projects / deliverable / linux.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
iwlwifi: move hw_params into priv
[deliverable/linux.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"
712b6cf5
TW		 43
44/* create and remove of files */
4c84a8f1
JB		 45#define DEBUGFS_ADD_FILE(name, parent, mode) do { \
46 if (!debugfs_create_file(#name, mode, parent, priv, \
47 &iwl_dbgfs_##name##_ops)) \
48 goto err; \
712b6cf5
TW		 49} while (0)
50
4c84a8f1
JB		 51#define DEBUGFS_ADD_BOOL(name, parent, ptr) do { \
52 struct dentry *__tmp; \
53 __tmp = debugfs_create_bool(#name, S_IWUSR | S_IRUSR, \
54 parent, ptr); \
55 if (IS_ERR(__tmp) || !__tmp) \
56 goto err; \
712b6cf5
TW		 57} while (0)
58
4c84a8f1
JB		 59#define DEBUGFS_ADD_X32(name, parent, ptr) do { \
60 struct dentry *__tmp; \
61 __tmp = debugfs_create_x32(#name, S_IWUSR | S_IRUSR, \
62 parent, ptr); \
63 if (IS_ERR(__tmp) || !__tmp) \
64 goto err; \
445c2dff
TW		 65} while (0)
66
ca934b67
JB		 67#define DEBUGFS_ADD_U32(name, parent, ptr, mode) do { \
68 struct dentry *__tmp; \
69 __tmp = debugfs_create_u32(#name, mode, \
70 parent, ptr); \
71 if (IS_ERR(__tmp) || !__tmp) \
72 goto err; \
73} while (0)
74
712b6cf5
TW		 75/* file operation */
76#define DEBUGFS_READ_FUNC(name) \
77static ssize_t iwl_dbgfs_##name##_read(struct file *file, \
78 char __user *user_buf, \
79 size_t count, loff_t *ppos);
80
81#define DEBUGFS_WRITE_FUNC(name) \
82static ssize_t iwl_dbgfs_##name##_write(struct file *file, \
83 const char __user *user_buf, \
84 size_t count, loff_t *ppos);
85
86
712b6cf5
TW		 87#define DEBUGFS_READ_FILE_OPS(name) \
88 DEBUGFS_READ_FUNC(name); \
89static const struct file_operations iwl_dbgfs_##name##_ops = { \
90 .read = iwl_dbgfs_##name##_read, \
234e3405 91 .open = simple_open, \
2b18ab36 92 .llseek = generic_file_llseek, \
712b6cf5
TW		 93};
94
189a2b59
EK		 95#define DEBUGFS_WRITE_FILE_OPS(name) \
96 DEBUGFS_WRITE_FUNC(name); \
97static const struct file_operations iwl_dbgfs_##name##_ops = { \
98 .write = iwl_dbgfs_##name##_write, \
234e3405 99 .open = simple_open, \
2b18ab36 100 .llseek = generic_file_llseek, \
189a2b59
EK		 101};
102
103
712b6cf5
TW		 104#define DEBUGFS_READ_WRITE_FILE_OPS(name) \
105 DEBUGFS_READ_FUNC(name); \
106 DEBUGFS_WRITE_FUNC(name); \
107static const struct file_operations iwl_dbgfs_##name##_ops = { \
108 .write = iwl_dbgfs_##name##_write, \
109 .read = iwl_dbgfs_##name##_read, \
234e3405 110 .open = simple_open, \
2b18ab36 111 .llseek = generic_file_llseek, \
712b6cf5
TW		 112};
113
712b6cf5
TW		 114static ssize_t iwl_dbgfs_tx_statistics_read(struct file *file,
115 char __user *user_buf,
116 size_t count, loff_t *ppos) {
117
28f63a4b 118 struct iwl_priv *priv = file->private_data;
22fdf3c9 119 char *buf;
712b6cf5
TW		 120 int pos = 0;
121
22fdf3c9
WYG		 122 int cnt;
123 ssize_t ret;
98a7b43b
WYG		 124 const size_t bufsz = 100 +
125 sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX);
22fdf3c9
WYG		 126 buf = kzalloc(bufsz, GFP_KERNEL);
127 if (!buf)
128 return -ENOMEM;
129 pos += scnprintf(buf + pos, bufsz - pos, "Management:\n");
130 for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) {
131 pos += scnprintf(buf + pos, bufsz - pos,
98a7b43b 132 "\t%25s\t\t: %u\n",
22fdf3c9
WYG		 133 get_mgmt_string(cnt),
134 priv->tx_stats.mgmt[cnt]);
135 }
136 pos += scnprintf(buf + pos, bufsz - pos, "Control\n");
137 for (cnt = 0; cnt < CONTROL_MAX; cnt++) {
138 pos += scnprintf(buf + pos, bufsz - pos,
98a7b43b 139 "\t%25s\t\t: %u\n",
22fdf3c9
WYG		 140 get_ctrl_string(cnt),
141 priv->tx_stats.ctrl[cnt]);
142 }
143 pos += scnprintf(buf + pos, bufsz - pos, "Data:\n");
144 pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n",
145 priv->tx_stats.data_cnt);
146 pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n",
147 priv->tx_stats.data_bytes);
148 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
149 kfree(buf);
150 return ret;
151}
152
7163b8a4 153static ssize_t iwl_dbgfs_clear_traffic_statistics_write(struct file *file,
22fdf3c9
WYG		 154 const char __user *user_buf,
155 size_t count, loff_t *ppos)
156{
157 struct iwl_priv *priv = file->private_data;
158 u32 clear_flag;
159 char buf[8];
160 int buf_size;
712b6cf5 161
22fdf3c9
WYG		 162 memset(buf, 0, sizeof(buf));
163 buf_size = min(count, sizeof(buf) - 1);
164 if (copy_from_user(buf, user_buf, buf_size))
165 return -EFAULT;
166 if (sscanf(buf, "%x", &clear_flag) != 1)
167 return -EFAULT;
7163b8a4 168 iwl_clear_traffic_stats(priv);
22fdf3c9
WYG		 169
170 return count;
712b6cf5
TW		 171}
172
173static ssize_t iwl_dbgfs_rx_statistics_read(struct file *file,
174 char __user *user_buf,
175 size_t count, loff_t *ppos) {
176
28f63a4b 177 struct iwl_priv *priv = file->private_data;
22fdf3c9 178 char *buf;
712b6cf5 179 int pos = 0;
22fdf3c9
WYG		 180 int cnt;
181 ssize_t ret;
182 const size_t bufsz = 100 +
98a7b43b 183 sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX);
22fdf3c9
WYG		 184 buf = kzalloc(bufsz, GFP_KERNEL);
185 if (!buf)
186 return -ENOMEM;
712b6cf5 187
22fdf3c9
WYG		 188 pos += scnprintf(buf + pos, bufsz - pos, "Management:\n");
189 for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) {
190 pos += scnprintf(buf + pos, bufsz - pos,
98a7b43b 191 "\t%25s\t\t: %u\n",
22fdf3c9
WYG		 192 get_mgmt_string(cnt),
193 priv->rx_stats.mgmt[cnt]);
194 }
195 pos += scnprintf(buf + pos, bufsz - pos, "Control:\n");
196 for (cnt = 0; cnt < CONTROL_MAX; cnt++) {
197 pos += scnprintf(buf + pos, bufsz - pos,
98a7b43b 198 "\t%25s\t\t: %u\n",
22fdf3c9
WYG		 199 get_ctrl_string(cnt),
200 priv->rx_stats.ctrl[cnt]);
201 }
202 pos += scnprintf(buf + pos, bufsz - pos, "Data:\n");
203 pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n",
204 priv->rx_stats.data_cnt);
205 pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n",
206 priv->rx_stats.data_bytes);
712b6cf5 207
22fdf3c9
WYG		 208 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
209 kfree(buf);
210 return ret;
211}
212
712b6cf5
TW		 213static ssize_t iwl_dbgfs_sram_read(struct file *file,
214 char __user *user_buf,
215 size_t count, loff_t *ppos)
216{
24834d2c 217 u32 val = 0;
2943f136 218 char *buf;
712b6cf5 219 ssize_t ret;
24834d2c
JS		 220 int i = 0;
221 bool device_format = false;
222 int offset = 0;
223 int len = 0;
712b6cf5 224 int pos = 0;
24834d2c 225 int sram;
28f63a4b 226 struct iwl_priv *priv = file->private_data;
6dfa8d01 227 const struct fw_img *img;
2943f136 228 size_t bufsz;
712b6cf5 229
5ade1e4d 230 /* default is to dump the entire data segment */
4c84a8f1
JB		 231 if (!priv->dbgfs_sram_offset && !priv->dbgfs_sram_len) {
232 priv->dbgfs_sram_offset = 0x800000;
8f7ffbe2
DS		 233 if (!priv->ucode_loaded) {
234 IWL_ERR(priv, "No uCode has been loadded.\n");
235 return -EINVAL;
236 }
a42506eb 237 img = &priv->fw->img[priv->cur_ucode];
6dfa8d01 238 priv->dbgfs_sram_len = img->sec[IWL_UCODE_SECTION_DATA].len;
5ade1e4d 239 }
24834d2c
JS		 240 len = priv->dbgfs_sram_len;
241
242 if (len == -4) {
243 device_format = true;
244 len = 4;
245 }
246
247 bufsz = 50 + len * 4;
2943f136
WYG		 248 buf = kmalloc(bufsz, GFP_KERNEL);
249 if (!buf)
250 return -ENOMEM;
24834d2c 251
5ade1e4d 252 pos += scnprintf(buf + pos, bufsz - pos, "sram_len: 0x%x\n",
24834d2c 253 len);
5ade1e4d 254 pos += scnprintf(buf + pos, bufsz - pos, "sram_offset: 0x%x\n",
4c84a8f1 255 priv->dbgfs_sram_offset);
24834d2c
JS		 256
257 /* adjust sram address since reads are only on even u32 boundaries */
258 offset = priv->dbgfs_sram_offset & 0x3;
259 sram = priv->dbgfs_sram_offset & ~0x3;
260
261 /* read the first u32 from sram */
1042db2a 262 val = iwl_read_targ_mem(trans(priv), sram);
24834d2c
JS		 263
264 for (; len; len--) {
265 /* put the address at the start of every line */
266 if (i == 0)
267 pos += scnprintf(buf + pos, bufsz - pos,
268 "%08X: ", sram + offset);
269
270 if (device_format)
271 pos += scnprintf(buf + pos, bufsz - pos,
272 "%02x", (val >> (8 * (3 - offset))) & 0xff);
273 else
274 pos += scnprintf(buf + pos, bufsz - pos,
275 "%02x ", (val >> (8 * offset)) & 0xff);
276
277 /* if all bytes processed, read the next u32 from sram */
278 if (++offset == 4) {
279 sram += 4;
280 offset = 0;
1042db2a 281 val = iwl_read_targ_mem(trans(priv), sram);
712b6cf5 282 }
24834d2c
JS		 283
284 /* put in extra spaces and split lines for human readability */
285 if (++i == 16) {
286 i = 0;
2943f136 287 pos += scnprintf(buf + pos, bufsz - pos, "\n");
24834d2c
JS		 288 } else if (!(i & 7)) {
289 pos += scnprintf(buf + pos, bufsz - pos, " ");
290 } else if (!(i & 3)) {
291 pos += scnprintf(buf + pos, bufsz - pos, " ");
292 }
712b6cf5 293 }
24834d2c
JS		 294 if (i)
295 pos += scnprintf(buf + pos, bufsz - pos, "\n");
712b6cf5
TW		 296
297 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
2943f136 298 kfree(buf);
712b6cf5
TW		 299 return ret;
300}
301
302static ssize_t iwl_dbgfs_sram_write(struct file *file,
303 const char __user *user_buf,
304 size_t count, loff_t *ppos)
305{
306 struct iwl_priv *priv = file->private_data;
307 char buf[64];
308 int buf_size;
309 u32 offset, len;
310
311 memset(buf, 0, sizeof(buf));
312 buf_size = min(count, sizeof(buf) - 1);
313 if (copy_from_user(buf, user_buf, buf_size))
314 return -EFAULT;
315
316 if (sscanf(buf, "%x,%x", &offset, &len) == 2) {
4c84a8f1
JB		 317 priv->dbgfs_sram_offset = offset;
318 priv->dbgfs_sram_len = len;
24834d2c
JS		 319 } else if (sscanf(buf, "%x", &offset) == 1) {
320 priv->dbgfs_sram_offset = offset;
321 priv->dbgfs_sram_len = -4;
712b6cf5 322 } else {
4c84a8f1
JB		 323 priv->dbgfs_sram_offset = 0;
324 priv->dbgfs_sram_len = 0;
712b6cf5
TW		 325 }
326
327 return count;
328}
329
c8ac61cf
JB		 330static ssize_t iwl_dbgfs_wowlan_sram_read(struct file *file,
331 char __user *user_buf,
332 size_t count, loff_t *ppos)
333{
334 struct iwl_priv *priv = file->private_data;
6dfa8d01 335 const struct fw_img *img = &priv->fw->img[IWL_UCODE_WOWLAN];
c8ac61cf
JB		 336
337 if (!priv->wowlan_sram)
338 return -ENODATA;
339
340 return simple_read_from_buffer(user_buf, count, ppos,
341 priv->wowlan_sram,
6dfa8d01 342 img->sec[IWL_UCODE_SECTION_DATA].len);
c8ac61cf 343}
712b6cf5
TW		 344static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf,
345 size_t count, loff_t *ppos)
346{
28f63a4b 347 struct iwl_priv *priv = file->private_data;
6def9761 348 struct iwl_station_entry *station;
5f85a789 349 struct iwl_tid_data *tid_data;
712b6cf5
TW		 350 char *buf;
351 int i, j, pos = 0;
352 ssize_t ret;
353 /* Add 30 for initial string */
354 const size_t bufsz = 30 + sizeof(char) * 500 * (priv->num_stations);
712b6cf5
TW		 355
356 buf = kmalloc(bufsz, GFP_KERNEL);
3ac7f146 357 if (!buf)
712b6cf5
TW		 358 return -ENOMEM;
359
db0589f3 360 pos += scnprintf(buf + pos, bufsz - pos, "num of stations: %d\n\n",
712b6cf5
TW		 361 priv->num_stations);
362
3eae4bb1 363 for (i = 0; i < IWLAGN_STATION_COUNT; i++) {
712b6cf5 364 station = &priv->stations[i];
da73511d
JB		 365 if (!station->used)
366 continue;
367 pos += scnprintf(buf + pos, bufsz - pos,
368 "station %d - addr: %pM, flags: %#x\n",
369 i, station->sta.sta.addr,
370 station->sta.station_flags_msk);
371 pos += scnprintf(buf + pos, bufsz - pos,
9eae88fa
JB		 372 "TID seqno next_rclmd "
373 "rate_n_flags state txq\n");
712b6cf5 374
5f85a789 375 for (j = 0; j < IWL_MAX_TID_COUNT; j++) {
04cf6824 376 tid_data = &priv->tid_data[i][j];
da73511d 377 pos += scnprintf(buf + pos, bufsz - pos,
9eae88fa
JB		 378 "%d: 0x%.4x 0x%.4x 0x%.8x "
379 "%d %.2d",
5f85a789 380 j, tid_data->seq_number,
9eae88fa
JB		 381 tid_data->next_reclaimed,
382 tid_data->agg.rate_n_flags,
383 tid_data->agg.state,
384 tid_data->agg.txq_id);
5f85a789
EG		 385
386 if (tid_data->agg.wait_for_ba)
db0589f3 387 pos += scnprintf(buf + pos, bufsz - pos,
da73511d 388 " - waitforba");
db0589f3 389 pos += scnprintf(buf + pos, bufsz - pos, "\n");
712b6cf5 390 }
da73511d
JB		 391
392 pos += scnprintf(buf + pos, bufsz - pos, "\n");
712b6cf5
TW		 393 }
394
395 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
396 kfree(buf);
397 return ret;
398}
399
0848e297 400static ssize_t iwl_dbgfs_nvm_read(struct file *file,
8dd266ef
TW		 401 char __user *user_buf,
402 size_t count,
403 loff_t *ppos)
404{
405 ssize_t ret;
28f63a4b 406 struct iwl_priv *priv = file->private_data;
8dd266ef
TW		 407 int pos = 0, ofs = 0, buf_size = 0;
408 const u8 *ptr;
409 char *buf;
e307ddce 410 u16 eeprom_ver;
38622419 411 size_t eeprom_len = cfg(priv)->base_params->eeprom_size;
8dd266ef
TW		 412 buf_size = 4 * eeprom_len + 256;
413
414 if (eeprom_len % 16) {
0848e297 415 IWL_ERR(priv, "NVM size is not multiple of 16.\n");
8dd266ef
TW		 416 return -ENODATA;
417 }
418
ab36eab2 419 ptr = priv->shrd->eeprom;
c37457e6
JL		 420 if (!ptr) {
421 IWL_ERR(priv, "Invalid EEPROM/OTP memory\n");
422 return -ENOMEM;
423 }
424
8dd266ef
TW		 425 /* 4 characters for byte 0xYY */
426 buf = kzalloc(buf_size, GFP_KERNEL);
427 if (!buf) {
15b1687c 428 IWL_ERR(priv, "Can not allocate Buffer\n");
8dd266ef
TW		 429 return -ENOMEM;
430 }
ab36eab2 431 eeprom_ver = iwl_eeprom_query16(priv->shrd, EEPROM_VERSION);
e307ddce
WYG		 432 pos += scnprintf(buf + pos, buf_size - pos, "NVM Type: %s, "
433 "version: 0x%x\n",
97b52cfd 434 (trans(priv)->nvm_device_type == NVM_DEVICE_TYPE_OTP)
e307ddce 435 ? "OTP" : "EEPROM", eeprom_ver);
8dd266ef
TW		 436 for (ofs = 0 ; ofs < eeprom_len ; ofs += 16) {
437 pos += scnprintf(buf + pos, buf_size - pos, "0x%.4x ", ofs);
438 hex_dump_to_buffer(ptr + ofs, 16 , 16, 2, buf + pos,
439 buf_size - pos, 0);
2fac9717 440 pos += strlen(buf + pos);
8dd266ef
TW		 441 if (buf_size - pos > 0)
442 buf[pos++] = '\n';
443 }
444
445 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
446 kfree(buf);
447 return ret;
448}
712b6cf5 449
d366df5a
WT		 450static ssize_t iwl_dbgfs_channels_read(struct file *file, char __user *user_buf,
451 size_t count, loff_t *ppos)
452{
28f63a4b 453 struct iwl_priv *priv = file->private_data;
d366df5a
WT		 454 struct ieee80211_channel *channels = NULL;
455 const struct ieee80211_supported_band *supp_band = NULL;
456 int pos = 0, i, bufsz = PAGE_SIZE;
457 char *buf;
458 ssize_t ret;
459
83626404 460 if (!test_bit(STATUS_GEO_CONFIGURED, &priv->status))
d366df5a
WT		 461 return -EAGAIN;
462
463 buf = kzalloc(bufsz, GFP_KERNEL);
464 if (!buf) {
15b1687c 465 IWL_ERR(priv, "Can not allocate Buffer\n");
d366df5a
WT		 466 return -ENOMEM;
467 }
468
469 supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_2GHZ);
a2e2322d
WYG		 470 if (supp_band) {
471 channels = supp_band->channels;
d366df5a 472
d366df5a 473 pos += scnprintf(buf + pos, bufsz - pos,
a2e2322d
WYG		 474 "Displaying %d channels in 2.4GHz band 802.11bg):\n",
475 supp_band->n_channels);
d366df5a 476
a2e2322d
WYG		 477 for (i = 0; i < supp_band->n_channels; i++)
478 pos += scnprintf(buf + pos, bufsz - pos,
479 "%d: %ddBm: BSS%s%s, %s.\n",
81e95430 480 channels[i].hw_value,
a2e2322d
WYG		 481 channels[i].max_power,
482 channels[i].flags & IEEE80211_CHAN_RADAR ?
483 " (IEEE 802.11h required)" : "",
484 ((channels[i].flags & IEEE80211_CHAN_NO_IBSS)
485 || (channels[i].flags &
486 IEEE80211_CHAN_RADAR)) ? "" :
487 ", IBSS",
488 channels[i].flags &
489 IEEE80211_CHAN_PASSIVE_SCAN ?
490 "passive only" : "active/passive");
491 }
d366df5a 492 supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_5GHZ);
a2e2322d
WYG		 493 if (supp_band) {
494 channels = supp_band->channels;
d366df5a 495
d366df5a 496 pos += scnprintf(buf + pos, bufsz - pos,
a2e2322d
WYG		 497 "Displaying %d channels in 5.2GHz band (802.11a)\n",
498 supp_band->n_channels);
499
500 for (i = 0; i < supp_band->n_channels; i++)
501 pos += scnprintf(buf + pos, bufsz - pos,
502 "%d: %ddBm: BSS%s%s, %s.\n",
81e95430 503 channels[i].hw_value,
a2e2322d
WYG		 504 channels[i].max_power,
505 channels[i].flags & IEEE80211_CHAN_RADAR ?
506 " (IEEE 802.11h required)" : "",
507 ((channels[i].flags & IEEE80211_CHAN_NO_IBSS)
508 || (channels[i].flags &
509 IEEE80211_CHAN_RADAR)) ? "" :
510 ", IBSS",
511 channels[i].flags &
512 IEEE80211_CHAN_PASSIVE_SCAN ?
513 "passive only" : "active/passive");
514 }
d366df5a
WT		 515 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
516 kfree(buf);
517 return ret;
518}
519
08df05aa
WYG		 520static ssize_t iwl_dbgfs_status_read(struct file *file,
521 char __user *user_buf,
522 size_t count, loff_t *ppos) {
523
28f63a4b 524 struct iwl_priv *priv = file->private_data;
08df05aa
WYG		 525 char buf[512];
526 int pos = 0;
527 const size_t bufsz = sizeof(buf);
528
529 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_HCMD_ACTIVE:\t %d\n",
63013ae3 530 test_bit(STATUS_HCMD_ACTIVE, &priv->shrd->status));
08df05aa 531 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_RF_KILL_HW:\t %d\n",
83626404 532 test_bit(STATUS_RF_KILL_HW, &priv->status));
7812b167 533 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_CT_KILL:\t\t %d\n",
9a716863 534 test_bit(STATUS_CT_KILL, &priv->status));
08df05aa 535 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_ALIVE:\t\t %d\n",
83626404 536 test_bit(STATUS_ALIVE, &priv->status));
08df05aa 537 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_READY:\t\t %d\n",
83626404 538 test_bit(STATUS_READY, &priv->status));
08df05aa 539 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_GEO_CONFIGURED:\t %d\n",
83626404 540 test_bit(STATUS_GEO_CONFIGURED, &priv->status));
08df05aa 541 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_EXIT_PENDING:\t %d\n",
83626404 542 test_bit(STATUS_EXIT_PENDING, &priv->status));
08df05aa 543 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_STATISTICS:\t %d\n",
83626404 544 test_bit(STATUS_STATISTICS, &priv->status));
08df05aa 545 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCANNING:\t %d\n",
83626404 546 test_bit(STATUS_SCANNING, &priv->status));
08df05aa 547 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_ABORTING:\t %d\n",
83626404 548 test_bit(STATUS_SCAN_ABORTING, &priv->status));
08df05aa 549 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_HW:\t\t %d\n",
83626404 550 test_bit(STATUS_SCAN_HW, &priv->status));
08df05aa 551 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_POWER_PMI:\t %d\n",
47107e84 552 test_bit(STATUS_POWER_PMI, &priv->status));
08df05aa 553 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_FW_ERROR:\t %d\n",
17acd0b6 554 test_bit(STATUS_FW_ERROR, &priv->status));
08df05aa
WYG		 555 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
556}
557
1f7b6172 558static ssize_t iwl_dbgfs_rx_handlers_read(struct file *file,
a83b9141
WYG		 559 char __user *user_buf,
560 size_t count, loff_t *ppos) {
561
28f63a4b 562 struct iwl_priv *priv = file->private_data;
1f7b6172 563
a83b9141
WYG		 564 int pos = 0;
565 int cnt = 0;
566 char *buf;
567 int bufsz = 24 * 64; /* 24 items * 64 char per item */
568 ssize_t ret;
569
570 buf = kzalloc(bufsz, GFP_KERNEL);
571 if (!buf) {
572 IWL_ERR(priv, "Can not allocate Buffer\n");
573 return -ENOMEM;
574 }
575
a83b9141 576 for (cnt = 0; cnt < REPLY_MAX; cnt++) {
1f7b6172 577 if (priv->rx_handlers_stats[cnt] > 0)
a83b9141
WYG		 578 pos += scnprintf(buf + pos, bufsz - pos,
579 "\tRx handler[%36s]:\t\t %u\n",
580 get_cmd_string(cnt),
1f7b6172 581 priv->rx_handlers_stats[cnt]);
a83b9141
WYG		 582 }
583
a83b9141
WYG		 584 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
585 kfree(buf);
586 return ret;
587}
588
1f7b6172 589static ssize_t iwl_dbgfs_rx_handlers_write(struct file *file,
a83b9141
WYG		 590 const char __user *user_buf,
591 size_t count, loff_t *ppos)
592{
593 struct iwl_priv *priv = file->private_data;
1f7b6172 594
a83b9141
WYG		 595 char buf[8];
596 int buf_size;
597 u32 reset_flag;
598
599 memset(buf, 0, sizeof(buf));
600 buf_size = min(count, sizeof(buf) - 1);
601 if (copy_from_user(buf, user_buf, buf_size))
602 return -EFAULT;
603 if (sscanf(buf, "%x", &reset_flag) != 1)
604 return -EFAULT;
605 if (reset_flag == 0)
1f7b6172
EG		 606 memset(&priv->rx_handlers_stats[0], 0,
607 sizeof(priv->rx_handlers_stats));
a83b9141
WYG		 608
609 return count;
610}
611
f5ad69fa
WYG		 612static ssize_t iwl_dbgfs_qos_read(struct file *file, char __user *user_buf,
613 size_t count, loff_t *ppos)
614{
28f63a4b 615 struct iwl_priv *priv = file->private_data;
8dfdb9d5 616 struct iwl_rxon_context *ctx;
f5ad69fa 617 int pos = 0, i;
8dfdb9d5 618 char buf[256 * NUM_IWL_RXON_CTX];
f5ad69fa 619 const size_t bufsz = sizeof(buf);
f5ad69fa 620
8dfdb9d5
JB		 621 for_each_context(priv, ctx) {
622 pos += scnprintf(buf + pos, bufsz - pos, "context %d:\n",
623 ctx->ctxid);
624 for (i = 0; i < AC_NUM; i++) {
625 pos += scnprintf(buf + pos, bufsz - pos,
626 "\tcw_min\tcw_max\taifsn\ttxop\n");
627 pos += scnprintf(buf + pos, bufsz - pos,
f5ad69fa 628 "AC[%d]\t%u\t%u\t%u\t%u\n", i,
8dfdb9d5
JB		 629 ctx->qos_data.def_qos_parm.ac[i].cw_min,
630 ctx->qos_data.def_qos_parm.ac[i].cw_max,
631 ctx->qos_data.def_qos_parm.ac[i].aifsn,
632 ctx->qos_data.def_qos_parm.ac[i].edca_txop);
633 }
634 pos += scnprintf(buf + pos, bufsz - pos, "\n");
f5ad69fa 635 }
4967c316 636 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
f5ad69fa 637}
a83b9141 638
fbf3a2af
WYG		 639static ssize_t iwl_dbgfs_thermal_throttling_read(struct file *file,
640 char __user *user_buf,
641 size_t count, loff_t *ppos)
642{
28f63a4b 643 struct iwl_priv *priv = file->private_data;
3ad3b92a 644 struct iwl_tt_mgmt *tt = &priv->thermal_throttle;
fbf3a2af
WYG		 645 struct iwl_tt_restriction *restriction;
646 char buf[100];
647 int pos = 0;
648 const size_t bufsz = sizeof(buf);
fbf3a2af
WYG		 649
650 pos += scnprintf(buf + pos, bufsz - pos,
651 "Thermal Throttling Mode: %s\n",
3ad3b92a 652 tt->advanced_tt ? "Advance" : "Legacy");
fbf3a2af
WYG		 653 pos += scnprintf(buf + pos, bufsz - pos,
654 "Thermal Throttling State: %d\n",
655 tt->state);
3ad3b92a 656 if (tt->advanced_tt) {
fbf3a2af
WYG		 657 restriction = tt->restriction + tt->state;
658 pos += scnprintf(buf + pos, bufsz - pos,
659 "Tx mode: %d\n",
660 restriction->tx_stream);
661 pos += scnprintf(buf + pos, bufsz - pos,
662 "Rx mode: %d\n",
663 restriction->rx_stream);
664 pos += scnprintf(buf + pos, bufsz - pos,
665 "HT mode: %d\n",
666 restriction->is_ht);
667 }
4967c316 668 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
fbf3a2af
WYG		 669}
670
1e4247d4
WYG		 671static ssize_t iwl_dbgfs_disable_ht40_write(struct file *file,
672 const char __user *user_buf,
673 size_t count, loff_t *ppos)
674{
675 struct iwl_priv *priv = file->private_data;
676 char buf[8];
677 int buf_size;
678 int ht40;
679
680 memset(buf, 0, sizeof(buf));
681 buf_size = min(count, sizeof(buf) - 1);
682 if (copy_from_user(buf, user_buf, buf_size))
683 return -EFAULT;
684 if (sscanf(buf, "%d", &ht40) != 1)
685 return -EFAULT;
246ed355 686 if (!iwl_is_any_associated(priv))
1e4247d4
WYG		 687 priv->disable_ht40 = ht40 ? true : false;
688 else {
689 IWL_ERR(priv, "Sta associated with AP - "
690 "Change to 40MHz channel support is not allowed\n");
691 return -EINVAL;
692 }
693
694 return count;
695}
696
697static ssize_t iwl_dbgfs_disable_ht40_read(struct file *file,
698 char __user *user_buf,
699 size_t count, loff_t *ppos)
700{
28f63a4b 701 struct iwl_priv *priv = file->private_data;
1e4247d4
WYG		 702 char buf[100];
703 int pos = 0;
704 const size_t bufsz = sizeof(buf);
1e4247d4
WYG		 705
706 pos += scnprintf(buf + pos, bufsz - pos,
707 "11n 40MHz Mode: %s\n",
708 priv->disable_ht40 ? "Disabled" : "Enabled");
4967c316 709 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1e4247d4
WYG		 710}
711
511afa3b
EG		 712static ssize_t iwl_dbgfs_temperature_read(struct file *file,
713 char __user *user_buf,
714 size_t count, loff_t *ppos)
715{
716 struct iwl_priv *priv = file->private_data;
717 char buf[8];
718 int pos = 0;
719 const size_t bufsz = sizeof(buf);
720
721 pos += scnprintf(buf + pos, bufsz - pos, "%d\n", priv->temperature);
722 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
723}
724
725
e312c24c
JB		 726static ssize_t iwl_dbgfs_sleep_level_override_write(struct file *file,
727 const char __user *user_buf,
728 size_t count, loff_t *ppos)
729{
730 struct iwl_priv *priv = file->private_data;
731 char buf[8];
732 int buf_size;
733 int value;
734
735 memset(buf, 0, sizeof(buf));
736 buf_size = min(count, sizeof(buf) - 1);
737 if (copy_from_user(buf, user_buf, buf_size))
738 return -EFAULT;
739
740 if (sscanf(buf, "%d", &value) != 1)
741 return -EINVAL;
742
743 /*
744 * Our users expect 0 to be "CAM", but 0 isn't actually
745 * valid here. However, let's not confuse them and present
746 * IWL_POWER_INDEX_1 as "1", not "0".
747 */
1a34c043
RC		 748 if (value == 0)
749 return -EINVAL;
750 else if (value > 0)
e312c24c
JB		 751 value -= 1;
752
753 if (value != -1 && (value < 0 || value >= IWL_POWER_NUM))
754 return -EINVAL;
755
83626404 756 if (!iwl_is_ready_rf(priv))
4ad177b5
WYG		 757 return -EAGAIN;
758
e312c24c
JB		 759 priv->power_data.debug_sleep_level_override = value;
760
b1eea297 761 mutex_lock(&priv->mutex);
4ad177b5 762 iwl_power_update_mode(priv, true);
b1eea297 763 mutex_unlock(&priv->mutex);
e312c24c
JB		 764
765 return count;
766}
767
768static ssize_t iwl_dbgfs_sleep_level_override_read(struct file *file,
769 char __user *user_buf,
770 size_t count, loff_t *ppos)
771{
28f63a4b 772 struct iwl_priv *priv = file->private_data;
e312c24c
JB		 773 char buf[10];
774 int pos, value;
775 const size_t bufsz = sizeof(buf);
776
777 /* see the write function */
778 value = priv->power_data.debug_sleep_level_override;
779 if (value >= 0)
780 value += 1;
781
782 pos = scnprintf(buf, bufsz, "%d\n", value);
783 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
784}
785
786static ssize_t iwl_dbgfs_current_sleep_command_read(struct file *file,
787 char __user *user_buf,
788 size_t count, loff_t *ppos)
789{
28f63a4b 790 struct iwl_priv *priv = file->private_data;
e312c24c
JB		 791 char buf[200];
792 int pos = 0, i;
793 const size_t bufsz = sizeof(buf);
794 struct iwl_powertable_cmd *cmd = &priv->power_data.sleep_cmd;
795
796 pos += scnprintf(buf + pos, bufsz - pos,
797 "flags: %#.2x\n", le16_to_cpu(cmd->flags));
798 pos += scnprintf(buf + pos, bufsz - pos,
799 "RX/TX timeout: %d/%d usec\n",
800 le32_to_cpu(cmd->rx_data_timeout),
801 le32_to_cpu(cmd->tx_data_timeout));
802 for (i = 0; i < IWL_POWER_VEC_SIZE; i++)
803 pos += scnprintf(buf + pos, bufsz - pos,
804 "sleep_interval[%d]: %d\n", i,
805 le32_to_cpu(cmd->sleep_interval[i]));
806
807 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
808}
809
712b6cf5 810DEBUGFS_READ_WRITE_FILE_OPS(sram);
c8ac61cf 811DEBUGFS_READ_FILE_OPS(wowlan_sram);
0848e297 812DEBUGFS_READ_FILE_OPS(nvm);
712b6cf5 813DEBUGFS_READ_FILE_OPS(stations);
d366df5a 814DEBUGFS_READ_FILE_OPS(channels);
08df05aa 815DEBUGFS_READ_FILE_OPS(status);
1f7b6172 816DEBUGFS_READ_WRITE_FILE_OPS(rx_handlers);
f5ad69fa 817DEBUGFS_READ_FILE_OPS(qos);
fbf3a2af 818DEBUGFS_READ_FILE_OPS(thermal_throttling);
1e4247d4 819DEBUGFS_READ_WRITE_FILE_OPS(disable_ht40);
511afa3b 820DEBUGFS_READ_FILE_OPS(temperature);
e312c24c
JB		 821DEBUGFS_READ_WRITE_FILE_OPS(sleep_level_override);
822DEBUGFS_READ_FILE_OPS(current_sleep_command);
712b6cf5 823
41f5e047
EG		 824static ssize_t iwl_dbgfs_traffic_log_read(struct file *file,
825 char __user *user_buf,
826 size_t count, loff_t *ppos)
827{
828 struct iwl_priv *priv = file->private_data;
829 int pos = 0, ofs = 0;
830 int cnt = 0, entry;
831
832 char *buf;
833 int bufsz = ((IWL_TRAFFIC_ENTRIES * IWL_TRAFFIC_ENTRY_SIZE * 64) * 2) +
1745e440 834 (cfg(priv)->base_params->num_of_queues * 32 * 8) + 400;
41f5e047
EG		 835 const u8 *ptr;
836 ssize_t ret;
837
838 buf = kzalloc(bufsz, GFP_KERNEL);
839 if (!buf) {
840 IWL_ERR(priv, "Can not allocate buffer\n");
841 return -ENOMEM;
842 }
a8bceb39 843 if (priv->tx_traffic && iwl_have_debug_level(IWL_DL_TX)) {
41f5e047
EG		 844 ptr = priv->tx_traffic;
845 pos += scnprintf(buf + pos, bufsz - pos,
846 "Tx Traffic idx: %u\n", priv->tx_traffic_idx);
847 for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) {
848 for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16;
849 entry++, ofs += 16) {
850 pos += scnprintf(buf + pos, bufsz - pos,
851 "0x%.4x ", ofs);
852 hex_dump_to_buffer(ptr + ofs, 16, 16, 2,
853 buf + pos, bufsz - pos, 0);
854 pos += strlen(buf + pos);
855 if (bufsz - pos > 0)
856 buf[pos++] = '\n';
857 }
858 }
859 }
860
a8bceb39 861 if (priv->rx_traffic && iwl_have_debug_level(IWL_DL_RX)) {
41f5e047
EG		 862 ptr = priv->rx_traffic;
863 pos += scnprintf(buf + pos, bufsz - pos,
864 "Rx Traffic idx: %u\n", priv->rx_traffic_idx);
865 for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) {
866 for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16;
867 entry++, ofs += 16) {
868 pos += scnprintf(buf + pos, bufsz - pos,
869 "0x%.4x ", ofs);
870 hex_dump_to_buffer(ptr + ofs, 16, 16, 2,
871 buf + pos, bufsz - pos, 0);
872 pos += strlen(buf + pos);
873 if (bufsz - pos > 0)
874 buf[pos++] = '\n';
875 }
876 }
877 }
878
879 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
880 kfree(buf);
881 return ret;
882}
883
884static ssize_t iwl_dbgfs_traffic_log_write(struct file *file,
885 const char __user *user_buf,
886 size_t count, loff_t *ppos)
887{
888 struct iwl_priv *priv = file->private_data;
889 char buf[8];
890 int buf_size;
891 int traffic_log;
892
893 memset(buf, 0, sizeof(buf));
894 buf_size = min(count, sizeof(buf) - 1);
895 if (copy_from_user(buf, user_buf, buf_size))
896 return -EFAULT;
897 if (sscanf(buf, "%d", &traffic_log) != 1)
898 return -EFAULT;
899 if (traffic_log == 0)
900 iwl_reset_traffic_log(priv);
901
902 return count;
903}
904
d6d023a1
WYG		 905static const char *fmt_value = " %-30s %10u\n";
906static const char *fmt_hex = " %-30s 0x%02X\n";
907static const char *fmt_table = " %-30s %10u %10u %10u %10u\n";
908static const char *fmt_header =
909 "%-32s current cumulative delta max\n";
910
911static int iwl_statistics_flag(struct iwl_priv *priv, char *buf, int bufsz)
912{
913 int p = 0;
914 u32 flag;
915
4ff70fcd
JB		 916 lockdep_assert_held(&priv->statistics.lock);
917
d6d023a1
WYG		 918 flag = le32_to_cpu(priv->statistics.flag);
919
920 p += scnprintf(buf + p, bufsz - p, "Statistics Flag(0x%X):\n", flag);
921 if (flag & UCODE_STATISTICS_CLEAR_MSK)
922 p += scnprintf(buf + p, bufsz - p,
923 "\tStatistics have been cleared\n");
924 p += scnprintf(buf + p, bufsz - p, "\tOperational Frequency: %s\n",
925 (flag & UCODE_STATISTICS_FREQUENCY_MSK)
926 ? "2.4 GHz" : "5.2 GHz");
927 p += scnprintf(buf + p, bufsz - p, "\tTGj Narrow Band: %s\n",
928 (flag & UCODE_STATISTICS_NARROW_BAND_MSK)
929 ? "enabled" : "disabled");
930
931 return p;
932}
933
e8fe59ae
WYG		 934static ssize_t iwl_dbgfs_ucode_rx_stats_read(struct file *file,
935 char __user *user_buf,
936 size_t count, loff_t *ppos)
937{
28f63a4b 938 struct iwl_priv *priv = file->private_data;
d6d023a1
WYG		 939 int pos = 0;
940 char *buf;
941 int bufsz = sizeof(struct statistics_rx_phy) * 40 +
942 sizeof(struct statistics_rx_non_phy) * 40 +
943 sizeof(struct statistics_rx_ht_phy) * 40 + 400;
944 ssize_t ret;
945 struct statistics_rx_phy *ofdm, *accum_ofdm, *delta_ofdm, *max_ofdm;
946 struct statistics_rx_phy *cck, *accum_cck, *delta_cck, *max_cck;
947 struct statistics_rx_non_phy *general, *accum_general;
948 struct statistics_rx_non_phy *delta_general, *max_general;
949 struct statistics_rx_ht_phy *ht, *accum_ht, *delta_ht, *max_ht;
950
83626404 951 if (!iwl_is_alive(priv))
d6d023a1
WYG		 952 return -EAGAIN;
953
954 buf = kzalloc(bufsz, GFP_KERNEL);
955 if (!buf) {
956 IWL_ERR(priv, "Can not allocate Buffer\n");
957 return -ENOMEM;
958 }
959
960 /*
961 * the statistic information display here is based on
962 * the last statistics notification from uCode
963 * might not reflect the current uCode activity
964 */
4ff70fcd 965 spin_lock_bh(&priv->statistics.lock);
d6d023a1
WYG		 966 ofdm = &priv->statistics.rx_ofdm;
967 cck = &priv->statistics.rx_cck;
968 general = &priv->statistics.rx_non_phy;
969 ht = &priv->statistics.rx_ofdm_ht;
970 accum_ofdm = &priv->accum_stats.rx_ofdm;
971 accum_cck = &priv->accum_stats.rx_cck;
972 accum_general = &priv->accum_stats.rx_non_phy;
973 accum_ht = &priv->accum_stats.rx_ofdm_ht;
974 delta_ofdm = &priv->delta_stats.rx_ofdm;
975 delta_cck = &priv->delta_stats.rx_cck;
976 delta_general = &priv->delta_stats.rx_non_phy;
977 delta_ht = &priv->delta_stats.rx_ofdm_ht;
978 max_ofdm = &priv->max_delta_stats.rx_ofdm;
979 max_cck = &priv->max_delta_stats.rx_cck;
980 max_general = &priv->max_delta_stats.rx_non_phy;
981 max_ht = &priv->max_delta_stats.rx_ofdm_ht;
982
983 pos += iwl_statistics_flag(priv, buf, bufsz);
984 pos += scnprintf(buf + pos, bufsz - pos,
985 fmt_header, "Statistics_Rx - OFDM:");
986 pos += scnprintf(buf + pos, bufsz - pos,
987 fmt_table, "ina_cnt:",
988 le32_to_cpu(ofdm->ina_cnt),
989 accum_ofdm->ina_cnt,
990 delta_ofdm->ina_cnt, max_ofdm->ina_cnt);
991 pos += scnprintf(buf + pos, bufsz - pos,
992 fmt_table, "fina_cnt:",
993 le32_to_cpu(ofdm->fina_cnt), accum_ofdm->fina_cnt,
994 delta_ofdm->fina_cnt, max_ofdm->fina_cnt);
995 pos += scnprintf(buf + pos, bufsz - pos,
996 fmt_table, "plcp_err:",
997 le32_to_cpu(ofdm->plcp_err), accum_ofdm->plcp_err,
998 delta_ofdm->plcp_err, max_ofdm->plcp_err);
999 pos += scnprintf(buf + pos, bufsz - pos,
1000 fmt_table, "crc32_err:",
1001 le32_to_cpu(ofdm->crc32_err), accum_ofdm->crc32_err,
1002 delta_ofdm->crc32_err, max_ofdm->crc32_err);
1003 pos += scnprintf(buf + pos, bufsz - pos,
1004 fmt_table, "overrun_err:",
1005 le32_to_cpu(ofdm->overrun_err),
1006 accum_ofdm->overrun_err, delta_ofdm->overrun_err,
1007 max_ofdm->overrun_err);
1008 pos += scnprintf(buf + pos, bufsz - pos,
1009 fmt_table, "early_overrun_err:",
1010 le32_to_cpu(ofdm->early_overrun_err),
1011 accum_ofdm->early_overrun_err,
1012 delta_ofdm->early_overrun_err,
1013 max_ofdm->early_overrun_err);
1014 pos += scnprintf(buf + pos, bufsz - pos,
1015 fmt_table, "crc32_good:",
1016 le32_to_cpu(ofdm->crc32_good),
1017 accum_ofdm->crc32_good, delta_ofdm->crc32_good,
1018 max_ofdm->crc32_good);
1019 pos += scnprintf(buf + pos, bufsz - pos,
1020 fmt_table, "false_alarm_cnt:",
1021 le32_to_cpu(ofdm->false_alarm_cnt),
1022 accum_ofdm->false_alarm_cnt,
1023 delta_ofdm->false_alarm_cnt,
1024 max_ofdm->false_alarm_cnt);
1025 pos += scnprintf(buf + pos, bufsz - pos,
1026 fmt_table, "fina_sync_err_cnt:",
1027 le32_to_cpu(ofdm->fina_sync_err_cnt),
1028 accum_ofdm->fina_sync_err_cnt,
1029 delta_ofdm->fina_sync_err_cnt,
1030 max_ofdm->fina_sync_err_cnt);
1031 pos += scnprintf(buf + pos, bufsz - pos,
1032 fmt_table, "sfd_timeout:",
1033 le32_to_cpu(ofdm->sfd_timeout),
1034 accum_ofdm->sfd_timeout, delta_ofdm->sfd_timeout,
1035 max_ofdm->sfd_timeout);
1036 pos += scnprintf(buf + pos, bufsz - pos,
1037 fmt_table, "fina_timeout:",
1038 le32_to_cpu(ofdm->fina_timeout),
1039 accum_ofdm->fina_timeout, delta_ofdm->fina_timeout,
1040 max_ofdm->fina_timeout);
1041 pos += scnprintf(buf + pos, bufsz - pos,
1042 fmt_table, "unresponded_rts:",
1043 le32_to_cpu(ofdm->unresponded_rts),
1044 accum_ofdm->unresponded_rts,
1045 delta_ofdm->unresponded_rts,
1046 max_ofdm->unresponded_rts);
1047 pos += scnprintf(buf + pos, bufsz - pos,
1048 fmt_table, "rxe_frame_lmt_ovrun:",
1049 le32_to_cpu(ofdm->rxe_frame_limit_overrun),
1050 accum_ofdm->rxe_frame_limit_overrun,
1051 delta_ofdm->rxe_frame_limit_overrun,
1052 max_ofdm->rxe_frame_limit_overrun);
1053 pos += scnprintf(buf + pos, bufsz - pos,
1054 fmt_table, "sent_ack_cnt:",
1055 le32_to_cpu(ofdm->sent_ack_cnt),
1056 accum_ofdm->sent_ack_cnt, delta_ofdm->sent_ack_cnt,
1057 max_ofdm->sent_ack_cnt);
1058 pos += scnprintf(buf + pos, bufsz - pos,
1059 fmt_table, "sent_cts_cnt:",
1060 le32_to_cpu(ofdm->sent_cts_cnt),
1061 accum_ofdm->sent_cts_cnt, delta_ofdm->sent_cts_cnt,
1062 max_ofdm->sent_cts_cnt);
1063 pos += scnprintf(buf + pos, bufsz - pos,
1064 fmt_table, "sent_ba_rsp_cnt:",
1065 le32_to_cpu(ofdm->sent_ba_rsp_cnt),
1066 accum_ofdm->sent_ba_rsp_cnt,
1067 delta_ofdm->sent_ba_rsp_cnt,
1068 max_ofdm->sent_ba_rsp_cnt);
1069 pos += scnprintf(buf + pos, bufsz - pos,
1070 fmt_table, "dsp_self_kill:",
1071 le32_to_cpu(ofdm->dsp_self_kill),
1072 accum_ofdm->dsp_self_kill,
1073 delta_ofdm->dsp_self_kill,
1074 max_ofdm->dsp_self_kill);
1075 pos += scnprintf(buf + pos, bufsz - pos,
1076 fmt_table, "mh_format_err:",
1077 le32_to_cpu(ofdm->mh_format_err),
1078 accum_ofdm->mh_format_err,
1079 delta_ofdm->mh_format_err,
1080 max_ofdm->mh_format_err);
1081 pos += scnprintf(buf + pos, bufsz - pos,
1082 fmt_table, "re_acq_main_rssi_sum:",
1083 le32_to_cpu(ofdm->re_acq_main_rssi_sum),
1084 accum_ofdm->re_acq_main_rssi_sum,
1085 delta_ofdm->re_acq_main_rssi_sum,
1086 max_ofdm->re_acq_main_rssi_sum);
1087
1088 pos += scnprintf(buf + pos, bufsz - pos,
1089 fmt_header, "Statistics_Rx - CCK:");
1090 pos += scnprintf(buf + pos, bufsz - pos,
1091 fmt_table, "ina_cnt:",
1092 le32_to_cpu(cck->ina_cnt), accum_cck->ina_cnt,
1093 delta_cck->ina_cnt, max_cck->ina_cnt);
1094 pos += scnprintf(buf + pos, bufsz - pos,
1095 fmt_table, "fina_cnt:",
1096 le32_to_cpu(cck->fina_cnt), accum_cck->fina_cnt,
1097 delta_cck->fina_cnt, max_cck->fina_cnt);
1098 pos += scnprintf(buf + pos, bufsz - pos,
1099 fmt_table, "plcp_err:",
1100 le32_to_cpu(cck->plcp_err), accum_cck->plcp_err,
1101 delta_cck->plcp_err, max_cck->plcp_err);
1102 pos += scnprintf(buf + pos, bufsz - pos,
1103 fmt_table, "crc32_err:",
1104 le32_to_cpu(cck->crc32_err), accum_cck->crc32_err,
1105 delta_cck->crc32_err, max_cck->crc32_err);
1106 pos += scnprintf(buf + pos, bufsz - pos,
1107 fmt_table, "overrun_err:",
1108 le32_to_cpu(cck->overrun_err),
1109 accum_cck->overrun_err, delta_cck->overrun_err,
1110 max_cck->overrun_err);
1111 pos += scnprintf(buf + pos, bufsz - pos,
1112 fmt_table, "early_overrun_err:",
1113 le32_to_cpu(cck->early_overrun_err),
1114 accum_cck->early_overrun_err,
1115 delta_cck->early_overrun_err,
1116 max_cck->early_overrun_err);
1117 pos += scnprintf(buf + pos, bufsz - pos,
1118 fmt_table, "crc32_good:",
1119 le32_to_cpu(cck->crc32_good), accum_cck->crc32_good,
1120 delta_cck->crc32_good, max_cck->crc32_good);
1121 pos += scnprintf(buf + pos, bufsz - pos,
1122 fmt_table, "false_alarm_cnt:",
1123 le32_to_cpu(cck->false_alarm_cnt),
1124 accum_cck->false_alarm_cnt,
1125 delta_cck->false_alarm_cnt, max_cck->false_alarm_cnt);
1126 pos += scnprintf(buf + pos, bufsz - pos,
1127 fmt_table, "fina_sync_err_cnt:",
1128 le32_to_cpu(cck->fina_sync_err_cnt),
1129 accum_cck->fina_sync_err_cnt,
1130 delta_cck->fina_sync_err_cnt,
1131 max_cck->fina_sync_err_cnt);
1132 pos += scnprintf(buf + pos, bufsz - pos,
1133 fmt_table, "sfd_timeout:",
1134 le32_to_cpu(cck->sfd_timeout),
1135 accum_cck->sfd_timeout, delta_cck->sfd_timeout,
1136 max_cck->sfd_timeout);
1137 pos += scnprintf(buf + pos, bufsz - pos,
1138 fmt_table, "fina_timeout:",
1139 le32_to_cpu(cck->fina_timeout),
1140 accum_cck->fina_timeout, delta_cck->fina_timeout,
1141 max_cck->fina_timeout);
1142 pos += scnprintf(buf + pos, bufsz - pos,
1143 fmt_table, "unresponded_rts:",
1144 le32_to_cpu(cck->unresponded_rts),
1145 accum_cck->unresponded_rts, delta_cck->unresponded_rts,
1146 max_cck->unresponded_rts);
1147 pos += scnprintf(buf + pos, bufsz - pos,
1148 fmt_table, "rxe_frame_lmt_ovrun:",
1149 le32_to_cpu(cck->rxe_frame_limit_overrun),
1150 accum_cck->rxe_frame_limit_overrun,
1151 delta_cck->rxe_frame_limit_overrun,
1152 max_cck->rxe_frame_limit_overrun);
1153 pos += scnprintf(buf + pos, bufsz - pos,
1154 fmt_table, "sent_ack_cnt:",
1155 le32_to_cpu(cck->sent_ack_cnt),
1156 accum_cck->sent_ack_cnt, delta_cck->sent_ack_cnt,
1157 max_cck->sent_ack_cnt);
1158 pos += scnprintf(buf + pos, bufsz - pos,
1159 fmt_table, "sent_cts_cnt:",
1160 le32_to_cpu(cck->sent_cts_cnt),
1161 accum_cck->sent_cts_cnt, delta_cck->sent_cts_cnt,
1162 max_cck->sent_cts_cnt);
1163 pos += scnprintf(buf + pos, bufsz - pos,
1164 fmt_table, "sent_ba_rsp_cnt:",
1165 le32_to_cpu(cck->sent_ba_rsp_cnt),
1166 accum_cck->sent_ba_rsp_cnt,
1167 delta_cck->sent_ba_rsp_cnt,
1168 max_cck->sent_ba_rsp_cnt);
1169 pos += scnprintf(buf + pos, bufsz - pos,
1170 fmt_table, "dsp_self_kill:",
1171 le32_to_cpu(cck->dsp_self_kill),
1172 accum_cck->dsp_self_kill, delta_cck->dsp_self_kill,
1173 max_cck->dsp_self_kill);
1174 pos += scnprintf(buf + pos, bufsz - pos,
1175 fmt_table, "mh_format_err:",
1176 le32_to_cpu(cck->mh_format_err),
1177 accum_cck->mh_format_err, delta_cck->mh_format_err,
1178 max_cck->mh_format_err);
1179 pos += scnprintf(buf + pos, bufsz - pos,
1180 fmt_table, "re_acq_main_rssi_sum:",
1181 le32_to_cpu(cck->re_acq_main_rssi_sum),
1182 accum_cck->re_acq_main_rssi_sum,
1183 delta_cck->re_acq_main_rssi_sum,
1184 max_cck->re_acq_main_rssi_sum);
1185
1186 pos += scnprintf(buf + pos, bufsz - pos,
1187 fmt_header, "Statistics_Rx - GENERAL:");
1188 pos += scnprintf(buf + pos, bufsz - pos,
1189 fmt_table, "bogus_cts:",
1190 le32_to_cpu(general->bogus_cts),
1191 accum_general->bogus_cts, delta_general->bogus_cts,
1192 max_general->bogus_cts);
1193 pos += scnprintf(buf + pos, bufsz - pos,
1194 fmt_table, "bogus_ack:",
1195 le32_to_cpu(general->bogus_ack),
1196 accum_general->bogus_ack, delta_general->bogus_ack,
1197 max_general->bogus_ack);
1198 pos += scnprintf(buf + pos, bufsz - pos,
1199 fmt_table, "non_bssid_frames:",
1200 le32_to_cpu(general->non_bssid_frames),
1201 accum_general->non_bssid_frames,
1202 delta_general->non_bssid_frames,
1203 max_general->non_bssid_frames);
1204 pos += scnprintf(buf + pos, bufsz - pos,
1205 fmt_table, "filtered_frames:",
1206 le32_to_cpu(general->filtered_frames),
1207 accum_general->filtered_frames,
1208 delta_general->filtered_frames,
1209 max_general->filtered_frames);
1210 pos += scnprintf(buf + pos, bufsz - pos,
1211 fmt_table, "non_channel_beacons:",
1212 le32_to_cpu(general->non_channel_beacons),
1213 accum_general->non_channel_beacons,
1214 delta_general->non_channel_beacons,
1215 max_general->non_channel_beacons);
1216 pos += scnprintf(buf + pos, bufsz - pos,
1217 fmt_table, "channel_beacons:",
1218 le32_to_cpu(general->channel_beacons),
1219 accum_general->channel_beacons,
1220 delta_general->channel_beacons,
1221 max_general->channel_beacons);
1222 pos += scnprintf(buf + pos, bufsz - pos,
1223 fmt_table, "num_missed_bcon:",
1224 le32_to_cpu(general->num_missed_bcon),
1225 accum_general->num_missed_bcon,
1226 delta_general->num_missed_bcon,
1227 max_general->num_missed_bcon);
1228 pos += scnprintf(buf + pos, bufsz - pos,
1229 fmt_table, "adc_rx_saturation_time:",
1230 le32_to_cpu(general->adc_rx_saturation_time),
1231 accum_general->adc_rx_saturation_time,
1232 delta_general->adc_rx_saturation_time,
1233 max_general->adc_rx_saturation_time);
1234 pos += scnprintf(buf + pos, bufsz - pos,
1235 fmt_table, "ina_detect_search_tm:",
1236 le32_to_cpu(general->ina_detection_search_time),
1237 accum_general->ina_detection_search_time,
1238 delta_general->ina_detection_search_time,
1239 max_general->ina_detection_search_time);
1240 pos += scnprintf(buf + pos, bufsz - pos,
1241 fmt_table, "beacon_silence_rssi_a:",
1242 le32_to_cpu(general->beacon_silence_rssi_a),
1243 accum_general->beacon_silence_rssi_a,
1244 delta_general->beacon_silence_rssi_a,
1245 max_general->beacon_silence_rssi_a);
1246 pos += scnprintf(buf + pos, bufsz - pos,
1247 fmt_table, "beacon_silence_rssi_b:",
1248 le32_to_cpu(general->beacon_silence_rssi_b),
1249 accum_general->beacon_silence_rssi_b,
1250 delta_general->beacon_silence_rssi_b,
1251 max_general->beacon_silence_rssi_b);
1252 pos += scnprintf(buf + pos, bufsz - pos,
1253 fmt_table, "beacon_silence_rssi_c:",
1254 le32_to_cpu(general->beacon_silence_rssi_c),
1255 accum_general->beacon_silence_rssi_c,
1256 delta_general->beacon_silence_rssi_c,
1257 max_general->beacon_silence_rssi_c);
1258 pos += scnprintf(buf + pos, bufsz - pos,
1259 fmt_table, "interference_data_flag:",
1260 le32_to_cpu(general->interference_data_flag),
1261 accum_general->interference_data_flag,
1262 delta_general->interference_data_flag,
1263 max_general->interference_data_flag);
1264 pos += scnprintf(buf + pos, bufsz - pos,
1265 fmt_table, "channel_load:",
1266 le32_to_cpu(general->channel_load),
1267 accum_general->channel_load,
1268 delta_general->channel_load,
1269 max_general->channel_load);
1270 pos += scnprintf(buf + pos, bufsz - pos,
1271 fmt_table, "dsp_false_alarms:",
1272 le32_to_cpu(general->dsp_false_alarms),
1273 accum_general->dsp_false_alarms,
1274 delta_general->dsp_false_alarms,
1275 max_general->dsp_false_alarms);
1276 pos += scnprintf(buf + pos, bufsz - pos,
1277 fmt_table, "beacon_rssi_a:",
1278 le32_to_cpu(general->beacon_rssi_a),
1279 accum_general->beacon_rssi_a,
1280 delta_general->beacon_rssi_a,
1281 max_general->beacon_rssi_a);
1282 pos += scnprintf(buf + pos, bufsz - pos,
1283 fmt_table, "beacon_rssi_b:",
1284 le32_to_cpu(general->beacon_rssi_b),
1285 accum_general->beacon_rssi_b,
1286 delta_general->beacon_rssi_b,
1287 max_general->beacon_rssi_b);
1288 pos += scnprintf(buf + pos, bufsz - pos,
1289 fmt_table, "beacon_rssi_c:",
1290 le32_to_cpu(general->beacon_rssi_c),
1291 accum_general->beacon_rssi_c,
1292 delta_general->beacon_rssi_c,
1293 max_general->beacon_rssi_c);
1294 pos += scnprintf(buf + pos, bufsz - pos,
1295 fmt_table, "beacon_energy_a:",
1296 le32_to_cpu(general->beacon_energy_a),
1297 accum_general->beacon_energy_a,
1298 delta_general->beacon_energy_a,
1299 max_general->beacon_energy_a);
1300 pos += scnprintf(buf + pos, bufsz - pos,
1301 fmt_table, "beacon_energy_b:",
1302 le32_to_cpu(general->beacon_energy_b),
1303 accum_general->beacon_energy_b,
1304 delta_general->beacon_energy_b,
1305 max_general->beacon_energy_b);
1306 pos += scnprintf(buf + pos, bufsz - pos,
1307 fmt_table, "beacon_energy_c:",
1308 le32_to_cpu(general->beacon_energy_c),
1309 accum_general->beacon_energy_c,
1310 delta_general->beacon_energy_c,
1311 max_general->beacon_energy_c);
1312
1313 pos += scnprintf(buf + pos, bufsz - pos,
1314 fmt_header, "Statistics_Rx - OFDM_HT:");
1315 pos += scnprintf(buf + pos, bufsz - pos,
1316 fmt_table, "plcp_err:",
1317 le32_to_cpu(ht->plcp_err), accum_ht->plcp_err,
1318 delta_ht->plcp_err, max_ht->plcp_err);
1319 pos += scnprintf(buf + pos, bufsz - pos,
1320 fmt_table, "overrun_err:",
1321 le32_to_cpu(ht->overrun_err), accum_ht->overrun_err,
1322 delta_ht->overrun_err, max_ht->overrun_err);
1323 pos += scnprintf(buf + pos, bufsz - pos,
1324 fmt_table, "early_overrun_err:",
1325 le32_to_cpu(ht->early_overrun_err),
1326 accum_ht->early_overrun_err,
1327 delta_ht->early_overrun_err,
1328 max_ht->early_overrun_err);
1329 pos += scnprintf(buf + pos, bufsz - pos,
1330 fmt_table, "crc32_good:",
1331 le32_to_cpu(ht->crc32_good), accum_ht->crc32_good,
1332 delta_ht->crc32_good, max_ht->crc32_good);
1333 pos += scnprintf(buf + pos, bufsz - pos,
1334 fmt_table, "crc32_err:",
1335 le32_to_cpu(ht->crc32_err), accum_ht->crc32_err,
1336 delta_ht->crc32_err, max_ht->crc32_err);
1337 pos += scnprintf(buf + pos, bufsz - pos,
1338 fmt_table, "mh_format_err:",
1339 le32_to_cpu(ht->mh_format_err),
1340 accum_ht->mh_format_err,
1341 delta_ht->mh_format_err, max_ht->mh_format_err);
1342 pos += scnprintf(buf + pos, bufsz - pos,
1343 fmt_table, "agg_crc32_good:",
1344 le32_to_cpu(ht->agg_crc32_good),
1345 accum_ht->agg_crc32_good,
1346 delta_ht->agg_crc32_good, max_ht->agg_crc32_good);
1347 pos += scnprintf(buf + pos, bufsz - pos,
1348 fmt_table, "agg_mpdu_cnt:",
1349 le32_to_cpu(ht->agg_mpdu_cnt),
1350 accum_ht->agg_mpdu_cnt,
1351 delta_ht->agg_mpdu_cnt, max_ht->agg_mpdu_cnt);
1352 pos += scnprintf(buf + pos, bufsz - pos,
1353 fmt_table, "agg_cnt:",
1354 le32_to_cpu(ht->agg_cnt), accum_ht->agg_cnt,
1355 delta_ht->agg_cnt, max_ht->agg_cnt);
1356 pos += scnprintf(buf + pos, bufsz - pos,
1357 fmt_table, "unsupport_mcs:",
1358 le32_to_cpu(ht->unsupport_mcs),
1359 accum_ht->unsupport_mcs,
1360 delta_ht->unsupport_mcs, max_ht->unsupport_mcs);
1361
4ff70fcd
JB		 1362 spin_unlock_bh(&priv->statistics.lock);
1363
d6d023a1
WYG		 1364 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1365 kfree(buf);
1366 return ret;
e8fe59ae
WYG		 1367}
1368
1369static ssize_t iwl_dbgfs_ucode_tx_stats_read(struct file *file,
1370 char __user *user_buf,
1371 size_t count, loff_t *ppos)
1372{
28f63a4b 1373 struct iwl_priv *priv = file->private_data;
d6d023a1
WYG		 1374 int pos = 0;
1375 char *buf;
1376 int bufsz = (sizeof(struct statistics_tx) * 48) + 250;
1377 ssize_t ret;
1378 struct statistics_tx *tx, *accum_tx, *delta_tx, *max_tx;
1379
83626404 1380 if (!iwl_is_alive(priv))
d6d023a1
WYG		 1381 return -EAGAIN;
1382
1383 buf = kzalloc(bufsz, GFP_KERNEL);
1384 if (!buf) {
1385 IWL_ERR(priv, "Can not allocate Buffer\n");
1386 return -ENOMEM;
1387 }
1388
1389 /* the statistic information display here is based on
1390 * the last statistics notification from uCode
1391 * might not reflect the current uCode activity
1392 */
4ff70fcd
JB		 1393 spin_lock_bh(&priv->statistics.lock);
1394
d6d023a1
WYG		 1395 tx = &priv->statistics.tx;
1396 accum_tx = &priv->accum_stats.tx;
1397 delta_tx = &priv->delta_stats.tx;
1398 max_tx = &priv->max_delta_stats.tx;
1399
1400 pos += iwl_statistics_flag(priv, buf, bufsz);
1401 pos += scnprintf(buf + pos, bufsz - pos,
1402 fmt_header, "Statistics_Tx:");
1403 pos += scnprintf(buf + pos, bufsz - pos,
1404 fmt_table, "preamble:",
1405 le32_to_cpu(tx->preamble_cnt),
1406 accum_tx->preamble_cnt,
1407 delta_tx->preamble_cnt, max_tx->preamble_cnt);
1408 pos += scnprintf(buf + pos, bufsz - pos,
1409 fmt_table, "rx_detected_cnt:",
1410 le32_to_cpu(tx->rx_detected_cnt),
1411 accum_tx->rx_detected_cnt,
1412 delta_tx->rx_detected_cnt, max_tx->rx_detected_cnt);
1413 pos += scnprintf(buf + pos, bufsz - pos,
1414 fmt_table, "bt_prio_defer_cnt:",
1415 le32_to_cpu(tx->bt_prio_defer_cnt),
1416 accum_tx->bt_prio_defer_cnt,
1417 delta_tx->bt_prio_defer_cnt,
1418 max_tx->bt_prio_defer_cnt);
1419 pos += scnprintf(buf + pos, bufsz - pos,
1420 fmt_table, "bt_prio_kill_cnt:",
1421 le32_to_cpu(tx->bt_prio_kill_cnt),
1422 accum_tx->bt_prio_kill_cnt,
1423 delta_tx->bt_prio_kill_cnt,
1424 max_tx->bt_prio_kill_cnt);
1425 pos += scnprintf(buf + pos, bufsz - pos,
1426 fmt_table, "few_bytes_cnt:",
1427 le32_to_cpu(tx->few_bytes_cnt),
1428 accum_tx->few_bytes_cnt,
1429 delta_tx->few_bytes_cnt, max_tx->few_bytes_cnt);
1430 pos += scnprintf(buf + pos, bufsz - pos,
1431 fmt_table, "cts_timeout:",
1432 le32_to_cpu(tx->cts_timeout), accum_tx->cts_timeout,
1433 delta_tx->cts_timeout, max_tx->cts_timeout);
1434 pos += scnprintf(buf + pos, bufsz - pos,
1435 fmt_table, "ack_timeout:",
1436 le32_to_cpu(tx->ack_timeout),
1437 accum_tx->ack_timeout,
1438 delta_tx->ack_timeout, max_tx->ack_timeout);
1439 pos += scnprintf(buf + pos, bufsz - pos,
1440 fmt_table, "expected_ack_cnt:",
1441 le32_to_cpu(tx->expected_ack_cnt),
1442 accum_tx->expected_ack_cnt,
1443 delta_tx->expected_ack_cnt,
1444 max_tx->expected_ack_cnt);
1445 pos += scnprintf(buf + pos, bufsz - pos,
1446 fmt_table, "actual_ack_cnt:",
1447 le32_to_cpu(tx->actual_ack_cnt),
1448 accum_tx->actual_ack_cnt,
1449 delta_tx->actual_ack_cnt,
1450 max_tx->actual_ack_cnt);
1451 pos += scnprintf(buf + pos, bufsz - pos,
1452 fmt_table, "dump_msdu_cnt:",
1453 le32_to_cpu(tx->dump_msdu_cnt),
1454 accum_tx->dump_msdu_cnt,
1455 delta_tx->dump_msdu_cnt,
1456 max_tx->dump_msdu_cnt);
1457 pos += scnprintf(buf + pos, bufsz - pos,
1458 fmt_table, "abort_nxt_frame_mismatch:",
1459 le32_to_cpu(tx->burst_abort_next_frame_mismatch_cnt),
1460 accum_tx->burst_abort_next_frame_mismatch_cnt,
1461 delta_tx->burst_abort_next_frame_mismatch_cnt,
1462 max_tx->burst_abort_next_frame_mismatch_cnt);
1463 pos += scnprintf(buf + pos, bufsz - pos,
1464 fmt_table, "abort_missing_nxt_frame:",
1465 le32_to_cpu(tx->burst_abort_missing_next_frame_cnt),
1466 accum_tx->burst_abort_missing_next_frame_cnt,
1467 delta_tx->burst_abort_missing_next_frame_cnt,
1468 max_tx->burst_abort_missing_next_frame_cnt);
1469 pos += scnprintf(buf + pos, bufsz - pos,
1470 fmt_table, "cts_timeout_collision:",
1471 le32_to_cpu(tx->cts_timeout_collision),
1472 accum_tx->cts_timeout_collision,
1473 delta_tx->cts_timeout_collision,
1474 max_tx->cts_timeout_collision);
1475 pos += scnprintf(buf + pos, bufsz - pos,
1476 fmt_table, "ack_ba_timeout_collision:",
1477 le32_to_cpu(tx->ack_or_ba_timeout_collision),
1478 accum_tx->ack_or_ba_timeout_collision,
1479 delta_tx->ack_or_ba_timeout_collision,
1480 max_tx->ack_or_ba_timeout_collision);
1481 pos += scnprintf(buf + pos, bufsz - pos,
1482 fmt_table, "agg ba_timeout:",
1483 le32_to_cpu(tx->agg.ba_timeout),
1484 accum_tx->agg.ba_timeout,
1485 delta_tx->agg.ba_timeout,
1486 max_tx->agg.ba_timeout);
1487 pos += scnprintf(buf + pos, bufsz - pos,
1488 fmt_table, "agg ba_resched_frames:",
1489 le32_to_cpu(tx->agg.ba_reschedule_frames),
1490 accum_tx->agg.ba_reschedule_frames,
1491 delta_tx->agg.ba_reschedule_frames,
1492 max_tx->agg.ba_reschedule_frames);
1493 pos += scnprintf(buf + pos, bufsz - pos,
1494 fmt_table, "agg scd_query_agg_frame:",
1495 le32_to_cpu(tx->agg.scd_query_agg_frame_cnt),
1496 accum_tx->agg.scd_query_agg_frame_cnt,
1497 delta_tx->agg.scd_query_agg_frame_cnt,
1498 max_tx->agg.scd_query_agg_frame_cnt);
1499 pos += scnprintf(buf + pos, bufsz - pos,
1500 fmt_table, "agg scd_query_no_agg:",
1501 le32_to_cpu(tx->agg.scd_query_no_agg),
1502 accum_tx->agg.scd_query_no_agg,
1503 delta_tx->agg.scd_query_no_agg,
1504 max_tx->agg.scd_query_no_agg);
1505 pos += scnprintf(buf + pos, bufsz - pos,
1506 fmt_table, "agg scd_query_agg:",
1507 le32_to_cpu(tx->agg.scd_query_agg),
1508 accum_tx->agg.scd_query_agg,
1509 delta_tx->agg.scd_query_agg,
1510 max_tx->agg.scd_query_agg);
1511 pos += scnprintf(buf + pos, bufsz - pos,
1512 fmt_table, "agg scd_query_mismatch:",
1513 le32_to_cpu(tx->agg.scd_query_mismatch),
1514 accum_tx->agg.scd_query_mismatch,
1515 delta_tx->agg.scd_query_mismatch,
1516 max_tx->agg.scd_query_mismatch);
1517 pos += scnprintf(buf + pos, bufsz - pos,
1518 fmt_table, "agg frame_not_ready:",
1519 le32_to_cpu(tx->agg.frame_not_ready),
1520 accum_tx->agg.frame_not_ready,
1521 delta_tx->agg.frame_not_ready,
1522 max_tx->agg.frame_not_ready);
1523 pos += scnprintf(buf + pos, bufsz - pos,
1524 fmt_table, "agg underrun:",
1525 le32_to_cpu(tx->agg.underrun),
1526 accum_tx->agg.underrun,
1527 delta_tx->agg.underrun, max_tx->agg.underrun);
1528 pos += scnprintf(buf + pos, bufsz - pos,
1529 fmt_table, "agg bt_prio_kill:",
1530 le32_to_cpu(tx->agg.bt_prio_kill),
1531 accum_tx->agg.bt_prio_kill,
1532 delta_tx->agg.bt_prio_kill,
1533 max_tx->agg.bt_prio_kill);
1534 pos += scnprintf(buf + pos, bufsz - pos,
1535 fmt_table, "agg rx_ba_rsp_cnt:",
1536 le32_to_cpu(tx->agg.rx_ba_rsp_cnt),
1537 accum_tx->agg.rx_ba_rsp_cnt,
1538 delta_tx->agg.rx_ba_rsp_cnt,
1539 max_tx->agg.rx_ba_rsp_cnt);
1540
1541 if (tx->tx_power.ant_a || tx->tx_power.ant_b || tx->tx_power.ant_c) {
1542 pos += scnprintf(buf + pos, bufsz - pos,
1543 "tx power: (1/2 dB step)\n");
9e295116 1544 if ((priv->hw_params.valid_tx_ant & ANT_A) &&
7e79a393 1545 tx->tx_power.ant_a)
d6d023a1
WYG		 1546 pos += scnprintf(buf + pos, bufsz - pos,
1547 fmt_hex, "antenna A:",
1548 tx->tx_power.ant_a);
9e295116 1549 if ((priv->hw_params.valid_tx_ant & ANT_B) &&
7e79a393 1550 tx->tx_power.ant_b)
d6d023a1
WYG		 1551 pos += scnprintf(buf + pos, bufsz - pos,
1552 fmt_hex, "antenna B:",
1553 tx->tx_power.ant_b);
9e295116 1554 if ((priv->hw_params.valid_tx_ant & ANT_C) &&
7e79a393 1555 tx->tx_power.ant_c)
d6d023a1
WYG		 1556 pos += scnprintf(buf + pos, bufsz - pos,
1557 fmt_hex, "antenna C:",
1558 tx->tx_power.ant_c);
1559 }
4ff70fcd
JB		 1560
1561 spin_unlock_bh(&priv->statistics.lock);
1562
d6d023a1
WYG		 1563 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1564 kfree(buf);
1565 return ret;
e8fe59ae
WYG		 1566}
1567
1568static ssize_t iwl_dbgfs_ucode_general_stats_read(struct file *file,
1569 char __user *user_buf,
1570 size_t count, loff_t *ppos)
1571{
28f63a4b 1572 struct iwl_priv *priv = file->private_data;
d6d023a1
WYG		 1573 int pos = 0;
1574 char *buf;
1575 int bufsz = sizeof(struct statistics_general) * 10 + 300;
1576 ssize_t ret;
1577 struct statistics_general_common *general, *accum_general;
1578 struct statistics_general_common *delta_general, *max_general;
1579 struct statistics_dbg *dbg, *accum_dbg, *delta_dbg, *max_dbg;
1580 struct statistics_div *div, *accum_div, *delta_div, *max_div;
1581
83626404 1582 if (!iwl_is_alive(priv))
d6d023a1
WYG		 1583 return -EAGAIN;
1584
1585 buf = kzalloc(bufsz, GFP_KERNEL);
1586 if (!buf) {
1587 IWL_ERR(priv, "Can not allocate Buffer\n");
1588 return -ENOMEM;
1589 }
1590
1591 /* the statistic information display here is based on
1592 * the last statistics notification from uCode
1593 * might not reflect the current uCode activity
1594 */
4ff70fcd
JB		 1595
1596 spin_lock_bh(&priv->statistics.lock);
1597
d6d023a1
WYG		 1598 general = &priv->statistics.common;
1599 dbg = &priv->statistics.common.dbg;
1600 div = &priv->statistics.common.div;
1601 accum_general = &priv->accum_stats.common;
1602 accum_dbg = &priv->accum_stats.common.dbg;
1603 accum_div = &priv->accum_stats.common.div;
1604 delta_general = &priv->delta_stats.common;
1605 max_general = &priv->max_delta_stats.common;
1606 delta_dbg = &priv->delta_stats.common.dbg;
1607 max_dbg = &priv->max_delta_stats.common.dbg;
1608 delta_div = &priv->delta_stats.common.div;
1609 max_div = &priv->max_delta_stats.common.div;
1610
1611 pos += iwl_statistics_flag(priv, buf, bufsz);
1612 pos += scnprintf(buf + pos, bufsz - pos,
1613 fmt_header, "Statistics_General:");
1614 pos += scnprintf(buf + pos, bufsz - pos,
1615 fmt_value, "temperature:",
1616 le32_to_cpu(general->temperature));
1617 pos += scnprintf(buf + pos, bufsz - pos,
1618 fmt_value, "temperature_m:",
1619 le32_to_cpu(general->temperature_m));
1620 pos += scnprintf(buf + pos, bufsz - pos,
1621 fmt_value, "ttl_timestamp:",
1622 le32_to_cpu(general->ttl_timestamp));
1623 pos += scnprintf(buf + pos, bufsz - pos,
1624 fmt_table, "burst_check:",
1625 le32_to_cpu(dbg->burst_check),
1626 accum_dbg->burst_check,
1627 delta_dbg->burst_check, max_dbg->burst_check);
1628 pos += scnprintf(buf + pos, bufsz - pos,
1629 fmt_table, "burst_count:",
1630 le32_to_cpu(dbg->burst_count),
1631 accum_dbg->burst_count,
1632 delta_dbg->burst_count, max_dbg->burst_count);
1633 pos += scnprintf(buf + pos, bufsz - pos,
1634 fmt_table, "wait_for_silence_timeout_count:",
1635 le32_to_cpu(dbg->wait_for_silence_timeout_cnt),
1636 accum_dbg->wait_for_silence_timeout_cnt,
1637 delta_dbg->wait_for_silence_timeout_cnt,
1638 max_dbg->wait_for_silence_timeout_cnt);
1639 pos += scnprintf(buf + pos, bufsz - pos,
1640 fmt_table, "sleep_time:",
1641 le32_to_cpu(general->sleep_time),
1642 accum_general->sleep_time,
1643 delta_general->sleep_time, max_general->sleep_time);
1644 pos += scnprintf(buf + pos, bufsz - pos,
1645 fmt_table, "slots_out:",
1646 le32_to_cpu(general->slots_out),
1647 accum_general->slots_out,
1648 delta_general->slots_out, max_general->slots_out);
1649 pos += scnprintf(buf + pos, bufsz - pos,
1650 fmt_table, "slots_idle:",
1651 le32_to_cpu(general->slots_idle),
1652 accum_general->slots_idle,
1653 delta_general->slots_idle, max_general->slots_idle);
1654 pos += scnprintf(buf + pos, bufsz - pos,
1655 fmt_table, "tx_on_a:",
1656 le32_to_cpu(div->tx_on_a), accum_div->tx_on_a,
1657 delta_div->tx_on_a, max_div->tx_on_a);
1658 pos += scnprintf(buf + pos, bufsz - pos,
1659 fmt_table, "tx_on_b:",
1660 le32_to_cpu(div->tx_on_b), accum_div->tx_on_b,
1661 delta_div->tx_on_b, max_div->tx_on_b);
1662 pos += scnprintf(buf + pos, bufsz - pos,
1663 fmt_table, "exec_time:",
1664 le32_to_cpu(div->exec_time), accum_div->exec_time,
1665 delta_div->exec_time, max_div->exec_time);
1666 pos += scnprintf(buf + pos, bufsz - pos,
1667 fmt_table, "probe_time:",
1668 le32_to_cpu(div->probe_time), accum_div->probe_time,
1669 delta_div->probe_time, max_div->probe_time);
1670 pos += scnprintf(buf + pos, bufsz - pos,
1671 fmt_table, "rx_enable_counter:",
1672 le32_to_cpu(general->rx_enable_counter),
1673 accum_general->rx_enable_counter,
1674 delta_general->rx_enable_counter,
1675 max_general->rx_enable_counter);
1676 pos += scnprintf(buf + pos, bufsz - pos,
1677 fmt_table, "num_of_sos_states:",
1678 le32_to_cpu(general->num_of_sos_states),
1679 accum_general->num_of_sos_states,
1680 delta_general->num_of_sos_states,
1681 max_general->num_of_sos_states);
4ff70fcd
JB		 1682
1683 spin_unlock_bh(&priv->statistics.lock);
1684
d6d023a1
WYG		 1685 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1686 kfree(buf);
1687 return ret;
1688}
1689
1690static ssize_t iwl_dbgfs_ucode_bt_stats_read(struct file *file,
1691 char __user *user_buf,
1692 size_t count, loff_t *ppos)
1693{
1694 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
1695 int pos = 0;
1696 char *buf;
1697 int bufsz = (sizeof(struct statistics_bt_activity) * 24) + 200;
1698 ssize_t ret;
1699 struct statistics_bt_activity *bt, *accum_bt;
1700
83626404 1701 if (!iwl_is_alive(priv))
d6d023a1
WYG		 1702 return -EAGAIN;
1703
1704 if (!priv->bt_enable_flag)
1705 return -EINVAL;
1706
1707 /* make request to uCode to retrieve statistics information */
b1eea297 1708 mutex_lock(&priv->mutex);
d6d023a1 1709 ret = iwl_send_statistics_request(priv, CMD_SYNC, false);
b1eea297 1710 mutex_unlock(&priv->mutex);
d6d023a1
WYG		 1711
1712 if (ret) {
1713 IWL_ERR(priv,
1714 "Error sending statistics request: %zd\n", ret);
1715 return -EAGAIN;
1716 }
1717 buf = kzalloc(bufsz, GFP_KERNEL);
1718 if (!buf) {
1719 IWL_ERR(priv, "Can not allocate Buffer\n");
1720 return -ENOMEM;
1721 }
1722
1723 /*
1724 * the statistic information display here is based on
1725 * the last statistics notification from uCode
1726 * might not reflect the current uCode activity
1727 */
4ff70fcd
JB		 1728
1729 spin_lock_bh(&priv->statistics.lock);
1730
d6d023a1
WYG		 1731 bt = &priv->statistics.bt_activity;
1732 accum_bt = &priv->accum_stats.bt_activity;
1733
1734 pos += iwl_statistics_flag(priv, buf, bufsz);
1735 pos += scnprintf(buf + pos, bufsz - pos, "Statistics_BT:\n");
1736 pos += scnprintf(buf + pos, bufsz - pos,
1737 "\t\t\tcurrent\t\t\taccumulative\n");
1738 pos += scnprintf(buf + pos, bufsz - pos,
1739 "hi_priority_tx_req_cnt:\t\t%u\t\t\t%u\n",
1740 le32_to_cpu(bt->hi_priority_tx_req_cnt),
1741 accum_bt->hi_priority_tx_req_cnt);
1742 pos += scnprintf(buf + pos, bufsz - pos,
1743 "hi_priority_tx_denied_cnt:\t%u\t\t\t%u\n",
1744 le32_to_cpu(bt->hi_priority_tx_denied_cnt),
1745 accum_bt->hi_priority_tx_denied_cnt);
1746 pos += scnprintf(buf + pos, bufsz - pos,
1747 "lo_priority_tx_req_cnt:\t\t%u\t\t\t%u\n",
1748 le32_to_cpu(bt->lo_priority_tx_req_cnt),
1749 accum_bt->lo_priority_tx_req_cnt);
1750 pos += scnprintf(buf + pos, bufsz - pos,
1751 "lo_priority_tx_denied_cnt:\t%u\t\t\t%u\n",
1752 le32_to_cpu(bt->lo_priority_tx_denied_cnt),
1753 accum_bt->lo_priority_tx_denied_cnt);
1754 pos += scnprintf(buf + pos, bufsz - pos,
1755 "hi_priority_rx_req_cnt:\t\t%u\t\t\t%u\n",
1756 le32_to_cpu(bt->hi_priority_rx_req_cnt),
1757 accum_bt->hi_priority_rx_req_cnt);
1758 pos += scnprintf(buf + pos, bufsz - pos,
1759 "hi_priority_rx_denied_cnt:\t%u\t\t\t%u\n",
1760 le32_to_cpu(bt->hi_priority_rx_denied_cnt),
1761 accum_bt->hi_priority_rx_denied_cnt);
1762 pos += scnprintf(buf + pos, bufsz - pos,
1763 "lo_priority_rx_req_cnt:\t\t%u\t\t\t%u\n",
1764 le32_to_cpu(bt->lo_priority_rx_req_cnt),
1765 accum_bt->lo_priority_rx_req_cnt);
1766 pos += scnprintf(buf + pos, bufsz - pos,
1767 "lo_priority_rx_denied_cnt:\t%u\t\t\t%u\n",
1768 le32_to_cpu(bt->lo_priority_rx_denied_cnt),
1769 accum_bt->lo_priority_rx_denied_cnt);
1770
1771 pos += scnprintf(buf + pos, bufsz - pos,
1772 "(rx)num_bt_kills:\t\t%u\t\t\t%u\n",
1773 le32_to_cpu(priv->statistics.num_bt_kills),
1774 priv->statistics.accum_num_bt_kills);
1775
4ff70fcd
JB		 1776 spin_unlock_bh(&priv->statistics.lock);
1777
d6d023a1
WYG		 1778 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1779 kfree(buf);
1780 return ret;
1781}
1782
1783static ssize_t iwl_dbgfs_reply_tx_error_read(struct file *file,
1784 char __user *user_buf,
1785 size_t count, loff_t *ppos)
1786{
1787 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
1788 int pos = 0;
1789 char *buf;
1790 int bufsz = (sizeof(struct reply_tx_error_statistics) * 24) +
1791 (sizeof(struct reply_agg_tx_error_statistics) * 24) + 200;
1792 ssize_t ret;
1793
83626404 1794 if (!iwl_is_alive(priv))
d6d023a1
WYG		 1795 return -EAGAIN;
1796
1797 buf = kzalloc(bufsz, GFP_KERNEL);
1798 if (!buf) {
1799 IWL_ERR(priv, "Can not allocate Buffer\n");
1800 return -ENOMEM;
1801 }
1802
1803 pos += scnprintf(buf + pos, bufsz - pos, "Statistics_TX_Error:\n");
1804 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t\t%u\n",
1805 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_DELAY),
898ed67b 1806 priv->reply_tx_stats.pp_delay);
d6d023a1
WYG		 1807 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1808 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_FEW_BYTES),
898ed67b 1809 priv->reply_tx_stats.pp_few_bytes);
d6d023a1
WYG		 1810 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1811 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_BT_PRIO),
898ed67b 1812 priv->reply_tx_stats.pp_bt_prio);
d6d023a1
WYG		 1813 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1814 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_QUIET_PERIOD),
898ed67b 1815 priv->reply_tx_stats.pp_quiet_period);
d6d023a1
WYG		 1816 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1817 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_CALC_TTAK),
898ed67b 1818 priv->reply_tx_stats.pp_calc_ttak);
d6d023a1
WYG		 1819 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
1820 iwl_get_tx_fail_reason(
1821 TX_STATUS_FAIL_INTERNAL_CROSSED_RETRY),
898ed67b 1822 priv->reply_tx_stats.int_crossed_retry);
d6d023a1
WYG		 1823 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1824 iwl_get_tx_fail_reason(TX_STATUS_FAIL_SHORT_LIMIT),
898ed67b 1825 priv->reply_tx_stats.short_limit);
d6d023a1
WYG		 1826 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1827 iwl_get_tx_fail_reason(TX_STATUS_FAIL_LONG_LIMIT),
898ed67b 1828 priv->reply_tx_stats.long_limit);
d6d023a1
WYG		 1829 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1830 iwl_get_tx_fail_reason(TX_STATUS_FAIL_FIFO_UNDERRUN),
898ed67b 1831 priv->reply_tx_stats.fifo_underrun);
d6d023a1
WYG		 1832 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1833 iwl_get_tx_fail_reason(TX_STATUS_FAIL_DRAIN_FLOW),
898ed67b 1834 priv->reply_tx_stats.drain_flow);
d6d023a1
WYG		 1835 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1836 iwl_get_tx_fail_reason(TX_STATUS_FAIL_RFKILL_FLUSH),
898ed67b 1837 priv->reply_tx_stats.rfkill_flush);
d6d023a1
WYG		 1838 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1839 iwl_get_tx_fail_reason(TX_STATUS_FAIL_LIFE_EXPIRE),
898ed67b 1840 priv->reply_tx_stats.life_expire);
d6d023a1
WYG		 1841 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1842 iwl_get_tx_fail_reason(TX_STATUS_FAIL_DEST_PS),
898ed67b 1843 priv->reply_tx_stats.dest_ps);
d6d023a1
WYG		 1844 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1845 iwl_get_tx_fail_reason(TX_STATUS_FAIL_HOST_ABORTED),
898ed67b 1846 priv->reply_tx_stats.host_abort);
d6d023a1
WYG		 1847 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1848 iwl_get_tx_fail_reason(TX_STATUS_FAIL_BT_RETRY),
898ed67b 1849 priv->reply_tx_stats.pp_delay);
d6d023a1
WYG		 1850 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1851 iwl_get_tx_fail_reason(TX_STATUS_FAIL_STA_INVALID),
898ed67b 1852 priv->reply_tx_stats.sta_invalid);
d6d023a1
WYG		 1853 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1854 iwl_get_tx_fail_reason(TX_STATUS_FAIL_FRAG_DROPPED),
898ed67b 1855 priv->reply_tx_stats.frag_drop);
d6d023a1
WYG		 1856 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1857 iwl_get_tx_fail_reason(TX_STATUS_FAIL_TID_DISABLE),
898ed67b 1858 priv->reply_tx_stats.tid_disable);
d6d023a1
WYG		 1859 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1860 iwl_get_tx_fail_reason(TX_STATUS_FAIL_FIFO_FLUSHED),
898ed67b 1861 priv->reply_tx_stats.fifo_flush);
d6d023a1
WYG		 1862 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
1863 iwl_get_tx_fail_reason(
1864 TX_STATUS_FAIL_INSUFFICIENT_CF_POLL),
898ed67b 1865 priv->reply_tx_stats.insuff_cf_poll);
d6d023a1
WYG		 1866 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1867 iwl_get_tx_fail_reason(TX_STATUS_FAIL_PASSIVE_NO_RX),
898ed67b 1868 priv->reply_tx_stats.fail_hw_drop);
d6d023a1
WYG		 1869 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
1870 iwl_get_tx_fail_reason(
1871 TX_STATUS_FAIL_NO_BEACON_ON_RADAR),
898ed67b 1872 priv->reply_tx_stats.sta_color_mismatch);
d6d023a1 1873 pos += scnprintf(buf + pos, bufsz - pos, "UNKNOWN:\t\t\t%u\n",
898ed67b 1874 priv->reply_tx_stats.unknown);
d6d023a1
WYG		 1875
1876 pos += scnprintf(buf + pos, bufsz - pos,
1877 "\nStatistics_Agg_TX_Error:\n");
1878
1879 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1880 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_UNDERRUN_MSK),
898ed67b 1881 priv->reply_agg_tx_stats.underrun);
d6d023a1
WYG		 1882 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1883 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_BT_PRIO_MSK),
898ed67b 1884 priv->reply_agg_tx_stats.bt_prio);
d6d023a1
WYG		 1885 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1886 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_FEW_BYTES_MSK),
898ed67b 1887 priv->reply_agg_tx_stats.few_bytes);
d6d023a1
WYG		 1888 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1889 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_ABORT_MSK),
898ed67b 1890 priv->reply_agg_tx_stats.abort);
d6d023a1
WYG		 1891 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
1892 iwl_get_agg_tx_fail_reason(
1893 AGG_TX_STATE_LAST_SENT_TTL_MSK),
898ed67b 1894 priv->reply_agg_tx_stats.last_sent_ttl);
d6d023a1
WYG		 1895 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
1896 iwl_get_agg_tx_fail_reason(
1897 AGG_TX_STATE_LAST_SENT_TRY_CNT_MSK),
898ed67b 1898 priv->reply_agg_tx_stats.last_sent_try);
d6d023a1
WYG		 1899 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
1900 iwl_get_agg_tx_fail_reason(
1901 AGG_TX_STATE_LAST_SENT_BT_KILL_MSK),
898ed67b 1902 priv->reply_agg_tx_stats.last_sent_bt_kill);
d6d023a1
WYG		 1903 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1904 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_SCD_QUERY_MSK),
898ed67b 1905 priv->reply_agg_tx_stats.scd_query);
d6d023a1
WYG		 1906 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
1907 iwl_get_agg_tx_fail_reason(
1908 AGG_TX_STATE_TEST_BAD_CRC32_MSK),
898ed67b 1909 priv->reply_agg_tx_stats.bad_crc32);
d6d023a1
WYG		 1910 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1911 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_RESPONSE_MSK),
898ed67b 1912 priv->reply_agg_tx_stats.response);
d6d023a1
WYG		 1913 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1914 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_DUMP_TX_MSK),
898ed67b 1915 priv->reply_agg_tx_stats.dump_tx);
d6d023a1
WYG		 1916 pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
1917 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_DELAY_TX_MSK),
898ed67b 1918 priv->reply_agg_tx_stats.delay_tx);
d6d023a1 1919 pos += scnprintf(buf + pos, bufsz - pos, "UNKNOWN:\t\t\t%u\n",
898ed67b 1920 priv->reply_agg_tx_stats.unknown);
d6d023a1
WYG		 1921
1922 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1923 kfree(buf);
1924 return ret;
e8fe59ae
WYG		 1925}
1926
5225935b
WYG		 1927static ssize_t iwl_dbgfs_sensitivity_read(struct file *file,
1928 char __user *user_buf,
1929 size_t count, loff_t *ppos) {
1930
28f63a4b 1931 struct iwl_priv *priv = file->private_data;
5225935b
WYG		 1932 int pos = 0;
1933 int cnt = 0;
1934 char *buf;
1935 int bufsz = sizeof(struct iwl_sensitivity_data) * 4 + 100;
1936 ssize_t ret;
1937 struct iwl_sensitivity_data *data;
1938
1939 data = &priv->sensitivity_data;
1940 buf = kzalloc(bufsz, GFP_KERNEL);
1941 if (!buf) {
1942 IWL_ERR(priv, "Can not allocate Buffer\n");
1943 return -ENOMEM;
1944 }
1945
1946 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm:\t\t\t %u\n",
1947 data->auto_corr_ofdm);
1948 pos += scnprintf(buf + pos, bufsz - pos,
1949 "auto_corr_ofdm_mrc:\t\t %u\n",
1950 data->auto_corr_ofdm_mrc);
1951 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm_x1:\t\t %u\n",
1952 data->auto_corr_ofdm_x1);
1953 pos += scnprintf(buf + pos, bufsz - pos,
1954 "auto_corr_ofdm_mrc_x1:\t\t %u\n",
1955 data->auto_corr_ofdm_mrc_x1);
1956 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck:\t\t\t %u\n",
1957 data->auto_corr_cck);
1958 pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck_mrc:\t\t %u\n",
1959 data->auto_corr_cck_mrc);
1960 pos += scnprintf(buf + pos, bufsz - pos,
1961 "last_bad_plcp_cnt_ofdm:\t\t %u\n",
1962 data->last_bad_plcp_cnt_ofdm);
1963 pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_ofdm:\t\t %u\n",
1964 data->last_fa_cnt_ofdm);
1965 pos += scnprintf(buf + pos, bufsz - pos,
1966 "last_bad_plcp_cnt_cck:\t\t %u\n",
1967 data->last_bad_plcp_cnt_cck);
1968 pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_cck:\t\t %u\n",
1969 data->last_fa_cnt_cck);
1970 pos += scnprintf(buf + pos, bufsz - pos, "nrg_curr_state:\t\t\t %u\n",
1971 data->nrg_curr_state);
1972 pos += scnprintf(buf + pos, bufsz - pos, "nrg_prev_state:\t\t\t %u\n",
1973 data->nrg_prev_state);
1974 pos += scnprintf(buf + pos, bufsz - pos, "nrg_value:\t\t\t");
1975 for (cnt = 0; cnt < 10; cnt++) {
1976 pos += scnprintf(buf + pos, bufsz - pos, " %u",
1977 data->nrg_value[cnt]);
1978 }
1979 pos += scnprintf(buf + pos, bufsz - pos, "\n");
1980 pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_rssi:\t\t");
1981 for (cnt = 0; cnt < NRG_NUM_PREV_STAT_L; cnt++) {
1982 pos += scnprintf(buf + pos, bufsz - pos, " %u",
1983 data->nrg_silence_rssi[cnt]);
1984 }
1985 pos += scnprintf(buf + pos, bufsz - pos, "\n");
1986 pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_ref:\t\t %u\n",
1987 data->nrg_silence_ref);
1988 pos += scnprintf(buf + pos, bufsz - pos, "nrg_energy_idx:\t\t\t %u\n",
1989 data->nrg_energy_idx);
1990 pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_idx:\t\t %u\n",
1991 data->nrg_silence_idx);
1992 pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_cck:\t\t\t %u\n",
1993 data->nrg_th_cck);
1994 pos += scnprintf(buf + pos, bufsz - pos,
1995 "nrg_auto_corr_silence_diff:\t %u\n",
1996 data->nrg_auto_corr_silence_diff);
1997 pos += scnprintf(buf + pos, bufsz - pos, "num_in_cck_no_fa:\t\t %u\n",
1998 data->num_in_cck_no_fa);
1999 pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_ofdm:\t\t\t %u\n",
2000 data->nrg_th_ofdm);
2001
2002 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
2003 kfree(buf);
2004 return ret;
2005}
2006
2007
2008static ssize_t iwl_dbgfs_chain_noise_read(struct file *file,
2009 char __user *user_buf,
2010 size_t count, loff_t *ppos) {
2011
28f63a4b 2012 struct iwl_priv *priv = file->private_data;
5225935b
WYG		 2013 int pos = 0;
2014 int cnt = 0;
2015 char *buf;
2016 int bufsz = sizeof(struct iwl_chain_noise_data) * 4 + 100;
2017 ssize_t ret;
2018 struct iwl_chain_noise_data *data;
2019
2020 data = &priv->chain_noise_data;
2021 buf = kzalloc(bufsz, GFP_KERNEL);
2022 if (!buf) {
2023 IWL_ERR(priv, "Can not allocate Buffer\n");
2024 return -ENOMEM;
2025 }
2026
2027 pos += scnprintf(buf + pos, bufsz - pos, "active_chains:\t\t\t %u\n",
2028 data->active_chains);
2029 pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_a:\t\t\t %u\n",
2030 data->chain_noise_a);
2031 pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_b:\t\t\t %u\n",
2032 data->chain_noise_b);
2033 pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_c:\t\t\t %u\n",
2034 data->chain_noise_c);
2035 pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_a:\t\t\t %u\n",
2036 data->chain_signal_a);
2037 pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_b:\t\t\t %u\n",
2038 data->chain_signal_b);
2039 pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_c:\t\t\t %u\n",
2040 data->chain_signal_c);
2041 pos += scnprintf(buf + pos, bufsz - pos, "beacon_count:\t\t\t %u\n",
2042 data->beacon_count);
2043
2044 pos += scnprintf(buf + pos, bufsz - pos, "disconn_array:\t\t\t");
2045 for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) {
2046 pos += scnprintf(buf + pos, bufsz - pos, " %u",
2047 data->disconn_array[cnt]);
2048 }
2049 pos += scnprintf(buf + pos, bufsz - pos, "\n");
2050 pos += scnprintf(buf + pos, bufsz - pos, "delta_gain_code:\t\t");
2051 for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) {
2052 pos += scnprintf(buf + pos, bufsz - pos, " %u",
2053 data->delta_gain_code[cnt]);
2054 }
2055 pos += scnprintf(buf + pos, bufsz - pos, "\n");
2056 pos += scnprintf(buf + pos, bufsz - pos, "radio_write:\t\t\t %u\n",
2057 data->radio_write);
2058 pos += scnprintf(buf + pos, bufsz - pos, "state:\t\t\t\t %u\n",
2059 data->state);
2060
2061 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
2062 kfree(buf);
2063 return ret;
2064}
2065
c09430ab
WYG		 2066static ssize_t iwl_dbgfs_power_save_status_read(struct file *file,
2067 char __user *user_buf,
2068 size_t count, loff_t *ppos)
2069{
28f63a4b 2070 struct iwl_priv *priv = file->private_data;
c09430ab
WYG		 2071 char buf[60];
2072 int pos = 0;
2073 const size_t bufsz = sizeof(buf);
2074 u32 pwrsave_status;
2075
1042db2a 2076 pwrsave_status = iwl_read32(trans(priv), CSR_GP_CNTRL) &
c09430ab
WYG		 2077 CSR_GP_REG_POWER_SAVE_STATUS_MSK;
2078
2079 pos += scnprintf(buf + pos, bufsz - pos, "Power Save Status: ");
2080 pos += scnprintf(buf + pos, bufsz - pos, "%s\n",
2081 (pwrsave_status == CSR_GP_REG_NO_POWER_SAVE) ? "none" :
2082 (pwrsave_status == CSR_GP_REG_MAC_POWER_SAVE) ? "MAC" :
2083 (pwrsave_status == CSR_GP_REG_PHY_POWER_SAVE) ? "PHY" :
2084 "error");
2085
2086 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
2087}
2088
7163b8a4 2089static ssize_t iwl_dbgfs_clear_ucode_statistics_write(struct file *file,
ef8d5529
WYG		 2090 const char __user *user_buf,
2091 size_t count, loff_t *ppos)
2092{
2093 struct iwl_priv *priv = file->private_data;
2094 char buf[8];
2095 int buf_size;
2096 int clear;
2097
2098 memset(buf, 0, sizeof(buf));
2099 buf_size = min(count, sizeof(buf) - 1);
2100 if (copy_from_user(buf, user_buf, buf_size))
2101 return -EFAULT;
2102 if (sscanf(buf, "%d", &clear) != 1)
2103 return -EFAULT;
2104
2105 /* make request to uCode to retrieve statistics information */
b1eea297 2106 mutex_lock(&priv->mutex);
ef8d5529 2107 iwl_send_statistics_request(priv, CMD_SYNC, true);
b1eea297 2108 mutex_unlock(&priv->mutex);
ef8d5529
WYG		 2109
2110 return count;
2111}
2112
a9e1cb6a
WYG		 2113static ssize_t iwl_dbgfs_ucode_tracing_read(struct file *file,
2114 char __user *user_buf,
2115 size_t count, loff_t *ppos) {
2116
57674308 2117 struct iwl_priv *priv = file->private_data;
a9e1cb6a
WYG		 2118 int pos = 0;
2119 char buf[128];
2120 const size_t bufsz = sizeof(buf);
a9e1cb6a
WYG		 2121
2122 pos += scnprintf(buf + pos, bufsz - pos, "ucode trace timer is %s\n",
2123 priv->event_log.ucode_trace ? "On" : "Off");
2124 pos += scnprintf(buf + pos, bufsz - pos, "non_wraps_count:\t\t %u\n",
2125 priv->event_log.non_wraps_count);
2126 pos += scnprintf(buf + pos, bufsz - pos, "wraps_once_count:\t\t %u\n",
2127 priv->event_log.wraps_once_count);
2128 pos += scnprintf(buf + pos, bufsz - pos, "wraps_more_count:\t\t %u\n",
2129 priv->event_log.wraps_more_count);
2130
4967c316 2131 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
a9e1cb6a
WYG		 2132}
2133
2134static ssize_t iwl_dbgfs_ucode_tracing_write(struct file *file,
2135 const char __user *user_buf,
2136 size_t count, loff_t *ppos)
2137{
2138 struct iwl_priv *priv = file->private_data;
2139 char buf[8];
2140 int buf_size;
2141 int trace;
2142
2143 memset(buf, 0, sizeof(buf));
2144 buf_size = min(count, sizeof(buf) - 1);
2145 if (copy_from_user(buf, user_buf, buf_size))
2146 return -EFAULT;
2147 if (sscanf(buf, "%d", &trace) != 1)
2148 return -EFAULT;
2149
2150 if (trace) {
2151 priv->event_log.ucode_trace = true;
83626404 2152 if (iwl_is_alive(priv)) {
98d4bf0c
JB		 2153 /* start collecting data now */
2154 mod_timer(&priv->ucode_trace, jiffies);
2155 }
a9e1cb6a
WYG		 2156 } else {
2157 priv->event_log.ucode_trace = false;
2158 del_timer_sync(&priv->ucode_trace);
2159 }
2160
2161 return count;
2162}
2163
60987206
JB		 2164static ssize_t iwl_dbgfs_rxon_flags_read(struct file *file,
2165 char __user *user_buf,
2166 size_t count, loff_t *ppos) {
2167
57674308 2168 struct iwl_priv *priv = file->private_data;
60987206
JB		 2169 int len = 0;
2170 char buf[20];
2171
246ed355
JB		 2172 len = sprintf(buf, "0x%04X\n",
2173 le32_to_cpu(priv->contexts[IWL_RXON_CTX_BSS].active.flags));
60987206
JB		 2174 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
2175}
2176
2177static ssize_t iwl_dbgfs_rxon_filter_flags_read(struct file *file,
2178 char __user *user_buf,
2179 size_t count, loff_t *ppos) {
2180
57674308 2181 struct iwl_priv *priv = file->private_data;
60987206
JB		 2182 int len = 0;
2183 char buf[20];
2184
2185 len = sprintf(buf, "0x%04X\n",
246ed355 2186 le32_to_cpu(priv->contexts[IWL_RXON_CTX_BSS].active.filter_flags));
60987206
JB		 2187 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
2188}
2189
a13d276f
WYG		 2190static ssize_t iwl_dbgfs_missed_beacon_read(struct file *file,
2191 char __user *user_buf,
2192 size_t count, loff_t *ppos) {
2193
2194 struct iwl_priv *priv = file->private_data;
2195 int pos = 0;
2196 char buf[12];
2197 const size_t bufsz = sizeof(buf);
a13d276f
WYG		 2198
2199 pos += scnprintf(buf + pos, bufsz - pos, "%d\n",
2200 priv->missed_beacon_threshold);
2201
4967c316 2202 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
a13d276f
WYG		 2203}
2204
2205static ssize_t iwl_dbgfs_missed_beacon_write(struct file *file,
2206 const char __user *user_buf,
2207 size_t count, loff_t *ppos)
2208{
2209 struct iwl_priv *priv = file->private_data;
2210 char buf[8];
2211 int buf_size;
2212 int missed;
2213
2214 memset(buf, 0, sizeof(buf));
2215 buf_size = min(count, sizeof(buf) - 1);
2216 if (copy_from_user(buf, user_buf, buf_size))
2217 return -EFAULT;
2218 if (sscanf(buf, "%d", &missed) != 1)
2219 return -EINVAL;
2220
2221 if (missed < IWL_MISSED_BEACON_THRESHOLD_MIN ||
2222 missed > IWL_MISSED_BEACON_THRESHOLD_MAX)
2223 priv->missed_beacon_threshold =
2224 IWL_MISSED_BEACON_THRESHOLD_DEF;
2225 else
2226 priv->missed_beacon_threshold = missed;
2227
2228 return count;
2229}
2230
3e4fb5fa
TAN		 2231static ssize_t iwl_dbgfs_plcp_delta_read(struct file *file,
2232 char __user *user_buf,
2233 size_t count, loff_t *ppos) {
2234
57674308 2235 struct iwl_priv *priv = file->private_data;
3e4fb5fa
TAN		 2236 int pos = 0;
2237 char buf[12];
2238 const size_t bufsz = sizeof(buf);
3e4fb5fa
TAN		 2239
2240 pos += scnprintf(buf + pos, bufsz - pos, "%u\n",
ab5c0f1f 2241 priv->plcp_delta_threshold);
3e4fb5fa 2242
4967c316 2243 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
3e4fb5fa
TAN		 2244}
2245
2246static ssize_t iwl_dbgfs_plcp_delta_write(struct file *file,
2247 const char __user *user_buf,
2248 size_t count, loff_t *ppos) {
2249
2250 struct iwl_priv *priv = file->private_data;
2251 char buf[8];
2252 int buf_size;
2253 int plcp;
2254
2255 memset(buf, 0, sizeof(buf));
2256 buf_size = min(count, sizeof(buf) - 1);
2257 if (copy_from_user(buf, user_buf, buf_size))
2258 return -EFAULT;
2259 if (sscanf(buf, "%d", &plcp) != 1)
2260 return -EINVAL;
680788ac 2261 if ((plcp < IWL_MAX_PLCP_ERR_THRESHOLD_MIN) ||
3e4fb5fa 2262 (plcp > IWL_MAX_PLCP_ERR_THRESHOLD_MAX))
ab5c0f1f 2263 priv->plcp_delta_threshold =
680788ac 2264 IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE;
3e4fb5fa 2265 else
ab5c0f1f 2266 priv->plcp_delta_threshold = plcp;
3e4fb5fa
TAN		 2267 return count;
2268}
2269
528c3126
WYG		 2270static ssize_t iwl_dbgfs_force_reset_read(struct file *file,
2271 char __user *user_buf,
ca934b67
JB		 2272 size_t count, loff_t *ppos)
2273{
528c3126
WYG		 2274 struct iwl_priv *priv = file->private_data;
2275 int i, pos = 0;
2276 char buf[300];
2277 const size_t bufsz = sizeof(buf);
2278 struct iwl_force_reset *force_reset;
2279
2280 for (i = 0; i < IWL_MAX_FORCE_RESET; i++) {
2281 force_reset = &priv->force_reset[i];
2282 pos += scnprintf(buf + pos, bufsz - pos,
2283 "Force reset method %d\n", i);
2284 pos += scnprintf(buf + pos, bufsz - pos,
2285 "\tnumber of reset request: %d\n",
2286 force_reset->reset_request_count);
2287 pos += scnprintf(buf + pos, bufsz - pos,
2288 "\tnumber of reset request success: %d\n",
2289 force_reset->reset_success_count);
2290 pos += scnprintf(buf + pos, bufsz - pos,
2291 "\tnumber of reset request reject: %d\n",
2292 force_reset->reset_reject_count);
2293 pos += scnprintf(buf + pos, bufsz - pos,
2294 "\treset duration: %lu\n",
2295 force_reset->reset_duration);
2296 }
2297 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
2298}
2299
04cafd7f
WYG		 2300static ssize_t iwl_dbgfs_force_reset_write(struct file *file,
2301 const char __user *user_buf,
2302 size_t count, loff_t *ppos) {
2303
2304 struct iwl_priv *priv = file->private_data;
2305 char buf[8];
2306 int buf_size;
2307 int reset, ret;
2308
2309 memset(buf, 0, sizeof(buf));
2310 buf_size = min(count, sizeof(buf) - 1);
2311 if (copy_from_user(buf, user_buf, buf_size))
2312 return -EFAULT;
2313 if (sscanf(buf, "%d", &reset) != 1)
2314 return -EINVAL;
2315 switch (reset) {
2316 case IWL_RF_RESET:
2317 case IWL_FW_RESET:
c04f9f22 2318 ret = iwl_force_reset(priv, reset, true);
04cafd7f
WYG		 2319 break;
2320 default:
2321 return -EINVAL;
2322 }
2323 return ret ? ret : count;
2324}
2325
4bf49a90
WYG		 2326static ssize_t iwl_dbgfs_txfifo_flush_write(struct file *file,
2327 const char __user *user_buf,
2328 size_t count, loff_t *ppos) {
2329
2330 struct iwl_priv *priv = file->private_data;
2331 char buf[8];
2332 int buf_size;
2333 int flush;
2334
2335 memset(buf, 0, sizeof(buf));
2336 buf_size = min(count, sizeof(buf) - 1);
2337 if (copy_from_user(buf, user_buf, buf_size))
2338 return -EFAULT;
2339 if (sscanf(buf, "%d", &flush) != 1)
2340 return -EINVAL;
2341
83626404 2342 if (iwl_is_rfkill(priv))
4bf49a90
WYG		 2343 return -EFAULT;
2344
c68744fb 2345 iwlagn_dev_txfifo_flush(priv, IWL_DROP_ALL);
4bf49a90
WYG		 2346
2347 return count;
2348}
2349
befe8c46
WYG		 2350static ssize_t iwl_dbgfs_bt_traffic_read(struct file *file,
2351 char __user *user_buf,
2352 size_t count, loff_t *ppos) {
2353
2354 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
2355 int pos = 0;
2356 char buf[200];
2357 const size_t bufsz = sizeof(buf);
befe8c46 2358
f21dd005
WYG		 2359 if (!priv->bt_enable_flag) {
2360 pos += scnprintf(buf + pos, bufsz - pos, "BT coex disabled\n");
08960dea 2361 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
f21dd005
WYG		 2362 }
2363 pos += scnprintf(buf + pos, bufsz - pos, "BT enable flag: 0x%x\n",
2364 priv->bt_enable_flag);
befe8c46
WYG		 2365 pos += scnprintf(buf + pos, bufsz - pos, "BT in %s mode\n",
2366 priv->bt_full_concurrent ? "full concurrency" : "3-wire");
2367 pos += scnprintf(buf + pos, bufsz - pos, "BT status: %s, "
2368 "last traffic notif: %d\n",
66e863a5 2369 priv->bt_status ? "On" : "Off", priv->last_bt_traffic_load);
befe8c46 2370 pos += scnprintf(buf + pos, bufsz - pos, "ch_announcement: %d, "
187bc4f6
WYG		 2371 "kill_ack_mask: %x, kill_cts_mask: %x\n",
2372 priv->bt_ch_announce, priv->kill_ack_mask,
2373 priv->kill_cts_mask);
befe8c46
WYG		 2374
2375 pos += scnprintf(buf + pos, bufsz - pos, "bluetooth traffic load: ");
2376 switch (priv->bt_traffic_load) {
2377 case IWL_BT_COEX_TRAFFIC_LOAD_CONTINUOUS:
2378 pos += scnprintf(buf + pos, bufsz - pos, "Continuous\n");
2379 break;
2380 case IWL_BT_COEX_TRAFFIC_LOAD_HIGH:
2381 pos += scnprintf(buf + pos, bufsz - pos, "High\n");
2382 break;
2383 case IWL_BT_COEX_TRAFFIC_LOAD_LOW:
2384 pos += scnprintf(buf + pos, bufsz - pos, "Low\n");
2385 break;
2386 case IWL_BT_COEX_TRAFFIC_LOAD_NONE:
2387 default:
2388 pos += scnprintf(buf + pos, bufsz - pos, "None\n");
2389 break;
2390 }
2391
08960dea 2392 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
befe8c46
WYG		 2393}
2394
c6abdc0d
WYG		 2395static ssize_t iwl_dbgfs_protection_mode_read(struct file *file,
2396 char __user *user_buf,
2397 size_t count, loff_t *ppos)
2398{
2399 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
2400
2401 int pos = 0;
2402 char buf[40];
2403 const size_t bufsz = sizeof(buf);
2404
38622419 2405 if (cfg(priv)->ht_params)
7cb1b088
WYG		 2406 pos += scnprintf(buf + pos, bufsz - pos,
2407 "use %s for aggregation\n",
9e295116 2408 (priv->hw_params.use_rts_for_aggregation) ?
7cb1b088
WYG		 2409 "rts/cts" : "cts-to-self");
2410 else
2411 pos += scnprintf(buf + pos, bufsz - pos, "N/A");
2412
c6abdc0d
WYG		 2413 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
2414}
2415
2416static ssize_t iwl_dbgfs_protection_mode_write(struct file *file,
2417 const char __user *user_buf,
2418 size_t count, loff_t *ppos) {
2419
2420 struct iwl_priv *priv = file->private_data;
2421 char buf[8];
2422 int buf_size;
2423 int rts;
2424
38622419 2425 if (!cfg(priv)->ht_params)
7cb1b088
WYG		 2426 return -EINVAL;
2427
c6abdc0d
WYG		 2428 memset(buf, 0, sizeof(buf));
2429 buf_size = min(count, sizeof(buf) - 1);
2430 if (copy_from_user(buf, user_buf, buf_size))
2431 return -EFAULT;
2432 if (sscanf(buf, "%d", &rts) != 1)
2433 return -EINVAL;
2434 if (rts)
9e295116 2435 priv->hw_params.use_rts_for_aggregation = true;
c6abdc0d 2436 else
9e295116 2437 priv->hw_params.use_rts_for_aggregation = false;
c6abdc0d
WYG		 2438 return count;
2439}
2440
7e4005cc
WYG		 2441static ssize_t iwl_dbgfs_echo_test_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
2449 memset(buf, 0, sizeof(buf));
2450 buf_size = min(count, sizeof(buf) - 1);
2451 if (copy_from_user(buf, user_buf, buf_size))
2452 return -EFAULT;
2453
2454 iwl_cmd_echo_test(priv);
2455 return count;
2456}
2457
2fdfc476
MV		 2458static ssize_t iwl_dbgfs_log_event_read(struct file *file,
2459 char __user *user_buf,
2460 size_t count, loff_t *ppos)
2461{
2462 struct iwl_priv *priv = file->private_data;
2463 char *buf;
2464 int pos = 0;
2465 ssize_t ret = -ENOMEM;
2466
2467 ret = pos = iwl_dump_nic_event_log(priv, true, &buf, true);
2468 if (buf) {
2469 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
2470 kfree(buf);
2471 }
2472 return ret;
2473}
2474
2475static ssize_t iwl_dbgfs_log_event_write(struct file *file,
2476 const char __user *user_buf,
2477 size_t count, loff_t *ppos)
2478{
2479 struct iwl_priv *priv = file->private_data;
2480 u32 event_log_flag;
2481 char buf[8];
2482 int buf_size;
2483
2484 memset(buf, 0, sizeof(buf));
2485 buf_size = min(count, sizeof(buf) - 1);
2486 if (copy_from_user(buf, user_buf, buf_size))
2487 return -EFAULT;
2488 if (sscanf(buf, "%d", &event_log_flag) != 1)
2489 return -EFAULT;
2490 if (event_log_flag == 1)
2491 iwl_dump_nic_event_log(priv, true, NULL, false);
2492
2493 return count;
2494}
2495
7163b8a4
WYG		 2496DEBUGFS_READ_FILE_OPS(rx_statistics);
2497DEBUGFS_READ_FILE_OPS(tx_statistics);
41f5e047 2498DEBUGFS_READ_WRITE_FILE_OPS(traffic_log);
e8fe59ae
WYG		 2499DEBUGFS_READ_FILE_OPS(ucode_rx_stats);
2500DEBUGFS_READ_FILE_OPS(ucode_tx_stats);
2501DEBUGFS_READ_FILE_OPS(ucode_general_stats);
5225935b
WYG		 2502DEBUGFS_READ_FILE_OPS(sensitivity);
2503DEBUGFS_READ_FILE_OPS(chain_noise);
c09430ab 2504DEBUGFS_READ_FILE_OPS(power_save_status);
7163b8a4
WYG		 2505DEBUGFS_WRITE_FILE_OPS(clear_ucode_statistics);
2506DEBUGFS_WRITE_FILE_OPS(clear_traffic_statistics);
a9e1cb6a 2507DEBUGFS_READ_WRITE_FILE_OPS(ucode_tracing);
a13d276f 2508DEBUGFS_READ_WRITE_FILE_OPS(missed_beacon);
3e4fb5fa 2509DEBUGFS_READ_WRITE_FILE_OPS(plcp_delta);
528c3126 2510DEBUGFS_READ_WRITE_FILE_OPS(force_reset);
60987206
JB		 2511DEBUGFS_READ_FILE_OPS(rxon_flags);
2512DEBUGFS_READ_FILE_OPS(rxon_filter_flags);
4bf49a90 2513DEBUGFS_WRITE_FILE_OPS(txfifo_flush);
ffb7d896 2514DEBUGFS_READ_FILE_OPS(ucode_bt_stats);
befe8c46 2515DEBUGFS_READ_FILE_OPS(bt_traffic);
c6abdc0d 2516DEBUGFS_READ_WRITE_FILE_OPS(protection_mode);
54a9aa65 2517DEBUGFS_READ_FILE_OPS(reply_tx_error);
7e4005cc 2518DEBUGFS_WRITE_FILE_OPS(echo_test);
2fdfc476 2519DEBUGFS_READ_WRITE_FILE_OPS(log_event);
20594eb0 2520
712b6cf5
TW		 2521/*
2522 * Create the debugfs files and directories
2523 *
2524 */
2525int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
2526{
95b1a822 2527 struct dentry *phyd = priv->hw->wiphy->debugfsdir;
4c84a8f1 2528 struct dentry *dir_drv, *dir_data, *dir_rf, *dir_debug;
712b6cf5 2529
4c84a8f1
JB		 2530 dir_drv = debugfs_create_dir(name, phyd);
2531 if (!dir_drv)
2532 return -ENOMEM;
712b6cf5 2533
4c84a8f1
JB		 2534 priv->debugfs_dir = dir_drv;
2535
2536 dir_data = debugfs_create_dir("data", dir_drv);
2537 if (!dir_data)
2538 goto err;
2539 dir_rf = debugfs_create_dir("rf", dir_drv);
2540 if (!dir_rf)
2541 goto err;
2542 dir_debug = debugfs_create_dir("debug", dir_drv);
2543 if (!dir_debug)
712b6cf5 2544 goto err;
712b6cf5 2545
4c84a8f1
JB		 2546 DEBUGFS_ADD_FILE(nvm, dir_data, S_IRUSR);
2547 DEBUGFS_ADD_FILE(sram, dir_data, S_IWUSR | S_IRUSR);
c8ac61cf 2548 DEBUGFS_ADD_FILE(wowlan_sram, dir_data, S_IRUSR);
4c84a8f1
JB		 2549 DEBUGFS_ADD_FILE(stations, dir_data, S_IRUSR);
2550 DEBUGFS_ADD_FILE(channels, dir_data, S_IRUSR);
2551 DEBUGFS_ADD_FILE(status, dir_data, S_IRUSR);
1f7b6172 2552 DEBUGFS_ADD_FILE(rx_handlers, dir_data, S_IWUSR | S_IRUSR);
4c84a8f1 2553 DEBUGFS_ADD_FILE(qos, dir_data, S_IRUSR);
23c0fcc6
WYG		 2554 DEBUGFS_ADD_FILE(sleep_level_override, dir_data, S_IWUSR | S_IRUSR);
2555 DEBUGFS_ADD_FILE(current_sleep_command, dir_data, S_IRUSR);
4c84a8f1
JB		 2556 DEBUGFS_ADD_FILE(thermal_throttling, dir_data, S_IRUSR);
2557 DEBUGFS_ADD_FILE(disable_ht40, dir_data, S_IWUSR | S_IRUSR);
511afa3b 2558 DEBUGFS_ADD_FILE(temperature, dir_data, S_IRUSR);
ca934b67 2559
4c84a8f1
JB		 2560 DEBUGFS_ADD_FILE(rx_statistics, dir_debug, S_IRUSR);
2561 DEBUGFS_ADD_FILE(tx_statistics, dir_debug, S_IRUSR);
41f5e047 2562 DEBUGFS_ADD_FILE(traffic_log, dir_debug, S_IWUSR | S_IRUSR);
4c84a8f1
JB		 2563 DEBUGFS_ADD_FILE(power_save_status, dir_debug, S_IRUSR);
2564 DEBUGFS_ADD_FILE(clear_ucode_statistics, dir_debug, S_IWUSR);
2565 DEBUGFS_ADD_FILE(clear_traffic_statistics, dir_debug, S_IWUSR);
4c84a8f1 2566 DEBUGFS_ADD_FILE(missed_beacon, dir_debug, S_IWUSR);
4c84a8f1 2567 DEBUGFS_ADD_FILE(plcp_delta, dir_debug, S_IWUSR | S_IRUSR);
528c3126 2568 DEBUGFS_ADD_FILE(force_reset, dir_debug, S_IWUSR | S_IRUSR);
b8c76267
AK		 2569 DEBUGFS_ADD_FILE(ucode_rx_stats, dir_debug, S_IRUSR);
2570 DEBUGFS_ADD_FILE(ucode_tx_stats, dir_debug, S_IRUSR);
2571 DEBUGFS_ADD_FILE(ucode_general_stats, dir_debug, S_IRUSR);
c68744fb 2572 DEBUGFS_ADD_FILE(txfifo_flush, dir_debug, S_IWUSR);
c6abdc0d 2573 DEBUGFS_ADD_FILE(protection_mode, dir_debug, S_IWUSR | S_IRUSR);
703bc583
WYG		 2574 DEBUGFS_ADD_FILE(sensitivity, dir_debug, S_IRUSR);
2575 DEBUGFS_ADD_FILE(chain_noise, dir_debug, S_IRUSR);
b7af6a99 2576 DEBUGFS_ADD_FILE(ucode_tracing, dir_debug, S_IWUSR | S_IRUSR);
0da0e5bf 2577 DEBUGFS_ADD_FILE(ucode_bt_stats, dir_debug, S_IRUSR);
54a9aa65 2578 DEBUGFS_ADD_FILE(reply_tx_error, dir_debug, S_IRUSR);
60987206
JB		 2579 DEBUGFS_ADD_FILE(rxon_flags, dir_debug, S_IWUSR);
2580 DEBUGFS_ADD_FILE(rxon_filter_flags, dir_debug, S_IWUSR);
7e4005cc 2581 DEBUGFS_ADD_FILE(echo_test, dir_debug, S_IWUSR);
2fdfc476
MV		 2582 DEBUGFS_ADD_FILE(log_event, dir_debug, S_IWUSR | S_IRUSR);
2583
88e58fc5 2584 if (iwl_advanced_bt_coexist(priv))
befe8c46 2585 DEBUGFS_ADD_FILE(bt_traffic, dir_debug, S_IRUSR);
ca934b67 2586
703bc583
WYG		 2587 DEBUGFS_ADD_BOOL(disable_sensitivity, dir_rf,
2588 &priv->disable_sens_cal);
2589 DEBUGFS_ADD_BOOL(disable_chain_noise, dir_rf,
2590 &priv->disable_chain_noise_cal);
87e5666c
EG		 2591
2592 if (iwl_trans_dbgfs_register(trans(priv), dir_debug))
2593 goto err;
712b6cf5
TW		 2594 return 0;
2595
2596err:
4c84a8f1 2597 IWL_ERR(priv, "Can't create the debugfs directory\n");
712b6cf5 2598 iwl_dbgfs_unregister(priv);
4c84a8f1 2599 return -ENOMEM;
712b6cf5 2600}
712b6cf5
TW		 2601
2602/**
2603 * Remove the debugfs files and directories
2604 *
2605 */
2606void iwl_dbgfs_unregister(struct iwl_priv *priv)
2607{
4c84a8f1 2608 if (!priv->debugfs_dir)
712b6cf5
TW		 2609 return;
2610
4c84a8f1
JB		 2611 debugfs_remove_recursive(priv->debugfs_dir);
2612 priv->debugfs_dir = NULL;
712b6cf5 2613}
Linux kernel - Deliverables
This page took 0.724424 seconds and 5 git commands to generate.