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be663ab6 WYG |
1 | /****************************************************************************** |
2 | * | |
3 | * GPL LICENSE SUMMARY | |
4 | * | |
5 | * Copyright(c) 2008 - 2011 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 | #include <linux/ieee80211.h> | |
29 | #include <net/mac80211.h> | |
30 | ||
31 | ||
32 | #include "iwl-dev.h" | |
33 | #include "iwl-debug.h" | |
34 | #include "iwl-core.h" | |
35 | #include "iwl-io.h" | |
36 | ||
37 | /* create and remove of files */ | |
38 | #define DEBUGFS_ADD_FILE(name, parent, mode) do { \ | |
39 | if (!debugfs_create_file(#name, mode, parent, priv, \ | |
40 | &iwl_legacy_dbgfs_##name##_ops)) \ | |
41 | goto err; \ | |
42 | } while (0) | |
43 | ||
44 | #define DEBUGFS_ADD_BOOL(name, parent, ptr) do { \ | |
45 | struct dentry *__tmp; \ | |
46 | __tmp = debugfs_create_bool(#name, S_IWUSR | S_IRUSR, \ | |
47 | parent, ptr); \ | |
48 | if (IS_ERR(__tmp) || !__tmp) \ | |
49 | goto err; \ | |
50 | } while (0) | |
51 | ||
52 | #define DEBUGFS_ADD_X32(name, parent, ptr) do { \ | |
53 | struct dentry *__tmp; \ | |
54 | __tmp = debugfs_create_x32(#name, S_IWUSR | S_IRUSR, \ | |
55 | parent, ptr); \ | |
56 | if (IS_ERR(__tmp) || !__tmp) \ | |
57 | goto err; \ | |
58 | } while (0) | |
59 | ||
60 | /* file operation */ | |
61 | #define DEBUGFS_READ_FUNC(name) \ | |
62 | static ssize_t iwl_legacy_dbgfs_##name##_read(struct file *file, \ | |
63 | char __user *user_buf, \ | |
64 | size_t count, loff_t *ppos); | |
65 | ||
66 | #define DEBUGFS_WRITE_FUNC(name) \ | |
67 | static ssize_t iwl_legacy_dbgfs_##name##_write(struct file *file, \ | |
68 | const char __user *user_buf, \ | |
69 | size_t count, loff_t *ppos); | |
70 | ||
71 | ||
72 | static int | |
73 | iwl_legacy_dbgfs_open_file_generic(struct inode *inode, struct file *file) | |
74 | { | |
75 | file->private_data = inode->i_private; | |
76 | return 0; | |
77 | } | |
78 | ||
79 | #define DEBUGFS_READ_FILE_OPS(name) \ | |
80 | DEBUGFS_READ_FUNC(name); \ | |
81 | static const struct file_operations iwl_legacy_dbgfs_##name##_ops = { \ | |
82 | .read = iwl_legacy_dbgfs_##name##_read, \ | |
83 | .open = iwl_legacy_dbgfs_open_file_generic, \ | |
84 | .llseek = generic_file_llseek, \ | |
85 | }; | |
86 | ||
87 | #define DEBUGFS_WRITE_FILE_OPS(name) \ | |
88 | DEBUGFS_WRITE_FUNC(name); \ | |
89 | static const struct file_operations iwl_legacy_dbgfs_##name##_ops = { \ | |
90 | .write = iwl_legacy_dbgfs_##name##_write, \ | |
91 | .open = iwl_legacy_dbgfs_open_file_generic, \ | |
92 | .llseek = generic_file_llseek, \ | |
93 | }; | |
94 | ||
95 | #define DEBUGFS_READ_WRITE_FILE_OPS(name) \ | |
96 | DEBUGFS_READ_FUNC(name); \ | |
97 | DEBUGFS_WRITE_FUNC(name); \ | |
98 | static const struct file_operations iwl_legacy_dbgfs_##name##_ops = { \ | |
99 | .write = iwl_legacy_dbgfs_##name##_write, \ | |
100 | .read = iwl_legacy_dbgfs_##name##_read, \ | |
101 | .open = iwl_legacy_dbgfs_open_file_generic, \ | |
102 | .llseek = generic_file_llseek, \ | |
103 | }; | |
104 | ||
105 | static ssize_t iwl_legacy_dbgfs_tx_statistics_read(struct file *file, | |
106 | char __user *user_buf, | |
107 | size_t count, loff_t *ppos) { | |
108 | ||
109 | struct iwl_priv *priv = file->private_data; | |
110 | char *buf; | |
111 | int pos = 0; | |
112 | ||
113 | int cnt; | |
114 | ssize_t ret; | |
115 | const size_t bufsz = 100 + | |
116 | sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX); | |
117 | buf = kzalloc(bufsz, GFP_KERNEL); | |
118 | if (!buf) | |
119 | return -ENOMEM; | |
120 | pos += scnprintf(buf + pos, bufsz - pos, "Management:\n"); | |
121 | for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) { | |
122 | pos += scnprintf(buf + pos, bufsz - pos, | |
123 | "\t%25s\t\t: %u\n", | |
124 | iwl_legacy_get_mgmt_string(cnt), | |
125 | priv->tx_stats.mgmt[cnt]); | |
126 | } | |
127 | pos += scnprintf(buf + pos, bufsz - pos, "Control\n"); | |
128 | for (cnt = 0; cnt < CONTROL_MAX; cnt++) { | |
129 | pos += scnprintf(buf + pos, bufsz - pos, | |
130 | "\t%25s\t\t: %u\n", | |
131 | iwl_legacy_get_ctrl_string(cnt), | |
132 | priv->tx_stats.ctrl[cnt]); | |
133 | } | |
134 | pos += scnprintf(buf + pos, bufsz - pos, "Data:\n"); | |
135 | pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n", | |
136 | priv->tx_stats.data_cnt); | |
137 | pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n", | |
138 | priv->tx_stats.data_bytes); | |
139 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
140 | kfree(buf); | |
141 | return ret; | |
142 | } | |
143 | ||
144 | static ssize_t | |
145 | iwl_legacy_dbgfs_clear_traffic_statistics_write(struct file *file, | |
146 | const char __user *user_buf, | |
147 | size_t count, loff_t *ppos) | |
148 | { | |
149 | struct iwl_priv *priv = file->private_data; | |
150 | u32 clear_flag; | |
151 | char buf[8]; | |
152 | int buf_size; | |
153 | ||
154 | memset(buf, 0, sizeof(buf)); | |
155 | buf_size = min(count, sizeof(buf) - 1); | |
156 | if (copy_from_user(buf, user_buf, buf_size)) | |
157 | return -EFAULT; | |
158 | if (sscanf(buf, "%x", &clear_flag) != 1) | |
159 | return -EFAULT; | |
160 | iwl_legacy_clear_traffic_stats(priv); | |
161 | ||
162 | return count; | |
163 | } | |
164 | ||
165 | static ssize_t iwl_legacy_dbgfs_rx_statistics_read(struct file *file, | |
166 | char __user *user_buf, | |
167 | size_t count, loff_t *ppos) { | |
168 | ||
169 | struct iwl_priv *priv = file->private_data; | |
170 | char *buf; | |
171 | int pos = 0; | |
172 | int cnt; | |
173 | ssize_t ret; | |
174 | const size_t bufsz = 100 + | |
175 | sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX); | |
176 | buf = kzalloc(bufsz, GFP_KERNEL); | |
177 | if (!buf) | |
178 | return -ENOMEM; | |
179 | ||
180 | pos += scnprintf(buf + pos, bufsz - pos, "Management:\n"); | |
181 | for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) { | |
182 | pos += scnprintf(buf + pos, bufsz - pos, | |
183 | "\t%25s\t\t: %u\n", | |
184 | iwl_legacy_get_mgmt_string(cnt), | |
185 | priv->rx_stats.mgmt[cnt]); | |
186 | } | |
187 | pos += scnprintf(buf + pos, bufsz - pos, "Control:\n"); | |
188 | for (cnt = 0; cnt < CONTROL_MAX; cnt++) { | |
189 | pos += scnprintf(buf + pos, bufsz - pos, | |
190 | "\t%25s\t\t: %u\n", | |
191 | iwl_legacy_get_ctrl_string(cnt), | |
192 | priv->rx_stats.ctrl[cnt]); | |
193 | } | |
194 | pos += scnprintf(buf + pos, bufsz - pos, "Data:\n"); | |
195 | pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n", | |
196 | priv->rx_stats.data_cnt); | |
197 | pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n", | |
198 | priv->rx_stats.data_bytes); | |
199 | ||
200 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
201 | kfree(buf); | |
202 | return ret; | |
203 | } | |
204 | ||
205 | #define BYTE1_MASK 0x000000ff; | |
206 | #define BYTE2_MASK 0x0000ffff; | |
207 | #define BYTE3_MASK 0x00ffffff; | |
208 | static ssize_t iwl_legacy_dbgfs_sram_read(struct file *file, | |
209 | char __user *user_buf, | |
210 | size_t count, loff_t *ppos) | |
211 | { | |
212 | u32 val; | |
213 | char *buf; | |
214 | ssize_t ret; | |
215 | int i; | |
216 | int pos = 0; | |
217 | struct iwl_priv *priv = file->private_data; | |
218 | size_t bufsz; | |
219 | ||
220 | /* default is to dump the entire data segment */ | |
221 | if (!priv->dbgfs_sram_offset && !priv->dbgfs_sram_len) { | |
222 | priv->dbgfs_sram_offset = 0x800000; | |
223 | if (priv->ucode_type == UCODE_INIT) | |
224 | priv->dbgfs_sram_len = priv->ucode_init_data.len; | |
225 | else | |
226 | priv->dbgfs_sram_len = priv->ucode_data.len; | |
227 | } | |
228 | bufsz = 30 + priv->dbgfs_sram_len * sizeof(char) * 10; | |
229 | buf = kmalloc(bufsz, GFP_KERNEL); | |
230 | if (!buf) | |
231 | return -ENOMEM; | |
232 | pos += scnprintf(buf + pos, bufsz - pos, "sram_len: 0x%x\n", | |
233 | priv->dbgfs_sram_len); | |
234 | pos += scnprintf(buf + pos, bufsz - pos, "sram_offset: 0x%x\n", | |
235 | priv->dbgfs_sram_offset); | |
236 | for (i = priv->dbgfs_sram_len; i > 0; i -= 4) { | |
237 | val = iwl_legacy_read_targ_mem(priv, priv->dbgfs_sram_offset + \ | |
238 | priv->dbgfs_sram_len - i); | |
239 | if (i < 4) { | |
240 | switch (i) { | |
241 | case 1: | |
242 | val &= BYTE1_MASK; | |
243 | break; | |
244 | case 2: | |
245 | val &= BYTE2_MASK; | |
246 | break; | |
247 | case 3: | |
248 | val &= BYTE3_MASK; | |
249 | break; | |
250 | } | |
251 | } | |
252 | if (!(i % 16)) | |
253 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
254 | pos += scnprintf(buf + pos, bufsz - pos, "0x%08x ", val); | |
255 | } | |
256 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
257 | ||
258 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
259 | kfree(buf); | |
260 | return ret; | |
261 | } | |
262 | ||
263 | static ssize_t iwl_legacy_dbgfs_sram_write(struct file *file, | |
264 | const char __user *user_buf, | |
265 | size_t count, loff_t *ppos) | |
266 | { | |
267 | struct iwl_priv *priv = file->private_data; | |
268 | char buf[64]; | |
269 | int buf_size; | |
270 | u32 offset, len; | |
271 | ||
272 | memset(buf, 0, sizeof(buf)); | |
273 | buf_size = min(count, sizeof(buf) - 1); | |
274 | if (copy_from_user(buf, user_buf, buf_size)) | |
275 | return -EFAULT; | |
276 | ||
277 | if (sscanf(buf, "%x,%x", &offset, &len) == 2) { | |
278 | priv->dbgfs_sram_offset = offset; | |
279 | priv->dbgfs_sram_len = len; | |
280 | } else { | |
281 | priv->dbgfs_sram_offset = 0; | |
282 | priv->dbgfs_sram_len = 0; | |
283 | } | |
284 | ||
285 | return count; | |
286 | } | |
287 | ||
288 | static ssize_t | |
289 | iwl_legacy_dbgfs_stations_read(struct file *file, char __user *user_buf, | |
290 | size_t count, loff_t *ppos) | |
291 | { | |
292 | struct iwl_priv *priv = file->private_data; | |
293 | struct iwl_station_entry *station; | |
294 | int max_sta = priv->hw_params.max_stations; | |
295 | char *buf; | |
296 | int i, j, pos = 0; | |
297 | ssize_t ret; | |
298 | /* Add 30 for initial string */ | |
299 | const size_t bufsz = 30 + sizeof(char) * 500 * (priv->num_stations); | |
300 | ||
301 | buf = kmalloc(bufsz, GFP_KERNEL); | |
302 | if (!buf) | |
303 | return -ENOMEM; | |
304 | ||
305 | pos += scnprintf(buf + pos, bufsz - pos, "num of stations: %d\n\n", | |
306 | priv->num_stations); | |
307 | ||
308 | for (i = 0; i < max_sta; i++) { | |
309 | station = &priv->stations[i]; | |
310 | if (!station->used) | |
311 | continue; | |
312 | pos += scnprintf(buf + pos, bufsz - pos, | |
313 | "station %d - addr: %pM, flags: %#x\n", | |
314 | i, station->sta.sta.addr, | |
315 | station->sta.station_flags_msk); | |
316 | pos += scnprintf(buf + pos, bufsz - pos, | |
317 | "TID\tseq_num\ttxq_id\tframes\ttfds\t"); | |
318 | pos += scnprintf(buf + pos, bufsz - pos, | |
319 | "start_idx\tbitmap\t\t\trate_n_flags\n"); | |
320 | ||
321 | for (j = 0; j < MAX_TID_COUNT; j++) { | |
322 | pos += scnprintf(buf + pos, bufsz - pos, | |
323 | "%d:\t%#x\t%#x\t%u\t%u\t%u\t\t%#.16llx\t%#x", | |
324 | j, station->tid[j].seq_number, | |
325 | station->tid[j].agg.txq_id, | |
326 | station->tid[j].agg.frame_count, | |
327 | station->tid[j].tfds_in_queue, | |
328 | station->tid[j].agg.start_idx, | |
329 | station->tid[j].agg.bitmap, | |
330 | station->tid[j].agg.rate_n_flags); | |
331 | ||
332 | if (station->tid[j].agg.wait_for_ba) | |
333 | pos += scnprintf(buf + pos, bufsz - pos, | |
334 | " - waitforba"); | |
335 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
336 | } | |
337 | ||
338 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
339 | } | |
340 | ||
341 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
342 | kfree(buf); | |
343 | return ret; | |
344 | } | |
345 | ||
346 | static ssize_t iwl_legacy_dbgfs_nvm_read(struct file *file, | |
347 | char __user *user_buf, | |
348 | size_t count, | |
349 | loff_t *ppos) | |
350 | { | |
351 | ssize_t ret; | |
352 | struct iwl_priv *priv = file->private_data; | |
353 | int pos = 0, ofs = 0, buf_size = 0; | |
354 | const u8 *ptr; | |
355 | char *buf; | |
356 | u16 eeprom_ver; | |
357 | size_t eeprom_len = priv->cfg->base_params->eeprom_size; | |
358 | buf_size = 4 * eeprom_len + 256; | |
359 | ||
360 | if (eeprom_len % 16) { | |
361 | IWL_ERR(priv, "NVM size is not multiple of 16.\n"); | |
362 | return -ENODATA; | |
363 | } | |
364 | ||
365 | ptr = priv->eeprom; | |
366 | if (!ptr) { | |
367 | IWL_ERR(priv, "Invalid EEPROM memory\n"); | |
368 | return -ENOMEM; | |
369 | } | |
370 | ||
371 | /* 4 characters for byte 0xYY */ | |
372 | buf = kzalloc(buf_size, GFP_KERNEL); | |
373 | if (!buf) { | |
374 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
375 | return -ENOMEM; | |
376 | } | |
377 | eeprom_ver = iwl_legacy_eeprom_query16(priv, EEPROM_VERSION); | |
378 | pos += scnprintf(buf + pos, buf_size - pos, "EEPROM " | |
379 | "version: 0x%x\n", eeprom_ver); | |
380 | for (ofs = 0 ; ofs < eeprom_len ; ofs += 16) { | |
381 | pos += scnprintf(buf + pos, buf_size - pos, "0x%.4x ", ofs); | |
382 | hex_dump_to_buffer(ptr + ofs, 16 , 16, 2, buf + pos, | |
383 | buf_size - pos, 0); | |
384 | pos += strlen(buf + pos); | |
385 | if (buf_size - pos > 0) | |
386 | buf[pos++] = '\n'; | |
387 | } | |
388 | ||
389 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
390 | kfree(buf); | |
391 | return ret; | |
392 | } | |
393 | ||
394 | static ssize_t iwl_legacy_dbgfs_log_event_read(struct file *file, | |
395 | char __user *user_buf, | |
396 | size_t count, loff_t *ppos) | |
397 | { | |
398 | struct iwl_priv *priv = file->private_data; | |
399 | char *buf; | |
400 | int pos = 0; | |
401 | ssize_t ret = -ENOMEM; | |
402 | ||
403 | ret = pos = priv->cfg->ops->lib->dump_nic_event_log( | |
404 | priv, true, &buf, true); | |
405 | if (buf) { | |
406 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
407 | kfree(buf); | |
408 | } | |
409 | return ret; | |
410 | } | |
411 | ||
412 | static ssize_t iwl_legacy_dbgfs_log_event_write(struct file *file, | |
413 | const char __user *user_buf, | |
414 | size_t count, loff_t *ppos) | |
415 | { | |
416 | struct iwl_priv *priv = file->private_data; | |
417 | u32 event_log_flag; | |
418 | char buf[8]; | |
419 | int buf_size; | |
420 | ||
421 | memset(buf, 0, sizeof(buf)); | |
422 | buf_size = min(count, sizeof(buf) - 1); | |
423 | if (copy_from_user(buf, user_buf, buf_size)) | |
424 | return -EFAULT; | |
425 | if (sscanf(buf, "%d", &event_log_flag) != 1) | |
426 | return -EFAULT; | |
427 | if (event_log_flag == 1) | |
428 | priv->cfg->ops->lib->dump_nic_event_log(priv, true, | |
429 | NULL, false); | |
430 | ||
431 | return count; | |
432 | } | |
433 | ||
434 | ||
435 | ||
436 | static ssize_t | |
437 | iwl_legacy_dbgfs_channels_read(struct file *file, char __user *user_buf, | |
438 | size_t count, loff_t *ppos) | |
439 | { | |
440 | struct iwl_priv *priv = file->private_data; | |
441 | struct ieee80211_channel *channels = NULL; | |
442 | const struct ieee80211_supported_band *supp_band = NULL; | |
443 | int pos = 0, i, bufsz = PAGE_SIZE; | |
444 | char *buf; | |
445 | ssize_t ret; | |
446 | ||
447 | if (!test_bit(STATUS_GEO_CONFIGURED, &priv->status)) | |
448 | return -EAGAIN; | |
449 | ||
450 | buf = kzalloc(bufsz, GFP_KERNEL); | |
451 | if (!buf) { | |
452 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
453 | return -ENOMEM; | |
454 | } | |
455 | ||
456 | supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_2GHZ); | |
457 | if (supp_band) { | |
458 | channels = supp_band->channels; | |
459 | ||
460 | pos += scnprintf(buf + pos, bufsz - pos, | |
461 | "Displaying %d channels in 2.4GHz band 802.11bg):\n", | |
462 | supp_band->n_channels); | |
463 | ||
464 | for (i = 0; i < supp_band->n_channels; i++) | |
465 | pos += scnprintf(buf + pos, bufsz - pos, | |
466 | "%d: %ddBm: BSS%s%s, %s.\n", | |
467 | channels[i].hw_value, | |
468 | channels[i].max_power, | |
469 | channels[i].flags & IEEE80211_CHAN_RADAR ? | |
470 | " (IEEE 802.11h required)" : "", | |
471 | ((channels[i].flags & IEEE80211_CHAN_NO_IBSS) | |
472 | || (channels[i].flags & | |
473 | IEEE80211_CHAN_RADAR)) ? "" : | |
474 | ", IBSS", | |
475 | channels[i].flags & | |
476 | IEEE80211_CHAN_PASSIVE_SCAN ? | |
477 | "passive only" : "active/passive"); | |
478 | } | |
479 | supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_5GHZ); | |
480 | if (supp_band) { | |
481 | channels = supp_band->channels; | |
482 | ||
483 | pos += scnprintf(buf + pos, bufsz - pos, | |
484 | "Displaying %d channels in 5.2GHz band (802.11a)\n", | |
485 | supp_band->n_channels); | |
486 | ||
487 | for (i = 0; i < supp_band->n_channels; i++) | |
488 | pos += scnprintf(buf + pos, bufsz - pos, | |
489 | "%d: %ddBm: BSS%s%s, %s.\n", | |
490 | channels[i].hw_value, | |
491 | channels[i].max_power, | |
492 | channels[i].flags & IEEE80211_CHAN_RADAR ? | |
493 | " (IEEE 802.11h required)" : "", | |
494 | ((channels[i].flags & IEEE80211_CHAN_NO_IBSS) | |
495 | || (channels[i].flags & | |
496 | IEEE80211_CHAN_RADAR)) ? "" : | |
497 | ", IBSS", | |
498 | channels[i].flags & | |
499 | IEEE80211_CHAN_PASSIVE_SCAN ? | |
500 | "passive only" : "active/passive"); | |
501 | } | |
502 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
503 | kfree(buf); | |
504 | return ret; | |
505 | } | |
506 | ||
507 | static ssize_t iwl_legacy_dbgfs_status_read(struct file *file, | |
508 | char __user *user_buf, | |
509 | size_t count, loff_t *ppos) { | |
510 | ||
511 | struct iwl_priv *priv = file->private_data; | |
512 | char buf[512]; | |
513 | int pos = 0; | |
514 | const size_t bufsz = sizeof(buf); | |
515 | ||
516 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_HCMD_ACTIVE:\t %d\n", | |
517 | test_bit(STATUS_HCMD_ACTIVE, &priv->status)); | |
518 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INT_ENABLED:\t %d\n", | |
519 | test_bit(STATUS_INT_ENABLED, &priv->status)); | |
520 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_RF_KILL_HW:\t %d\n", | |
521 | test_bit(STATUS_RF_KILL_HW, &priv->status)); | |
522 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_CT_KILL:\t\t %d\n", | |
523 | test_bit(STATUS_CT_KILL, &priv->status)); | |
524 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INIT:\t\t %d\n", | |
525 | test_bit(STATUS_INIT, &priv->status)); | |
526 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_ALIVE:\t\t %d\n", | |
527 | test_bit(STATUS_ALIVE, &priv->status)); | |
528 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_READY:\t\t %d\n", | |
529 | test_bit(STATUS_READY, &priv->status)); | |
530 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_TEMPERATURE:\t %d\n", | |
531 | test_bit(STATUS_TEMPERATURE, &priv->status)); | |
532 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_GEO_CONFIGURED:\t %d\n", | |
533 | test_bit(STATUS_GEO_CONFIGURED, &priv->status)); | |
534 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_EXIT_PENDING:\t %d\n", | |
535 | test_bit(STATUS_EXIT_PENDING, &priv->status)); | |
536 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_STATISTICS:\t %d\n", | |
537 | test_bit(STATUS_STATISTICS, &priv->status)); | |
538 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCANNING:\t %d\n", | |
539 | test_bit(STATUS_SCANNING, &priv->status)); | |
540 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_ABORTING:\t %d\n", | |
541 | test_bit(STATUS_SCAN_ABORTING, &priv->status)); | |
542 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_HW:\t\t %d\n", | |
543 | test_bit(STATUS_SCAN_HW, &priv->status)); | |
544 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_POWER_PMI:\t %d\n", | |
545 | test_bit(STATUS_POWER_PMI, &priv->status)); | |
546 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_FW_ERROR:\t %d\n", | |
547 | test_bit(STATUS_FW_ERROR, &priv->status)); | |
548 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
549 | } | |
550 | ||
551 | static ssize_t iwl_legacy_dbgfs_interrupt_read(struct file *file, | |
552 | char __user *user_buf, | |
553 | size_t count, loff_t *ppos) { | |
554 | ||
555 | struct iwl_priv *priv = file->private_data; | |
556 | int pos = 0; | |
557 | int cnt = 0; | |
558 | char *buf; | |
559 | int bufsz = 24 * 64; /* 24 items * 64 char per item */ | |
560 | ssize_t ret; | |
561 | ||
562 | buf = kzalloc(bufsz, GFP_KERNEL); | |
563 | if (!buf) { | |
564 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
565 | return -ENOMEM; | |
566 | } | |
567 | ||
568 | pos += scnprintf(buf + pos, bufsz - pos, | |
569 | "Interrupt Statistics Report:\n"); | |
570 | ||
571 | pos += scnprintf(buf + pos, bufsz - pos, "HW Error:\t\t\t %u\n", | |
572 | priv->isr_stats.hw); | |
573 | pos += scnprintf(buf + pos, bufsz - pos, "SW Error:\t\t\t %u\n", | |
574 | priv->isr_stats.sw); | |
575 | if (priv->isr_stats.sw || priv->isr_stats.hw) { | |
576 | pos += scnprintf(buf + pos, bufsz - pos, | |
577 | "\tLast Restarting Code: 0x%X\n", | |
578 | priv->isr_stats.err_code); | |
579 | } | |
580 | #ifdef CONFIG_IWLWIFI_LEGACY_DEBUG | |
581 | pos += scnprintf(buf + pos, bufsz - pos, "Frame transmitted:\t\t %u\n", | |
582 | priv->isr_stats.sch); | |
583 | pos += scnprintf(buf + pos, bufsz - pos, "Alive interrupt:\t\t %u\n", | |
584 | priv->isr_stats.alive); | |
585 | #endif | |
586 | pos += scnprintf(buf + pos, bufsz - pos, | |
587 | "HW RF KILL switch toggled:\t %u\n", | |
588 | priv->isr_stats.rfkill); | |
589 | ||
590 | pos += scnprintf(buf + pos, bufsz - pos, "CT KILL:\t\t\t %u\n", | |
591 | priv->isr_stats.ctkill); | |
592 | ||
593 | pos += scnprintf(buf + pos, bufsz - pos, "Wakeup Interrupt:\t\t %u\n", | |
594 | priv->isr_stats.wakeup); | |
595 | ||
596 | pos += scnprintf(buf + pos, bufsz - pos, | |
597 | "Rx command responses:\t\t %u\n", | |
598 | priv->isr_stats.rx); | |
599 | for (cnt = 0; cnt < REPLY_MAX; cnt++) { | |
600 | if (priv->isr_stats.rx_handlers[cnt] > 0) | |
601 | pos += scnprintf(buf + pos, bufsz - pos, | |
602 | "\tRx handler[%36s]:\t\t %u\n", | |
603 | iwl_legacy_get_cmd_string(cnt), | |
604 | priv->isr_stats.rx_handlers[cnt]); | |
605 | } | |
606 | ||
607 | pos += scnprintf(buf + pos, bufsz - pos, "Tx/FH interrupt:\t\t %u\n", | |
608 | priv->isr_stats.tx); | |
609 | ||
610 | pos += scnprintf(buf + pos, bufsz - pos, "Unexpected INTA:\t\t %u\n", | |
611 | priv->isr_stats.unhandled); | |
612 | ||
613 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
614 | kfree(buf); | |
615 | return ret; | |
616 | } | |
617 | ||
618 | static ssize_t iwl_legacy_dbgfs_interrupt_write(struct file *file, | |
619 | const char __user *user_buf, | |
620 | size_t count, loff_t *ppos) | |
621 | { | |
622 | struct iwl_priv *priv = file->private_data; | |
623 | char buf[8]; | |
624 | int buf_size; | |
625 | u32 reset_flag; | |
626 | ||
627 | memset(buf, 0, sizeof(buf)); | |
628 | buf_size = min(count, sizeof(buf) - 1); | |
629 | if (copy_from_user(buf, user_buf, buf_size)) | |
630 | return -EFAULT; | |
631 | if (sscanf(buf, "%x", &reset_flag) != 1) | |
632 | return -EFAULT; | |
633 | if (reset_flag == 0) | |
634 | iwl_legacy_clear_isr_stats(priv); | |
635 | ||
636 | return count; | |
637 | } | |
638 | ||
639 | static ssize_t | |
640 | iwl_legacy_dbgfs_qos_read(struct file *file, char __user *user_buf, | |
641 | size_t count, loff_t *ppos) | |
642 | { | |
643 | struct iwl_priv *priv = file->private_data; | |
644 | struct iwl_rxon_context *ctx; | |
645 | int pos = 0, i; | |
646 | char buf[256 * NUM_IWL_RXON_CTX]; | |
647 | const size_t bufsz = sizeof(buf); | |
648 | ||
649 | for_each_context(priv, ctx) { | |
650 | pos += scnprintf(buf + pos, bufsz - pos, "context %d:\n", | |
651 | ctx->ctxid); | |
652 | for (i = 0; i < AC_NUM; i++) { | |
653 | pos += scnprintf(buf + pos, bufsz - pos, | |
654 | "\tcw_min\tcw_max\taifsn\ttxop\n"); | |
655 | pos += scnprintf(buf + pos, bufsz - pos, | |
656 | "AC[%d]\t%u\t%u\t%u\t%u\n", i, | |
657 | ctx->qos_data.def_qos_parm.ac[i].cw_min, | |
658 | ctx->qos_data.def_qos_parm.ac[i].cw_max, | |
659 | ctx->qos_data.def_qos_parm.ac[i].aifsn, | |
660 | ctx->qos_data.def_qos_parm.ac[i].edca_txop); | |
661 | } | |
662 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
663 | } | |
664 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
665 | } | |
666 | ||
667 | static ssize_t iwl_legacy_dbgfs_disable_ht40_write(struct file *file, | |
668 | const char __user *user_buf, | |
669 | size_t count, loff_t *ppos) | |
670 | { | |
671 | struct iwl_priv *priv = file->private_data; | |
672 | char buf[8]; | |
673 | int buf_size; | |
674 | int ht40; | |
675 | ||
676 | memset(buf, 0, sizeof(buf)); | |
677 | buf_size = min(count, sizeof(buf) - 1); | |
678 | if (copy_from_user(buf, user_buf, buf_size)) | |
679 | return -EFAULT; | |
680 | if (sscanf(buf, "%d", &ht40) != 1) | |
681 | return -EFAULT; | |
682 | if (!iwl_legacy_is_any_associated(priv)) | |
683 | priv->disable_ht40 = ht40 ? true : false; | |
684 | else { | |
685 | IWL_ERR(priv, "Sta associated with AP - " | |
686 | "Change to 40MHz channel support is not allowed\n"); | |
687 | return -EINVAL; | |
688 | } | |
689 | ||
690 | return count; | |
691 | } | |
692 | ||
693 | static ssize_t iwl_legacy_dbgfs_disable_ht40_read(struct file *file, | |
694 | char __user *user_buf, | |
695 | size_t count, loff_t *ppos) | |
696 | { | |
697 | struct iwl_priv *priv = file->private_data; | |
698 | char buf[100]; | |
699 | int pos = 0; | |
700 | const size_t bufsz = sizeof(buf); | |
701 | ||
702 | pos += scnprintf(buf + pos, bufsz - pos, | |
703 | "11n 40MHz Mode: %s\n", | |
704 | priv->disable_ht40 ? "Disabled" : "Enabled"); | |
705 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
706 | } | |
707 | ||
708 | DEBUGFS_READ_WRITE_FILE_OPS(sram); | |
709 | DEBUGFS_READ_WRITE_FILE_OPS(log_event); | |
710 | DEBUGFS_READ_FILE_OPS(nvm); | |
711 | DEBUGFS_READ_FILE_OPS(stations); | |
712 | DEBUGFS_READ_FILE_OPS(channels); | |
713 | DEBUGFS_READ_FILE_OPS(status); | |
714 | DEBUGFS_READ_WRITE_FILE_OPS(interrupt); | |
715 | DEBUGFS_READ_FILE_OPS(qos); | |
716 | DEBUGFS_READ_WRITE_FILE_OPS(disable_ht40); | |
717 | ||
718 | static ssize_t iwl_legacy_dbgfs_traffic_log_read(struct file *file, | |
719 | char __user *user_buf, | |
720 | size_t count, loff_t *ppos) | |
721 | { | |
722 | struct iwl_priv *priv = file->private_data; | |
723 | int pos = 0, ofs = 0; | |
724 | int cnt = 0, entry; | |
725 | struct iwl_tx_queue *txq; | |
726 | struct iwl_queue *q; | |
727 | struct iwl_rx_queue *rxq = &priv->rxq; | |
728 | char *buf; | |
729 | int bufsz = ((IWL_TRAFFIC_ENTRIES * IWL_TRAFFIC_ENTRY_SIZE * 64) * 2) + | |
730 | (priv->cfg->base_params->num_of_queues * 32 * 8) + 400; | |
731 | const u8 *ptr; | |
732 | ssize_t ret; | |
733 | ||
734 | if (!priv->txq) { | |
735 | IWL_ERR(priv, "txq not ready\n"); | |
736 | return -EAGAIN; | |
737 | } | |
738 | buf = kzalloc(bufsz, GFP_KERNEL); | |
739 | if (!buf) { | |
740 | IWL_ERR(priv, "Can not allocate buffer\n"); | |
741 | return -ENOMEM; | |
742 | } | |
743 | pos += scnprintf(buf + pos, bufsz - pos, "Tx Queue\n"); | |
744 | for (cnt = 0; cnt < priv->hw_params.max_txq_num; cnt++) { | |
745 | txq = &priv->txq[cnt]; | |
746 | q = &txq->q; | |
747 | pos += scnprintf(buf + pos, bufsz - pos, | |
748 | "q[%d]: read_ptr: %u, write_ptr: %u\n", | |
749 | cnt, q->read_ptr, q->write_ptr); | |
750 | } | |
ef33417d | 751 | if (priv->tx_traffic && (iwlegacy_debug_level & IWL_DL_TX)) { |
be663ab6 WYG |
752 | ptr = priv->tx_traffic; |
753 | pos += scnprintf(buf + pos, bufsz - pos, | |
754 | "Tx Traffic idx: %u\n", priv->tx_traffic_idx); | |
755 | for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) { | |
756 | for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16; | |
757 | entry++, ofs += 16) { | |
758 | pos += scnprintf(buf + pos, bufsz - pos, | |
759 | "0x%.4x ", ofs); | |
760 | hex_dump_to_buffer(ptr + ofs, 16, 16, 2, | |
761 | buf + pos, bufsz - pos, 0); | |
762 | pos += strlen(buf + pos); | |
763 | if (bufsz - pos > 0) | |
764 | buf[pos++] = '\n'; | |
765 | } | |
766 | } | |
767 | } | |
768 | ||
769 | pos += scnprintf(buf + pos, bufsz - pos, "Rx Queue\n"); | |
770 | pos += scnprintf(buf + pos, bufsz - pos, | |
771 | "read: %u, write: %u\n", | |
772 | rxq->read, rxq->write); | |
773 | ||
ef33417d | 774 | if (priv->rx_traffic && (iwlegacy_debug_level & IWL_DL_RX)) { |
be663ab6 WYG |
775 | ptr = priv->rx_traffic; |
776 | pos += scnprintf(buf + pos, bufsz - pos, | |
777 | "Rx Traffic idx: %u\n", priv->rx_traffic_idx); | |
778 | for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) { | |
779 | for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16; | |
780 | entry++, ofs += 16) { | |
781 | pos += scnprintf(buf + pos, bufsz - pos, | |
782 | "0x%.4x ", ofs); | |
783 | hex_dump_to_buffer(ptr + ofs, 16, 16, 2, | |
784 | buf + pos, bufsz - pos, 0); | |
785 | pos += strlen(buf + pos); | |
786 | if (bufsz - pos > 0) | |
787 | buf[pos++] = '\n'; | |
788 | } | |
789 | } | |
790 | } | |
791 | ||
792 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
793 | kfree(buf); | |
794 | return ret; | |
795 | } | |
796 | ||
797 | static ssize_t iwl_legacy_dbgfs_traffic_log_write(struct file *file, | |
798 | const char __user *user_buf, | |
799 | size_t count, loff_t *ppos) | |
800 | { | |
801 | struct iwl_priv *priv = file->private_data; | |
802 | char buf[8]; | |
803 | int buf_size; | |
804 | int traffic_log; | |
805 | ||
806 | memset(buf, 0, sizeof(buf)); | |
807 | buf_size = min(count, sizeof(buf) - 1); | |
808 | if (copy_from_user(buf, user_buf, buf_size)) | |
809 | return -EFAULT; | |
810 | if (sscanf(buf, "%d", &traffic_log) != 1) | |
811 | return -EFAULT; | |
812 | if (traffic_log == 0) | |
813 | iwl_legacy_reset_traffic_log(priv); | |
814 | ||
815 | return count; | |
816 | } | |
817 | ||
818 | static ssize_t iwl_legacy_dbgfs_tx_queue_read(struct file *file, | |
819 | char __user *user_buf, | |
820 | size_t count, loff_t *ppos) { | |
821 | ||
822 | struct iwl_priv *priv = file->private_data; | |
823 | struct iwl_tx_queue *txq; | |
824 | struct iwl_queue *q; | |
825 | char *buf; | |
826 | int pos = 0; | |
827 | int cnt; | |
828 | int ret; | |
829 | const size_t bufsz = sizeof(char) * 64 * | |
830 | priv->cfg->base_params->num_of_queues; | |
831 | ||
832 | if (!priv->txq) { | |
833 | IWL_ERR(priv, "txq not ready\n"); | |
834 | return -EAGAIN; | |
835 | } | |
836 | buf = kzalloc(bufsz, GFP_KERNEL); | |
837 | if (!buf) | |
838 | return -ENOMEM; | |
839 | ||
840 | for (cnt = 0; cnt < priv->hw_params.max_txq_num; cnt++) { | |
841 | txq = &priv->txq[cnt]; | |
842 | q = &txq->q; | |
843 | pos += scnprintf(buf + pos, bufsz - pos, | |
844 | "hwq %.2d: read=%u write=%u stop=%d" | |
845 | " swq_id=%#.2x (ac %d/hwq %d)\n", | |
846 | cnt, q->read_ptr, q->write_ptr, | |
847 | !!test_bit(cnt, priv->queue_stopped), | |
848 | txq->swq_id, txq->swq_id & 3, | |
849 | (txq->swq_id >> 2) & 0x1f); | |
850 | if (cnt >= 4) | |
851 | continue; | |
852 | /* for the ACs, display the stop count too */ | |
853 | pos += scnprintf(buf + pos, bufsz - pos, | |
854 | " stop-count: %d\n", | |
855 | atomic_read(&priv->queue_stop_count[cnt])); | |
856 | } | |
857 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
858 | kfree(buf); | |
859 | return ret; | |
860 | } | |
861 | ||
862 | static ssize_t iwl_legacy_dbgfs_rx_queue_read(struct file *file, | |
863 | char __user *user_buf, | |
864 | size_t count, loff_t *ppos) { | |
865 | ||
866 | struct iwl_priv *priv = file->private_data; | |
867 | struct iwl_rx_queue *rxq = &priv->rxq; | |
868 | char buf[256]; | |
869 | int pos = 0; | |
870 | const size_t bufsz = sizeof(buf); | |
871 | ||
872 | pos += scnprintf(buf + pos, bufsz - pos, "read: %u\n", | |
873 | rxq->read); | |
874 | pos += scnprintf(buf + pos, bufsz - pos, "write: %u\n", | |
875 | rxq->write); | |
876 | pos += scnprintf(buf + pos, bufsz - pos, "free_count: %u\n", | |
877 | rxq->free_count); | |
878 | if (rxq->rb_stts) { | |
879 | pos += scnprintf(buf + pos, bufsz - pos, "closed_rb_num: %u\n", | |
880 | le16_to_cpu(rxq->rb_stts->closed_rb_num) & 0x0FFF); | |
881 | } else { | |
882 | pos += scnprintf(buf + pos, bufsz - pos, | |
883 | "closed_rb_num: Not Allocated\n"); | |
884 | } | |
885 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
886 | } | |
887 | ||
888 | static ssize_t iwl_legacy_dbgfs_ucode_rx_stats_read(struct file *file, | |
889 | char __user *user_buf, | |
890 | size_t count, loff_t *ppos) | |
891 | { | |
892 | struct iwl_priv *priv = file->private_data; | |
893 | return priv->cfg->ops->lib->debugfs_ops.rx_stats_read(file, | |
894 | user_buf, count, ppos); | |
895 | } | |
896 | ||
897 | static ssize_t iwl_legacy_dbgfs_ucode_tx_stats_read(struct file *file, | |
898 | char __user *user_buf, | |
899 | size_t count, loff_t *ppos) | |
900 | { | |
901 | struct iwl_priv *priv = file->private_data; | |
902 | return priv->cfg->ops->lib->debugfs_ops.tx_stats_read(file, | |
903 | user_buf, count, ppos); | |
904 | } | |
905 | ||
906 | static ssize_t iwl_legacy_dbgfs_ucode_general_stats_read(struct file *file, | |
907 | char __user *user_buf, | |
908 | size_t count, loff_t *ppos) | |
909 | { | |
910 | struct iwl_priv *priv = file->private_data; | |
911 | return priv->cfg->ops->lib->debugfs_ops.general_stats_read(file, | |
912 | user_buf, count, ppos); | |
913 | } | |
914 | ||
915 | static ssize_t iwl_legacy_dbgfs_sensitivity_read(struct file *file, | |
916 | char __user *user_buf, | |
917 | size_t count, loff_t *ppos) { | |
918 | ||
919 | struct iwl_priv *priv = file->private_data; | |
920 | int pos = 0; | |
921 | int cnt = 0; | |
922 | char *buf; | |
923 | int bufsz = sizeof(struct iwl_sensitivity_data) * 4 + 100; | |
924 | ssize_t ret; | |
925 | struct iwl_sensitivity_data *data; | |
926 | ||
927 | data = &priv->sensitivity_data; | |
928 | buf = kzalloc(bufsz, GFP_KERNEL); | |
929 | if (!buf) { | |
930 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
931 | return -ENOMEM; | |
932 | } | |
933 | ||
934 | pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm:\t\t\t %u\n", | |
935 | data->auto_corr_ofdm); | |
936 | pos += scnprintf(buf + pos, bufsz - pos, | |
937 | "auto_corr_ofdm_mrc:\t\t %u\n", | |
938 | data->auto_corr_ofdm_mrc); | |
939 | pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm_x1:\t\t %u\n", | |
940 | data->auto_corr_ofdm_x1); | |
941 | pos += scnprintf(buf + pos, bufsz - pos, | |
942 | "auto_corr_ofdm_mrc_x1:\t\t %u\n", | |
943 | data->auto_corr_ofdm_mrc_x1); | |
944 | pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck:\t\t\t %u\n", | |
945 | data->auto_corr_cck); | |
946 | pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck_mrc:\t\t %u\n", | |
947 | data->auto_corr_cck_mrc); | |
948 | pos += scnprintf(buf + pos, bufsz - pos, | |
949 | "last_bad_plcp_cnt_ofdm:\t\t %u\n", | |
950 | data->last_bad_plcp_cnt_ofdm); | |
951 | pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_ofdm:\t\t %u\n", | |
952 | data->last_fa_cnt_ofdm); | |
953 | pos += scnprintf(buf + pos, bufsz - pos, | |
954 | "last_bad_plcp_cnt_cck:\t\t %u\n", | |
955 | data->last_bad_plcp_cnt_cck); | |
956 | pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_cck:\t\t %u\n", | |
957 | data->last_fa_cnt_cck); | |
958 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_curr_state:\t\t\t %u\n", | |
959 | data->nrg_curr_state); | |
960 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_prev_state:\t\t\t %u\n", | |
961 | data->nrg_prev_state); | |
962 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_value:\t\t\t"); | |
963 | for (cnt = 0; cnt < 10; cnt++) { | |
964 | pos += scnprintf(buf + pos, bufsz - pos, " %u", | |
965 | data->nrg_value[cnt]); | |
966 | } | |
967 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
968 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_rssi:\t\t"); | |
969 | for (cnt = 0; cnt < NRG_NUM_PREV_STAT_L; cnt++) { | |
970 | pos += scnprintf(buf + pos, bufsz - pos, " %u", | |
971 | data->nrg_silence_rssi[cnt]); | |
972 | } | |
973 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
974 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_ref:\t\t %u\n", | |
975 | data->nrg_silence_ref); | |
976 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_energy_idx:\t\t\t %u\n", | |
977 | data->nrg_energy_idx); | |
978 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_idx:\t\t %u\n", | |
979 | data->nrg_silence_idx); | |
980 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_cck:\t\t\t %u\n", | |
981 | data->nrg_th_cck); | |
982 | pos += scnprintf(buf + pos, bufsz - pos, | |
983 | "nrg_auto_corr_silence_diff:\t %u\n", | |
984 | data->nrg_auto_corr_silence_diff); | |
985 | pos += scnprintf(buf + pos, bufsz - pos, "num_in_cck_no_fa:\t\t %u\n", | |
986 | data->num_in_cck_no_fa); | |
987 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_ofdm:\t\t\t %u\n", | |
988 | data->nrg_th_ofdm); | |
989 | ||
990 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
991 | kfree(buf); | |
992 | return ret; | |
993 | } | |
994 | ||
995 | ||
996 | static ssize_t iwl_legacy_dbgfs_chain_noise_read(struct file *file, | |
997 | char __user *user_buf, | |
998 | size_t count, loff_t *ppos) { | |
999 | ||
1000 | struct iwl_priv *priv = file->private_data; | |
1001 | int pos = 0; | |
1002 | int cnt = 0; | |
1003 | char *buf; | |
1004 | int bufsz = sizeof(struct iwl_chain_noise_data) * 4 + 100; | |
1005 | ssize_t ret; | |
1006 | struct iwl_chain_noise_data *data; | |
1007 | ||
1008 | data = &priv->chain_noise_data; | |
1009 | buf = kzalloc(bufsz, GFP_KERNEL); | |
1010 | if (!buf) { | |
1011 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
1012 | return -ENOMEM; | |
1013 | } | |
1014 | ||
1015 | pos += scnprintf(buf + pos, bufsz - pos, "active_chains:\t\t\t %u\n", | |
1016 | data->active_chains); | |
1017 | pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_a:\t\t\t %u\n", | |
1018 | data->chain_noise_a); | |
1019 | pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_b:\t\t\t %u\n", | |
1020 | data->chain_noise_b); | |
1021 | pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_c:\t\t\t %u\n", | |
1022 | data->chain_noise_c); | |
1023 | pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_a:\t\t\t %u\n", | |
1024 | data->chain_signal_a); | |
1025 | pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_b:\t\t\t %u\n", | |
1026 | data->chain_signal_b); | |
1027 | pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_c:\t\t\t %u\n", | |
1028 | data->chain_signal_c); | |
1029 | pos += scnprintf(buf + pos, bufsz - pos, "beacon_count:\t\t\t %u\n", | |
1030 | data->beacon_count); | |
1031 | ||
1032 | pos += scnprintf(buf + pos, bufsz - pos, "disconn_array:\t\t\t"); | |
1033 | for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) { | |
1034 | pos += scnprintf(buf + pos, bufsz - pos, " %u", | |
1035 | data->disconn_array[cnt]); | |
1036 | } | |
1037 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
1038 | pos += scnprintf(buf + pos, bufsz - pos, "delta_gain_code:\t\t"); | |
1039 | for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) { | |
1040 | pos += scnprintf(buf + pos, bufsz - pos, " %u", | |
1041 | data->delta_gain_code[cnt]); | |
1042 | } | |
1043 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
1044 | pos += scnprintf(buf + pos, bufsz - pos, "radio_write:\t\t\t %u\n", | |
1045 | data->radio_write); | |
1046 | pos += scnprintf(buf + pos, bufsz - pos, "state:\t\t\t\t %u\n", | |
1047 | data->state); | |
1048 | ||
1049 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
1050 | kfree(buf); | |
1051 | return ret; | |
1052 | } | |
1053 | ||
1054 | static ssize_t iwl_legacy_dbgfs_power_save_status_read(struct file *file, | |
1055 | char __user *user_buf, | |
1056 | size_t count, loff_t *ppos) | |
1057 | { | |
1058 | struct iwl_priv *priv = file->private_data; | |
1059 | char buf[60]; | |
1060 | int pos = 0; | |
1061 | const size_t bufsz = sizeof(buf); | |
1062 | u32 pwrsave_status; | |
1063 | ||
1064 | pwrsave_status = iwl_read32(priv, CSR_GP_CNTRL) & | |
1065 | CSR_GP_REG_POWER_SAVE_STATUS_MSK; | |
1066 | ||
1067 | pos += scnprintf(buf + pos, bufsz - pos, "Power Save Status: "); | |
1068 | pos += scnprintf(buf + pos, bufsz - pos, "%s\n", | |
1069 | (pwrsave_status == CSR_GP_REG_NO_POWER_SAVE) ? "none" : | |
1070 | (pwrsave_status == CSR_GP_REG_MAC_POWER_SAVE) ? "MAC" : | |
1071 | (pwrsave_status == CSR_GP_REG_PHY_POWER_SAVE) ? "PHY" : | |
1072 | "error"); | |
1073 | ||
1074 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
1075 | } | |
1076 | ||
1077 | static ssize_t iwl_legacy_dbgfs_clear_ucode_statistics_write(struct file *file, | |
1078 | const char __user *user_buf, | |
1079 | size_t count, loff_t *ppos) | |
1080 | { | |
1081 | struct iwl_priv *priv = file->private_data; | |
1082 | char buf[8]; | |
1083 | int buf_size; | |
1084 | int clear; | |
1085 | ||
1086 | memset(buf, 0, sizeof(buf)); | |
1087 | buf_size = min(count, sizeof(buf) - 1); | |
1088 | if (copy_from_user(buf, user_buf, buf_size)) | |
1089 | return -EFAULT; | |
1090 | if (sscanf(buf, "%d", &clear) != 1) | |
1091 | return -EFAULT; | |
1092 | ||
1093 | /* make request to uCode to retrieve statistics information */ | |
1094 | mutex_lock(&priv->mutex); | |
1095 | iwl_legacy_send_statistics_request(priv, CMD_SYNC, true); | |
1096 | mutex_unlock(&priv->mutex); | |
1097 | ||
1098 | return count; | |
1099 | } | |
1100 | ||
1101 | static ssize_t iwl_legacy_dbgfs_ucode_tracing_read(struct file *file, | |
1102 | char __user *user_buf, | |
1103 | size_t count, loff_t *ppos) { | |
1104 | ||
1105 | struct iwl_priv *priv = file->private_data; | |
1106 | int pos = 0; | |
1107 | char buf[128]; | |
1108 | const size_t bufsz = sizeof(buf); | |
1109 | ||
1110 | pos += scnprintf(buf + pos, bufsz - pos, "ucode trace timer is %s\n", | |
1111 | priv->event_log.ucode_trace ? "On" : "Off"); | |
1112 | pos += scnprintf(buf + pos, bufsz - pos, "non_wraps_count:\t\t %u\n", | |
1113 | priv->event_log.non_wraps_count); | |
1114 | pos += scnprintf(buf + pos, bufsz - pos, "wraps_once_count:\t\t %u\n", | |
1115 | priv->event_log.wraps_once_count); | |
1116 | pos += scnprintf(buf + pos, bufsz - pos, "wraps_more_count:\t\t %u\n", | |
1117 | priv->event_log.wraps_more_count); | |
1118 | ||
1119 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
1120 | } | |
1121 | ||
1122 | static ssize_t iwl_legacy_dbgfs_ucode_tracing_write(struct file *file, | |
1123 | const char __user *user_buf, | |
1124 | size_t count, loff_t *ppos) | |
1125 | { | |
1126 | struct iwl_priv *priv = file->private_data; | |
1127 | char buf[8]; | |
1128 | int buf_size; | |
1129 | int trace; | |
1130 | ||
1131 | memset(buf, 0, sizeof(buf)); | |
1132 | buf_size = min(count, sizeof(buf) - 1); | |
1133 | if (copy_from_user(buf, user_buf, buf_size)) | |
1134 | return -EFAULT; | |
1135 | if (sscanf(buf, "%d", &trace) != 1) | |
1136 | return -EFAULT; | |
1137 | ||
1138 | if (trace) { | |
1139 | priv->event_log.ucode_trace = true; | |
1140 | /* schedule the ucode timer to occur in UCODE_TRACE_PERIOD */ | |
1141 | mod_timer(&priv->ucode_trace, | |
1142 | jiffies + msecs_to_jiffies(UCODE_TRACE_PERIOD)); | |
1143 | } else { | |
1144 | priv->event_log.ucode_trace = false; | |
1145 | del_timer_sync(&priv->ucode_trace); | |
1146 | } | |
1147 | ||
1148 | return count; | |
1149 | } | |
1150 | ||
1151 | static ssize_t iwl_legacy_dbgfs_rxon_flags_read(struct file *file, | |
1152 | char __user *user_buf, | |
1153 | size_t count, loff_t *ppos) { | |
1154 | ||
1155 | struct iwl_priv *priv = file->private_data; | |
1156 | int len = 0; | |
1157 | char buf[20]; | |
1158 | ||
1159 | len = sprintf(buf, "0x%04X\n", | |
1160 | le32_to_cpu(priv->contexts[IWL_RXON_CTX_BSS].active.flags)); | |
1161 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
1162 | } | |
1163 | ||
1164 | static ssize_t iwl_legacy_dbgfs_rxon_filter_flags_read(struct file *file, | |
1165 | char __user *user_buf, | |
1166 | size_t count, loff_t *ppos) { | |
1167 | ||
1168 | struct iwl_priv *priv = file->private_data; | |
1169 | int len = 0; | |
1170 | char buf[20]; | |
1171 | ||
1172 | len = sprintf(buf, "0x%04X\n", | |
1173 | le32_to_cpu(priv->contexts[IWL_RXON_CTX_BSS].active.filter_flags)); | |
1174 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
1175 | } | |
1176 | ||
1177 | static ssize_t iwl_legacy_dbgfs_fh_reg_read(struct file *file, | |
1178 | char __user *user_buf, | |
1179 | size_t count, loff_t *ppos) | |
1180 | { | |
1181 | struct iwl_priv *priv = file->private_data; | |
1182 | char *buf; | |
1183 | int pos = 0; | |
1184 | ssize_t ret = -EFAULT; | |
1185 | ||
1186 | if (priv->cfg->ops->lib->dump_fh) { | |
1187 | ret = pos = priv->cfg->ops->lib->dump_fh(priv, &buf, true); | |
1188 | if (buf) { | |
1189 | ret = simple_read_from_buffer(user_buf, | |
1190 | count, ppos, buf, pos); | |
1191 | kfree(buf); | |
1192 | } | |
1193 | } | |
1194 | ||
1195 | return ret; | |
1196 | } | |
1197 | ||
1198 | static ssize_t iwl_legacy_dbgfs_missed_beacon_read(struct file *file, | |
1199 | char __user *user_buf, | |
1200 | size_t count, loff_t *ppos) { | |
1201 | ||
1202 | struct iwl_priv *priv = file->private_data; | |
1203 | int pos = 0; | |
1204 | char buf[12]; | |
1205 | const size_t bufsz = sizeof(buf); | |
1206 | ||
1207 | pos += scnprintf(buf + pos, bufsz - pos, "%d\n", | |
1208 | priv->missed_beacon_threshold); | |
1209 | ||
1210 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
1211 | } | |
1212 | ||
1213 | static ssize_t iwl_legacy_dbgfs_missed_beacon_write(struct file *file, | |
1214 | const char __user *user_buf, | |
1215 | size_t count, loff_t *ppos) | |
1216 | { | |
1217 | struct iwl_priv *priv = file->private_data; | |
1218 | char buf[8]; | |
1219 | int buf_size; | |
1220 | int missed; | |
1221 | ||
1222 | memset(buf, 0, sizeof(buf)); | |
1223 | buf_size = min(count, sizeof(buf) - 1); | |
1224 | if (copy_from_user(buf, user_buf, buf_size)) | |
1225 | return -EFAULT; | |
1226 | if (sscanf(buf, "%d", &missed) != 1) | |
1227 | return -EINVAL; | |
1228 | ||
1229 | if (missed < IWL_MISSED_BEACON_THRESHOLD_MIN || | |
1230 | missed > IWL_MISSED_BEACON_THRESHOLD_MAX) | |
1231 | priv->missed_beacon_threshold = | |
1232 | IWL_MISSED_BEACON_THRESHOLD_DEF; | |
1233 | else | |
1234 | priv->missed_beacon_threshold = missed; | |
1235 | ||
1236 | return count; | |
1237 | } | |
1238 | ||
1239 | static ssize_t iwl_legacy_dbgfs_plcp_delta_read(struct file *file, | |
1240 | char __user *user_buf, | |
1241 | size_t count, loff_t *ppos) { | |
1242 | ||
1243 | struct iwl_priv *priv = file->private_data; | |
1244 | int pos = 0; | |
1245 | char buf[12]; | |
1246 | const size_t bufsz = sizeof(buf); | |
1247 | ||
1248 | pos += scnprintf(buf + pos, bufsz - pos, "%u\n", | |
1249 | priv->cfg->base_params->plcp_delta_threshold); | |
1250 | ||
1251 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
1252 | } | |
1253 | ||
1254 | static ssize_t iwl_legacy_dbgfs_plcp_delta_write(struct file *file, | |
1255 | const char __user *user_buf, | |
1256 | size_t count, loff_t *ppos) { | |
1257 | ||
1258 | struct iwl_priv *priv = file->private_data; | |
1259 | char buf[8]; | |
1260 | int buf_size; | |
1261 | int plcp; | |
1262 | ||
1263 | memset(buf, 0, sizeof(buf)); | |
1264 | buf_size = min(count, sizeof(buf) - 1); | |
1265 | if (copy_from_user(buf, user_buf, buf_size)) | |
1266 | return -EFAULT; | |
1267 | if (sscanf(buf, "%d", &plcp) != 1) | |
1268 | return -EINVAL; | |
1269 | if ((plcp < IWL_MAX_PLCP_ERR_THRESHOLD_MIN) || | |
1270 | (plcp > IWL_MAX_PLCP_ERR_THRESHOLD_MAX)) | |
1271 | priv->cfg->base_params->plcp_delta_threshold = | |
1272 | IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE; | |
1273 | else | |
1274 | priv->cfg->base_params->plcp_delta_threshold = plcp; | |
1275 | return count; | |
1276 | } | |
1277 | ||
1278 | static ssize_t iwl_legacy_dbgfs_force_reset_read(struct file *file, | |
1279 | char __user *user_buf, | |
1280 | size_t count, loff_t *ppos) { | |
1281 | ||
1282 | struct iwl_priv *priv = file->private_data; | |
1283 | int i, pos = 0; | |
1284 | char buf[300]; | |
1285 | const size_t bufsz = sizeof(buf); | |
1286 | struct iwl_force_reset *force_reset; | |
1287 | ||
1288 | for (i = 0; i < IWL_MAX_FORCE_RESET; i++) { | |
1289 | force_reset = &priv->force_reset[i]; | |
1290 | pos += scnprintf(buf + pos, bufsz - pos, | |
1291 | "Force reset method %d\n", i); | |
1292 | pos += scnprintf(buf + pos, bufsz - pos, | |
1293 | "\tnumber of reset request: %d\n", | |
1294 | force_reset->reset_request_count); | |
1295 | pos += scnprintf(buf + pos, bufsz - pos, | |
1296 | "\tnumber of reset request success: %d\n", | |
1297 | force_reset->reset_success_count); | |
1298 | pos += scnprintf(buf + pos, bufsz - pos, | |
1299 | "\tnumber of reset request reject: %d\n", | |
1300 | force_reset->reset_reject_count); | |
1301 | pos += scnprintf(buf + pos, bufsz - pos, | |
1302 | "\treset duration: %lu\n", | |
1303 | force_reset->reset_duration); | |
1304 | } | |
1305 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
1306 | } | |
1307 | ||
1308 | static ssize_t iwl_legacy_dbgfs_force_reset_write(struct file *file, | |
1309 | const char __user *user_buf, | |
1310 | size_t count, loff_t *ppos) { | |
1311 | ||
1312 | struct iwl_priv *priv = file->private_data; | |
1313 | char buf[8]; | |
1314 | int buf_size; | |
1315 | int reset, ret; | |
1316 | ||
1317 | memset(buf, 0, sizeof(buf)); | |
1318 | buf_size = min(count, sizeof(buf) - 1); | |
1319 | if (copy_from_user(buf, user_buf, buf_size)) | |
1320 | return -EFAULT; | |
1321 | if (sscanf(buf, "%d", &reset) != 1) | |
1322 | return -EINVAL; | |
1323 | switch (reset) { | |
1324 | case IWL_RF_RESET: | |
1325 | case IWL_FW_RESET: | |
1326 | ret = iwl_legacy_force_reset(priv, reset, true); | |
1327 | break; | |
1328 | default: | |
1329 | return -EINVAL; | |
1330 | } | |
1331 | return ret ? ret : count; | |
1332 | } | |
1333 | ||
1334 | static ssize_t iwl_legacy_dbgfs_wd_timeout_write(struct file *file, | |
1335 | const char __user *user_buf, | |
1336 | size_t count, loff_t *ppos) { | |
1337 | ||
1338 | struct iwl_priv *priv = file->private_data; | |
1339 | char buf[8]; | |
1340 | int buf_size; | |
1341 | int timeout; | |
1342 | ||
1343 | memset(buf, 0, sizeof(buf)); | |
1344 | buf_size = min(count, sizeof(buf) - 1); | |
1345 | if (copy_from_user(buf, user_buf, buf_size)) | |
1346 | return -EFAULT; | |
1347 | if (sscanf(buf, "%d", &timeout) != 1) | |
1348 | return -EINVAL; | |
1349 | if (timeout < 0 || timeout > IWL_MAX_WD_TIMEOUT) | |
1350 | timeout = IWL_DEF_WD_TIMEOUT; | |
1351 | ||
1352 | priv->cfg->base_params->wd_timeout = timeout; | |
1353 | iwl_legacy_setup_watchdog(priv); | |
1354 | return count; | |
1355 | } | |
1356 | ||
1357 | DEBUGFS_READ_FILE_OPS(rx_statistics); | |
1358 | DEBUGFS_READ_FILE_OPS(tx_statistics); | |
1359 | DEBUGFS_READ_WRITE_FILE_OPS(traffic_log); | |
1360 | DEBUGFS_READ_FILE_OPS(rx_queue); | |
1361 | DEBUGFS_READ_FILE_OPS(tx_queue); | |
1362 | DEBUGFS_READ_FILE_OPS(ucode_rx_stats); | |
1363 | DEBUGFS_READ_FILE_OPS(ucode_tx_stats); | |
1364 | DEBUGFS_READ_FILE_OPS(ucode_general_stats); | |
1365 | DEBUGFS_READ_FILE_OPS(sensitivity); | |
1366 | DEBUGFS_READ_FILE_OPS(chain_noise); | |
1367 | DEBUGFS_READ_FILE_OPS(power_save_status); | |
1368 | DEBUGFS_WRITE_FILE_OPS(clear_ucode_statistics); | |
1369 | DEBUGFS_WRITE_FILE_OPS(clear_traffic_statistics); | |
1370 | DEBUGFS_READ_WRITE_FILE_OPS(ucode_tracing); | |
1371 | DEBUGFS_READ_FILE_OPS(fh_reg); | |
1372 | DEBUGFS_READ_WRITE_FILE_OPS(missed_beacon); | |
1373 | DEBUGFS_READ_WRITE_FILE_OPS(plcp_delta); | |
1374 | DEBUGFS_READ_WRITE_FILE_OPS(force_reset); | |
1375 | DEBUGFS_READ_FILE_OPS(rxon_flags); | |
1376 | DEBUGFS_READ_FILE_OPS(rxon_filter_flags); | |
1377 | DEBUGFS_WRITE_FILE_OPS(wd_timeout); | |
1378 | ||
1379 | /* | |
1380 | * Create the debugfs files and directories | |
1381 | * | |
1382 | */ | |
1383 | int iwl_legacy_dbgfs_register(struct iwl_priv *priv, const char *name) | |
1384 | { | |
1385 | struct dentry *phyd = priv->hw->wiphy->debugfsdir; | |
1386 | struct dentry *dir_drv, *dir_data, *dir_rf, *dir_debug; | |
1387 | ||
1388 | dir_drv = debugfs_create_dir(name, phyd); | |
1389 | if (!dir_drv) | |
1390 | return -ENOMEM; | |
1391 | ||
1392 | priv->debugfs_dir = dir_drv; | |
1393 | ||
1394 | dir_data = debugfs_create_dir("data", dir_drv); | |
1395 | if (!dir_data) | |
1396 | goto err; | |
1397 | dir_rf = debugfs_create_dir("rf", dir_drv); | |
1398 | if (!dir_rf) | |
1399 | goto err; | |
1400 | dir_debug = debugfs_create_dir("debug", dir_drv); | |
1401 | if (!dir_debug) | |
1402 | goto err; | |
1403 | ||
1404 | DEBUGFS_ADD_FILE(nvm, dir_data, S_IRUSR); | |
1405 | DEBUGFS_ADD_FILE(sram, dir_data, S_IWUSR | S_IRUSR); | |
1406 | DEBUGFS_ADD_FILE(log_event, dir_data, S_IWUSR | S_IRUSR); | |
1407 | DEBUGFS_ADD_FILE(stations, dir_data, S_IRUSR); | |
1408 | DEBUGFS_ADD_FILE(channels, dir_data, S_IRUSR); | |
1409 | DEBUGFS_ADD_FILE(status, dir_data, S_IRUSR); | |
1410 | DEBUGFS_ADD_FILE(interrupt, dir_data, S_IWUSR | S_IRUSR); | |
1411 | DEBUGFS_ADD_FILE(qos, dir_data, S_IRUSR); | |
1412 | DEBUGFS_ADD_FILE(disable_ht40, dir_data, S_IWUSR | S_IRUSR); | |
1413 | DEBUGFS_ADD_FILE(rx_statistics, dir_debug, S_IRUSR); | |
1414 | DEBUGFS_ADD_FILE(tx_statistics, dir_debug, S_IRUSR); | |
1415 | DEBUGFS_ADD_FILE(traffic_log, dir_debug, S_IWUSR | S_IRUSR); | |
1416 | DEBUGFS_ADD_FILE(rx_queue, dir_debug, S_IRUSR); | |
1417 | DEBUGFS_ADD_FILE(tx_queue, dir_debug, S_IRUSR); | |
1418 | DEBUGFS_ADD_FILE(power_save_status, dir_debug, S_IRUSR); | |
1419 | DEBUGFS_ADD_FILE(clear_ucode_statistics, dir_debug, S_IWUSR); | |
1420 | DEBUGFS_ADD_FILE(clear_traffic_statistics, dir_debug, S_IWUSR); | |
1421 | DEBUGFS_ADD_FILE(fh_reg, dir_debug, S_IRUSR); | |
1422 | DEBUGFS_ADD_FILE(missed_beacon, dir_debug, S_IWUSR); | |
1423 | DEBUGFS_ADD_FILE(plcp_delta, dir_debug, S_IWUSR | S_IRUSR); | |
1424 | DEBUGFS_ADD_FILE(force_reset, dir_debug, S_IWUSR | S_IRUSR); | |
1425 | DEBUGFS_ADD_FILE(ucode_rx_stats, dir_debug, S_IRUSR); | |
1426 | DEBUGFS_ADD_FILE(ucode_tx_stats, dir_debug, S_IRUSR); | |
1427 | DEBUGFS_ADD_FILE(ucode_general_stats, dir_debug, S_IRUSR); | |
1428 | ||
1429 | if (priv->cfg->base_params->sensitivity_calib_by_driver) | |
1430 | DEBUGFS_ADD_FILE(sensitivity, dir_debug, S_IRUSR); | |
1431 | if (priv->cfg->base_params->chain_noise_calib_by_driver) | |
1432 | DEBUGFS_ADD_FILE(chain_noise, dir_debug, S_IRUSR); | |
1433 | if (priv->cfg->base_params->ucode_tracing) | |
1434 | DEBUGFS_ADD_FILE(ucode_tracing, dir_debug, S_IWUSR | S_IRUSR); | |
1435 | DEBUGFS_ADD_FILE(rxon_flags, dir_debug, S_IWUSR); | |
1436 | DEBUGFS_ADD_FILE(rxon_filter_flags, dir_debug, S_IWUSR); | |
1437 | DEBUGFS_ADD_FILE(wd_timeout, dir_debug, S_IWUSR); | |
1438 | if (priv->cfg->base_params->sensitivity_calib_by_driver) | |
1439 | DEBUGFS_ADD_BOOL(disable_sensitivity, dir_rf, | |
1440 | &priv->disable_sens_cal); | |
1441 | if (priv->cfg->base_params->chain_noise_calib_by_driver) | |
1442 | DEBUGFS_ADD_BOOL(disable_chain_noise, dir_rf, | |
1443 | &priv->disable_chain_noise_cal); | |
1444 | DEBUGFS_ADD_BOOL(disable_tx_power, dir_rf, | |
1445 | &priv->disable_tx_power_cal); | |
1446 | return 0; | |
1447 | ||
1448 | err: | |
1449 | IWL_ERR(priv, "Can't create the debugfs directory\n"); | |
1450 | iwl_legacy_dbgfs_unregister(priv); | |
1451 | return -ENOMEM; | |
1452 | } | |
1453 | EXPORT_SYMBOL(iwl_legacy_dbgfs_register); | |
1454 | ||
1455 | /** | |
1456 | * Remove the debugfs files and directories | |
1457 | * | |
1458 | */ | |
1459 | void iwl_legacy_dbgfs_unregister(struct iwl_priv *priv) | |
1460 | { | |
1461 | if (!priv->debugfs_dir) | |
1462 | return; | |
1463 | ||
1464 | debugfs_remove_recursive(priv->debugfs_dir); | |
1465 | priv->debugfs_dir = NULL; | |
1466 | } | |
1467 | EXPORT_SYMBOL(iwl_legacy_dbgfs_unregister); |