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Merge branch 'topic/hda-cache' into topic/hda
[deliverable/linux.git] / drivers / net / wireless / iwlwifi / iwl-debugfs.c
1 /******************************************************************************
2 *
3 * GPL LICENSE SUMMARY
4 *
5 * Copyright(c) 2008 - 2009 Intel Corporation. All rights reserved.
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:
25 * Intel Linux Wireless <ilw@linux.intel.com>
26 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
27 *****************************************************************************/
28
29 #include <linux/kernel.h>
30 #include <linux/module.h>
31 #include <linux/debugfs.h>
32
33 #include <linux/ieee80211.h>
34 #include <net/mac80211.h>
35
36
37 #include "iwl-dev.h"
38 #include "iwl-debug.h"
39 #include "iwl-core.h"
40 #include "iwl-io.h"
41
42
43 /* create and remove of files */
44 #define DEBUGFS_ADD_DIR(name, parent) do { \
45 dbgfs->dir_##name = debugfs_create_dir(#name, parent); \
46 if (!(dbgfs->dir_##name)) \
47 goto err; \
48 } while (0)
49
50 #define DEBUGFS_ADD_FILE(name, parent) do { \
51 dbgfs->dbgfs_##parent##_files.file_##name = \
52 debugfs_create_file(#name, 0644, dbgfs->dir_##parent, priv, \
53 &iwl_dbgfs_##name##_ops); \
54 if (!(dbgfs->dbgfs_##parent##_files.file_##name)) \
55 goto err; \
56 } while (0)
57
58 #define DEBUGFS_ADD_BOOL(name, parent, ptr) do { \
59 dbgfs->dbgfs_##parent##_files.file_##name = \
60 debugfs_create_bool(#name, 0644, dbgfs->dir_##parent, ptr); \
61 if (IS_ERR(dbgfs->dbgfs_##parent##_files.file_##name) \
62 || !dbgfs->dbgfs_##parent##_files.file_##name) \
63 goto err; \
64 } while (0)
65
66 #define DEBUGFS_ADD_X32(name, parent, ptr) do { \
67 dbgfs->dbgfs_##parent##_files.file_##name = \
68 debugfs_create_x32(#name, 0444, dbgfs->dir_##parent, ptr); \
69 if (IS_ERR(dbgfs->dbgfs_##parent##_files.file_##name) \
70 || !dbgfs->dbgfs_##parent##_files.file_##name) \
71 goto err; \
72 } while (0)
73
74 #define DEBUGFS_REMOVE(name) do { \
75 debugfs_remove(name); \
76 name = NULL; \
77 } while (0);
78
79 /* file operation */
80 #define DEBUGFS_READ_FUNC(name) \
81 static ssize_t iwl_dbgfs_##name##_read(struct file *file, \
82 char __user *user_buf, \
83 size_t count, loff_t *ppos);
84
85 #define DEBUGFS_WRITE_FUNC(name) \
86 static ssize_t iwl_dbgfs_##name##_write(struct file *file, \
87 const char __user *user_buf, \
88 size_t count, loff_t *ppos);
89
90
91 static int iwl_dbgfs_open_file_generic(struct inode *inode, struct file *file)
92 {
93 file->private_data = inode->i_private;
94 return 0;
95 }
96
97 #define DEBUGFS_READ_FILE_OPS(name) \
98 DEBUGFS_READ_FUNC(name); \
99 static const struct file_operations iwl_dbgfs_##name##_ops = { \
100 .read = iwl_dbgfs_##name##_read, \
101 .open = iwl_dbgfs_open_file_generic, \
102 };
103
104 #define DEBUGFS_WRITE_FILE_OPS(name) \
105 DEBUGFS_WRITE_FUNC(name); \
106 static const struct file_operations iwl_dbgfs_##name##_ops = { \
107 .write = iwl_dbgfs_##name##_write, \
108 .open = iwl_dbgfs_open_file_generic, \
109 };
110
111
112 #define DEBUGFS_READ_WRITE_FILE_OPS(name) \
113 DEBUGFS_READ_FUNC(name); \
114 DEBUGFS_WRITE_FUNC(name); \
115 static const struct file_operations iwl_dbgfs_##name##_ops = { \
116 .write = iwl_dbgfs_##name##_write, \
117 .read = iwl_dbgfs_##name##_read, \
118 .open = iwl_dbgfs_open_file_generic, \
119 };
120
121
122 static ssize_t iwl_dbgfs_tx_statistics_read(struct file *file,
123 char __user *user_buf,
124 size_t count, loff_t *ppos) {
125
126 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
127 char buf[256];
128 int pos = 0;
129 const size_t bufsz = sizeof(buf);
130
131 pos += scnprintf(buf + pos, bufsz - pos, "mgmt: %u\n",
132 priv->tx_stats[0].cnt);
133 pos += scnprintf(buf + pos, bufsz - pos, "ctrl: %u\n",
134 priv->tx_stats[1].cnt);
135 pos += scnprintf(buf + pos, bufsz - pos, "data: %u\n",
136 priv->tx_stats[2].cnt);
137
138 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
139 }
140
141 static ssize_t iwl_dbgfs_rx_statistics_read(struct file *file,
142 char __user *user_buf,
143 size_t count, loff_t *ppos) {
144
145 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
146 char buf[256];
147 int pos = 0;
148 const size_t bufsz = sizeof(buf);
149
150 pos += scnprintf(buf + pos, bufsz - pos, "mgmt: %u\n",
151 priv->rx_stats[0].cnt);
152 pos += scnprintf(buf + pos, bufsz - pos, "ctrl: %u\n",
153 priv->rx_stats[1].cnt);
154 pos += scnprintf(buf + pos, bufsz - pos, "data: %u\n",
155 priv->rx_stats[2].cnt);
156
157 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
158 }
159
160 #define BYTE1_MASK 0x000000ff;
161 #define BYTE2_MASK 0x0000ffff;
162 #define BYTE3_MASK 0x00ffffff;
163 static ssize_t iwl_dbgfs_sram_read(struct file *file,
164 char __user *user_buf,
165 size_t count, loff_t *ppos)
166 {
167 u32 val;
168 char buf[1024];
169 ssize_t ret;
170 int i;
171 int pos = 0;
172 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
173 const size_t bufsz = sizeof(buf);
174
175 iwl_grab_nic_access(priv);
176 for (i = priv->dbgfs->sram_len; i > 0; i -= 4) {
177 val = iwl_read_targ_mem(priv, priv->dbgfs->sram_offset + \
178 priv->dbgfs->sram_len - i);
179 if (i < 4) {
180 switch (i) {
181 case 1:
182 val &= BYTE1_MASK;
183 break;
184 case 2:
185 val &= BYTE2_MASK;
186 break;
187 case 3:
188 val &= BYTE3_MASK;
189 break;
190 }
191 }
192 pos += scnprintf(buf + pos, bufsz - pos, "0x%08x ", val);
193 }
194 pos += scnprintf(buf + pos, bufsz - pos, "\n");
195 iwl_release_nic_access(priv);
196
197 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
198 return ret;
199 }
200
201 static ssize_t iwl_dbgfs_sram_write(struct file *file,
202 const char __user *user_buf,
203 size_t count, loff_t *ppos)
204 {
205 struct iwl_priv *priv = file->private_data;
206 char buf[64];
207 int buf_size;
208 u32 offset, len;
209
210 memset(buf, 0, sizeof(buf));
211 buf_size = min(count, sizeof(buf) - 1);
212 if (copy_from_user(buf, user_buf, buf_size))
213 return -EFAULT;
214
215 if (sscanf(buf, "%x,%x", &offset, &len) == 2) {
216 priv->dbgfs->sram_offset = offset;
217 priv->dbgfs->sram_len = len;
218 } else {
219 priv->dbgfs->sram_offset = 0;
220 priv->dbgfs->sram_len = 0;
221 }
222
223 return count;
224 }
225
226 static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf,
227 size_t count, loff_t *ppos)
228 {
229 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
230 struct iwl_station_entry *station;
231 int max_sta = priv->hw_params.max_stations;
232 char *buf;
233 int i, j, pos = 0;
234 ssize_t ret;
235 /* Add 30 for initial string */
236 const size_t bufsz = 30 + sizeof(char) * 500 * (priv->num_stations);
237
238 buf = kmalloc(bufsz, GFP_KERNEL);
239 if (!buf)
240 return -ENOMEM;
241
242 pos += scnprintf(buf + pos, bufsz - pos, "num of stations: %d\n\n",
243 priv->num_stations);
244
245 for (i = 0; i < max_sta; i++) {
246 station = &priv->stations[i];
247 if (station->used) {
248 pos += scnprintf(buf + pos, bufsz - pos,
249 "station %d:\ngeneral data:\n", i+1);
250 pos += scnprintf(buf + pos, bufsz - pos, "id: %u\n",
251 station->sta.sta.sta_id);
252 pos += scnprintf(buf + pos, bufsz - pos, "mode: %u\n",
253 station->sta.mode);
254 pos += scnprintf(buf + pos, bufsz - pos,
255 "flags: 0x%x\n",
256 station->sta.station_flags_msk);
257 pos += scnprintf(buf + pos, bufsz - pos,
258 "ps_status: %u\n", station->ps_status);
259 pos += scnprintf(buf + pos, bufsz - pos, "tid data:\n");
260 pos += scnprintf(buf + pos, bufsz - pos,
261 "seq_num\t\ttxq_id");
262 pos += scnprintf(buf + pos, bufsz - pos,
263 "\tframe_count\twait_for_ba\t");
264 pos += scnprintf(buf + pos, bufsz - pos,
265 "start_idx\tbitmap0\t");
266 pos += scnprintf(buf + pos, bufsz - pos,
267 "bitmap1\trate_n_flags");
268 pos += scnprintf(buf + pos, bufsz - pos, "\n");
269
270 for (j = 0; j < MAX_TID_COUNT; j++) {
271 pos += scnprintf(buf + pos, bufsz - pos,
272 "[%d]:\t\t%u", j,
273 station->tid[j].seq_number);
274 pos += scnprintf(buf + pos, bufsz - pos,
275 "\t%u\t\t%u\t\t%u\t\t",
276 station->tid[j].agg.txq_id,
277 station->tid[j].agg.frame_count,
278 station->tid[j].agg.wait_for_ba);
279 pos += scnprintf(buf + pos, bufsz - pos,
280 "%u\t%llu\t%u",
281 station->tid[j].agg.start_idx,
282 (unsigned long long)station->tid[j].agg.bitmap,
283 station->tid[j].agg.rate_n_flags);
284 pos += scnprintf(buf + pos, bufsz - pos, "\n");
285 }
286 pos += scnprintf(buf + pos, bufsz - pos, "\n");
287 }
288 }
289
290 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
291 kfree(buf);
292 return ret;
293 }
294
295 static ssize_t iwl_dbgfs_eeprom_read(struct file *file,
296 char __user *user_buf,
297 size_t count,
298 loff_t *ppos)
299 {
300 ssize_t ret;
301 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
302 int pos = 0, ofs = 0, buf_size = 0;
303 const u8 *ptr;
304 char *buf;
305 size_t eeprom_len = priv->cfg->eeprom_size;
306 buf_size = 4 * eeprom_len + 256;
307
308 if (eeprom_len % 16) {
309 IWL_ERR(priv, "EEPROM size is not multiple of 16.\n");
310 return -ENODATA;
311 }
312
313 /* 4 characters for byte 0xYY */
314 buf = kzalloc(buf_size, GFP_KERNEL);
315 if (!buf) {
316 IWL_ERR(priv, "Can not allocate Buffer\n");
317 return -ENOMEM;
318 }
319
320 ptr = priv->eeprom;
321 for (ofs = 0 ; ofs < eeprom_len ; ofs += 16) {
322 pos += scnprintf(buf + pos, buf_size - pos, "0x%.4x ", ofs);
323 hex_dump_to_buffer(ptr + ofs, 16 , 16, 2, buf + pos,
324 buf_size - pos, 0);
325 pos += strlen(buf);
326 if (buf_size - pos > 0)
327 buf[pos++] = '\n';
328 }
329
330 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
331 kfree(buf);
332 return ret;
333 }
334
335 static ssize_t iwl_dbgfs_log_event_write(struct file *file,
336 const char __user *user_buf,
337 size_t count, loff_t *ppos)
338 {
339 struct iwl_priv *priv = file->private_data;
340 u32 event_log_flag;
341 char buf[8];
342 int buf_size;
343
344 memset(buf, 0, sizeof(buf));
345 buf_size = min(count, sizeof(buf) - 1);
346 if (copy_from_user(buf, user_buf, buf_size))
347 return -EFAULT;
348 if (sscanf(buf, "%d", &event_log_flag) != 1)
349 return -EFAULT;
350 if (event_log_flag == 1)
351 iwl_dump_nic_event_log(priv);
352
353 return count;
354 }
355
356
357
358 static ssize_t iwl_dbgfs_channels_read(struct file *file, char __user *user_buf,
359 size_t count, loff_t *ppos)
360 {
361 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
362 struct ieee80211_channel *channels = NULL;
363 const struct ieee80211_supported_band *supp_band = NULL;
364 int pos = 0, i, bufsz = PAGE_SIZE;
365 char *buf;
366 ssize_t ret;
367
368 if (!test_bit(STATUS_GEO_CONFIGURED, &priv->status))
369 return -EAGAIN;
370
371 buf = kzalloc(bufsz, GFP_KERNEL);
372 if (!buf) {
373 IWL_ERR(priv, "Can not allocate Buffer\n");
374 return -ENOMEM;
375 }
376
377 supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_2GHZ);
378 channels = supp_band->channels;
379
380 pos += scnprintf(buf + pos, bufsz - pos,
381 "Displaying %d channels in 2.4GHz band 802.11bg):\n",
382 supp_band->n_channels);
383
384 for (i = 0; i < supp_band->n_channels; i++)
385 pos += scnprintf(buf + pos, bufsz - pos,
386 "%d: %ddBm: BSS%s%s, %s.\n",
387 ieee80211_frequency_to_channel(
388 channels[i].center_freq),
389 channels[i].max_power,
390 channels[i].flags & IEEE80211_CHAN_RADAR ?
391 " (IEEE 802.11h required)" : "",
392 (!(channels[i].flags & IEEE80211_CHAN_NO_IBSS)
393 || (channels[i].flags &
394 IEEE80211_CHAN_RADAR)) ? "" :
395 ", IBSS",
396 channels[i].flags &
397 IEEE80211_CHAN_PASSIVE_SCAN ?
398 "passive only" : "active/passive");
399
400 supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_5GHZ);
401 channels = supp_band->channels;
402
403 pos += scnprintf(buf + pos, bufsz - pos,
404 "Displaying %d channels in 5.2GHz band (802.11a)\n",
405 supp_band->n_channels);
406
407 for (i = 0; i < supp_band->n_channels; i++)
408 pos += scnprintf(buf + pos, bufsz - pos,
409 "%d: %ddBm: BSS%s%s, %s.\n",
410 ieee80211_frequency_to_channel(
411 channels[i].center_freq),
412 channels[i].max_power,
413 channels[i].flags & IEEE80211_CHAN_RADAR ?
414 " (IEEE 802.11h required)" : "",
415 ((channels[i].flags & IEEE80211_CHAN_NO_IBSS)
416 || (channels[i].flags &
417 IEEE80211_CHAN_RADAR)) ? "" :
418 ", IBSS",
419 channels[i].flags &
420 IEEE80211_CHAN_PASSIVE_SCAN ?
421 "passive only" : "active/passive");
422
423 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
424 kfree(buf);
425 return ret;
426 }
427
428 static ssize_t iwl_dbgfs_status_read(struct file *file,
429 char __user *user_buf,
430 size_t count, loff_t *ppos) {
431
432 struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
433 char buf[512];
434 int pos = 0;
435 const size_t bufsz = sizeof(buf);
436
437 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_HCMD_ACTIVE:\t %d\n",
438 test_bit(STATUS_HCMD_ACTIVE, &priv->status));
439 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_HCMD_SYNC_ACTIVE: %d\n",
440 test_bit(STATUS_HCMD_SYNC_ACTIVE, &priv->status));
441 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INT_ENABLED:\t %d\n",
442 test_bit(STATUS_INT_ENABLED, &priv->status));
443 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_RF_KILL_HW:\t %d\n",
444 test_bit(STATUS_RF_KILL_HW, &priv->status));
445 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_RF_KILL_SW:\t %d\n",
446 test_bit(STATUS_RF_KILL_SW, &priv->status));
447 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INIT:\t\t %d\n",
448 test_bit(STATUS_INIT, &priv->status));
449 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_ALIVE:\t\t %d\n",
450 test_bit(STATUS_ALIVE, &priv->status));
451 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_READY:\t\t %d\n",
452 test_bit(STATUS_READY, &priv->status));
453 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_TEMPERATURE:\t %d\n",
454 test_bit(STATUS_TEMPERATURE, &priv->status));
455 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_GEO_CONFIGURED:\t %d\n",
456 test_bit(STATUS_GEO_CONFIGURED, &priv->status));
457 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_EXIT_PENDING:\t %d\n",
458 test_bit(STATUS_EXIT_PENDING, &priv->status));
459 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_IN_SUSPEND:\t %d\n",
460 test_bit(STATUS_IN_SUSPEND, &priv->status));
461 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_STATISTICS:\t %d\n",
462 test_bit(STATUS_STATISTICS, &priv->status));
463 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCANNING:\t %d\n",
464 test_bit(STATUS_SCANNING, &priv->status));
465 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_ABORTING:\t %d\n",
466 test_bit(STATUS_SCAN_ABORTING, &priv->status));
467 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_HW:\t\t %d\n",
468 test_bit(STATUS_SCAN_HW, &priv->status));
469 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_POWER_PMI:\t %d\n",
470 test_bit(STATUS_POWER_PMI, &priv->status));
471 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_FW_ERROR:\t %d\n",
472 test_bit(STATUS_FW_ERROR, &priv->status));
473 pos += scnprintf(buf + pos, bufsz - pos, "STATUS_MODE_PENDING:\t %d\n",
474 test_bit(STATUS_MODE_PENDING, &priv->status));
475 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
476 }
477
478 DEBUGFS_READ_WRITE_FILE_OPS(sram);
479 DEBUGFS_WRITE_FILE_OPS(log_event);
480 DEBUGFS_READ_FILE_OPS(eeprom);
481 DEBUGFS_READ_FILE_OPS(stations);
482 DEBUGFS_READ_FILE_OPS(rx_statistics);
483 DEBUGFS_READ_FILE_OPS(tx_statistics);
484 DEBUGFS_READ_FILE_OPS(channels);
485 DEBUGFS_READ_FILE_OPS(status);
486
487 /*
488 * Create the debugfs files and directories
489 *
490 */
491 int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
492 {
493 struct iwl_debugfs *dbgfs;
494 struct dentry *phyd = priv->hw->wiphy->debugfsdir;
495 int ret = 0;
496
497 dbgfs = kzalloc(sizeof(struct iwl_debugfs), GFP_KERNEL);
498 if (!dbgfs) {
499 ret = -ENOMEM;
500 goto err;
501 }
502
503 priv->dbgfs = dbgfs;
504 dbgfs->name = name;
505 dbgfs->dir_drv = debugfs_create_dir(name, phyd);
506 if (!dbgfs->dir_drv || IS_ERR(dbgfs->dir_drv)) {
507 ret = -ENOENT;
508 goto err;
509 }
510
511 DEBUGFS_ADD_DIR(data, dbgfs->dir_drv);
512 DEBUGFS_ADD_DIR(rf, dbgfs->dir_drv);
513 DEBUGFS_ADD_FILE(eeprom, data);
514 DEBUGFS_ADD_FILE(sram, data);
515 DEBUGFS_ADD_FILE(log_event, data);
516 DEBUGFS_ADD_FILE(stations, data);
517 DEBUGFS_ADD_FILE(rx_statistics, data);
518 DEBUGFS_ADD_FILE(tx_statistics, data);
519 DEBUGFS_ADD_FILE(channels, data);
520 DEBUGFS_ADD_FILE(status, data);
521 DEBUGFS_ADD_BOOL(disable_sensitivity, rf, &priv->disable_sens_cal);
522 DEBUGFS_ADD_BOOL(disable_chain_noise, rf,
523 &priv->disable_chain_noise_cal);
524 DEBUGFS_ADD_BOOL(disable_tx_power, rf, &priv->disable_tx_power_cal);
525 return 0;
526
527 err:
528 IWL_ERR(priv, "Can't open the debugfs directory\n");
529 iwl_dbgfs_unregister(priv);
530 return ret;
531 }
532 EXPORT_SYMBOL(iwl_dbgfs_register);
533
534 /**
535 * Remove the debugfs files and directories
536 *
537 */
538 void iwl_dbgfs_unregister(struct iwl_priv *priv)
539 {
540 if (!priv->dbgfs)
541 return;
542
543 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_eeprom);
544 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_rx_statistics);
545 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_tx_statistics);
546 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_sram);
547 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_log_event);
548 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_stations);
549 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_channels);
550 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_status);
551 DEBUGFS_REMOVE(priv->dbgfs->dir_data);
552 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_rf_files.file_disable_sensitivity);
553 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_rf_files.file_disable_chain_noise);
554 DEBUGFS_REMOVE(priv->dbgfs->dbgfs_rf_files.file_disable_tx_power);
555 DEBUGFS_REMOVE(priv->dbgfs->dir_rf);
556 DEBUGFS_REMOVE(priv->dbgfs->dir_drv);
557 kfree(priv->dbgfs);
558 priv->dbgfs = NULL;
559 }
560 EXPORT_SYMBOL(iwl_dbgfs_unregister);
561
562
563
Linux kernel - Deliverables
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