS(stations);
d366df5a 819DEBUGFS_READ_FILE_OPS(channels);
08df05aa 820DEBUGFS_READ_FILE_OPS(status);
1f7b6172 821DEBUGFS_READ_WRITE_FILE_OPS(rx_handlers);
f5ad69fa 822DEBUGFS_READ_FILE_OPS(qos);
fbf3a2af 823DEBUGFS_READ_FILE_OPS(thermal_throttling);
1e4247d4 824DEBUGFS_READ_WRITE_FILE_OPS(disable_ht40);
511afa3b 825DEBUGFS_READ_FILE_OPS(temperature);
e312c24c
JB		 826DEBUGFS_READ_WRITE_FILE_OPS(sleep_level_override);
827DEBUGFS_READ_FILE_OPS(current_sleep_command);
712b6cf5 828
41f5e047
EG		 829static ssize_t iwl_dbgfs_traffic_log_read(struct file *file,
830 char __user *user_buf,
831 size_t count, loff_t *ppos)
832{
833 struct iwl_priv *priv = file->private_data;
834 int pos = 0, ofs = 0;
835 int cnt = 0, entry;
836
837 char *buf;
838 int bufsz = ((IWL_TRAFFIC_ENTRIES * IWL_TRAFFIC_ENTRY_SIZE * 64) * 2) +
839 (hw_params(priv).max_txq_num * 32 * 8) + 400;
840 const u8 *ptr;
841 ssize_t ret;
842
843 buf = kzalloc(bufsz, GFP_KERNEL);
844 if (!buf) {
845 IWL_ERR(priv, "Can not allocate buffer\n");
846 return -ENOMEM;
847 }
a8bceb39 848 if (priv->tx_traffic && iwl_have_debug_level(IWL_DL_TX)) {
41f5e047
EG		 849 ptr = priv->tx_traffic;
850 pos += scnprintf(buf + pos, bufsz - pos,
851 "Tx Traffic idx: %u\n", priv->tx_traffic_idx);
852 for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) {
853 for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16;
854 entry++, ofs += 16) {
855 pos += scnprintf(buf + pos, bufsz - pos,
856 "0x%.4x ", ofs);
857 hex_dump_to_buffer(ptr + ofs, 16, 16, 2,
858 buf + pos, bufsz - pos, 0);
859 pos += strlen(buf + pos);
860 if (bufsz - pos > 0)
861 buf[pos++] = '\n';
862 }
863 }
864 }
865
a8bceb39 866 if (priv->rx_traffic && iwl_have_debug_level(IWL_DL_RX)) {
41f5e047
EG		 867 ptr = priv->rx_traffic;
868 pos += scnprintf(buf + pos, bufsz - pos,
869 "Rx Traffic idx: %u\n", priv->rx_traffic_idx);
870 for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) {
871 for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16;
872 entry++, ofs += 16) {
873 pos += scnprintf(buf + pos, bufsz - pos,
874 "0x%.4x ", ofs);
875 hex_dump_to_buffer(ptr + ofs, 16, 16, 2,
876 buf + pos, bufsz - pos, 0);
877 pos += strlen(buf + pos);
878 if (bufsz - pos > 0)
879 buf[pos++] = '\n';
880 }
881 }
882 }
883
884 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
885 kfree(buf);
886 return ret;
887}
888
889static ssize_t iwl_dbgfs_traffic_log_write(struct file *file,
890 const char __user *user_buf,
891 size_t count, loff_t *ppos)
892{
893 struct iwl_priv *priv = file->private_data;
894 char buf[8];
895 int buf_size;
896 int traffic_log;
897
898 memset(buf, 0, sizeof(buf));
899 buf_size = min(count, sizeof(buf) - 1);
900 if (copy_from_user(buf, user_buf, buf_size))
901 return -EFAULT;
902 if (sscanf(buf, "%d", &traffic_log) != 1)
903 return -EFAULT;
904 if (traffic_log == 0)
905 iwl_reset_traffic_log(priv);
906
907 return count;
908}
909
d6d023a1
WYG		 910static const char *fmt_value = " %-30s %10u\n";
911static const char *fmt_hex = " %-30s 0x%02X\n";
912static const char *fmt_table = " %-30s %10u %10u %10u %10u\n";
913static const char *fmt_header =
914 "%-32s current cumulative delta max\n";
915
916static int iwl_statistics_flag(struct iwl_priv *priv, char *buf, int bufsz)
917{
918 int p = 0;
919 u32 flag;
920
4ff70fcd
JB		 921 lockdep_assert_held(&priv->statistics.lock);
922
d6d023a1
WYG		 923 flag = le32_to_cpu(priv->statistics.flag);
924
925 p += scnprintf(buf + p, bufsz - p, "Statistics Flag(0x%X):\n", flag);
926 if (flag & UCODE_STATISTICS_CLEAR_MSK)
927 p += scnprintf(buf + p, bufsz - p,
928 "\tStatistics have been cleared\n");
929 p += scnprintf(buf + p, bufsz - p, "\tOperational Frequency: %s\n",
930 (flag & UCODE_STATISTICS_FREQUENCY_MSK)
931 ? "2.4 GHz" : "5.2 GHz");
932 p += scnprintf(buf + p, bufsz - p, "\tTGj Narrow Band: %s\n",
933 (flag & UCODE_STATISTICS_NARROW_BAND_MSK)
934 ? "enabled" : "disabled");
935
936 return p;
937}
938
e8fe59ae
WYG		 939static ssize_t iwl_dbgfs_ucode_rx_stats_read(struct file *file,
940 char __user *user_buf,
941 size_t count, loff_t *ppos)
942{
28f63a4b 943 struct iwl_priv *priv = file->private_data;
d6d023a1
WYG		 944 int pos = 0;
945 char *buf;
946 int bufsz = sizeof(struct statistics_rx_phy) * 40 +
947 sizeof(struct statistics_rx_non_phy) * 40 +
948 sizeof(struct statistics_rx_ht_phy) * 40 + 400;
949 ssize_t ret;
950 struct statistics_rx_phy *ofdm, *accum_ofdm, *delta_ofdm, *max_ofdm;
951 struct statistics_rx_phy *cck, *accum_cck, *delta_cck, *max_cck;
952 struct statistics_rx_non_phy *general, *accum_general;
953 struct statistics_rx_non_phy *delta_general, *max_general;
954 struct statistics_rx_ht_phy *ht, *accum_ht, *delta_ht, *max_ht;
955
845a9c0d 956 if (!iwl_is_alive(priv->shrd))
d6d023a1
WYG		 957 return -EAGAIN;
958
959 buf = kzalloc(bufsz, GFP_KERNEL);
960 if (!buf) {
961 IWL_ERR(priv, "Can not allocate Buffer\n");
962 return -ENOMEM;
963 }
964
965 /*
966 * the statistic information display here is based on
967 * the last statistics notification from uCode
968 * might not reflect the current uCode activity
969 */
4ff70fcd 970 spin_lock_bh(&priv->statistics.lock);
d6d023a1
WYG		 971 ofdm = &priv->statistics.rx_ofdm;
972 cck = &priv->statistics.rx_cck;
973 general = &priv->statistics.rx_non_phy;
974 ht = &priv->statistics.rx_ofdm_ht;
975 accum_ofdm = &priv->accum_stats.rx_ofdm;
976 accum_cck = &priv->accum_stats.rx_cck;
977 accum_general = &priv->accum_stats.rx_non_phy;
978 accum_ht = &priv->accum_stats.rx_ofdm_ht;
979 delta_ofdm = &priv->delta_stats.rx_ofdm;
980 delta_cck = &priv->delta_stats.rx_cck;
981 delta_general = &priv->delta_stats.rx_non_phy;
982 delta_ht = &priv->delta_stats.rx_ofdm_ht;
983 max_ofdm = &priv->max_delta_stats.rx_ofdm;
984 max_cck = &priv->max_delta_stats.rx_cck;
985 max_general = &priv->max_delta_stats.rx_non_phy;
986 max_ht = &priv->max_delta_stats.rx_ofdm_ht;
987
988 pos += iwl_statistics_flag(priv, buf, bufsz);
989 pos += scnprintf(buf + pos, bufsz - pos,
990 fmt_header, "Statistics_Rx - OFDM:");
991 pos += scnprintf(buf + pos, bufsz - pos,
992 fmt_table, "ina_cnt:",
993 le32_to_cpu(ofdm->ina_cnt),
994 accum_ofdm->ina_cnt,
995 delta_ofdm->ina_cnt, max_ofdm->ina_cnt);
996 pos += scnprintf(buf + pos, bufsz - pos,
997 fmt_table, "fina_cnt:",
998 le32_to_cpu(ofdm->fina_cnt), accum_ofdm->fina_cnt,
999 delta_ofdm->fina_cnt, max_ofdm->fina_cnt);
1000 pos += scnprintf(buf + pos, bufsz - pos,
1001 fmt_table, "plcp_err:",
1002 le32_to_cpu(ofdm->plcp_err), accum_ofdm->plcp_err,
1003 delta_ofdm->plcp_err, max_ofdm->plcp_err);
1004 pos += scnprintf(buf + pos, bufsz - pos,
1005 fmt_table, "crc32_err:",
1006 le32_to_cpu(ofdm->crc32_err), accum_ofdm->crc32_err,
1007 delta_ofdm->crc32_err, max_ofdm->crc32_err);
1008 pos += scnprintf(buf + pos, bufsz - pos,
1009 fmt_table, "overrun_err:",
1010 le32_to_cpu(ofdm->overrun_err),
1011 accum_ofdm->overrun_err, delta_ofdm->overrun_err,
1012 max_ofdm->overrun_err);
1013 pos += scnprintf(buf + pos, bufsz - pos,
1014 fmt_table, "early_overrun_err:",
1015 le32_to_cpu(ofdm->early_overrun_err),
1016 accum_ofdm->early_overrun_err,
1017 delta_ofdm->early_overrun_err,
1018 max_ofdm->early_overrun_err);
1019 pos += scnprintf(buf + pos, bufsz - pos,
1020 fmt_table, "crc32_good:",
1021 le32_to_cpu(ofdm->crc32_good),
1022 accum_ofdm->crc32_good, delta_ofdm->crc32_good,
1023 max_ofdm->crc32_good);
1024 pos += scnprintf(buf + pos, bufsz - pos,
1025 fmt_table, "false_alarm_cnt:",
1026 le32_to_cpu(ofdm->false_alarm_cnt),
1027 accum_ofdm->false_alarm_cnt,
1028 delta_ofdm->false_alarm_cnt,
1029 max_ofdm->false_alarm_cnt);
1030 pos += scnprintf(buf + pos, bufsz - pos,
1031 fmt_table, "fina_sync_err_cnt:",
1032 le32_to_cpu(ofdm->fina_sync_err_cnt),
1033 accum_ofdm->fina_sync_err_cnt,
1034 delta_ofdm->fina_sync_err_cnt,
1035 max_ofdm->fina_sync_err_cnt);
1036 pos += scnprintf(buf + pos, bufsz - pos,
1037 fmt_table, "sfd_timeout:",
1038 le32_to_cpu(ofdm->sfd_timeout),
1039 accum_ofdm->sfd_timeout, delta_ofdm->sfd_timeout,
1040 max_ofdm->sfd_timeout);
1041 pos += scnprintf(buf + pos, bufsz - pos,
1042 fmt_table, "fina_timeout:",
1043 le32_to_cpu(ofdm->fina_timeout),
1044 accum_ofdm->fina_timeout, delta_ofdm->fina_timeout,
1045 max_ofdm->fina_timeout);
1046 pos += scnprintf(buf + pos, bufsz - pos,
1047 fmt_table, "unresponded_rts:",
1048 le32_to_cpu(ofdm->unresponded_rts),
1049 accum_ofdm->unresponded_rts,
1050 delta_ofdm->unresponded_rts,
1051 max_ofdm->unresponded_rts);
1052 pos += scnprintf(buf + pos, bufsz - pos,
1053 fmt_table, "rxe_frame_lmt_ovrun:",
1054 le32_to_cpu(ofdm->rxe_frame_limit_overrun),
1055 accum_ofdm->rxe_frame_limit_overrun,
1056 delta_ofdm->rxe_frame_limit_overrun,
1057 max_ofdm->rxe_frame_limit_overrun);
1058 pos += scnprintf(buf + pos, bufsz - pos,
1059 fmt_table, "sent_ack_cnt:",
1060 le32_to_cpu(ofdm->sent_ack_cnt),
1061 accum_ofdm->sent_ack_cnt, delta_ofdm->sent_ack_cnt,
1062 max_ofdm->sent_ack_cnt);
1063 pos += scnprintf(buf + pos, bufsz - pos,
1064 fmt_table, "sent_cts_cnt:",
1065 le32_to_cpu(ofdm->sent_cts_cnt),
1066 accum_ofdm->sent_cts_cnt, delta_ofdm->sent_cts_cnt,
1067 max_ofdm->sent_cts_cnt);
1068 pos += scnprintf(buf + pos, bufsz - pos,
1069 fmt_table, "sent_ba_rsp_cnt:",
1070 le32_to_cpu(ofdm->sent_ba_rsp_cnt),
1071 accum_ofdm->sent_ba_rsp_cnt,
1072 delta_ofdm->sent_ba_rsp_cnt,
1073 max_ofdm->sent_ba_rsp_cnt);
1074 pos += scnprintf(buf + pos, bufsz - pos,
1075 fmt_table, "dsp_self_kill:",
1076 le32_to_cpu(ofdm->dsp_self_kill),
1077 accum_ofdm->dsp_self_kill,
1078 delta_ofdm->dsp_self_kill,
1079 max_ofdm->dsp_self_kill);
1080 pos += scnprintf(buf + pos, bufsz - pos,
1081 fmt_table, "mh_format_err:",
1082 le32_to_cpu(ofdm->mh_format_err),
1083 accum_ofdm->mh_format_err,
1084 delta_ofdm->mh_format_err,
1085 max_ofdm->mh_format_err);
1086 pos += scnprintf(buf + pos, bufsz - pos,
1087 fmt_table, "re_acq_main_rssi_sum:",
1088 le32_to_cpu(ofdm->re_acq_main_rssi_sum),
1089 accum_ofdm->re_acq_main_rssi_sum,
1090 delta_ofdm->re_acq_main_rssi_sum,
1091 max_ofdm->re_acq_main_rssi_sum);
1092
1093 pos += scnprintf(buf + pos, bufsz - pos,
1094 fmt_header, "Statistics_Rx - CCK:");
1095 pos += scnprintf(buf + pos, bufsz - pos,
1096 fmt_table, "ina_cnt:",
1097 le32_to_cpu(cck->ina_cnt), accum_cck->ina_cnt,
1098 delta_cck->ina_cnt, max_cck->ina_cnt);
1099 pos += scnprintf(buf + pos, bufsz - pos,
1100 fmt_table, "fina_cnt:",
1101 le32_to_cpu(cck->fina_cnt), accum_cck->fina_cnt,
1102 delta_cck->fina_cnt, max_cck->fina_cnt);
1103 pos += scnprintf(buf + pos, bufsz - pos,
1104 fmt_table, "plcp_err:",
1105 le32_to_cpu(cck->plcp_err), accum_cck->plcp_err,
1106 delta_cck->plcp_err, max_cck->plcp_err);
1107 pos += scnprintf(buf + pos, bufsz - pos,
1108 fmt_table, "crc32_err:",
1109 le32_to_cpu(cck->crc32_err), accum_cck->crc32_err,
1110 delta_cck->crc32_err, max_cck->crc32_err);
1111 pos += scnprintf(buf + pos, bufsz - pos,
1112 fmt_table, "overrun_err:",
1113 le32_to_cpu(cck->overrun_err),
1114 accum_cck->overrun_err, delta_cck->overrun_err,
1115 max_cck->overrun_err);
1116 pos += scnprintf(buf + pos, bufsz - pos,
1117 fmt_table, "early_overrun_err:",
1118 le32_to_cpu(cck->early_overrun_err),
1119 accum_cck->early_overrun_err,
1120 delta_cck->early_overrun_err,
1121 max_cck->early_overrun_err);
1122 pos += scnprintf(buf + pos, bufsz - pos,
1123 fmt_table, "crc32_good:",
1124 le32_to_cpu(cck->crc32_good), accum_cck->crc32_good,
1125 delta_cck->crc32_good, max_cck->crc32_good);
1126 pos += scnprintf(buf + pos, bufsz - pos,
1127 fmt_table, "false_alarm_cnt:",
1128 le32_to_cpu(cck->false_alarm_cnt),
1129 accum_cck->false_alarm_cnt,
1130 delta_cck->false_alarm_cnt, max_cck->false_alarm_cnt);
1131 pos += scnprintf(buf + pos, bufsz - pos,
1132 fmt_table, "fina_sync_err_cnt:",
1133 le32_to_cpu(cck->fina_sync_err_cnt),
1134 accum_cck->fina_sync_err_cnt,
1135 delta_cck->fina_sync_err_cnt,
1136 max_cck->fina_sync_err_cnt);
1137 pos += scnprintf(buf + pos, bufsz - pos,
1138 fmt_table, "sfd_timeout:",
1139 le32_to_cpu(cck->sfd_timeout),
1140 accum_cck->sfd_timeout, delta_cck->sfd_timeout,
1141 max_cck->sfd_timeout);
1142 pos += scnprintf(buf + pos, bufsz - pos,
1143 fmt_table, "fina_timeout:",
1144 le32_to_cpu(cck->fina_timeout),
1145 accum_cck->fina_timeout, delta_cck->fina_timeout,
1146 max_cck->fina_timeout);
1147 pos += scnprintf(buf + pos, bufsz - pos,
1148 fmt_table, "unresponded_rts:",
1149 le32_to_cpu(cck->unresponded_rts),
1150 accum_cck->unresponded_rts, delta_cck->unresponded_rts,
1151 max_cck->unresponded_rts);
1152 pos += scnprintf(buf + pos, bufsz - pos,
1153 fmt_table, "rxe_frame_lmt_ovrun:",
1154 le32_to_cpu(cck->rxe_frame_limit_overrun),
1155 accum_cck->rxe_frame_limit_overrun,
1156 delta_cck->rxe_frame_limit_overrun,
1157 max_cck->rxe_frame_limit_overrun);
1158 pos += scnprintf(buf + pos, bufsz - pos,
1159 fmt_table, "sent_ack_cnt:",
1160 le32_to_cpu(cck->sent_ack_cnt),
1161 accum_cck->sent_ack_cnt, delta_cck->sent_ack_cnt,
1162 max_cck->sent_ack_cnt);
1163 pos += scnprintf(buf + pos, bufsz - pos,
1164 fmt_table, "sent_cts_cnt:",
1165 le32_to_cpu(cck->sent_cts_cnt),
1166 accum_cck->sent_cts_cnt, delta_cck->sent_cts_cnt,
1167 max_cck->sent_cts_cnt);
1168 pos += scnprintf(buf + pos, bufsz - pos,
1169 fmt_table, "sent_ba_rsp_cnt:",
1170 le32_to_cpu(cck->sent_ba_rsp_cnt),
1171 accum_cck->sent_ba_rsp_cnt,
1172 delta_cck->sent_ba_rsp_cnt,
1173 max_cck->sent_ba_rsp_cnt);
1174 pos += scnprintf(buf + pos, bufsz - pos,
1175 fmt_table, "dsp_self_kill:",
1176 le32_to_cpu(cck->dsp_self_kill),
1177 accum_cck->dsp_self_kill, delta_cck->dsp_self_kill,
1178 max_cck->dsp_self_kill);
1179 pos += scnprintf(buf + pos, bufsz - pos,
1180 fmt_table, "mh_format_err:",
1181 le32_to_cpu(cck->mh_format_err),
1182 accum_cck->mh_format_err, delta_cck->mh_format_err,
1183 max_cck->mh_format_err);
1184 pos += scnprintf(buf + pos, bufsz - pos,
1185 fmt_table, "re_acq_main_rssi_sum:",
1186 le32_to_cpu(cck->re_acq_main_rssi_sum),
1187 accum_cck->re_acq_main_rssi_sum,
1188 delta_cck->re_acq_main_rssi_sum,
1189 max_cck->re_acq_main_rssi_sum);
1190
1191 pos += scnprintf(buf + pos, bufsz - pos,
1192 fmt_header, "Statistics_Rx - GENERAL:");
1193 pos += scnprintf(buf + pos, bufsz - pos,
1194 fmt_table, "bogus_cts:",
1195 le32_to_cpu(general->bogus_cts),
1196 accum_general->bogus_cts, delta_general->bogus_cts,
1197 max_general->bogus_cts);
1198 pos += scnprintf(buf + pos, bufsz - pos,
1199 fmt_table, "bogus_ack:",
1200 le32_to_cpu(general->bogus_ack),
1201 accum_general->bogus_ack, delta_general->bogus_ack,
1202 max_general->bogus_ack);
1203 pos += scnprintf(buf + pos, bufsz - pos,
1204 fmt_table, "non_bssid_frames:",
1205 le32_to_cpu(general->non_bssid_frames),
1206 accum_general->non_bssid_frames,
1207 delta_general->non_bssid_frames,
1208 max_general->non_bssid_frames);
1209 pos += scnprintf(buf + pos, bufsz - pos,
1210 fmt_table, "filtered_frames:",
1211 le32_to_cpu(general->filtered_frames),
1212 accum_general->filtered_frames,
1213 delta_general->filtered_frames,
1214 max_general->filtered_frames);
1215 pos += scnprintf(buf + pos, bufsz - pos,
1216 fmt_table, "non_channel_beacons:",
1217 le32_to_cpu(general->non_channel_beacons),
1218 accum_general->non_channel_beacons,
1219 delta_general->non_channel_beacons,
1220 max_general->non_channel_beacons);
1221 pos += scnprintf(buf + pos, bufsz - pos,
1222 fmt_table, "channel_beacons:",
1223 le32_to_cpu(general->channel_beacons),
1224 accum_general->channel_beacons,
1225 delta_general->channel_beacons,
1226 max_general->channel_beacons);
1227 pos += scnprintf(buf + pos, bufsz - pos,
1228 fmt_table, "num_missed_bcon:",
1229 le32_to_cpu(general->num_missed_bcon),
1230 accum_general->num_missed_bcon,
1231 delta_general->num_missed_bcon,
1232 max_general->num_missed_bcon);
1233 pos += scnprintf(buf + pos, bufsz - pos,
1234 fmt_table, "adc_rx_saturation_time:",
1235 le32_to_cpu(general->adc_rx_saturation_time),
1236 accum_general->adc_rx_saturation_time,
1237 delta_general->adc_rx_saturation_time,
1238 max_general->adc_rx_saturation_time);
1239 pos += scnprintf(buf + pos, bufsz - pos,
1240 fmt_table, "ina_detect_search_tm:",
1241 le32_to_cpu(general->ina_detection_search_time),
1242 accum_general->ina_detection_search_time,
1243 delta_general->ina_detection_search_time,
1244 max_general->ina_detection_search_time);
1245 pos += scnprintf(buf + pos, bufsz - pos,
1246 fmt_table, "beacon_silence_rssi_a:",
1247 le32_to_cpu(general->beacon_silence_rssi_a),
1248 accum_general->beacon_silence_rssi_a,
1249 delta_general->beacon_silence_rssi_a,
1250 max_general->beacon_silence_rssi_a);
1251 pos += scnprintf(buf + pos, bufsz - pos,
1252 fmt_table, "beacon_silence_rssi_b:",
1253 le32_to_cpu(general->beacon_silence_rssi_b),
1254 accum_general->beacon_silence_rssi_b,
1255 delta_general->beacon_silence_rssi_b,
1256 max_general->beacon_silence_rssi_b);
1257 pos += scnprintf(buf + pos, bufsz - pos,
1258 fmt_table, "beacon_silence_rssi_c:",
1259 le32_to_cpu(general->beacon_silence_rssi_c),
1260 accum_general->beacon_silence_rssi_c,
1261 delta_general->beacon_silence_rssi_c,
1262 max_general->beacon_silence_rssi_c);
1263 pos += scnprintf(buf + pos, bufsz - pos,
1264 fmt_table, "interference_data_flag:",
1265 le32_to_cpu(general->interference_data_flag),
1266 accum_general->interference_data_flag,
1267 delta_general->interference_data_flag,
1268 max_general->interference_data_flag);
1269 pos += scnprintf(buf + pos, bufsz - pos,
1270 fmt_table, "channel_load:",
1271 le32_to_cpu(general->channel_load),
1272 accum_general->channel_load,
1273 delta_general->channel_load,
1274 max_general->channel_load);
1275 pos += scnprintf(buf + pos, bufsz - pos,
1276 fmt_table, "dsp_false_alarms:",
1277 le32_to_cpu(general->dsp_false_alarms),
1278 accum_general->dsp_false_alarms,
1279 delta_general->dsp_false_alarms,
1280 max_general->dsp_false_alarms);
1281 pos += scnprintf(buf + pos, bufsz - pos,
1282 fmt_table, "beacon_rssi_a:",
1283 le32_to_cpu(general->beacon_rssi_a),
1284 accum_general->beacon_rssi_a,
1285 delta_general->beacon_rssi_a,
1286 max_general->beacon_rssi_a);
1287 pos += scnprintf(buf + pos, bufsz - pos,
1288 fmt_table, "beacon_rssi_b:",
1289 le32_to_cpu(general->beacon_rssi_b),
1290 accum_general->beacon_rssi_b,
1291 delta_general->beacon_rssi_b,
1292 max_general->beacon_rssi_b);
1293 pos += scnprintf(buf + pos, bufsz - pos,
1294 fmt_table, "beacon_rssi_c:",
1295 le32_to_cpu(general->beacon_rssi_c),
1296 accum_general->beacon_rssi_c,
1297 delta_general->beacon_rssi_c,
1298 max_general->beacon_rssi_c);
1299 pos += scnprintf(buf + pos, bufsz - pos,
1300 fmt_table, "beacon_energy_a:",
1301 le32_to_cpu(general->beacon_energy_a),
1302 accum_general->beacon_energy_a,
1303 delta_general->beacon_energy_a,
1304 max_general->beacon_energy_a);
1305 pos += scnprintf(buf + pos, bufsz - pos,
1306 fmt_table, "beacon_energy_b:",
1307 le32_to_cpu(general->beacon_energy_b),
1308 accum_general->beacon_energy_b,
1309 delta_general->beacon_energy_b,
1310 max_general->beacon_energy_b);
1311 pos += scnprintf(buf + pos, bufsz - pos,
1312 fmt_table, "beacon_energy_c:",
1313 le32_to_cpu(general->beacon_energy_c),
1314 accum_general->beacon_energy_c,
1315 delta_general->beacon_energy_c,
1316 max_general->beacon_energy_c);
1317
1318 pos += scnprintf(buf + pos, bufsz - pos,
1319 fmt_header, "Statistics_Rx - OFDM_HT:");
1320 pos += scnprintf(buf + pos, bufsz - pos,
1321 fmt_table, "plcp_err:",
1322 le32_to_cpu(ht->plcp_err), accum_ht->plcp_err,
1323 delta_ht->plcp_err, max_ht->plcp_err);
1324 pos += scnprintf(buf + pos, bufsz - pos,
1325 fmt_table, "overrun_err:",
1326 le32_to_cpu(ht->overrun_err), accum_ht->overrun_err,
1327 delta_ht->overrun_err, max_ht->overrun_err);
1328 pos += scnprintf(buf + pos, bufsz - pos,
1329 fmt_table, "early_overrun_err:",
1330 le32_to_cpu(ht->early_overrun_err),
1331 accum_ht->early_overrun_err,
1332 delta_ht->early_overrun_err,
1333 max_ht->early_overrun_err);
1334 pos += scnprintf(buf + pos, bufsz - pos,
1335 fmt_table, "crc32_good:",
1336 le32_to_cpu(ht->crc32_good), accum_ht->crc32_good,
1337 delta_ht->crc32_good, max_ht->crc32_good);
1338 pos += scnprintf(buf + pos, bufsz - pos,
1339 fmt_table, "crc32_err:",
1340 le32_to_cpu(ht->crc32_err), accum_ht->crc32_err,
1341 delta_ht->crc32_err, max_ht->crc32_err);
1342 pos += scnprintf(buf + pos, bufsz - pos,
1343 fmt_table, "mh_format_err:",
1344 le32_to_cpu(ht->mh_format_err),
1345 accum_ht->mh_format_err,
1346 delta_ht->mh_format_err, max_ht->mh_format_err);
1347 pos += scnprintf(buf + pos, bufsz - pos,
1348 fmt_table, "agg_crc32_good:",
1349 le32_to_cpu(ht->agg_crc32_good),
1350 accum_ht->agg_crc32_good,
1351 delta_ht->agg_crc32_good, max_ht->agg_crc32_good);
1352 pos += scnprintf(buf + pos, bufsz - pos,
1353 fmt_table, "agg_mpdu_cnt:",
1354 le32_to_cpu(ht->agg_mpdu_cnt),
1355 accum_ht->agg_mpdu_cnt,
1356 delta_ht->agg_mpdu_cnt, max_ht->agg_mpdu_cnt);
1357 pos += scnprintf(buf + pos, bufsz - pos,
1358 fmt_table, "agg_cnt:",
1359 le32_to_cpu(ht->agg_cnt), accum_ht->agg_cnt,
1360 delta_ht->agg_cnt, max_ht->agg_cnt);
1361 pos += scnprintf(buf + pos, bufsz - pos,
1362 fmt_table, "unsupport_mcs:",
1363 le32_to_cpu(ht->unsupport_mcs),
1364 accum_ht->unsupport_mcs,
1365 delta_ht->unsupport_mcs, max_ht->unsupport_mcs);
1366
4ff70fcd
JB		 1367 spin_unlock_bh(&priv->statistics.lock);
1368
d6d023a1
WYG		 1369 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1370 kfree(buf);
1371 return ret;
e8fe59ae
WYG		 1372}
1373
1374static ssize_t iwl_dbgfs_ucode_tx_stats_read(struct file *file,
1375 char __user *user_buf,
1376 size_t count, loff_t *ppos)
1377{
28f63a4b 1378 struct iwl_priv *priv = file->private_data;
d6d023a1
WYG		 1379 int pos = 0;
1380 char *buf;
1381 int bufsz = (sizeof(struct statistics_tx) * 48) + 250;
1382 ssize_t ret;
1383 struct statistics_tx *tx, *accum_tx, *delta_tx, *max_tx;
1384
845a9c0d 1385 if (!iwl_is_alive(priv->shrd))
d6d023a1
WYG		 1386 return -EAGAIN;
1387
1388 buf = kzalloc(bufsz, GFP_KERNEL);
1389 if (!buf) {
1390 IWL_ERR(priv, "Can not allocate Buffer\n");
1391 return -ENOMEM;
1392 }
1393
1394 /* the statistic information display here is based on
1395 * the last statistics notification from uCode
1396 * might not reflect the current uCode activity
1397 */
4ff70fcd
JB		 1398 spin_lock_bh(&priv->statistics.lock);
1399
d6d023a1
WYG		 1400 tx = &priv->statistics.tx;
1401 accum_tx = &priv->accum_stats.tx;
1402 delta_tx = &priv->delta_stats.tx;
1403 max_tx = &priv->max_delta_stats.tx;
1404
1405 pos += iwl_statistics_flag(priv, buf, bufsz);
1406 pos += scnprintf(buf + pos, bufsz - pos,
1407 fmt_header, "Statistics_Tx:");
1408 pos += scnprintf(buf + pos, bufsz - pos,
1409 fmt_table, "preamble:",
1410 le32_to_cpu(tx->preamble_cnt),
1411 accum_tx->preamble_cnt,
1412 delta_tx->preamble_cnt, max_tx->preamble_cnt);
1413 pos += scnprintf(buf + pos, bufsz - pos,
1414 fmt_table, "rx_detected_cnt:",
1415 le32_to_cpu(tx->rx_detected_cnt),
1416 accum_tx->rx_detected_cnt,
1417 delta_tx->rx_detected_cnt, max_tx->rx_detected_cnt);
1418 pos += scnprintf(buf + pos, bufsz - pos,
1419 fmt_table, "bt_prio_defer_cnt:",
1420 le32_to_cpu(tx->bt_prio_defer_cnt),
1421 accum_tx->bt_prio_defer_cnt,
1422 delta_tx->bt_prio_defer_cnt,
1423 max_tx->bt_prio_defer_cnt);
1424 pos += scnprintf(buf + pos, bufsz - pos,
1425 fmt_table, "bt_prio_kill_cnt:",
1426 le32_to_cpu(tx->bt_prio_kill_cnt),
1427 accum_tx->bt_prio_kill_cnt,
1428 delta_tx->bt_prio_kill_cnt,
1429 max_tx->bt_prio_kill_cnt);
1430 pos += scnprintf(buf + pos, bufsz - pos,
1431 fmt_table, "few_bytes_cnt:",
1432 le32_to_cpu(tx->few_bytes_cnt),
1433 accum_tx->few_bytes_cnt,
1434 delta_tx->few_bytes_cnt, max_tx->few_bytes_cnt);
1435 pos += scnprintf(buf + pos, bufsz - pos,
1436 fmt_table, "cts_timeout:",
1437 le32_to_cpu(tx->cts_timeout), accum_tx->cts_timeout,
1438 delta_tx->cts_timeout, max_tx->cts_timeout);
1439 pos += scnprintf(buf + pos, bufsz - pos,
1440 fmt_table, "ack_timeout:",
1441 le32_to_cpu(tx->ack_timeout),
1442 accum_tx->ack_timeout,
1443 delta_tx->ack_timeout, max_tx->ack_timeout);
1444 pos += scnprintf(buf + pos, bufsz - pos,
1445 fmt_table, "expected_ack_cnt:",
1446 le32_to_cpu(tx->expected_ack_cnt),
1447 accum_tx->expected_ack_cnt,
1448 delta_tx->expected_ack_cnt,
1449 max_tx->expected_ack_cnt);
1450 pos += scnprintf(buf + pos, bufsz - pos,
1451 fmt_table, "actual_ack_cnt:",
1452 le32_to_cpu(tx->actual_ack_cnt),
1453 accum_tx->actual_ack_cnt,
1454 delta_tx->actual_ack_cnt,
1455 max_tx->actual_ack_cnt);
1456 pos += scnprintf(buf + pos, bufsz - pos,
1457 fmt_table, "dump_msdu_cnt:",
1458 le32_to_cpu(tx->dump_msdu_cnt),
1459 accum_tx->dump_msdu_cnt,
1460 delta_tx->dump_msdu_cnt,
1461 max_tx->dump_msdu_cnt);
1462 pos += scnprintf(buf + pos, bufsz - pos,
1463 fmt_table, "abort_nxt_frame_mismatch:",
1464 le32_to_cpu(tx->burst_abort_next_frame_mismatch_cnt),
1465 accum_tx->burst_abort_next_frame_mismatch_cnt,
1466 delta_tx->burst_abort_next_frame_mismatch_cnt,
1467 max_tx->burst_abort_next_frame_mismatch_cnt);
1468 pos += scnprintf(buf + pos, bufsz - pos,
1469 fmt_table, "abort_missing_nxt_frame:",
1470 le32_to_cpu(tx->burst_abort_missing_next_frame_cnt),
1471 accum_tx->burst_abort_missing_next_frame_cnt,
1472 delta_tx->burst_abort_missing_next_frame_cnt,
1473 max_tx->burst_abort_missing_next_frame_cnt);
1474 pos += scnprintf(buf + pos, bufsz - pos,
1475 fmt_table, "cts_timeout_collision:",
1476 le32_to_cpu(tx->cts_timeout_collision),
1477 accum_tx->cts_timeout_collision,
1478 delta_tx->cts_timeout_collision,
1479 max_tx->cts_timeout_collision);
1480 pos += scnprintf(buf + pos, bufsz - pos,
1481 fmt_table, "ack_ba_timeout_collision:",
1482 le32_to_cpu(tx->ack_or_ba_timeout_collision),
1483 accum_tx->ack_or_ba_timeout_collision,
1484 delta_tx->ack_or_ba_timeout_collision,
1485 max_tx->ack_or_ba_timeout_collision);
1486 pos += scnprintf(buf + pos, bufsz - pos,
1487 fmt_table, "agg ba_timeout:",
1488 le32_to_cpu(tx->agg.ba_timeout),
1489 accum_tx->agg.ba_timeout,
1490 delta_tx->agg.ba_timeout,
1491 max_tx->agg.ba_timeout);
1492 pos += scnprintf(buf + pos, bufsz - pos,
1493 fmt_table, "agg ba_resched_frames:",
1494 le32_to_cpu(tx->agg.ba_reschedule_frames),
1495 accum_tx->agg.ba_reschedule_frames,
1496 delta_tx->agg.ba_reschedule_frames,
1497 max_tx->agg.ba_reschedule_frames);
1498 pos += scnprintf(buf + pos, bufsz - pos,
1499 fmt_table, "agg scd_query_agg_frame:",
1500 le32_to_cpu(tx->agg.scd_query_agg_frame_cnt),
1501 accum_tx->agg.scd_query_agg_frame_cnt,
1502 delta_tx->agg.scd_query_agg_frame_cnt,
1503 max_tx->agg.scd_query_agg_frame_cnt);
1504 pos += scnprintf(buf + pos, bufsz - pos,
1505 fmt_table, "agg scd_query_no_agg:",
1506 le32_to_cpu(tx->agg.scd_query_no_agg),
1507 accum_tx->agg.scd_query_no_agg,
1508 delta_tx->agg.scd_query_no_agg,
1509 max_tx->agg.scd_query_no_agg);
1510 pos += scnprintf(buf + pos, bufsz - pos,
1511 fmt_table, "agg scd_query_agg:",
1512 le32_to_cpu(tx->agg.scd_query_agg),
1513 accum_tx->agg.scd_query_agg,
1514 delta_tx->agg.scd_query_agg,
1515 max_tx->agg.scd_query_agg);
1516 pos += scnprintf(buf + pos, bufsz - pos,
1517 fmt_table, "agg scd_query_mismatch:",
1518 le32_to_cpu(tx->agg.scd_query_mismatch),
1519 accum_tx->agg.scd_query_mismatch,
1520 delta_tx->agg.scd_query_mismatch,
1521 max_tx->agg.scd_query_mismatch);
1522 pos += scnprintf(buf + pos, bufsz - pos,
1523 fmt_table, "agg frame_not_ready:",
1524 le32_to_cpu(tx->agg.frame_not_ready),
1525 accum_tx->agg.frame_not_ready,
1526 delta_tx->agg.frame_not_ready,
1527 max_tx->agg.frame_not_ready);
1528 pos += scnprintf(buf + pos, bufsz - pos,
1529 fmt_table, "agg underrun:",
1530 le32_to_cpu(tx->agg.underrun),
1531 accum_tx->agg.underrun,
1532 delta_tx->agg.underrun, max_tx->agg.underrun);
1533 pos += scnprintf(buf + pos, bufsz - pos,
1534 fmt_table, "agg bt_prio_kill:",
1535 le32_to_cpu(tx->agg.bt_prio_kill),
1536 accum_tx->agg.bt_prio_kill,
1537 delta_tx->agg.bt_prio_kill,
1538 max_tx->agg.bt_prio_kill);
1539 pos += scnprintf(buf + pos, bufsz - pos,
1540 fmt_table, "agg rx_ba_rsp_cnt:",
1541 le32_to_cpu(tx->agg.rx_ba_rsp_cnt),
1542 accum_tx->agg.rx_ba_rsp_cnt,
1543 delta_tx->agg.rx_ba_rsp_cnt,
1544 max_tx->agg.rx_ba_rsp_cnt);
1545
1546 if (tx->tx_power.ant_a || tx->tx_power.ant_b || tx->tx_power.ant_c) {
1547 pos += scnprintf(buf + pos, bufsz - pos,
1548 "tx power: (1/2 dB step)\n");
38622419 1549 if ((cfg(priv)->valid_tx_ant & ANT_A) && tx->tx_power.ant_a)
d6d023a1
WYG		 1550 pos += scnprintf(buf + pos, bufsz - pos,
1551 fmt_hex, "antenna A:",
1552 tx->tx_power.ant_a);
38622419 1553 if ((cfg(priv)->valid_tx_ant & ANT_B) && tx->tx_power.ant_b)
d6d023a1
WYG		 1554 pos += scnprintf(buf + pos, bufsz - pos,
1555 fmt_hex, "antenna B:",
1556 tx->tx_power.ant_b);
38622419 1557 if ((cfg(priv)->valid_tx_ant & ANT_C) && tx->tx_power.ant_c)
d6d023a1
WYG		 1558 pos += scnprintf(buf + pos, bufsz - pos,
1559 fmt_hex, "antenna C:",
1560 tx->tx_power.ant_c);
1561 }
4ff70fcd
JB		 1562
1563 spin_unlock_bh(&priv->statistics.lock);
1564
d6d023a1
WYG		 1565 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1566 kfree(buf);
1567 return ret;
e8fe59ae
WYG		 1568}
1569
1570static ssize_t iwl_dbgfs_ucode_general_stats_read(struct file *file,
1571 char __user *user_buf,
1572 size_t count, loff_t *ppos)
1573{
28f63a4b 1574 struct iwl_priv *priv = file->private_data;
d6d023a1
WYG		 1575 int pos = 0;
1576 char *buf;
1577 int bufsz = sizeof(struct statistics_general) * 10 + 300;
1578 ssize_t ret;
1579 struct statistics_general_common *general, *accum_general;
1580 struct statistics_general_common *delta_general, *max_general;
1581 struct statistics_dbg *dbg, *accum_dbg, *delta_dbg, *max_dbg;
1582 struct statistics_div *div, *accum_div, *delta_div, *max_div;
1583
845a9c0d 1584 if (!iwl_is_alive(priv->shrd))
d6d023a1
WYG		 1585 return -EAGAIN;
1586
1587 buf = kzalloc(bufsz, GFP_KERNEL);
1588 if (!buf) {
1589 IWL_ERR(priv, "Can not allocate Buffer\n");
1590 return -ENOMEM;
1591 }
1592
1593 /* the statistic information display here is based on
1594 * the last statistics notification from uCode
1595 * might not reflect the current uCode activity
1596 */
4ff70fcd
JB		 1597
1598 spin_lock_bh(&priv->statistics.lock);
1599
d6d023a1
WYG		 1600 general = &priv->statistics.common;
1601 dbg = &priv->statistics.common.dbg;
1602 div = &priv->statistics.common.div;
1603 accum_general = &priv->accum_stats.common;
1604 accum_dbg = &priv->accum_stats.common.dbg;
1605 accum_div = &priv->accum_stats.common.div;
1606 delta_general = &priv->delta_stats.common;
1607 max_general = &priv->max_delta_stats.common;
1608 delta_dbg = &priv->delta_stats.common.dbg;
1609 max_dbg = &priv->max_delta_stats.common.dbg;
1610 delta_div = &priv->delta_stats.common.div;
1611 max_div = &priv->max_delta_stats.common.div;
1612
1613 pos += iwl_statistics_flag(priv, buf, bufsz);
1614 pos += scnprintf(buf + pos, bufsz - pos,
1615 fmt_header, "Statistics_General:");
1616 pos += scnprintf(buf + pos, bufsz - pos,
1617 fmt_value, "temperature:",
1618 le32_to_cpu(general->temperature));
1619 pos += scnprintf(buf + pos, bufsz - pos,
1620 fmt_value, "temperature_m:",
1621 le32_to_cpu(general->temperature_m));
1622 pos += scnprintf(buf + pos, bufsz - pos,
1623 fmt_value, "ttl_timestamp:",
1624 le32_to_cpu(general->ttl_timestamp));
1625 pos += scnprintf(buf + pos, bufsz - pos,
1626 fmt_table, "burst_check:",
1627 le32_to_cpu(dbg->burst_check),
1628 accum_dbg->burst_check,
1629 delta_dbg->burst_check, max_dbg->burst_check);
1630 pos += scnprintf(buf + pos, bufsz - pos,
1631 fmt_table, "burst_count:",
1632 le32_to_cpu(dbg->burst_count),
1633 accum_dbg->burst_count,
1634 delta_dbg->burst_count, max_dbg->burst_count);
1635 pos += scnprintf(buf + pos, bufsz - pos,
1636 fmt_table, "wait_for_silence_timeout_count:",
1637 le32_to_cpu(dbg->wait_for_silence_timeout_cnt),
1638 accum_dbg->wait_for_silence_timeout_cnt,
1639 delta_dbg->wait_for_silence_timeout_cnt,
1640 max_dbg->wait_for_silence_timeout_cnt);
1641 pos += scnprintf(buf + pos, bufsz - pos,
1642 fmt_table, "sleep_time:",
1643 le32_to_cpu(general->sleep_time),
1644 accum_general->sleep_time,
1645 delta_general->sleep_time, max_general->sleep_time);
1646 pos += scnprintf(buf + pos, bufsz - pos,
1647 fmt_table, "slots_out:",
1648 le32_to_cpu(general->slots_out),
1649 accum_general->slots_out,
1650 delta_general->slots_out, max_general->slots_out);
1651 pos += scnprintf(buf + pos, bufsz - pos,
1652 fmt_table, "slots_idle:",
1653 le32_to_cpu(general->slots_idle),
1654 accum_general->slots_idle,
1655 delta_general->slots_idle, max_general->slots_idle);
1656 pos += scnprintf(buf + pos, bufsz - pos,
1657 fmt_table, "tx_on_a:",
1658 le32_to_cpu(div->tx_on_a), accum_div->tx_on_a,
1659 delta_div->tx_on_a, max_div->tx_on_a);
1660 pos += scnprintf(buf + pos, bufsz - pos,
1661 fmt_table, "tx_on_b:",
1662 le32_to_cpu(div->tx_on_b), accum_div->tx_on_b,
1663 delta_div->tx_on_b, max_div->tx_on_b);
1664 pos += scnprintf(buf + pos, bufsz - pos,
1665 fmt_table, "exec_time:",
1666 le32_to_cpu(div->exec_time), accum_div->exec_time,
1667 delta_div->exec_time, max_div->exec_time);
1668 pos += scnprintf(buf + pos, bufsz - pos,
1669 fmt_table, "probe_time:",
1670 le32_to_cpu(div->probe_time), accum_div->probe_time,
1671 delta_div->probe_time, max_div->probe_time);
1672 pos += scnprintf(buf + pos, bufsz - pos,
1673 fmt_table, "rx_enable_counter:",
1674 le32_to_cpu(general->rx_enable_counter),
1675 accum_general->rx_enable_counter,
1676 delta_general->rx_enable_counter,
1677 max_general->rx_enable_counter);
1678 pos += scnprintf(buf + pos, bufsz - pos,
1679 fmt_table, "num_of_sos_states:",
1680 le32_to_cpu(general->num_of_sos_states),
1681 accum_general->num_of_sos_states,
1682 delta_general->num_of_sos_states,
1683 max_general->num_of_sos_states);
4ff70fcd
JB		 1684
1685 spin_unlock_bh(&priv->statistics.lock);
1686
d6d023a1
WYG		 1687 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1688 kfree(buf);
1689 return ret;
1690}
1691
1692static ssize_t iwl_dbgfs_ucode_bt_stats_read(struct file *file,
1693 char __user *user_buf,
1694 size_t count, loff_t *ppos)
1695{
1696 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
1697 int pos = 0;
1698 char *buf;
1699 int bufsz = (sizeof(struct statistics_bt_activity) * 24) + 200;
1700 ssize_t ret;
1701 struct statistics_bt_activity *bt, *accum_bt;
1702
845a9c0d 1703 if (!iwl_is_alive(priv->shrd))
d6d023a1
WYG		 1704 return -EAGAIN;
1705
1706 if (!priv->bt_enable_flag)
1707 return -EINVAL;
1708
1709 /* make request to uCode to retrieve statistics information */
6ac2f839 1710 mutex_lock(&priv->shrd->mutex);
d6d023a1 1711 ret = iwl_send_statistics_request(priv, CMD_SYNC, false);
6ac2f839 1712 mutex_unlock(&priv->shrd->mutex);
d6d023a1
WYG		 1713
1714 if (ret) {
1715 IWL_ERR(priv,
1716 "Error sending statistics request: %zd\n", ret);
1717 return -EAGAIN;
1718 }
1719 buf = kzalloc(bufsz, GFP_KERNEL);
1720 if (!buf) {
1721 IWL_ERR(priv, "Can not allocate Buffer\n");
1722 return -ENOMEM;
1723 }
1724
1725 /*
1726 * the statistic information display here is based on
1727 * the last statistics notification from uCode
1728 * might not reflect the current uCode activity
1729 */
4ff70fcd
JB		 1730
1731 spin_lock_bh(&priv->statistics.lock);
1732
d6d023a1
WYG		 1733 bt = &priv->statistics.bt_activity;
1734 accum_bt = &priv->accum_stats.bt_activity;
1735
1736 pos += iwl_statistics_flag(priv, buf, bufsz);
1737 pos += scnprintf(buf + pos, bufsz - pos, "Statistics_BT:\n");
1738 pos += scnprintf(buf + pos, bufsz - pos,
1739 "\t\t\tcurrent\t\t\taccumulative\n");
1740 pos += scnprintf(buf + pos, bufsz - pos,
1741 "hi_priority_tx_req_cnt:\t\t%u\t\t\t%u\n",
1742 le32_to_cpu(bt->hi_priority_tx_req_cnt),
1743 accum_bt->hi_priority_tx_req_cnt);
1744 pos += scnprintf(buf + pos, bufsz - pos,
1745 "hi_priority_tx_denied_cnt:\t%u\t\t\t%u\n",
1746 le32_to_cpu(bt->hi_priority_tx_denied_cnt),
1747 accum_bt->hi_priority_tx_denied_cnt);
1748 pos += scnprintf(buf + pos, bufsz - pos,
1749 "lo_priority_tx_req_cnt:\t\t%u\t\t\t%u\n",
1750 le32_to_cpu(bt->lo_priority_tx_req_cnt),
1751 accum_bt->lo_priority_tx_req_cnt);
1752 pos += scnprintf(buf + pos, bufsz - pos,
1753 "lo_priority_tx_denied_cnt:\t%u\t\t\t%u\n",
1754 le32_to_cpu(bt->lo_priority_tx_denied_cnt),
1755 accum_bt->lo_priority_tx_denied_cnt);
1756 pos += scnprintf(buf + pos, bufsz - pos,
1757 "hi_priority_rx_req_cnt:\t\t%u\t\t\t%u\n",
1758 le32_to_cpu(bt->hi_priority_rx_req_cnt),
1759 accum_bt->hi_priority_rx_req_cnt);
1760 pos += scnprintf(buf + pos, bufsz - pos,
1761 "hi_priority_rx_denied_cnt:\t%u\t\t\t%u\n",
1762 le32_to_cpu(bt->hi_priority_rx_denied_cnt),
1763 accum_bt->hi_priority_rx_denied_cnt);
1764 pos += scnprintf(buf + pos, bufsz - pos,
1765 "lo_priority_rx_req_cnt:\t\t%u\t\t\t%u\n",
1766 le32_to_cpu(bt->lo_priority_rx_req_cnt),
1767 accum_bt->lo_priority_rx_req_cnt);
1768 pos += scnprintf(buf + pos, bufsz - pos,
1769 "lo_priority_rx_denied_cnt:\t%u\t\t\t%u\n",
1770 le32_to_cpu(bt->lo_priority_rx_denied_cnt),
1771 accum_bt->lo_priority_rx_denied_cnt);
1772
1773 pos += scnprintf(buf + pos, bufsz - pos,
1774 "(rx)num_bt_kills:\t\t%u\t\t\t%u\n",
1775 le32_to_cpu(priv->statistics.num_bt_kills),
1776 priv->statistics.accum_num_bt_kills);
1777
4ff70fcd
JB		 1778 spin_unlock_bh(&priv->statistics.lock);
1779
d6d023a1
WYG		 1780 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1781 kfree(buf);
1782 return ret;
1783}
1784
1785static ssize_t iwl_dbgfs_reply_tx_error_read(struct file *file,
1786 char __user *user_buf,
1787 size_t count, loff_t *ppos)
1788{
1789 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
1790 int pos = 0;
1791 char *buf;
1792 int bufsz = (sizeof(struct reply_tx_error_statistics) * 24) +
1793 (sizeof(struct reply_agg_tx_error_statistics) * 24) + 200;
1794 ssize_t ret;
1795
845a9c0d 1796 if (!iwl_is_alive(priv->shrd))
d6d023a1
WYG		 1797 return -EAGAIN;
1798
1799 buf = kzalloc(bufsz, GFP_KERNEL);
1800 if (!buf) {
1801 IWL_ERR(priv, "Can not allocate Buffer\n");
1802 return -ENOMEM;
1803 }
1804
1805 pos += scnprintf(buf + pos, bufsz - pos, "Statistics_TX_Error:\n");
1806 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t\t%u\n",
1807 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_DELAY),
898ed67b 1808 priv->reply_tx_stats.pp_delay);
d6d023a1
WYG		 1809 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1810 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_FEW_BYTES),
898ed67b 1811 priv->reply_tx_stats.pp_few_bytes);
d6d023a1
WYG		 1812 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1813 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_BT_PRIO),
898ed67b 1814 priv->reply_tx_stats.pp_bt_prio);
d6d023a1
WYG		 1815 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1816 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_QUIET_PERIOD),
898ed67b 1817 priv->reply_tx_stats.pp_quiet_period);
d6d023a1
WYG		 1818 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1819 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_CALC_TTAK),
898ed67b 1820 priv->reply_tx_stats.pp_calc_ttak);
d6d023a1
WYG		 1821 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
1822 iwl_get_tx_fail_reason(
1823 TX_STATUS_FAIL_INTERNAL_CROSSED_RETRY),
898ed67b 1824 priv->reply_tx_stats.int_crossed_retry);
d6d023a1
WYG		 1825 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1826 iwl_get_tx_fail_reason(TX_STATUS_FAIL_SHORT_LIMIT),
898ed67b 1827 priv->reply_tx_stats.short_limit);
d6d023a1
WYG		 1828 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1829 iwl_get_tx_fail_reason(TX_STATUS_FAIL_LONG_LIMIT),
898ed67b 1830 priv->reply_tx_stats.long_limit);
d6d023a1
WYG		 1831 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1832 iwl_get_tx_fail_reason(TX_STATUS_FAIL_FIFO_UNDERRUN),
898ed67b 1833 priv->reply_tx_stats.fifo_underrun);
d6d023a1
WYG		 1834 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1835 iwl_get_tx_fail_reason(TX_STATUS_FAIL_DRAIN_FLOW),
898ed67b 1836 priv->reply_tx_stats.drain_flow);
d6d023a1
WYG		 1837 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1838 iwl_get_tx_fail_reason(TX_STATUS_FAIL_RFKILL_FLUSH),
898ed67b 1839 priv->reply_tx_stats.rfkill_flush);
d6d023a1
WYG		 1840 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1841 iwl_get_tx_fail_reason(TX_STATUS_FAIL_LIFE_EXPIRE),
898ed67b 1842 priv->reply_tx_stats.life_expire);
d6d023a1
WYG		 1843 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1844 iwl_get_tx_fail_reason(TX_STATUS_FAIL_DEST_PS),
898ed67b 1845 priv->reply_tx_stats.dest_ps);
d6d023a1
WYG		 1846 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1847 iwl_get_tx_fail_reason(TX_STATUS_FAIL_HOST_ABORTED),
898ed67b 1848 priv->reply_tx_stats.host_abort);
d6d023a1
WYG		 1849 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1850 iwl_get_tx_fail_reason(TX_STATUS_FAIL_BT_RETRY),
898ed67b 1851 priv->reply_tx_stats.pp_delay);
d6d023a1
WYG		 1852 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1853 iwl_get_tx_fail_reason(TX_STATUS_FAIL_STA_INVALID),
898ed67b 1854 priv->reply_tx_stats.sta_invalid);
d6d023a1
WYG		 1855 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1856 iwl_get_tx_fail_reason(TX_STATUS_FAIL_FRAG_DROPPED),
898ed67b 1857 priv->reply_tx_stats.frag_drop);
d6d023a1
WYG		 1858 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1859 iwl_get_tx_fail_reason(TX_STATUS_FAIL_TID_DISABLE),
898ed67b 1860 priv->reply_tx_stats.tid_disable);
d6d023a1
WYG		 1861 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1862 iwl_get_tx_fail_reason(TX_STATUS_FAIL_FIFO_FLUSHED),
898ed67b 1863 priv->reply_tx_stats.fifo_flush);
d6d023a1
WYG		 1864 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
1865 iwl_get_tx_fail_reason(
1866 TX_STATUS_FAIL_INSUFFICIENT_CF_POLL),
898ed67b 1867 priv->reply_tx_stats.insuff_cf_poll);
d6d023a1
WYG		 1868 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1869 iwl_get_tx_fail_reason(TX_STATUS_FAIL_PASSIVE_NO_RX),
898ed67b 1870 priv->reply_tx_stats.fail_hw_drop);
d6d023a1
WYG		 1871 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
1872 iwl_get_tx_fail_reason(
1873 TX_STATUS_FAIL_NO_BEACON_ON_RADAR),
898ed67b 1874 priv->reply_tx_stats.sta_color_mismatch);
d6d023a1 1875 pos += scnprintf(buf + pos, bufsz - pos, "UNKNOWN:\t\t\t%u\n",
898ed67b 1876 priv->reply_tx_stats.unknown);
d6d023a1
WYG		 1877
1878 pos += scnprintf(buf + pos, bufsz - pos,
1879 "\nStatistics_Agg_TX_Error:\n");
1880
1881 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1882 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_UNDERRUN_MSK),
898ed67b 1883 priv->reply_agg_tx_stats.underrun);
d6d023a1
WYG		 1884 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1885 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_BT_PRIO_MSK),
898ed67b 1886 priv->reply_agg_tx_stats.bt_prio);
d6d023a1
WYG		 1887 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1888 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_FEW_BYTES_MSK),
898ed67b 1889 priv->reply_agg_tx_stats.few_bytes);
d6d023a1
WYG		 1890 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1891 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_ABORT_MSK),
898ed67b 1892 priv->reply_agg_tx_stats.abort);
d6d023a1
WYG		 1893 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
1894 iwl_get_agg_tx_fail_reason(
1895 AGG_TX_STATE_LAST_SENT_TTL_MSK),
898ed67b 1896 priv->reply_agg_tx_stats.last_sent_ttl);
d6d023a1
WYG		 1897 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
1898 iwl_get_agg_tx_fail_reason(
1899 AGG_TX_STATE_LAST_SENT_TRY_CNT_MSK),
898ed67b 1900 priv->reply_agg_tx_stats.last_sent_try);
d6d023a1
WYG		 1901 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
1902 iwl_get_agg_tx_fail_reason(
1903 AGG_TX_STATE_LAST_SENT_BT_KILL_MSK),
898ed67b 1904 priv->reply_agg_tx_stats.last_sent_bt_kill);
d6d023a1
WYG		 1905 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1906 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_SCD_QUERY_MSK),
898ed67b 1907 priv->reply_agg_tx_stats.scd_query);
d6d023a1
WYG		 1908 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
1909 iwl_get_agg_tx_fail_reason(
1910 AGG_TX_STATE_TEST_BAD_CRC32_MSK),
898ed67b 1911 priv->reply_agg_tx_stats.bad_crc32);
d6d023a1
WYG		 1912 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1913 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_RESPONSE_MSK),
898ed67b 1914 priv->reply_agg_tx_stats.response);
d6d023a1
WYG		 1915 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1916 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_DUMP_TX_MSK),
898ed67b 1917 priv->reply_agg_tx_stats.dump_tx);
d6d023a1
WYG		 1918 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1919 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_DELAY_TX_MSK),
898ed67b 1920 priv->reply_agg_tx_stats.delay_tx);
d6d023a1 1921 pos += scnprintf(buf + pos, bufsz - pos, "UNKNOWN:\t\t\t%u\n",
898ed67b 1922 priv->reply_agg_tx_stats.unknown);
d6d023a1
WYG		 1923
1924 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1925 kfree(buf);
1926 return ret;
e8fe59ae
WYG		 1927}
1928
5225935b
WYG		 1929static ssize_t iwl_dbgfs_sensitivity_read(struct file *file,
1930 char __user *user_buf,
1931 size_t count, loff_t *ppos) {
1932
28f63a4b 1933 struct iwl_priv *priv = file->private_data;
5225935b
WYG		 1934 int pos = 0;
1935 int cnt = 0;
1936 char *buf;
1937 int bufsz = sizeof(struct iwl_sensitivity_data) * 4 + 100;
1938 ssize_t ret;
1939 struct iwl_sensitivity_data *data;
1940
1941 data = &priv->sensitivity_data;
1942 buf = kzalloc(bufsz, GFP_KERNEL);
1943 if (!buf) {
1944 IWL_ERR(priv, "Can not allocate Buffer\n");
1945 return -ENOMEM;
1946 }
1947
1948 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm:\t\t\t %u\n",
1949 data->auto_corr_ofdm);
1950 pos += scnprintf(buf + pos, bufsz - pos,
1951 "auto_corr_ofdm_mrc:\t\t %u\n",
1952 data->auto_corr_ofdm_mrc);
1953 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm_x1:\t\t %u\n",
1954 data->auto_corr_ofdm_x1);
1955 pos += scnprintf(buf + pos, bufsz - pos,
1956 "auto_corr_ofdm_mrc_x1:\t\t %u\n",
1957 data->auto_corr_ofdm_mrc_x1);
1958 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck:\t\t\t %u\n",
1959 data->auto_corr_cck);
1960 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck_mrc:\t\t %u\n",
1961 data->auto_corr_cck_mrc);
1962 pos += scnprintf(buf + pos, bufsz - pos,
1963 "last_bad_plcp_cnt_ofdm:\t\t %u\n",
1964 data->last_bad_plcp_cnt_ofdm);
1965 pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_ofdm:\t\t %u\n",
1966 data->last_fa_cnt_ofdm);
1967 pos += scnprintf(buf + pos, bufsz - pos,
1968 "last_bad_plcp_cnt_cck:\t\t %u\n",
1969 data->last_bad_plcp_cnt_cck);
1970 pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_cck:\t\t %u\n",
1971 data->last_fa_cnt_cck);
1972 pos += scnprintf(buf + pos, bufsz - pos, "nrg_curr_state:\t\t\t %u\n",
1973 data->nrg_curr_state);
1974 pos += scnprintf(buf + pos, bufsz - pos, "nrg_prev_state:\t\t\t %u\n",
1975 data->nrg_prev_state);
1976 pos += scnprintf(buf + pos, bufsz - pos, "nrg_value:\t\t\t");
1977 for (cnt = 0; cnt < 10; cnt++) {
1978 pos += scnprintf(buf + pos, bufsz - pos, " %u",
1979 data->nrg_value[cnt]);
1980 }
1981 pos += scnprintf(buf + pos, bufsz - pos, "\n");
1982 pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_rssi:\t\t");
1983 for (cnt = 0; cnt < NRG_NUM_PREV_STAT_L; cnt++) {
1984 pos += scnprintf(buf + pos, bufsz - pos, " %u",
1985 data->nrg_silence_rssi[cnt]);
1986 }
1987 pos += scnprintf(buf + pos, bufsz - pos, "\n");
1988 pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_ref:\t\t %u\n",
1989 data->nrg_silence_ref);
1990 pos += scnprintf(buf + pos, bufsz - pos, "nrg_energy_idx:\t\t\t %u\n",
1991 data->nrg_energy_idx);
1992 pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_idx:\t\t %u\n",
1993 data->nrg_silence_idx);
1994 pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_cck:\t\t\t %u\n",
1995 data->nrg_th_cck);
1996 pos += scnprintf(buf + pos, bufsz - pos,
1997 "nrg_auto_corr_silence_diff:\t %u\n",
1998 data->nrg_auto_corr_silence_diff);
1999 pos += scnprintf(buf + pos, bufsz - pos, "num_in_cck_no_fa:\t\t %u\n",
2000 data->num_in_cck_no_fa);
2001 pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_ofdm:\t\t\t %u\n",
2002 data->nrg_th_ofdm);
2003
2004 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
2005 kfree(buf);
2006 return ret;
2007}
2008
2009
2010static ssize_t iwl_dbgfs_chain_noise_read(struct file *file,
2011 char __user *user_buf,
2012 size_t count, loff_t *ppos) {
2013
28f63a4b 2014 struct iwl_priv *priv = file->private_data;
5225935b
WYG		 2015 int pos = 0;
2016 int cnt = 0;
2017 char *buf;
2018 int bufsz = sizeof(struct iwl_chain_noise_data) * 4 + 100;
2019 ssize_t ret;
2020 struct iwl_chain_noise_data *data;
2021
2022 data = &priv->chain_noise_data;
2023 buf = kzalloc(bufsz, GFP_KERNEL);
2024 if (!buf) {
2025 IWL_ERR(priv, "Can not allocate Buffer\n");
2026 return -ENOMEM;
2027 }
2028
2029 pos += scnprintf(buf + pos, bufsz - pos, "active_chains:\t\t\t %u\n",
2030 data->active_chains);
2031 pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_a:\t\t\t %u\n",
2032 data->chain_noise_a);
2033 pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_b:\t\t\t %u\n",
2034 data->chain_noise_b);
2035 pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_c:\t\t\t %u\n",
2036 data->chain_noise_c);
2037 pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_a:\t\t\t %u\n",
2038 data->chain_signal_a);
2039 pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_b:\t\t\t %u\n",
2040 data->chain_signal_b);
2041 pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_c:\t\t\t %u\n",
2042 data->chain_signal_c);
2043 pos += scnprintf(buf + pos, bufsz - pos, "beacon_count:\t\t\t %u\n",
2044 data->beacon_count);
2045
2046 pos += scnprintf(buf + pos, bufsz - pos, "disconn_array:\t\t\t");
2047 for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) {
2048 pos += scnprintf(buf + pos, bufsz - pos, " %u",
2049 data->disconn_array[cnt]);
2050 }
2051 pos += scnprintf(buf + pos, bufsz - pos, "\n");
2052 pos += scnprintf(buf + pos, bufsz - pos, "delta_gain_code:\t\t");
2053 for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) {
2054 pos += scnprintf(buf + pos, bufsz - pos, " %u",
2055 data->delta_gain_code[cnt]);
2056 }
2057 pos += scnprintf(buf + pos, bufsz - pos, "\n");
2058 pos += scnprintf(buf + pos, bufsz - pos, "radio_write:\t\t\t %u\n",
2059 data->radio_write);
2060 pos += scnprintf(buf + pos, bufsz - pos, "state:\t\t\t\t %u\n",
2061 data->state);
2062
2063 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
2064 kfree(buf);
2065 return ret;
2066}
2067
c09430ab
WYG		 2068static ssize_t iwl_dbgfs_power_save_status_read(struct file *file,
2069 char __user *user_buf,
2070 size_t count, loff_t *ppos)
2071{
28f63a4b 2072 struct iwl_priv *priv = file->private_data;
c09430ab
WYG		 2073 char buf[60];
2074 int pos = 0;
2075 const size_t bufsz = sizeof(buf);
2076 u32 pwrsave_status;
2077
1042db2a 2078 pwrsave_status = iwl_read32(trans(priv), CSR_GP_CNTRL) &
c09430ab
WYG		 2079 CSR_GP_REG_POWER_SAVE_STATUS_MSK;
2080
2081 pos += scnprintf(buf + pos, bufsz - pos, "Power Save Status: ");
2082 pos += scnprintf(buf + pos, bufsz - pos, "%s\n",
2083 (pwrsave_status == CSR_GP_REG_NO_POWER_SAVE) ? "none" :
2084 (pwrsave_status == CSR_GP_REG_MAC_POWER_SAVE) ? "MAC" :
2085 (pwrsave_status == CSR_GP_REG_PHY_POWER_SAVE) ? "PHY" :
2086 "error");
2087
2088 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
2089}
2090
7163b8a4 2091static ssize_t iwl_dbgfs_clear_ucode_statistics_write(struct file *file,
ef8d5529
WYG		 2092 const char __user *user_buf,
2093 size_t count, loff_t *ppos)
2094{
2095 struct iwl_priv *priv = file->private_data;
2096 char buf[8];
2097 int buf_size;
2098 int clear;
2099
2100 memset(buf, 0, sizeof(buf));
2101 buf_size = min(count, sizeof(buf) - 1);
2102 if (copy_from_user(buf, user_buf, buf_size))
2103 return -EFAULT;
2104 if (sscanf(buf, "%d", &clear) != 1)
2105 return -EFAULT;
2106
2107 /* make request to uCode to retrieve statistics information */
6ac2f839 2108 mutex_lock(&priv->shrd->mutex);
ef8d5529 2109 iwl_send_statistics_request(priv, CMD_SYNC, true);
6ac2f839 2110 mutex_unlock(&priv->shrd->mutex);
ef8d5529
WYG		 2111
2112 return count;
2113}
2114
a9e1cb6a
WYG		 2115static ssize_t iwl_dbgfs_ucode_tracing_read(struct file *file,
2116 char __user *user_buf,
2117 size_t count, loff_t *ppos) {
2118
57674308 2119 struct iwl_priv *priv = file->private_data;
a9e1cb6a
WYG		 2120 int pos = 0;
2121 char buf[128];
2122 const size_t bufsz = sizeof(buf);
a9e1cb6a
WYG		 2123
2124 pos += scnprintf(buf + pos, bufsz - pos, "ucode trace timer is %s\n",
2125 priv->event_log.ucode_trace ? "On" : "Off");
2126 pos += scnprintf(buf + pos, bufsz - pos, "non_wraps_count:\t\t %u\n",
2127 priv->event_log.non_wraps_count);
2128 pos += scnprintf(buf + pos, bufsz - pos, "wraps_once_count:\t\t %u\n",
2129 priv->event_log.wraps_once_count);
2130 pos += scnprintf(buf + pos, bufsz - pos, "wraps_more_count:\t\t %u\n",
2131 priv->event_log.wraps_more_count);
2132
4967c316 2133 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
a9e1cb6a
WYG		 2134}
2135
2136static ssize_t iwl_dbgfs_ucode_tracing_write(struct file *file,
2137 const char __user *user_buf,
2138 size_t count, loff_t *ppos)
2139{
2140 struct iwl_priv *priv = file->private_data;
2141 char buf[8];
2142 int buf_size;
2143 int trace;
2144
2145 memset(buf, 0, sizeof(buf));
2146 buf_size = min(count, sizeof(buf) - 1);
2147 if (copy_from_user(buf, user_buf, buf_size))
2148 return -EFAULT;
2149 if (sscanf(buf, "%d", &trace) != 1)
2150 return -EFAULT;
2151
2152 if (trace) {
2153 priv->event_log.ucode_trace = true;
98d4bf0c
JB		 2154 if (iwl_is_alive(priv->shrd)) {
2155 /* start collecting data now */
2156 mod_timer(&priv->ucode_trace, jiffies);
2157 }
a9e1cb6a
WYG		 2158 } else {
2159 priv->event_log.ucode_trace = false;
2160 del_timer_sync(&priv->ucode_trace);
2161 }
2162
2163 return count;
2164}
2165
60987206
JB		 2166static ssize_t iwl_dbgfs_rxon_flags_read(struct file *file,
2167 char __user *user_buf,
2168 size_t count, loff_t *ppos) {
2169
57674308 2170 struct iwl_priv *priv = file->private_data;
60987206
JB		 2171 int len = 0;
2172 char buf[20];
2173
246ed355
JB		 2174 len = sprintf(buf, "0x%04X\n",
2175 le32_to_cpu(priv->contexts[IWL_RXON_CTX_BSS].active.flags));
60987206
JB		 2176 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
2177}
2178
2179static ssize_t iwl_dbgfs_rxon_filter_flags_read(struct file *file,
2180 char __user *user_buf,
2181 size_t count, loff_t *ppos) {
2182
57674308 2183 struct iwl_priv *priv = file->private_data;
60987206
JB		 2184 int len = 0;
2185 char buf[20];
2186
2187 len = sprintf(buf, "0x%04X\n",
246ed355 2188 le32_to_cpu(priv->contexts[IWL_RXON_CTX_BSS].active.filter_flags));
60987206
JB		 2189 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
2190}
2191
a13d276f
WYG		 2192static ssize_t iwl_dbgfs_missed_beacon_read(struct file *file,
2193 char __user *user_buf,
2194 size_t count, loff_t *ppos) {
2195
2196 struct iwl_priv *priv = file->private_data;
2197 int pos = 0;
2198 char buf[12];
2199 const size_t bufsz = sizeof(buf);
a13d276f
WYG		 2200
2201 pos += scnprintf(buf + pos, bufsz - pos, "%d\n",
2202 priv->missed_beacon_threshold);
2203
4967c316 2204 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
a13d276f
WYG		 2205}
2206
2207static ssize_t iwl_dbgfs_missed_beacon_write(struct file *file,
2208 const char __user *user_buf,
2209 size_t count, loff_t *ppos)
2210{
2211 struct iwl_priv *priv = file->private_data;
2212 char buf[8];
2213 int buf_size;
2214 int missed;
2215
2216 memset(buf, 0, sizeof(buf));
2217 buf_size = min(count, sizeof(buf) - 1);
2218 if (copy_from_user(buf, user_buf, buf_size))
2219 return -EFAULT;
2220 if (sscanf(buf, "%d", &missed) != 1)
2221 return -EINVAL;
2222
2223 if (missed < IWL_MISSED_BEACON_THRESHOLD_MIN ||
2224 missed > IWL_MISSED_BEACON_THRESHOLD_MAX)
2225 priv->missed_beacon_threshold =
2226 IWL_MISSED_BEACON_THRESHOLD_DEF;
2227 else
2228 priv->missed_beacon_threshold = missed;
2229
2230 return count;
2231}
2232
3e4fb5fa
TAN		 2233static ssize_t iwl_dbgfs_plcp_delta_read(struct file *file,
2234 char __user *user_buf,
2235 size_t count, loff_t *ppos) {
2236
57674308 2237 struct iwl_priv *priv = file->private_data;
3e4fb5fa
TAN		 2238 int pos = 0;
2239 char buf[12];
2240 const size_t bufsz = sizeof(buf);
3e4fb5fa
TAN		 2241
2242 pos += scnprintf(buf + pos, bufsz - pos, "%u\n",
38622419 2243 cfg(priv)->base_params->plcp_delta_threshold);
3e4fb5fa 2244
4967c316 2245 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
3e4fb5fa
TAN		 2246}
2247
2248static ssize_t iwl_dbgfs_plcp_delta_write(struct file *file,
2249 const char __user *user_buf,
2250 size_t count, loff_t *ppos) {
2251
2252 struct iwl_priv *priv = file->private_data;
2253 char buf[8];
2254 int buf_size;
2255 int plcp;
2256
2257 memset(buf, 0, sizeof(buf));
2258 buf_size = min(count, sizeof(buf) - 1);
2259 if (copy_from_user(buf, user_buf, buf_size))
2260 return -EFAULT;
2261 if (sscanf(buf, "%d", &plcp) != 1)
2262 return -EINVAL;
680788ac 2263 if ((plcp < IWL_MAX_PLCP_ERR_THRESHOLD_MIN) ||
3e4fb5fa 2264 (plcp > IWL_MAX_PLCP_ERR_THRESHOLD_MAX))
38622419 2265 cfg(priv)->base_params->plcp_delta_threshold =
680788ac 2266 IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE;
3e4fb5fa 2267 else
38622419 2268 cfg(priv)->base_params->plcp_delta_threshold = plcp;
3e4fb5fa
TAN		 2269 return count;
2270}
2271
528c3126
WYG		 2272static ssize_t iwl_dbgfs_force_reset_read(struct file *file,
2273 char __user *user_buf,
ca934b67
JB		 2274 size_t count, loff_t *ppos)
2275{
528c3126
WYG		 2276 struct iwl_priv *priv = file->private_data;
2277 int i, pos = 0;
2278 char buf[300];
2279 const size_t bufsz = sizeof(buf);
2280 struct iwl_force_reset *force_reset;
2281
2282 for (i = 0; i < IWL_MAX_FORCE_RESET; i++) {
2283 force_reset = &priv->force_reset[i];
2284 pos += scnprintf(buf + pos, bufsz - pos,
2285 "Force reset method %d\n", i);
2286 pos += scnprintf(buf + pos, bufsz - pos,
2287 "\tnumber of reset request: %d\n",
2288 force_reset->reset_request_count);
2289 pos += scnprintf(buf + pos, bufsz - pos,
2290 "\tnumber of reset request success: %d\n",
2291 force_reset->reset_success_count);
2292 pos += scnprintf(buf + pos, bufsz - pos,
2293 "\tnumber of reset request reject: %d\n",
2294 force_reset->reset_reject_count);
2295 pos += scnprintf(buf + pos, bufsz - pos,
2296 "\treset duration: %lu\n",
2297 force_reset->reset_duration);
2298 }
2299 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
2300}
2301
04cafd7f
WYG		 2302static ssize_t iwl_dbgfs_force_reset_write(struct file *file,
2303 const char __user *user_buf,
2304 size_t count, loff_t *ppos) {
2305
2306 struct iwl_priv *priv = file->private_data;
2307 char buf[8];
2308 int buf_size;
2309 int reset, ret;
2310
2311 memset(buf, 0, sizeof(buf));
2312 buf_size = min(count, sizeof(buf) - 1);
2313 if (copy_from_user(buf, user_buf, buf_size))
2314 return -EFAULT;
2315 if (sscanf(buf, "%d", &reset) != 1)
2316 return -EINVAL;
2317 switch (reset) {
2318 case IWL_RF_RESET:
2319 case IWL_FW_RESET:
c04f9f22 2320 ret = iwl_force_reset(priv, reset, true);
04cafd7f
WYG		 2321 break;
2322 default:
2323 return -EINVAL;
2324 }
2325 return ret ? ret : count;
2326}
2327
4bf49a90
WYG		 2328static ssize_t iwl_dbgfs_txfifo_flush_write(struct file *file,
2329 const char __user *user_buf,
2330 size_t count, loff_t *ppos) {
2331
2332 struct iwl_priv *priv = file->private_data;
2333 char buf[8];
2334 int buf_size;
2335 int flush;
2336
2337 memset(buf, 0, sizeof(buf));
2338 buf_size = min(count, sizeof(buf) - 1);
2339 if (copy_from_user(buf, user_buf, buf_size))
2340 return -EFAULT;
2341 if (sscanf(buf, "%d", &flush) != 1)
2342 return -EINVAL;
2343
845a9c0d 2344 if (iwl_is_rfkill(priv->shrd))
4bf49a90
WYG		 2345 return -EFAULT;
2346
c68744fb 2347 iwlagn_dev_txfifo_flush(priv, IWL_DROP_ALL);
4bf49a90
WYG		 2348
2349 return count;
2350}
2351
22de94de 2352static ssize_t iwl_dbgfs_wd_timeout_write(struct file *file,
7bdc473c 2353 const char __user *user_buf,
ca934b67
JB		 2354 size_t count, loff_t *ppos)
2355{
7bdc473c
WYG		 2356 struct iwl_priv *priv = file->private_data;
2357 char buf[8];
2358 int buf_size;
22de94de 2359 int timeout;
7bdc473c
WYG		 2360
2361 memset(buf, 0, sizeof(buf));
2362 buf_size = min(count, sizeof(buf) - 1);
2363 if (copy_from_user(buf, user_buf, buf_size))
2364 return -EFAULT;
22de94de 2365 if (sscanf(buf, "%d", &timeout) != 1)
7bdc473c 2366 return -EINVAL;
22de94de
SG		 2367 if (timeout < 0 || timeout > IWL_MAX_WD_TIMEOUT)
2368 timeout = IWL_DEF_WD_TIMEOUT;
7bdc473c 2369
38622419 2370 cfg(priv)->base_params->wd_timeout = timeout;
22de94de 2371 iwl_setup_watchdog(priv);
7bdc473c
WYG		 2372 return count;
2373}
2374
befe8c46
WYG		 2375static ssize_t iwl_dbgfs_bt_traffic_read(struct file *file,
2376 char __user *user_buf,
2377 size_t count, loff_t *ppos) {
2378
2379 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
2380 int pos = 0;
2381 char buf[200];
2382 const size_t bufsz = sizeof(buf);
befe8c46 2383
f21dd005
WYG		 2384 if (!priv->bt_enable_flag) {
2385 pos += scnprintf(buf + pos, bufsz - pos, "BT coex disabled\n");
08960dea 2386 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
f21dd005
WYG		 2387 }
2388 pos += scnprintf(buf + pos, bufsz - pos, "BT enable flag: 0x%x\n",
2389 priv->bt_enable_flag);
befe8c46
WYG		 2390 pos += scnprintf(buf + pos, bufsz - pos, "BT in %s mode\n",
2391 priv->bt_full_concurrent ? "full concurrency" : "3-wire");
2392 pos += scnprintf(buf + pos, bufsz - pos, "BT status: %s, "
2393 "last traffic notif: %d\n",
66e863a5 2394 priv->bt_status ? "On" : "Off", priv->last_bt_traffic_load);
befe8c46 2395 pos += scnprintf(buf + pos, bufsz - pos, "ch_announcement: %d, "
187bc4f6
WYG		 2396 "kill_ack_mask: %x, kill_cts_mask: %x\n",
2397 priv->bt_ch_announce, priv->kill_ack_mask,
2398 priv->kill_cts_mask);
befe8c46
WYG		 2399
2400 pos += scnprintf(buf + pos, bufsz - pos, "bluetooth traffic load: ");
2401 switch (priv->bt_traffic_load) {
2402 case IWL_BT_COEX_TRAFFIC_LOAD_CONTINUOUS:
2403 pos += scnprintf(buf + pos, bufsz - pos, "Continuous\n");
2404 break;
2405 case IWL_BT_COEX_TRAFFIC_LOAD_HIGH:
2406 pos += scnprintf(buf + pos, bufsz - pos, "High\n");
2407 break;
2408 case IWL_BT_COEX_TRAFFIC_LOAD_LOW:
2409 pos += scnprintf(buf + pos, bufsz - pos, "Low\n");
2410 break;
2411 case IWL_BT_COEX_TRAFFIC_LOAD_NONE:
2412 default:
2413 pos += scnprintf(buf + pos, bufsz - pos, "None\n");
2414 break;
2415 }
2416
08960dea 2417 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
befe8c46
WYG		 2418}
2419
c6abdc0d
WYG		 2420static ssize_t iwl_dbgfs_protection_mode_read(struct file *file,
2421 char __user *user_buf,
2422 size_t count, loff_t *ppos)
2423{
2424 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
2425
2426 int pos = 0;
2427 char buf[40];
2428 const size_t bufsz = sizeof(buf);
2429
38622419 2430 if (cfg(priv)->ht_params)
7cb1b088
WYG		 2431 pos += scnprintf(buf + pos, bufsz - pos,
2432 "use %s for aggregation\n",
38622419 2433 (cfg(priv)->ht_params->use_rts_for_aggregation) ?
7cb1b088
WYG		 2434 "rts/cts" : "cts-to-self");
2435 else
2436 pos += scnprintf(buf + pos, bufsz - pos, "N/A");
2437
c6abdc0d
WYG		 2438 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
2439}
2440
2441static ssize_t iwl_dbgfs_protection_mode_write(struct file *file,
2442 const char __user *user_buf,
2443 size_t count, loff_t *ppos) {
2444
2445 struct iwl_priv *priv = file->private_data;
2446 char buf[8];
2447 int buf_size;
2448 int rts;
2449
38622419 2450 if (!cfg(priv)->ht_params)
7cb1b088
WYG		 2451 return -EINVAL;
2452
c6abdc0d
WYG		 2453 memset(buf, 0, sizeof(buf));
2454 buf_size = min(count, sizeof(buf) - 1);
2455 if (copy_from_user(buf, user_buf, buf_size))
2456 return -EFAULT;
2457 if (sscanf(buf, "%d", &rts) != 1)
2458 return -EINVAL;
2459 if (rts)
38622419 2460 cfg(priv)->ht_params->use_rts_for_aggregation = true;
c6abdc0d 2461 else
38622419 2462 cfg(priv)->ht_params->use_rts_for_aggregation = false;
c6abdc0d
WYG		 2463 return count;
2464}
2465
7e4005cc
WYG		 2466static ssize_t iwl_dbgfs_echo_test_write(struct file *file,
2467 const char __user *user_buf,
2468 size_t count, loff_t *ppos)
2469{
2470 struct iwl_priv *priv = file->private_data;
2471 char buf[8];
2472 int buf_size;
2473
2474 memset(buf, 0, sizeof(buf));
2475 buf_size = min(count, sizeof(buf) - 1);
2476 if (copy_from_user(buf, user_buf, buf_size))
2477 return -EFAULT;
2478
2479 iwl_cmd_echo_test(priv);
2480 return count;
2481}
2482
7163b8a4
WYG		 2483DEBUGFS_READ_FILE_OPS(rx_statistics);
2484DEBUGFS_READ_FILE_OPS(tx_statistics);
41f5e047 2485DEBUGFS_READ_WRITE_FILE_OPS(traffic_log);
e8fe59ae
WYG		 2486DEBUGFS_READ_FILE_OPS(ucode_rx_stats);
2487DEBUGFS_READ_FILE_OPS(ucode_tx_stats);
2488DEBUGFS_READ_FILE_OPS(ucode_general_stats);
5225935b
WYG		 2489DEBUGFS_READ_FILE_OPS(sensitivity);
2490DEBUGFS_READ_FILE_OPS(chain_noise);
c09430ab 2491DEBUGFS_READ_FILE_OPS(power_save_status);
7163b8a4
WYG		 2492DEBUGFS_WRITE_FILE_OPS(clear_ucode_statistics);
2493DEBUGFS_WRITE_FILE_OPS(clear_traffic_statistics);
a9e1cb6a 2494DEBUGFS_READ_WRITE_FILE_OPS(ucode_tracing);
a13d276f 2495DEBUGFS_READ_WRITE_FILE_OPS(missed_beacon);
3e4fb5fa 2496DEBUGFS_READ_WRITE_FILE_OPS(plcp_delta);
528c3126 2497DEBUGFS_READ_WRITE_FILE_OPS(force_reset);
60987206
JB		 2498DEBUGFS_READ_FILE_OPS(rxon_flags);
2499DEBUGFS_READ_FILE_OPS(rxon_filter_flags);
4bf49a90 2500DEBUGFS_WRITE_FILE_OPS(txfifo_flush);
ffb7d896 2501DEBUGFS_READ_FILE_OPS(ucode_bt_stats);
22de94de 2502DEBUGFS_WRITE_FILE_OPS(wd_timeout);
befe8c46 2503DEBUGFS_READ_FILE_OPS(bt_traffic);
c6abdc0d 2504DEBUGFS_READ_WRITE_FILE_OPS(protection_mode);
54a9aa65 2505DEBUGFS_READ_FILE_OPS(reply_tx_error);
7e4005cc 2506DEBUGFS_WRITE_FILE_OPS(echo_test);
20594eb0 2507
712b6cf5
TW		 2508/*
2509 * Create the debugfs files and directories
2510 *
2511 */
2512int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
2513{
95b1a822 2514 struct dentry *phyd = priv->hw->wiphy->debugfsdir;
4c84a8f1 2515 struct dentry *dir_drv, *dir_data, *dir_rf, *dir_debug;
712b6cf5 2516
4c84a8f1
JB		 2517 dir_drv = debugfs_create_dir(name, phyd);
2518 if (!dir_drv)
2519 return -ENOMEM;
712b6cf5 2520
4c84a8f1
JB		 2521 priv->debugfs_dir = dir_drv;
2522
2523 dir_data = debugfs_create_dir("data", dir_drv);
2524 if (!dir_data)
2525 goto err;
2526 dir_rf = debugfs_create_dir("rf", dir_drv);
2527 if (!dir_rf)
2528 goto err;
2529 dir_debug = debugfs_create_dir("debug", dir_drv);
2530 if (!dir_debug)
712b6cf5 2531 goto err;
712b6cf5 2532
4c84a8f1
JB		 2533 DEBUGFS_ADD_FILE(nvm, dir_data, S_IRUSR);
2534 DEBUGFS_ADD_FILE(sram, dir_data, S_IWUSR | S_IRUSR);
c8ac61cf 2535 DEBUGFS_ADD_FILE(wowlan_sram, dir_data, S_IRUSR);
4c84a8f1
JB		 2536 DEBUGFS_ADD_FILE(stations, dir_data, S_IRUSR);
2537 DEBUGFS_ADD_FILE(channels, dir_data, S_IRUSR);
2538 DEBUGFS_ADD_FILE(status, dir_data, S_IRUSR);
1f7b6172 2539 DEBUGFS_ADD_FILE(rx_handlers, dir_data, S_IWUSR | S_IRUSR);
4c84a8f1 2540 DEBUGFS_ADD_FILE(qos, dir_data, S_IRUSR);
23c0fcc6
WYG		 2541 DEBUGFS_ADD_FILE(sleep_level_override, dir_data, S_IWUSR | S_IRUSR);
2542 DEBUGFS_ADD_FILE(current_sleep_command, dir_data, S_IRUSR);
4c84a8f1
JB		 2543 DEBUGFS_ADD_FILE(thermal_throttling, dir_data, S_IRUSR);
2544 DEBUGFS_ADD_FILE(disable_ht40, dir_data, S_IWUSR | S_IRUSR);
511afa3b 2545 DEBUGFS_ADD_FILE(temperature, dir_data, S_IRUSR);
ca934b67 2546
4c84a8f1
JB		 2547 DEBUGFS_ADD_FILE(rx_statistics, dir_debug, S_IRUSR);
2548 DEBUGFS_ADD_FILE(tx_statistics, dir_debug, S_IRUSR);
41f5e047 2549 DEBUGFS_ADD_FILE(traffic_log, dir_debug, S_IWUSR | S_IRUSR);
4c84a8f1
JB		 2550 DEBUGFS_ADD_FILE(power_save_status, dir_debug, S_IRUSR);
2551 DEBUGFS_ADD_FILE(clear_ucode_statistics, dir_debug, S_IWUSR);
2552 DEBUGFS_ADD_FILE(clear_traffic_statistics, dir_debug, S_IWUSR);
4c84a8f1 2553 DEBUGFS_ADD_FILE(missed_beacon, dir_debug, S_IWUSR);
4c84a8f1 2554 DEBUGFS_ADD_FILE(plcp_delta, dir_debug, S_IWUSR | S_IRUSR);
528c3126 2555 DEBUGFS_ADD_FILE(force_reset, dir_debug, S_IWUSR | S_IRUSR);
b8c76267
AK		 2556 DEBUGFS_ADD_FILE(ucode_rx_stats, dir_debug, S_IRUSR);
2557 DEBUGFS_ADD_FILE(ucode_tx_stats, dir_debug, S_IRUSR);
2558 DEBUGFS_ADD_FILE(ucode_general_stats, dir_debug, S_IRUSR);
c68744fb 2559 DEBUGFS_ADD_FILE(txfifo_flush, dir_debug, S_IWUSR);
c6abdc0d 2560 DEBUGFS_ADD_FILE(protection_mode, dir_debug, S_IWUSR | S_IRUSR);
703bc583
WYG		 2561 DEBUGFS_ADD_FILE(sensitivity, dir_debug, S_IRUSR);
2562 DEBUGFS_ADD_FILE(chain_noise, dir_debug, S_IRUSR);
b7af6a99 2563 DEBUGFS_ADD_FILE(ucode_tracing, dir_debug, S_IWUSR | S_IRUSR);
0da0e5bf 2564 DEBUGFS_ADD_FILE(ucode_bt_stats, dir_debug, S_IRUSR);
54a9aa65 2565 DEBUGFS_ADD_FILE(reply_tx_error, dir_debug, S_IRUSR);
60987206
JB		 2566 DEBUGFS_ADD_FILE(rxon_flags, dir_debug, S_IWUSR);
2567 DEBUGFS_ADD_FILE(rxon_filter_flags, dir_debug, S_IWUSR);
22de94de 2568 DEBUGFS_ADD_FILE(wd_timeout, dir_debug, S_IWUSR);
7e4005cc 2569 DEBUGFS_ADD_FILE(echo_test, dir_debug, S_IWUSR);
88e58fc5 2570 if (iwl_advanced_bt_coexist(priv))
befe8c46 2571 DEBUGFS_ADD_FILE(bt_traffic, dir_debug, S_IRUSR);
ca934b67 2572
703bc583
WYG		 2573 DEBUGFS_ADD_BOOL(disable_sensitivity, dir_rf,
2574 &priv->disable_sens_cal);
2575 DEBUGFS_ADD_BOOL(disable_chain_noise, dir_rf,
2576 &priv->disable_chain_noise_cal);
87e5666c
EG		 2577
2578 if (iwl_trans_dbgfs_register(trans(priv), dir_debug))
2579 goto err;
712b6cf5
TW		 2580 return 0;
2581
2582err:
4c84a8f1 2583 IWL_ERR(priv, "Can't create the debugfs directory\n");
712b6cf5 2584 iwl_dbgfs_unregister(priv);
4c84a8f1 2585 return -ENOMEM;
712b6cf5 2586}
712b6cf5
TW		 2587
2588/**
2589 * Remove the debugfs files and directories
2590 *
2591 */
2592void iwl_dbgfs_unregister(struct iwl_priv *priv)
2593{
4c84a8f1 2594 if (!priv->debugfs_dir)
712b6cf5
TW		 2595 return;
2596
4c84a8f1
JB		 2597 debugfs_remove_recursive(priv->debugfs_dir);
2598 priv->debugfs_dir = NULL;
712b6cf5 2599}
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