Commit | Line | Data |
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712b6cf5 TW |
1 | /****************************************************************************** |
2 | * | |
3 | * GPL LICENSE SUMMARY | |
4 | * | |
51368bf7 | 5 | * Copyright(c) 2008 - 2014 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 | |
410dc5aa | 22 | * in the file called COPYING. |
712b6cf5 TW |
23 | * |
24 | * Contact Information: | |
cb2f8277 | 25 | * Intel Linux Wireless <linuxwifi@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> | |
712b6cf5 TW |
33 | #include <linux/ieee80211.h> |
34 | #include <net/mac80211.h> | |
39bdb17e | 35 | |
712b6cf5 | 36 | #include "iwl-debug.h" |
39bdb17e | 37 | #include "iwl-trans.h" |
3395f6e9 | 38 | #include "iwl-io.h" |
1023fdc4 JB |
39 | #include "dev.h" |
40 | #include "agn.h" | |
712b6cf5 TW |
41 | |
42 | /* create and remove of files */ | |
4c84a8f1 JB |
43 | #define DEBUGFS_ADD_FILE(name, parent, mode) do { \ |
44 | if (!debugfs_create_file(#name, mode, parent, priv, \ | |
45 | &iwl_dbgfs_##name##_ops)) \ | |
46 | goto err; \ | |
712b6cf5 TW |
47 | } while (0) |
48 | ||
4c84a8f1 JB |
49 | #define DEBUGFS_ADD_BOOL(name, parent, ptr) do { \ |
50 | struct dentry *__tmp; \ | |
51 | __tmp = debugfs_create_bool(#name, S_IWUSR | S_IRUSR, \ | |
52 | parent, ptr); \ | |
53 | if (IS_ERR(__tmp) || !__tmp) \ | |
54 | goto err; \ | |
712b6cf5 TW |
55 | } while (0) |
56 | ||
4c84a8f1 JB |
57 | #define DEBUGFS_ADD_X32(name, parent, ptr) do { \ |
58 | struct dentry *__tmp; \ | |
59 | __tmp = debugfs_create_x32(#name, S_IWUSR | S_IRUSR, \ | |
60 | parent, ptr); \ | |
61 | if (IS_ERR(__tmp) || !__tmp) \ | |
62 | goto err; \ | |
445c2dff TW |
63 | } while (0) |
64 | ||
ca934b67 JB |
65 | #define DEBUGFS_ADD_U32(name, parent, ptr, mode) do { \ |
66 | struct dentry *__tmp; \ | |
67 | __tmp = debugfs_create_u32(#name, mode, \ | |
68 | parent, ptr); \ | |
69 | if (IS_ERR(__tmp) || !__tmp) \ | |
70 | goto err; \ | |
71 | } while (0) | |
72 | ||
712b6cf5 | 73 | /* file operation */ |
712b6cf5 | 74 | #define DEBUGFS_READ_FILE_OPS(name) \ |
712b6cf5 | 75 | static const struct file_operations iwl_dbgfs_##name##_ops = { \ |
0ff1bd35 | 76 | .read = iwl_dbgfs_##name##_read, \ |
234e3405 | 77 | .open = simple_open, \ |
2b18ab36 | 78 | .llseek = generic_file_llseek, \ |
712b6cf5 TW |
79 | }; |
80 | ||
189a2b59 | 81 | #define DEBUGFS_WRITE_FILE_OPS(name) \ |
189a2b59 EK |
82 | static const struct file_operations iwl_dbgfs_##name##_ops = { \ |
83 | .write = iwl_dbgfs_##name##_write, \ | |
234e3405 | 84 | .open = simple_open, \ |
2b18ab36 | 85 | .llseek = generic_file_llseek, \ |
189a2b59 EK |
86 | }; |
87 | ||
88 | ||
712b6cf5 | 89 | #define DEBUGFS_READ_WRITE_FILE_OPS(name) \ |
712b6cf5 TW |
90 | static const struct file_operations iwl_dbgfs_##name##_ops = { \ |
91 | .write = iwl_dbgfs_##name##_write, \ | |
92 | .read = iwl_dbgfs_##name##_read, \ | |
234e3405 | 93 | .open = simple_open, \ |
2b18ab36 | 94 | .llseek = generic_file_llseek, \ |
712b6cf5 TW |
95 | }; |
96 | ||
712b6cf5 TW |
97 | static ssize_t iwl_dbgfs_sram_read(struct file *file, |
98 | char __user *user_buf, | |
99 | size_t count, loff_t *ppos) | |
100 | { | |
24834d2c | 101 | u32 val = 0; |
2943f136 | 102 | char *buf; |
712b6cf5 | 103 | ssize_t ret; |
24834d2c JS |
104 | int i = 0; |
105 | bool device_format = false; | |
106 | int offset = 0; | |
107 | int len = 0; | |
712b6cf5 | 108 | int pos = 0; |
24834d2c | 109 | int sram; |
28f63a4b | 110 | struct iwl_priv *priv = file->private_data; |
6dfa8d01 | 111 | const struct fw_img *img; |
2943f136 | 112 | size_t bufsz; |
712b6cf5 | 113 | |
4fc79db1 JB |
114 | if (!iwl_is_ready_rf(priv)) |
115 | return -EAGAIN; | |
116 | ||
5ade1e4d | 117 | /* default is to dump the entire data segment */ |
4c84a8f1 JB |
118 | if (!priv->dbgfs_sram_offset && !priv->dbgfs_sram_len) { |
119 | priv->dbgfs_sram_offset = 0x800000; | |
f9e75447 | 120 | if (!priv->ucode_loaded) |
8f7ffbe2 | 121 | return -EINVAL; |
a42506eb | 122 | img = &priv->fw->img[priv->cur_ucode]; |
6dfa8d01 | 123 | priv->dbgfs_sram_len = img->sec[IWL_UCODE_SECTION_DATA].len; |
5ade1e4d | 124 | } |
24834d2c JS |
125 | len = priv->dbgfs_sram_len; |
126 | ||
127 | if (len == -4) { | |
128 | device_format = true; | |
129 | len = 4; | |
130 | } | |
131 | ||
132 | bufsz = 50 + len * 4; | |
2943f136 WYG |
133 | buf = kmalloc(bufsz, GFP_KERNEL); |
134 | if (!buf) | |
135 | return -ENOMEM; | |
24834d2c | 136 | |
5ade1e4d | 137 | pos += scnprintf(buf + pos, bufsz - pos, "sram_len: 0x%x\n", |
24834d2c | 138 | len); |
5ade1e4d | 139 | pos += scnprintf(buf + pos, bufsz - pos, "sram_offset: 0x%x\n", |
4c84a8f1 | 140 | priv->dbgfs_sram_offset); |
24834d2c JS |
141 | |
142 | /* adjust sram address since reads are only on even u32 boundaries */ | |
143 | offset = priv->dbgfs_sram_offset & 0x3; | |
144 | sram = priv->dbgfs_sram_offset & ~0x3; | |
145 | ||
146 | /* read the first u32 from sram */ | |
4fd442db | 147 | val = iwl_trans_read_mem32(priv->trans, sram); |
24834d2c JS |
148 | |
149 | for (; len; len--) { | |
150 | /* put the address at the start of every line */ | |
151 | if (i == 0) | |
152 | pos += scnprintf(buf + pos, bufsz - pos, | |
153 | "%08X: ", sram + offset); | |
154 | ||
155 | if (device_format) | |
156 | pos += scnprintf(buf + pos, bufsz - pos, | |
157 | "%02x", (val >> (8 * (3 - offset))) & 0xff); | |
158 | else | |
159 | pos += scnprintf(buf + pos, bufsz - pos, | |
160 | "%02x ", (val >> (8 * offset)) & 0xff); | |
161 | ||
162 | /* if all bytes processed, read the next u32 from sram */ | |
163 | if (++offset == 4) { | |
164 | sram += 4; | |
165 | offset = 0; | |
4fd442db | 166 | val = iwl_trans_read_mem32(priv->trans, sram); |
712b6cf5 | 167 | } |
24834d2c JS |
168 | |
169 | /* put in extra spaces and split lines for human readability */ | |
170 | if (++i == 16) { | |
171 | i = 0; | |
2943f136 | 172 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); |
24834d2c JS |
173 | } else if (!(i & 7)) { |
174 | pos += scnprintf(buf + pos, bufsz - pos, " "); | |
175 | } else if (!(i & 3)) { | |
176 | pos += scnprintf(buf + pos, bufsz - pos, " "); | |
177 | } | |
712b6cf5 | 178 | } |
24834d2c JS |
179 | if (i) |
180 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
712b6cf5 TW |
181 | |
182 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
2943f136 | 183 | kfree(buf); |
712b6cf5 TW |
184 | return ret; |
185 | } | |
186 | ||
187 | static ssize_t iwl_dbgfs_sram_write(struct file *file, | |
188 | const char __user *user_buf, | |
189 | size_t count, loff_t *ppos) | |
190 | { | |
191 | struct iwl_priv *priv = file->private_data; | |
192 | char buf[64]; | |
193 | int buf_size; | |
194 | u32 offset, len; | |
195 | ||
196 | memset(buf, 0, sizeof(buf)); | |
197 | buf_size = min(count, sizeof(buf) - 1); | |
198 | if (copy_from_user(buf, user_buf, buf_size)) | |
199 | return -EFAULT; | |
200 | ||
201 | if (sscanf(buf, "%x,%x", &offset, &len) == 2) { | |
4c84a8f1 JB |
202 | priv->dbgfs_sram_offset = offset; |
203 | priv->dbgfs_sram_len = len; | |
24834d2c JS |
204 | } else if (sscanf(buf, "%x", &offset) == 1) { |
205 | priv->dbgfs_sram_offset = offset; | |
206 | priv->dbgfs_sram_len = -4; | |
712b6cf5 | 207 | } else { |
4c84a8f1 JB |
208 | priv->dbgfs_sram_offset = 0; |
209 | priv->dbgfs_sram_len = 0; | |
712b6cf5 TW |
210 | } |
211 | ||
212 | return count; | |
213 | } | |
214 | ||
c8ac61cf JB |
215 | static ssize_t iwl_dbgfs_wowlan_sram_read(struct file *file, |
216 | char __user *user_buf, | |
217 | size_t count, loff_t *ppos) | |
218 | { | |
219 | struct iwl_priv *priv = file->private_data; | |
6dfa8d01 | 220 | const struct fw_img *img = &priv->fw->img[IWL_UCODE_WOWLAN]; |
c8ac61cf JB |
221 | |
222 | if (!priv->wowlan_sram) | |
223 | return -ENODATA; | |
224 | ||
225 | return simple_read_from_buffer(user_buf, count, ppos, | |
226 | priv->wowlan_sram, | |
6dfa8d01 | 227 | img->sec[IWL_UCODE_SECTION_DATA].len); |
c8ac61cf | 228 | } |
712b6cf5 TW |
229 | static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf, |
230 | size_t count, loff_t *ppos) | |
231 | { | |
28f63a4b | 232 | struct iwl_priv *priv = file->private_data; |
6def9761 | 233 | struct iwl_station_entry *station; |
5f85a789 | 234 | struct iwl_tid_data *tid_data; |
712b6cf5 TW |
235 | char *buf; |
236 | int i, j, pos = 0; | |
237 | ssize_t ret; | |
238 | /* Add 30 for initial string */ | |
239 | const size_t bufsz = 30 + sizeof(char) * 500 * (priv->num_stations); | |
712b6cf5 TW |
240 | |
241 | buf = kmalloc(bufsz, GFP_KERNEL); | |
3ac7f146 | 242 | if (!buf) |
712b6cf5 TW |
243 | return -ENOMEM; |
244 | ||
db0589f3 | 245 | pos += scnprintf(buf + pos, bufsz - pos, "num of stations: %d\n\n", |
712b6cf5 TW |
246 | priv->num_stations); |
247 | ||
3eae4bb1 | 248 | for (i = 0; i < IWLAGN_STATION_COUNT; i++) { |
712b6cf5 | 249 | station = &priv->stations[i]; |
da73511d JB |
250 | if (!station->used) |
251 | continue; | |
252 | pos += scnprintf(buf + pos, bufsz - pos, | |
253 | "station %d - addr: %pM, flags: %#x\n", | |
254 | i, station->sta.sta.addr, | |
255 | station->sta.station_flags_msk); | |
256 | pos += scnprintf(buf + pos, bufsz - pos, | |
9eae88fa JB |
257 | "TID seqno next_rclmd " |
258 | "rate_n_flags state txq\n"); | |
712b6cf5 | 259 | |
5f85a789 | 260 | for (j = 0; j < IWL_MAX_TID_COUNT; j++) { |
04cf6824 | 261 | tid_data = &priv->tid_data[i][j]; |
da73511d | 262 | pos += scnprintf(buf + pos, bufsz - pos, |
9eae88fa JB |
263 | "%d: 0x%.4x 0x%.4x 0x%.8x " |
264 | "%d %.2d", | |
5f85a789 | 265 | j, tid_data->seq_number, |
9eae88fa JB |
266 | tid_data->next_reclaimed, |
267 | tid_data->agg.rate_n_flags, | |
268 | tid_data->agg.state, | |
269 | tid_data->agg.txq_id); | |
5f85a789 EG |
270 | |
271 | if (tid_data->agg.wait_for_ba) | |
db0589f3 | 272 | pos += scnprintf(buf + pos, bufsz - pos, |
da73511d | 273 | " - waitforba"); |
db0589f3 | 274 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); |
712b6cf5 | 275 | } |
da73511d JB |
276 | |
277 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
712b6cf5 TW |
278 | } |
279 | ||
280 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
281 | kfree(buf); | |
282 | return ret; | |
283 | } | |
284 | ||
0848e297 | 285 | static ssize_t iwl_dbgfs_nvm_read(struct file *file, |
8dd266ef TW |
286 | char __user *user_buf, |
287 | size_t count, | |
288 | loff_t *ppos) | |
289 | { | |
290 | ssize_t ret; | |
28f63a4b | 291 | struct iwl_priv *priv = file->private_data; |
8dd266ef TW |
292 | int pos = 0, ofs = 0, buf_size = 0; |
293 | const u8 *ptr; | |
294 | char *buf; | |
b7998c8b | 295 | u16 nvm_ver; |
26a7ca9a | 296 | size_t eeprom_len = priv->eeprom_blob_size; |
8dd266ef TW |
297 | buf_size = 4 * eeprom_len + 256; |
298 | ||
f9e75447 | 299 | if (eeprom_len % 16) |
8dd266ef | 300 | return -ENODATA; |
8dd266ef | 301 | |
26a7ca9a | 302 | ptr = priv->eeprom_blob; |
f9e75447 | 303 | if (!ptr) |
c37457e6 | 304 | return -ENOMEM; |
c37457e6 | 305 | |
8dd266ef TW |
306 | /* 4 characters for byte 0xYY */ |
307 | buf = kzalloc(buf_size, GFP_KERNEL); | |
f9e75447 | 308 | if (!buf) |
8dd266ef | 309 | return -ENOMEM; |
f9e75447 | 310 | |
b7998c8b | 311 | nvm_ver = priv->nvm_data->nvm_version; |
26a7ca9a | 312 | pos += scnprintf(buf + pos, buf_size - pos, |
b7998c8b | 313 | "NVM version: 0x%x\n", nvm_ver); |
8dd266ef | 314 | for (ofs = 0 ; ofs < eeprom_len ; ofs += 16) { |
3cd6e2f7 AS |
315 | pos += scnprintf(buf + pos, buf_size - pos, "0x%.4x %16ph\n", |
316 | ofs, ptr + ofs); | |
8dd266ef TW |
317 | } |
318 | ||
319 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
320 | kfree(buf); | |
321 | return ret; | |
322 | } | |
712b6cf5 | 323 | |
d366df5a WT |
324 | static ssize_t iwl_dbgfs_channels_read(struct file *file, char __user *user_buf, |
325 | size_t count, loff_t *ppos) | |
326 | { | |
28f63a4b | 327 | struct iwl_priv *priv = file->private_data; |
d366df5a WT |
328 | struct ieee80211_channel *channels = NULL; |
329 | const struct ieee80211_supported_band *supp_band = NULL; | |
330 | int pos = 0, i, bufsz = PAGE_SIZE; | |
331 | char *buf; | |
332 | ssize_t ret; | |
333 | ||
d366df5a | 334 | buf = kzalloc(bufsz, GFP_KERNEL); |
f9e75447 | 335 | if (!buf) |
d366df5a | 336 | return -ENOMEM; |
d366df5a | 337 | |
57fbcce3 | 338 | supp_band = iwl_get_hw_mode(priv, NL80211_BAND_2GHZ); |
a2e2322d WYG |
339 | if (supp_band) { |
340 | channels = supp_band->channels; | |
d366df5a | 341 | |
d366df5a | 342 | pos += scnprintf(buf + pos, bufsz - pos, |
a2e2322d WYG |
343 | "Displaying %d channels in 2.4GHz band 802.11bg):\n", |
344 | supp_band->n_channels); | |
d366df5a | 345 | |
a2e2322d WYG |
346 | for (i = 0; i < supp_band->n_channels; i++) |
347 | pos += scnprintf(buf + pos, bufsz - pos, | |
348 | "%d: %ddBm: BSS%s%s, %s.\n", | |
81e95430 | 349 | channels[i].hw_value, |
a2e2322d WYG |
350 | channels[i].max_power, |
351 | channels[i].flags & IEEE80211_CHAN_RADAR ? | |
352 | " (IEEE 802.11h required)" : "", | |
8fe02e16 | 353 | ((channels[i].flags & IEEE80211_CHAN_NO_IR) |
a2e2322d WYG |
354 | || (channels[i].flags & |
355 | IEEE80211_CHAN_RADAR)) ? "" : | |
356 | ", IBSS", | |
357 | channels[i].flags & | |
8fe02e16 | 358 | IEEE80211_CHAN_NO_IR ? |
a2e2322d WYG |
359 | "passive only" : "active/passive"); |
360 | } | |
57fbcce3 | 361 | supp_band = iwl_get_hw_mode(priv, NL80211_BAND_5GHZ); |
a2e2322d WYG |
362 | if (supp_band) { |
363 | channels = supp_band->channels; | |
d366df5a | 364 | |
d366df5a | 365 | pos += scnprintf(buf + pos, bufsz - pos, |
a2e2322d WYG |
366 | "Displaying %d channels in 5.2GHz band (802.11a)\n", |
367 | supp_band->n_channels); | |
368 | ||
369 | for (i = 0; i < supp_band->n_channels; i++) | |
370 | pos += scnprintf(buf + pos, bufsz - pos, | |
371 | "%d: %ddBm: BSS%s%s, %s.\n", | |
81e95430 | 372 | channels[i].hw_value, |
a2e2322d WYG |
373 | channels[i].max_power, |
374 | channels[i].flags & IEEE80211_CHAN_RADAR ? | |
375 | " (IEEE 802.11h required)" : "", | |
8fe02e16 | 376 | ((channels[i].flags & IEEE80211_CHAN_NO_IR) |
a2e2322d WYG |
377 | || (channels[i].flags & |
378 | IEEE80211_CHAN_RADAR)) ? "" : | |
379 | ", IBSS", | |
380 | channels[i].flags & | |
8fe02e16 | 381 | IEEE80211_CHAN_NO_IR ? |
a2e2322d WYG |
382 | "passive only" : "active/passive"); |
383 | } | |
d366df5a WT |
384 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
385 | kfree(buf); | |
386 | return ret; | |
387 | } | |
388 | ||
08df05aa WYG |
389 | static ssize_t iwl_dbgfs_status_read(struct file *file, |
390 | char __user *user_buf, | |
391 | size_t count, loff_t *ppos) { | |
392 | ||
28f63a4b | 393 | struct iwl_priv *priv = file->private_data; |
08df05aa WYG |
394 | char buf[512]; |
395 | int pos = 0; | |
396 | const size_t bufsz = sizeof(buf); | |
397 | ||
08df05aa | 398 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_RF_KILL_HW:\t %d\n", |
83626404 | 399 | test_bit(STATUS_RF_KILL_HW, &priv->status)); |
7812b167 | 400 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_CT_KILL:\t\t %d\n", |
9a716863 | 401 | test_bit(STATUS_CT_KILL, &priv->status)); |
08df05aa | 402 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_ALIVE:\t\t %d\n", |
83626404 | 403 | test_bit(STATUS_ALIVE, &priv->status)); |
08df05aa | 404 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_READY:\t\t %d\n", |
83626404 | 405 | test_bit(STATUS_READY, &priv->status)); |
08df05aa | 406 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_EXIT_PENDING:\t %d\n", |
83626404 | 407 | test_bit(STATUS_EXIT_PENDING, &priv->status)); |
08df05aa | 408 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_STATISTICS:\t %d\n", |
83626404 | 409 | test_bit(STATUS_STATISTICS, &priv->status)); |
08df05aa | 410 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCANNING:\t %d\n", |
83626404 | 411 | test_bit(STATUS_SCANNING, &priv->status)); |
08df05aa | 412 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_ABORTING:\t %d\n", |
83626404 | 413 | test_bit(STATUS_SCAN_ABORTING, &priv->status)); |
08df05aa | 414 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_HW:\t\t %d\n", |
83626404 | 415 | test_bit(STATUS_SCAN_HW, &priv->status)); |
08df05aa | 416 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_POWER_PMI:\t %d\n", |
47107e84 | 417 | test_bit(STATUS_POWER_PMI, &priv->status)); |
08df05aa | 418 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_FW_ERROR:\t %d\n", |
17acd0b6 | 419 | test_bit(STATUS_FW_ERROR, &priv->status)); |
08df05aa WYG |
420 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
421 | } | |
422 | ||
1f7b6172 | 423 | static ssize_t iwl_dbgfs_rx_handlers_read(struct file *file, |
a83b9141 WYG |
424 | char __user *user_buf, |
425 | size_t count, loff_t *ppos) { | |
426 | ||
28f63a4b | 427 | struct iwl_priv *priv = file->private_data; |
1f7b6172 | 428 | |
a83b9141 WYG |
429 | int pos = 0; |
430 | int cnt = 0; | |
431 | char *buf; | |
432 | int bufsz = 24 * 64; /* 24 items * 64 char per item */ | |
433 | ssize_t ret; | |
434 | ||
435 | buf = kzalloc(bufsz, GFP_KERNEL); | |
f9e75447 | 436 | if (!buf) |
a83b9141 | 437 | return -ENOMEM; |
a83b9141 | 438 | |
a83b9141 | 439 | for (cnt = 0; cnt < REPLY_MAX; cnt++) { |
1f7b6172 | 440 | if (priv->rx_handlers_stats[cnt] > 0) |
a83b9141 WYG |
441 | pos += scnprintf(buf + pos, bufsz - pos, |
442 | "\tRx handler[%36s]:\t\t %u\n", | |
39bdb17e | 443 | iwl_get_cmd_string(priv->trans, (u32)cnt), |
1f7b6172 | 444 | priv->rx_handlers_stats[cnt]); |
a83b9141 WYG |
445 | } |
446 | ||
a83b9141 WYG |
447 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
448 | kfree(buf); | |
449 | return ret; | |
450 | } | |
451 | ||
1f7b6172 | 452 | static ssize_t iwl_dbgfs_rx_handlers_write(struct file *file, |
a83b9141 WYG |
453 | const char __user *user_buf, |
454 | size_t count, loff_t *ppos) | |
455 | { | |
456 | struct iwl_priv *priv = file->private_data; | |
1f7b6172 | 457 | |
a83b9141 WYG |
458 | char buf[8]; |
459 | int buf_size; | |
460 | u32 reset_flag; | |
461 | ||
462 | memset(buf, 0, sizeof(buf)); | |
463 | buf_size = min(count, sizeof(buf) - 1); | |
464 | if (copy_from_user(buf, user_buf, buf_size)) | |
465 | return -EFAULT; | |
466 | if (sscanf(buf, "%x", &reset_flag) != 1) | |
467 | return -EFAULT; | |
468 | if (reset_flag == 0) | |
1f7b6172 EG |
469 | memset(&priv->rx_handlers_stats[0], 0, |
470 | sizeof(priv->rx_handlers_stats)); | |
a83b9141 WYG |
471 | |
472 | return count; | |
473 | } | |
474 | ||
f5ad69fa WYG |
475 | static ssize_t iwl_dbgfs_qos_read(struct file *file, char __user *user_buf, |
476 | size_t count, loff_t *ppos) | |
477 | { | |
28f63a4b | 478 | struct iwl_priv *priv = file->private_data; |
8dfdb9d5 | 479 | struct iwl_rxon_context *ctx; |
f5ad69fa | 480 | int pos = 0, i; |
8dfdb9d5 | 481 | char buf[256 * NUM_IWL_RXON_CTX]; |
f5ad69fa | 482 | const size_t bufsz = sizeof(buf); |
f5ad69fa | 483 | |
8dfdb9d5 JB |
484 | for_each_context(priv, ctx) { |
485 | pos += scnprintf(buf + pos, bufsz - pos, "context %d:\n", | |
486 | ctx->ctxid); | |
487 | for (i = 0; i < AC_NUM; i++) { | |
488 | pos += scnprintf(buf + pos, bufsz - pos, | |
489 | "\tcw_min\tcw_max\taifsn\ttxop\n"); | |
490 | pos += scnprintf(buf + pos, bufsz - pos, | |
f5ad69fa | 491 | "AC[%d]\t%u\t%u\t%u\t%u\n", i, |
8dfdb9d5 JB |
492 | ctx->qos_data.def_qos_parm.ac[i].cw_min, |
493 | ctx->qos_data.def_qos_parm.ac[i].cw_max, | |
494 | ctx->qos_data.def_qos_parm.ac[i].aifsn, | |
495 | ctx->qos_data.def_qos_parm.ac[i].edca_txop); | |
496 | } | |
497 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
f5ad69fa | 498 | } |
4967c316 | 499 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
f5ad69fa | 500 | } |
a83b9141 | 501 | |
fbf3a2af WYG |
502 | static ssize_t iwl_dbgfs_thermal_throttling_read(struct file *file, |
503 | char __user *user_buf, | |
504 | size_t count, loff_t *ppos) | |
505 | { | |
28f63a4b | 506 | struct iwl_priv *priv = file->private_data; |
3ad3b92a | 507 | struct iwl_tt_mgmt *tt = &priv->thermal_throttle; |
fbf3a2af WYG |
508 | struct iwl_tt_restriction *restriction; |
509 | char buf[100]; | |
510 | int pos = 0; | |
511 | const size_t bufsz = sizeof(buf); | |
fbf3a2af WYG |
512 | |
513 | pos += scnprintf(buf + pos, bufsz - pos, | |
514 | "Thermal Throttling Mode: %s\n", | |
3ad3b92a | 515 | tt->advanced_tt ? "Advance" : "Legacy"); |
fbf3a2af WYG |
516 | pos += scnprintf(buf + pos, bufsz - pos, |
517 | "Thermal Throttling State: %d\n", | |
518 | tt->state); | |
3ad3b92a | 519 | if (tt->advanced_tt) { |
fbf3a2af WYG |
520 | restriction = tt->restriction + tt->state; |
521 | pos += scnprintf(buf + pos, bufsz - pos, | |
522 | "Tx mode: %d\n", | |
523 | restriction->tx_stream); | |
524 | pos += scnprintf(buf + pos, bufsz - pos, | |
525 | "Rx mode: %d\n", | |
526 | restriction->rx_stream); | |
527 | pos += scnprintf(buf + pos, bufsz - pos, | |
528 | "HT mode: %d\n", | |
529 | restriction->is_ht); | |
530 | } | |
4967c316 | 531 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
fbf3a2af WYG |
532 | } |
533 | ||
1e4247d4 WYG |
534 | static ssize_t iwl_dbgfs_disable_ht40_write(struct file *file, |
535 | const char __user *user_buf, | |
536 | size_t count, loff_t *ppos) | |
537 | { | |
538 | struct iwl_priv *priv = file->private_data; | |
539 | char buf[8]; | |
540 | int buf_size; | |
541 | int ht40; | |
542 | ||
543 | memset(buf, 0, sizeof(buf)); | |
544 | buf_size = min(count, sizeof(buf) - 1); | |
545 | if (copy_from_user(buf, user_buf, buf_size)) | |
546 | return -EFAULT; | |
547 | if (sscanf(buf, "%d", &ht40) != 1) | |
548 | return -EFAULT; | |
246ed355 | 549 | if (!iwl_is_any_associated(priv)) |
1e4247d4 | 550 | priv->disable_ht40 = ht40 ? true : false; |
f9e75447 | 551 | else |
1e4247d4 | 552 | return -EINVAL; |
1e4247d4 WYG |
553 | |
554 | return count; | |
555 | } | |
556 | ||
557 | static ssize_t iwl_dbgfs_disable_ht40_read(struct file *file, | |
558 | char __user *user_buf, | |
559 | size_t count, loff_t *ppos) | |
560 | { | |
28f63a4b | 561 | struct iwl_priv *priv = file->private_data; |
1e4247d4 WYG |
562 | char buf[100]; |
563 | int pos = 0; | |
564 | const size_t bufsz = sizeof(buf); | |
1e4247d4 WYG |
565 | |
566 | pos += scnprintf(buf + pos, bufsz - pos, | |
567 | "11n 40MHz Mode: %s\n", | |
568 | priv->disable_ht40 ? "Disabled" : "Enabled"); | |
4967c316 | 569 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
1e4247d4 WYG |
570 | } |
571 | ||
511afa3b EG |
572 | static ssize_t iwl_dbgfs_temperature_read(struct file *file, |
573 | char __user *user_buf, | |
574 | size_t count, loff_t *ppos) | |
575 | { | |
576 | struct iwl_priv *priv = file->private_data; | |
577 | char buf[8]; | |
578 | int pos = 0; | |
579 | const size_t bufsz = sizeof(buf); | |
580 | ||
581 | pos += scnprintf(buf + pos, bufsz - pos, "%d\n", priv->temperature); | |
582 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
583 | } | |
584 | ||
585 | ||
e312c24c JB |
586 | static ssize_t iwl_dbgfs_sleep_level_override_write(struct file *file, |
587 | const char __user *user_buf, | |
588 | size_t count, loff_t *ppos) | |
589 | { | |
590 | struct iwl_priv *priv = file->private_data; | |
591 | char buf[8]; | |
592 | int buf_size; | |
593 | int value; | |
594 | ||
595 | memset(buf, 0, sizeof(buf)); | |
596 | buf_size = min(count, sizeof(buf) - 1); | |
597 | if (copy_from_user(buf, user_buf, buf_size)) | |
598 | return -EFAULT; | |
599 | ||
600 | if (sscanf(buf, "%d", &value) != 1) | |
601 | return -EINVAL; | |
602 | ||
603 | /* | |
604 | * Our users expect 0 to be "CAM", but 0 isn't actually | |
605 | * valid here. However, let's not confuse them and present | |
606 | * IWL_POWER_INDEX_1 as "1", not "0". | |
607 | */ | |
1a34c043 RC |
608 | if (value == 0) |
609 | return -EINVAL; | |
610 | else if (value > 0) | |
e312c24c JB |
611 | value -= 1; |
612 | ||
613 | if (value != -1 && (value < 0 || value >= IWL_POWER_NUM)) | |
614 | return -EINVAL; | |
615 | ||
83626404 | 616 | if (!iwl_is_ready_rf(priv)) |
4ad177b5 WYG |
617 | return -EAGAIN; |
618 | ||
e312c24c JB |
619 | priv->power_data.debug_sleep_level_override = value; |
620 | ||
b1eea297 | 621 | mutex_lock(&priv->mutex); |
4ad177b5 | 622 | iwl_power_update_mode(priv, true); |
b1eea297 | 623 | mutex_unlock(&priv->mutex); |
e312c24c JB |
624 | |
625 | return count; | |
626 | } | |
627 | ||
628 | static ssize_t iwl_dbgfs_sleep_level_override_read(struct file *file, | |
629 | char __user *user_buf, | |
630 | size_t count, loff_t *ppos) | |
631 | { | |
28f63a4b | 632 | struct iwl_priv *priv = file->private_data; |
e312c24c JB |
633 | char buf[10]; |
634 | int pos, value; | |
635 | const size_t bufsz = sizeof(buf); | |
636 | ||
637 | /* see the write function */ | |
638 | value = priv->power_data.debug_sleep_level_override; | |
639 | if (value >= 0) | |
640 | value += 1; | |
641 | ||
642 | pos = scnprintf(buf, bufsz, "%d\n", value); | |
643 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
644 | } | |
645 | ||
646 | static ssize_t iwl_dbgfs_current_sleep_command_read(struct file *file, | |
647 | char __user *user_buf, | |
648 | size_t count, loff_t *ppos) | |
649 | { | |
28f63a4b | 650 | struct iwl_priv *priv = file->private_data; |
e312c24c JB |
651 | char buf[200]; |
652 | int pos = 0, i; | |
653 | const size_t bufsz = sizeof(buf); | |
654 | struct iwl_powertable_cmd *cmd = &priv->power_data.sleep_cmd; | |
655 | ||
656 | pos += scnprintf(buf + pos, bufsz - pos, | |
657 | "flags: %#.2x\n", le16_to_cpu(cmd->flags)); | |
658 | pos += scnprintf(buf + pos, bufsz - pos, | |
659 | "RX/TX timeout: %d/%d usec\n", | |
660 | le32_to_cpu(cmd->rx_data_timeout), | |
661 | le32_to_cpu(cmd->tx_data_timeout)); | |
662 | for (i = 0; i < IWL_POWER_VEC_SIZE; i++) | |
663 | pos += scnprintf(buf + pos, bufsz - pos, | |
664 | "sleep_interval[%d]: %d\n", i, | |
665 | le32_to_cpu(cmd->sleep_interval[i])); | |
666 | ||
667 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
668 | } | |
669 | ||
712b6cf5 | 670 | DEBUGFS_READ_WRITE_FILE_OPS(sram); |
c8ac61cf | 671 | DEBUGFS_READ_FILE_OPS(wowlan_sram); |
0848e297 | 672 | DEBUGFS_READ_FILE_OPS(nvm); |
712b6cf5 | 673 | DEBUGFS_READ_FILE_OPS(stations); |
d366df5a | 674 | DEBUGFS_READ_FILE_OPS(channels); |
08df05aa | 675 | DEBUGFS_READ_FILE_OPS(status); |
1f7b6172 | 676 | DEBUGFS_READ_WRITE_FILE_OPS(rx_handlers); |
f5ad69fa | 677 | DEBUGFS_READ_FILE_OPS(qos); |
fbf3a2af | 678 | DEBUGFS_READ_FILE_OPS(thermal_throttling); |
1e4247d4 | 679 | DEBUGFS_READ_WRITE_FILE_OPS(disable_ht40); |
511afa3b | 680 | DEBUGFS_READ_FILE_OPS(temperature); |
e312c24c JB |
681 | DEBUGFS_READ_WRITE_FILE_OPS(sleep_level_override); |
682 | DEBUGFS_READ_FILE_OPS(current_sleep_command); | |
712b6cf5 | 683 | |
d6d023a1 WYG |
684 | static const char *fmt_value = " %-30s %10u\n"; |
685 | static const char *fmt_hex = " %-30s 0x%02X\n"; | |
686 | static const char *fmt_table = " %-30s %10u %10u %10u %10u\n"; | |
687 | static const char *fmt_header = | |
688 | "%-32s current cumulative delta max\n"; | |
689 | ||
690 | static int iwl_statistics_flag(struct iwl_priv *priv, char *buf, int bufsz) | |
691 | { | |
692 | int p = 0; | |
693 | u32 flag; | |
694 | ||
4ff70fcd JB |
695 | lockdep_assert_held(&priv->statistics.lock); |
696 | ||
d6d023a1 WYG |
697 | flag = le32_to_cpu(priv->statistics.flag); |
698 | ||
699 | p += scnprintf(buf + p, bufsz - p, "Statistics Flag(0x%X):\n", flag); | |
700 | if (flag & UCODE_STATISTICS_CLEAR_MSK) | |
701 | p += scnprintf(buf + p, bufsz - p, | |
702 | "\tStatistics have been cleared\n"); | |
703 | p += scnprintf(buf + p, bufsz - p, "\tOperational Frequency: %s\n", | |
704 | (flag & UCODE_STATISTICS_FREQUENCY_MSK) | |
705 | ? "2.4 GHz" : "5.2 GHz"); | |
706 | p += scnprintf(buf + p, bufsz - p, "\tTGj Narrow Band: %s\n", | |
707 | (flag & UCODE_STATISTICS_NARROW_BAND_MSK) | |
708 | ? "enabled" : "disabled"); | |
709 | ||
710 | return p; | |
711 | } | |
712 | ||
e8fe59ae WYG |
713 | static ssize_t iwl_dbgfs_ucode_rx_stats_read(struct file *file, |
714 | char __user *user_buf, | |
715 | size_t count, loff_t *ppos) | |
716 | { | |
28f63a4b | 717 | struct iwl_priv *priv = file->private_data; |
d6d023a1 WYG |
718 | int pos = 0; |
719 | char *buf; | |
720 | int bufsz = sizeof(struct statistics_rx_phy) * 40 + | |
721 | sizeof(struct statistics_rx_non_phy) * 40 + | |
722 | sizeof(struct statistics_rx_ht_phy) * 40 + 400; | |
723 | ssize_t ret; | |
724 | struct statistics_rx_phy *ofdm, *accum_ofdm, *delta_ofdm, *max_ofdm; | |
725 | struct statistics_rx_phy *cck, *accum_cck, *delta_cck, *max_cck; | |
726 | struct statistics_rx_non_phy *general, *accum_general; | |
727 | struct statistics_rx_non_phy *delta_general, *max_general; | |
728 | struct statistics_rx_ht_phy *ht, *accum_ht, *delta_ht, *max_ht; | |
729 | ||
83626404 | 730 | if (!iwl_is_alive(priv)) |
d6d023a1 WYG |
731 | return -EAGAIN; |
732 | ||
733 | buf = kzalloc(bufsz, GFP_KERNEL); | |
f9e75447 | 734 | if (!buf) |
d6d023a1 | 735 | return -ENOMEM; |
d6d023a1 WYG |
736 | |
737 | /* | |
738 | * the statistic information display here is based on | |
739 | * the last statistics notification from uCode | |
740 | * might not reflect the current uCode activity | |
741 | */ | |
4ff70fcd | 742 | spin_lock_bh(&priv->statistics.lock); |
d6d023a1 WYG |
743 | ofdm = &priv->statistics.rx_ofdm; |
744 | cck = &priv->statistics.rx_cck; | |
745 | general = &priv->statistics.rx_non_phy; | |
746 | ht = &priv->statistics.rx_ofdm_ht; | |
747 | accum_ofdm = &priv->accum_stats.rx_ofdm; | |
748 | accum_cck = &priv->accum_stats.rx_cck; | |
749 | accum_general = &priv->accum_stats.rx_non_phy; | |
750 | accum_ht = &priv->accum_stats.rx_ofdm_ht; | |
751 | delta_ofdm = &priv->delta_stats.rx_ofdm; | |
752 | delta_cck = &priv->delta_stats.rx_cck; | |
753 | delta_general = &priv->delta_stats.rx_non_phy; | |
754 | delta_ht = &priv->delta_stats.rx_ofdm_ht; | |
755 | max_ofdm = &priv->max_delta_stats.rx_ofdm; | |
756 | max_cck = &priv->max_delta_stats.rx_cck; | |
757 | max_general = &priv->max_delta_stats.rx_non_phy; | |
758 | max_ht = &priv->max_delta_stats.rx_ofdm_ht; | |
759 | ||
760 | pos += iwl_statistics_flag(priv, buf, bufsz); | |
761 | pos += scnprintf(buf + pos, bufsz - pos, | |
762 | fmt_header, "Statistics_Rx - OFDM:"); | |
763 | pos += scnprintf(buf + pos, bufsz - pos, | |
764 | fmt_table, "ina_cnt:", | |
765 | le32_to_cpu(ofdm->ina_cnt), | |
766 | accum_ofdm->ina_cnt, | |
767 | delta_ofdm->ina_cnt, max_ofdm->ina_cnt); | |
768 | pos += scnprintf(buf + pos, bufsz - pos, | |
769 | fmt_table, "fina_cnt:", | |
770 | le32_to_cpu(ofdm->fina_cnt), accum_ofdm->fina_cnt, | |
771 | delta_ofdm->fina_cnt, max_ofdm->fina_cnt); | |
772 | pos += scnprintf(buf + pos, bufsz - pos, | |
773 | fmt_table, "plcp_err:", | |
774 | le32_to_cpu(ofdm->plcp_err), accum_ofdm->plcp_err, | |
775 | delta_ofdm->plcp_err, max_ofdm->plcp_err); | |
776 | pos += scnprintf(buf + pos, bufsz - pos, | |
777 | fmt_table, "crc32_err:", | |
778 | le32_to_cpu(ofdm->crc32_err), accum_ofdm->crc32_err, | |
779 | delta_ofdm->crc32_err, max_ofdm->crc32_err); | |
780 | pos += scnprintf(buf + pos, bufsz - pos, | |
781 | fmt_table, "overrun_err:", | |
782 | le32_to_cpu(ofdm->overrun_err), | |
783 | accum_ofdm->overrun_err, delta_ofdm->overrun_err, | |
784 | max_ofdm->overrun_err); | |
785 | pos += scnprintf(buf + pos, bufsz - pos, | |
786 | fmt_table, "early_overrun_err:", | |
787 | le32_to_cpu(ofdm->early_overrun_err), | |
788 | accum_ofdm->early_overrun_err, | |
789 | delta_ofdm->early_overrun_err, | |
790 | max_ofdm->early_overrun_err); | |
791 | pos += scnprintf(buf + pos, bufsz - pos, | |
792 | fmt_table, "crc32_good:", | |
793 | le32_to_cpu(ofdm->crc32_good), | |
794 | accum_ofdm->crc32_good, delta_ofdm->crc32_good, | |
795 | max_ofdm->crc32_good); | |
796 | pos += scnprintf(buf + pos, bufsz - pos, | |
797 | fmt_table, "false_alarm_cnt:", | |
798 | le32_to_cpu(ofdm->false_alarm_cnt), | |
799 | accum_ofdm->false_alarm_cnt, | |
800 | delta_ofdm->false_alarm_cnt, | |
801 | max_ofdm->false_alarm_cnt); | |
802 | pos += scnprintf(buf + pos, bufsz - pos, | |
803 | fmt_table, "fina_sync_err_cnt:", | |
804 | le32_to_cpu(ofdm->fina_sync_err_cnt), | |
805 | accum_ofdm->fina_sync_err_cnt, | |
806 | delta_ofdm->fina_sync_err_cnt, | |
807 | max_ofdm->fina_sync_err_cnt); | |
808 | pos += scnprintf(buf + pos, bufsz - pos, | |
809 | fmt_table, "sfd_timeout:", | |
810 | le32_to_cpu(ofdm->sfd_timeout), | |
811 | accum_ofdm->sfd_timeout, delta_ofdm->sfd_timeout, | |
812 | max_ofdm->sfd_timeout); | |
813 | pos += scnprintf(buf + pos, bufsz - pos, | |
814 | fmt_table, "fina_timeout:", | |
815 | le32_to_cpu(ofdm->fina_timeout), | |
816 | accum_ofdm->fina_timeout, delta_ofdm->fina_timeout, | |
817 | max_ofdm->fina_timeout); | |
818 | pos += scnprintf(buf + pos, bufsz - pos, | |
819 | fmt_table, "unresponded_rts:", | |
820 | le32_to_cpu(ofdm->unresponded_rts), | |
821 | accum_ofdm->unresponded_rts, | |
822 | delta_ofdm->unresponded_rts, | |
823 | max_ofdm->unresponded_rts); | |
824 | pos += scnprintf(buf + pos, bufsz - pos, | |
825 | fmt_table, "rxe_frame_lmt_ovrun:", | |
826 | le32_to_cpu(ofdm->rxe_frame_limit_overrun), | |
827 | accum_ofdm->rxe_frame_limit_overrun, | |
828 | delta_ofdm->rxe_frame_limit_overrun, | |
829 | max_ofdm->rxe_frame_limit_overrun); | |
830 | pos += scnprintf(buf + pos, bufsz - pos, | |
831 | fmt_table, "sent_ack_cnt:", | |
832 | le32_to_cpu(ofdm->sent_ack_cnt), | |
833 | accum_ofdm->sent_ack_cnt, delta_ofdm->sent_ack_cnt, | |
834 | max_ofdm->sent_ack_cnt); | |
835 | pos += scnprintf(buf + pos, bufsz - pos, | |
836 | fmt_table, "sent_cts_cnt:", | |
837 | le32_to_cpu(ofdm->sent_cts_cnt), | |
838 | accum_ofdm->sent_cts_cnt, delta_ofdm->sent_cts_cnt, | |
839 | max_ofdm->sent_cts_cnt); | |
840 | pos += scnprintf(buf + pos, bufsz - pos, | |
841 | fmt_table, "sent_ba_rsp_cnt:", | |
842 | le32_to_cpu(ofdm->sent_ba_rsp_cnt), | |
843 | accum_ofdm->sent_ba_rsp_cnt, | |
844 | delta_ofdm->sent_ba_rsp_cnt, | |
845 | max_ofdm->sent_ba_rsp_cnt); | |
846 | pos += scnprintf(buf + pos, bufsz - pos, | |
847 | fmt_table, "dsp_self_kill:", | |
848 | le32_to_cpu(ofdm->dsp_self_kill), | |
849 | accum_ofdm->dsp_self_kill, | |
850 | delta_ofdm->dsp_self_kill, | |
851 | max_ofdm->dsp_self_kill); | |
852 | pos += scnprintf(buf + pos, bufsz - pos, | |
853 | fmt_table, "mh_format_err:", | |
854 | le32_to_cpu(ofdm->mh_format_err), | |
855 | accum_ofdm->mh_format_err, | |
856 | delta_ofdm->mh_format_err, | |
857 | max_ofdm->mh_format_err); | |
858 | pos += scnprintf(buf + pos, bufsz - pos, | |
859 | fmt_table, "re_acq_main_rssi_sum:", | |
860 | le32_to_cpu(ofdm->re_acq_main_rssi_sum), | |
861 | accum_ofdm->re_acq_main_rssi_sum, | |
862 | delta_ofdm->re_acq_main_rssi_sum, | |
863 | max_ofdm->re_acq_main_rssi_sum); | |
864 | ||
865 | pos += scnprintf(buf + pos, bufsz - pos, | |
866 | fmt_header, "Statistics_Rx - CCK:"); | |
867 | pos += scnprintf(buf + pos, bufsz - pos, | |
868 | fmt_table, "ina_cnt:", | |
869 | le32_to_cpu(cck->ina_cnt), accum_cck->ina_cnt, | |
870 | delta_cck->ina_cnt, max_cck->ina_cnt); | |
871 | pos += scnprintf(buf + pos, bufsz - pos, | |
872 | fmt_table, "fina_cnt:", | |
873 | le32_to_cpu(cck->fina_cnt), accum_cck->fina_cnt, | |
874 | delta_cck->fina_cnt, max_cck->fina_cnt); | |
875 | pos += scnprintf(buf + pos, bufsz - pos, | |
876 | fmt_table, "plcp_err:", | |
877 | le32_to_cpu(cck->plcp_err), accum_cck->plcp_err, | |
878 | delta_cck->plcp_err, max_cck->plcp_err); | |
879 | pos += scnprintf(buf + pos, bufsz - pos, | |
880 | fmt_table, "crc32_err:", | |
881 | le32_to_cpu(cck->crc32_err), accum_cck->crc32_err, | |
882 | delta_cck->crc32_err, max_cck->crc32_err); | |
883 | pos += scnprintf(buf + pos, bufsz - pos, | |
884 | fmt_table, "overrun_err:", | |
885 | le32_to_cpu(cck->overrun_err), | |
886 | accum_cck->overrun_err, delta_cck->overrun_err, | |
887 | max_cck->overrun_err); | |
888 | pos += scnprintf(buf + pos, bufsz - pos, | |
889 | fmt_table, "early_overrun_err:", | |
890 | le32_to_cpu(cck->early_overrun_err), | |
891 | accum_cck->early_overrun_err, | |
892 | delta_cck->early_overrun_err, | |
893 | max_cck->early_overrun_err); | |
894 | pos += scnprintf(buf + pos, bufsz - pos, | |
895 | fmt_table, "crc32_good:", | |
896 | le32_to_cpu(cck->crc32_good), accum_cck->crc32_good, | |
897 | delta_cck->crc32_good, max_cck->crc32_good); | |
898 | pos += scnprintf(buf + pos, bufsz - pos, | |
899 | fmt_table, "false_alarm_cnt:", | |
900 | le32_to_cpu(cck->false_alarm_cnt), | |
901 | accum_cck->false_alarm_cnt, | |
902 | delta_cck->false_alarm_cnt, max_cck->false_alarm_cnt); | |
903 | pos += scnprintf(buf + pos, bufsz - pos, | |
904 | fmt_table, "fina_sync_err_cnt:", | |
905 | le32_to_cpu(cck->fina_sync_err_cnt), | |
906 | accum_cck->fina_sync_err_cnt, | |
907 | delta_cck->fina_sync_err_cnt, | |
908 | max_cck->fina_sync_err_cnt); | |
909 | pos += scnprintf(buf + pos, bufsz - pos, | |
910 | fmt_table, "sfd_timeout:", | |
911 | le32_to_cpu(cck->sfd_timeout), | |
912 | accum_cck->sfd_timeout, delta_cck->sfd_timeout, | |
913 | max_cck->sfd_timeout); | |
914 | pos += scnprintf(buf + pos, bufsz - pos, | |
915 | fmt_table, "fina_timeout:", | |
916 | le32_to_cpu(cck->fina_timeout), | |
917 | accum_cck->fina_timeout, delta_cck->fina_timeout, | |
918 | max_cck->fina_timeout); | |
919 | pos += scnprintf(buf + pos, bufsz - pos, | |
920 | fmt_table, "unresponded_rts:", | |
921 | le32_to_cpu(cck->unresponded_rts), | |
922 | accum_cck->unresponded_rts, delta_cck->unresponded_rts, | |
923 | max_cck->unresponded_rts); | |
924 | pos += scnprintf(buf + pos, bufsz - pos, | |
925 | fmt_table, "rxe_frame_lmt_ovrun:", | |
926 | le32_to_cpu(cck->rxe_frame_limit_overrun), | |
927 | accum_cck->rxe_frame_limit_overrun, | |
928 | delta_cck->rxe_frame_limit_overrun, | |
929 | max_cck->rxe_frame_limit_overrun); | |
930 | pos += scnprintf(buf + pos, bufsz - pos, | |
931 | fmt_table, "sent_ack_cnt:", | |
932 | le32_to_cpu(cck->sent_ack_cnt), | |
933 | accum_cck->sent_ack_cnt, delta_cck->sent_ack_cnt, | |
934 | max_cck->sent_ack_cnt); | |
935 | pos += scnprintf(buf + pos, bufsz - pos, | |
936 | fmt_table, "sent_cts_cnt:", | |
937 | le32_to_cpu(cck->sent_cts_cnt), | |
938 | accum_cck->sent_cts_cnt, delta_cck->sent_cts_cnt, | |
939 | max_cck->sent_cts_cnt); | |
940 | pos += scnprintf(buf + pos, bufsz - pos, | |
941 | fmt_table, "sent_ba_rsp_cnt:", | |
942 | le32_to_cpu(cck->sent_ba_rsp_cnt), | |
943 | accum_cck->sent_ba_rsp_cnt, | |
944 | delta_cck->sent_ba_rsp_cnt, | |
945 | max_cck->sent_ba_rsp_cnt); | |
946 | pos += scnprintf(buf + pos, bufsz - pos, | |
947 | fmt_table, "dsp_self_kill:", | |
948 | le32_to_cpu(cck->dsp_self_kill), | |
949 | accum_cck->dsp_self_kill, delta_cck->dsp_self_kill, | |
950 | max_cck->dsp_self_kill); | |
951 | pos += scnprintf(buf + pos, bufsz - pos, | |
952 | fmt_table, "mh_format_err:", | |
953 | le32_to_cpu(cck->mh_format_err), | |
954 | accum_cck->mh_format_err, delta_cck->mh_format_err, | |
955 | max_cck->mh_format_err); | |
956 | pos += scnprintf(buf + pos, bufsz - pos, | |
957 | fmt_table, "re_acq_main_rssi_sum:", | |
958 | le32_to_cpu(cck->re_acq_main_rssi_sum), | |
959 | accum_cck->re_acq_main_rssi_sum, | |
960 | delta_cck->re_acq_main_rssi_sum, | |
961 | max_cck->re_acq_main_rssi_sum); | |
962 | ||
963 | pos += scnprintf(buf + pos, bufsz - pos, | |
964 | fmt_header, "Statistics_Rx - GENERAL:"); | |
965 | pos += scnprintf(buf + pos, bufsz - pos, | |
966 | fmt_table, "bogus_cts:", | |
967 | le32_to_cpu(general->bogus_cts), | |
968 | accum_general->bogus_cts, delta_general->bogus_cts, | |
969 | max_general->bogus_cts); | |
970 | pos += scnprintf(buf + pos, bufsz - pos, | |
971 | fmt_table, "bogus_ack:", | |
972 | le32_to_cpu(general->bogus_ack), | |
973 | accum_general->bogus_ack, delta_general->bogus_ack, | |
974 | max_general->bogus_ack); | |
975 | pos += scnprintf(buf + pos, bufsz - pos, | |
976 | fmt_table, "non_bssid_frames:", | |
977 | le32_to_cpu(general->non_bssid_frames), | |
978 | accum_general->non_bssid_frames, | |
979 | delta_general->non_bssid_frames, | |
980 | max_general->non_bssid_frames); | |
981 | pos += scnprintf(buf + pos, bufsz - pos, | |
982 | fmt_table, "filtered_frames:", | |
983 | le32_to_cpu(general->filtered_frames), | |
984 | accum_general->filtered_frames, | |
985 | delta_general->filtered_frames, | |
986 | max_general->filtered_frames); | |
987 | pos += scnprintf(buf + pos, bufsz - pos, | |
988 | fmt_table, "non_channel_beacons:", | |
989 | le32_to_cpu(general->non_channel_beacons), | |
990 | accum_general->non_channel_beacons, | |
991 | delta_general->non_channel_beacons, | |
992 | max_general->non_channel_beacons); | |
993 | pos += scnprintf(buf + pos, bufsz - pos, | |
994 | fmt_table, "channel_beacons:", | |
995 | le32_to_cpu(general->channel_beacons), | |
996 | accum_general->channel_beacons, | |
997 | delta_general->channel_beacons, | |
998 | max_general->channel_beacons); | |
999 | pos += scnprintf(buf + pos, bufsz - pos, | |
1000 | fmt_table, "num_missed_bcon:", | |
1001 | le32_to_cpu(general->num_missed_bcon), | |
1002 | accum_general->num_missed_bcon, | |
1003 | delta_general->num_missed_bcon, | |
1004 | max_general->num_missed_bcon); | |
1005 | pos += scnprintf(buf + pos, bufsz - pos, | |
1006 | fmt_table, "adc_rx_saturation_time:", | |
1007 | le32_to_cpu(general->adc_rx_saturation_time), | |
1008 | accum_general->adc_rx_saturation_time, | |
1009 | delta_general->adc_rx_saturation_time, | |
1010 | max_general->adc_rx_saturation_time); | |
1011 | pos += scnprintf(buf + pos, bufsz - pos, | |
1012 | fmt_table, "ina_detect_search_tm:", | |
1013 | le32_to_cpu(general->ina_detection_search_time), | |
1014 | accum_general->ina_detection_search_time, | |
1015 | delta_general->ina_detection_search_time, | |
1016 | max_general->ina_detection_search_time); | |
1017 | pos += scnprintf(buf + pos, bufsz - pos, | |
1018 | fmt_table, "beacon_silence_rssi_a:", | |
1019 | le32_to_cpu(general->beacon_silence_rssi_a), | |
1020 | accum_general->beacon_silence_rssi_a, | |
1021 | delta_general->beacon_silence_rssi_a, | |
1022 | max_general->beacon_silence_rssi_a); | |
1023 | pos += scnprintf(buf + pos, bufsz - pos, | |
1024 | fmt_table, "beacon_silence_rssi_b:", | |
1025 | le32_to_cpu(general->beacon_silence_rssi_b), | |
1026 | accum_general->beacon_silence_rssi_b, | |
1027 | delta_general->beacon_silence_rssi_b, | |
1028 | max_general->beacon_silence_rssi_b); | |
1029 | pos += scnprintf(buf + pos, bufsz - pos, | |
1030 | fmt_table, "beacon_silence_rssi_c:", | |
1031 | le32_to_cpu(general->beacon_silence_rssi_c), | |
1032 | accum_general->beacon_silence_rssi_c, | |
1033 | delta_general->beacon_silence_rssi_c, | |
1034 | max_general->beacon_silence_rssi_c); | |
1035 | pos += scnprintf(buf + pos, bufsz - pos, | |
1036 | fmt_table, "interference_data_flag:", | |
1037 | le32_to_cpu(general->interference_data_flag), | |
1038 | accum_general->interference_data_flag, | |
1039 | delta_general->interference_data_flag, | |
1040 | max_general->interference_data_flag); | |
1041 | pos += scnprintf(buf + pos, bufsz - pos, | |
1042 | fmt_table, "channel_load:", | |
1043 | le32_to_cpu(general->channel_load), | |
1044 | accum_general->channel_load, | |
1045 | delta_general->channel_load, | |
1046 | max_general->channel_load); | |
1047 | pos += scnprintf(buf + pos, bufsz - pos, | |
1048 | fmt_table, "dsp_false_alarms:", | |
1049 | le32_to_cpu(general->dsp_false_alarms), | |
1050 | accum_general->dsp_false_alarms, | |
1051 | delta_general->dsp_false_alarms, | |
1052 | max_general->dsp_false_alarms); | |
1053 | pos += scnprintf(buf + pos, bufsz - pos, | |
1054 | fmt_table, "beacon_rssi_a:", | |
1055 | le32_to_cpu(general->beacon_rssi_a), | |
1056 | accum_general->beacon_rssi_a, | |
1057 | delta_general->beacon_rssi_a, | |
1058 | max_general->beacon_rssi_a); | |
1059 | pos += scnprintf(buf + pos, bufsz - pos, | |
1060 | fmt_table, "beacon_rssi_b:", | |
1061 | le32_to_cpu(general->beacon_rssi_b), | |
1062 | accum_general->beacon_rssi_b, | |
1063 | delta_general->beacon_rssi_b, | |
1064 | max_general->beacon_rssi_b); | |
1065 | pos += scnprintf(buf + pos, bufsz - pos, | |
1066 | fmt_table, "beacon_rssi_c:", | |
1067 | le32_to_cpu(general->beacon_rssi_c), | |
1068 | accum_general->beacon_rssi_c, | |
1069 | delta_general->beacon_rssi_c, | |
1070 | max_general->beacon_rssi_c); | |
1071 | pos += scnprintf(buf + pos, bufsz - pos, | |
1072 | fmt_table, "beacon_energy_a:", | |
1073 | le32_to_cpu(general->beacon_energy_a), | |
1074 | accum_general->beacon_energy_a, | |
1075 | delta_general->beacon_energy_a, | |
1076 | max_general->beacon_energy_a); | |
1077 | pos += scnprintf(buf + pos, bufsz - pos, | |
1078 | fmt_table, "beacon_energy_b:", | |
1079 | le32_to_cpu(general->beacon_energy_b), | |
1080 | accum_general->beacon_energy_b, | |
1081 | delta_general->beacon_energy_b, | |
1082 | max_general->beacon_energy_b); | |
1083 | pos += scnprintf(buf + pos, bufsz - pos, | |
1084 | fmt_table, "beacon_energy_c:", | |
1085 | le32_to_cpu(general->beacon_energy_c), | |
1086 | accum_general->beacon_energy_c, | |
1087 | delta_general->beacon_energy_c, | |
1088 | max_general->beacon_energy_c); | |
1089 | ||
1090 | pos += scnprintf(buf + pos, bufsz - pos, | |
1091 | fmt_header, "Statistics_Rx - OFDM_HT:"); | |
1092 | pos += scnprintf(buf + pos, bufsz - pos, | |
1093 | fmt_table, "plcp_err:", | |
1094 | le32_to_cpu(ht->plcp_err), accum_ht->plcp_err, | |
1095 | delta_ht->plcp_err, max_ht->plcp_err); | |
1096 | pos += scnprintf(buf + pos, bufsz - pos, | |
1097 | fmt_table, "overrun_err:", | |
1098 | le32_to_cpu(ht->overrun_err), accum_ht->overrun_err, | |
1099 | delta_ht->overrun_err, max_ht->overrun_err); | |
1100 | pos += scnprintf(buf + pos, bufsz - pos, | |
1101 | fmt_table, "early_overrun_err:", | |
1102 | le32_to_cpu(ht->early_overrun_err), | |
1103 | accum_ht->early_overrun_err, | |
1104 | delta_ht->early_overrun_err, | |
1105 | max_ht->early_overrun_err); | |
1106 | pos += scnprintf(buf + pos, bufsz - pos, | |
1107 | fmt_table, "crc32_good:", | |
1108 | le32_to_cpu(ht->crc32_good), accum_ht->crc32_good, | |
1109 | delta_ht->crc32_good, max_ht->crc32_good); | |
1110 | pos += scnprintf(buf + pos, bufsz - pos, | |
1111 | fmt_table, "crc32_err:", | |
1112 | le32_to_cpu(ht->crc32_err), accum_ht->crc32_err, | |
1113 | delta_ht->crc32_err, max_ht->crc32_err); | |
1114 | pos += scnprintf(buf + pos, bufsz - pos, | |
1115 | fmt_table, "mh_format_err:", | |
1116 | le32_to_cpu(ht->mh_format_err), | |
1117 | accum_ht->mh_format_err, | |
1118 | delta_ht->mh_format_err, max_ht->mh_format_err); | |
1119 | pos += scnprintf(buf + pos, bufsz - pos, | |
1120 | fmt_table, "agg_crc32_good:", | |
1121 | le32_to_cpu(ht->agg_crc32_good), | |
1122 | accum_ht->agg_crc32_good, | |
1123 | delta_ht->agg_crc32_good, max_ht->agg_crc32_good); | |
1124 | pos += scnprintf(buf + pos, bufsz - pos, | |
1125 | fmt_table, "agg_mpdu_cnt:", | |
1126 | le32_to_cpu(ht->agg_mpdu_cnt), | |
1127 | accum_ht->agg_mpdu_cnt, | |
1128 | delta_ht->agg_mpdu_cnt, max_ht->agg_mpdu_cnt); | |
1129 | pos += scnprintf(buf + pos, bufsz - pos, | |
1130 | fmt_table, "agg_cnt:", | |
1131 | le32_to_cpu(ht->agg_cnt), accum_ht->agg_cnt, | |
1132 | delta_ht->agg_cnt, max_ht->agg_cnt); | |
1133 | pos += scnprintf(buf + pos, bufsz - pos, | |
1134 | fmt_table, "unsupport_mcs:", | |
1135 | le32_to_cpu(ht->unsupport_mcs), | |
1136 | accum_ht->unsupport_mcs, | |
1137 | delta_ht->unsupport_mcs, max_ht->unsupport_mcs); | |
1138 | ||
4ff70fcd JB |
1139 | spin_unlock_bh(&priv->statistics.lock); |
1140 | ||
d6d023a1 WYG |
1141 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
1142 | kfree(buf); | |
1143 | return ret; | |
e8fe59ae WYG |
1144 | } |
1145 | ||
1146 | static ssize_t iwl_dbgfs_ucode_tx_stats_read(struct file *file, | |
1147 | char __user *user_buf, | |
1148 | size_t count, loff_t *ppos) | |
1149 | { | |
28f63a4b | 1150 | struct iwl_priv *priv = file->private_data; |
d6d023a1 WYG |
1151 | int pos = 0; |
1152 | char *buf; | |
1153 | int bufsz = (sizeof(struct statistics_tx) * 48) + 250; | |
1154 | ssize_t ret; | |
1155 | struct statistics_tx *tx, *accum_tx, *delta_tx, *max_tx; | |
1156 | ||
83626404 | 1157 | if (!iwl_is_alive(priv)) |
d6d023a1 WYG |
1158 | return -EAGAIN; |
1159 | ||
1160 | buf = kzalloc(bufsz, GFP_KERNEL); | |
f9e75447 | 1161 | if (!buf) |
d6d023a1 | 1162 | return -ENOMEM; |
d6d023a1 WYG |
1163 | |
1164 | /* the statistic information display here is based on | |
1165 | * the last statistics notification from uCode | |
1166 | * might not reflect the current uCode activity | |
1167 | */ | |
4ff70fcd JB |
1168 | spin_lock_bh(&priv->statistics.lock); |
1169 | ||
d6d023a1 WYG |
1170 | tx = &priv->statistics.tx; |
1171 | accum_tx = &priv->accum_stats.tx; | |
1172 | delta_tx = &priv->delta_stats.tx; | |
1173 | max_tx = &priv->max_delta_stats.tx; | |
1174 | ||
1175 | pos += iwl_statistics_flag(priv, buf, bufsz); | |
1176 | pos += scnprintf(buf + pos, bufsz - pos, | |
1177 | fmt_header, "Statistics_Tx:"); | |
1178 | pos += scnprintf(buf + pos, bufsz - pos, | |
1179 | fmt_table, "preamble:", | |
1180 | le32_to_cpu(tx->preamble_cnt), | |
1181 | accum_tx->preamble_cnt, | |
1182 | delta_tx->preamble_cnt, max_tx->preamble_cnt); | |
1183 | pos += scnprintf(buf + pos, bufsz - pos, | |
1184 | fmt_table, "rx_detected_cnt:", | |
1185 | le32_to_cpu(tx->rx_detected_cnt), | |
1186 | accum_tx->rx_detected_cnt, | |
1187 | delta_tx->rx_detected_cnt, max_tx->rx_detected_cnt); | |
1188 | pos += scnprintf(buf + pos, bufsz - pos, | |
1189 | fmt_table, "bt_prio_defer_cnt:", | |
1190 | le32_to_cpu(tx->bt_prio_defer_cnt), | |
1191 | accum_tx->bt_prio_defer_cnt, | |
1192 | delta_tx->bt_prio_defer_cnt, | |
1193 | max_tx->bt_prio_defer_cnt); | |
1194 | pos += scnprintf(buf + pos, bufsz - pos, | |
1195 | fmt_table, "bt_prio_kill_cnt:", | |
1196 | le32_to_cpu(tx->bt_prio_kill_cnt), | |
1197 | accum_tx->bt_prio_kill_cnt, | |
1198 | delta_tx->bt_prio_kill_cnt, | |
1199 | max_tx->bt_prio_kill_cnt); | |
1200 | pos += scnprintf(buf + pos, bufsz - pos, | |
1201 | fmt_table, "few_bytes_cnt:", | |
1202 | le32_to_cpu(tx->few_bytes_cnt), | |
1203 | accum_tx->few_bytes_cnt, | |
1204 | delta_tx->few_bytes_cnt, max_tx->few_bytes_cnt); | |
1205 | pos += scnprintf(buf + pos, bufsz - pos, | |
1206 | fmt_table, "cts_timeout:", | |
1207 | le32_to_cpu(tx->cts_timeout), accum_tx->cts_timeout, | |
1208 | delta_tx->cts_timeout, max_tx->cts_timeout); | |
1209 | pos += scnprintf(buf + pos, bufsz - pos, | |
1210 | fmt_table, "ack_timeout:", | |
1211 | le32_to_cpu(tx->ack_timeout), | |
1212 | accum_tx->ack_timeout, | |
1213 | delta_tx->ack_timeout, max_tx->ack_timeout); | |
1214 | pos += scnprintf(buf + pos, bufsz - pos, | |
1215 | fmt_table, "expected_ack_cnt:", | |
1216 | le32_to_cpu(tx->expected_ack_cnt), | |
1217 | accum_tx->expected_ack_cnt, | |
1218 | delta_tx->expected_ack_cnt, | |
1219 | max_tx->expected_ack_cnt); | |
1220 | pos += scnprintf(buf + pos, bufsz - pos, | |
1221 | fmt_table, "actual_ack_cnt:", | |
1222 | le32_to_cpu(tx->actual_ack_cnt), | |
1223 | accum_tx->actual_ack_cnt, | |
1224 | delta_tx->actual_ack_cnt, | |
1225 | max_tx->actual_ack_cnt); | |
1226 | pos += scnprintf(buf + pos, bufsz - pos, | |
1227 | fmt_table, "dump_msdu_cnt:", | |
1228 | le32_to_cpu(tx->dump_msdu_cnt), | |
1229 | accum_tx->dump_msdu_cnt, | |
1230 | delta_tx->dump_msdu_cnt, | |
1231 | max_tx->dump_msdu_cnt); | |
1232 | pos += scnprintf(buf + pos, bufsz - pos, | |
1233 | fmt_table, "abort_nxt_frame_mismatch:", | |
1234 | le32_to_cpu(tx->burst_abort_next_frame_mismatch_cnt), | |
1235 | accum_tx->burst_abort_next_frame_mismatch_cnt, | |
1236 | delta_tx->burst_abort_next_frame_mismatch_cnt, | |
1237 | max_tx->burst_abort_next_frame_mismatch_cnt); | |
1238 | pos += scnprintf(buf + pos, bufsz - pos, | |
1239 | fmt_table, "abort_missing_nxt_frame:", | |
1240 | le32_to_cpu(tx->burst_abort_missing_next_frame_cnt), | |
1241 | accum_tx->burst_abort_missing_next_frame_cnt, | |
1242 | delta_tx->burst_abort_missing_next_frame_cnt, | |
1243 | max_tx->burst_abort_missing_next_frame_cnt); | |
1244 | pos += scnprintf(buf + pos, bufsz - pos, | |
1245 | fmt_table, "cts_timeout_collision:", | |
1246 | le32_to_cpu(tx->cts_timeout_collision), | |
1247 | accum_tx->cts_timeout_collision, | |
1248 | delta_tx->cts_timeout_collision, | |
1249 | max_tx->cts_timeout_collision); | |
1250 | pos += scnprintf(buf + pos, bufsz - pos, | |
1251 | fmt_table, "ack_ba_timeout_collision:", | |
1252 | le32_to_cpu(tx->ack_or_ba_timeout_collision), | |
1253 | accum_tx->ack_or_ba_timeout_collision, | |
1254 | delta_tx->ack_or_ba_timeout_collision, | |
1255 | max_tx->ack_or_ba_timeout_collision); | |
1256 | pos += scnprintf(buf + pos, bufsz - pos, | |
1257 | fmt_table, "agg ba_timeout:", | |
1258 | le32_to_cpu(tx->agg.ba_timeout), | |
1259 | accum_tx->agg.ba_timeout, | |
1260 | delta_tx->agg.ba_timeout, | |
1261 | max_tx->agg.ba_timeout); | |
1262 | pos += scnprintf(buf + pos, bufsz - pos, | |
1263 | fmt_table, "agg ba_resched_frames:", | |
1264 | le32_to_cpu(tx->agg.ba_reschedule_frames), | |
1265 | accum_tx->agg.ba_reschedule_frames, | |
1266 | delta_tx->agg.ba_reschedule_frames, | |
1267 | max_tx->agg.ba_reschedule_frames); | |
1268 | pos += scnprintf(buf + pos, bufsz - pos, | |
1269 | fmt_table, "agg scd_query_agg_frame:", | |
1270 | le32_to_cpu(tx->agg.scd_query_agg_frame_cnt), | |
1271 | accum_tx->agg.scd_query_agg_frame_cnt, | |
1272 | delta_tx->agg.scd_query_agg_frame_cnt, | |
1273 | max_tx->agg.scd_query_agg_frame_cnt); | |
1274 | pos += scnprintf(buf + pos, bufsz - pos, | |
1275 | fmt_table, "agg scd_query_no_agg:", | |
1276 | le32_to_cpu(tx->agg.scd_query_no_agg), | |
1277 | accum_tx->agg.scd_query_no_agg, | |
1278 | delta_tx->agg.scd_query_no_agg, | |
1279 | max_tx->agg.scd_query_no_agg); | |
1280 | pos += scnprintf(buf + pos, bufsz - pos, | |
1281 | fmt_table, "agg scd_query_agg:", | |
1282 | le32_to_cpu(tx->agg.scd_query_agg), | |
1283 | accum_tx->agg.scd_query_agg, | |
1284 | delta_tx->agg.scd_query_agg, | |
1285 | max_tx->agg.scd_query_agg); | |
1286 | pos += scnprintf(buf + pos, bufsz - pos, | |
1287 | fmt_table, "agg scd_query_mismatch:", | |
1288 | le32_to_cpu(tx->agg.scd_query_mismatch), | |
1289 | accum_tx->agg.scd_query_mismatch, | |
1290 | delta_tx->agg.scd_query_mismatch, | |
1291 | max_tx->agg.scd_query_mismatch); | |
1292 | pos += scnprintf(buf + pos, bufsz - pos, | |
1293 | fmt_table, "agg frame_not_ready:", | |
1294 | le32_to_cpu(tx->agg.frame_not_ready), | |
1295 | accum_tx->agg.frame_not_ready, | |
1296 | delta_tx->agg.frame_not_ready, | |
1297 | max_tx->agg.frame_not_ready); | |
1298 | pos += scnprintf(buf + pos, bufsz - pos, | |
1299 | fmt_table, "agg underrun:", | |
1300 | le32_to_cpu(tx->agg.underrun), | |
1301 | accum_tx->agg.underrun, | |
1302 | delta_tx->agg.underrun, max_tx->agg.underrun); | |
1303 | pos += scnprintf(buf + pos, bufsz - pos, | |
1304 | fmt_table, "agg bt_prio_kill:", | |
1305 | le32_to_cpu(tx->agg.bt_prio_kill), | |
1306 | accum_tx->agg.bt_prio_kill, | |
1307 | delta_tx->agg.bt_prio_kill, | |
1308 | max_tx->agg.bt_prio_kill); | |
1309 | pos += scnprintf(buf + pos, bufsz - pos, | |
1310 | fmt_table, "agg rx_ba_rsp_cnt:", | |
1311 | le32_to_cpu(tx->agg.rx_ba_rsp_cnt), | |
1312 | accum_tx->agg.rx_ba_rsp_cnt, | |
1313 | delta_tx->agg.rx_ba_rsp_cnt, | |
1314 | max_tx->agg.rx_ba_rsp_cnt); | |
1315 | ||
1316 | if (tx->tx_power.ant_a || tx->tx_power.ant_b || tx->tx_power.ant_c) { | |
1317 | pos += scnprintf(buf + pos, bufsz - pos, | |
1318 | "tx power: (1/2 dB step)\n"); | |
b7998c8b | 1319 | if ((priv->nvm_data->valid_tx_ant & ANT_A) && |
7e79a393 | 1320 | tx->tx_power.ant_a) |
d6d023a1 WYG |
1321 | pos += scnprintf(buf + pos, bufsz - pos, |
1322 | fmt_hex, "antenna A:", | |
1323 | tx->tx_power.ant_a); | |
b7998c8b | 1324 | if ((priv->nvm_data->valid_tx_ant & ANT_B) && |
7e79a393 | 1325 | tx->tx_power.ant_b) |
d6d023a1 WYG |
1326 | pos += scnprintf(buf + pos, bufsz - pos, |
1327 | fmt_hex, "antenna B:", | |
1328 | tx->tx_power.ant_b); | |
b7998c8b | 1329 | if ((priv->nvm_data->valid_tx_ant & ANT_C) && |
7e79a393 | 1330 | tx->tx_power.ant_c) |
d6d023a1 WYG |
1331 | pos += scnprintf(buf + pos, bufsz - pos, |
1332 | fmt_hex, "antenna C:", | |
1333 | tx->tx_power.ant_c); | |
1334 | } | |
4ff70fcd JB |
1335 | |
1336 | spin_unlock_bh(&priv->statistics.lock); | |
1337 | ||
d6d023a1 WYG |
1338 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
1339 | kfree(buf); | |
1340 | return ret; | |
e8fe59ae WYG |
1341 | } |
1342 | ||
1343 | static ssize_t iwl_dbgfs_ucode_general_stats_read(struct file *file, | |
1344 | char __user *user_buf, | |
1345 | size_t count, loff_t *ppos) | |
1346 | { | |
28f63a4b | 1347 | struct iwl_priv *priv = file->private_data; |
d6d023a1 WYG |
1348 | int pos = 0; |
1349 | char *buf; | |
1350 | int bufsz = sizeof(struct statistics_general) * 10 + 300; | |
1351 | ssize_t ret; | |
1352 | struct statistics_general_common *general, *accum_general; | |
1353 | struct statistics_general_common *delta_general, *max_general; | |
1354 | struct statistics_dbg *dbg, *accum_dbg, *delta_dbg, *max_dbg; | |
1355 | struct statistics_div *div, *accum_div, *delta_div, *max_div; | |
1356 | ||
83626404 | 1357 | if (!iwl_is_alive(priv)) |
d6d023a1 WYG |
1358 | return -EAGAIN; |
1359 | ||
1360 | buf = kzalloc(bufsz, GFP_KERNEL); | |
f9e75447 | 1361 | if (!buf) |
d6d023a1 | 1362 | return -ENOMEM; |
d6d023a1 WYG |
1363 | |
1364 | /* the statistic information display here is based on | |
1365 | * the last statistics notification from uCode | |
1366 | * might not reflect the current uCode activity | |
1367 | */ | |
4ff70fcd JB |
1368 | |
1369 | spin_lock_bh(&priv->statistics.lock); | |
1370 | ||
d6d023a1 WYG |
1371 | general = &priv->statistics.common; |
1372 | dbg = &priv->statistics.common.dbg; | |
1373 | div = &priv->statistics.common.div; | |
1374 | accum_general = &priv->accum_stats.common; | |
1375 | accum_dbg = &priv->accum_stats.common.dbg; | |
1376 | accum_div = &priv->accum_stats.common.div; | |
1377 | delta_general = &priv->delta_stats.common; | |
1378 | max_general = &priv->max_delta_stats.common; | |
1379 | delta_dbg = &priv->delta_stats.common.dbg; | |
1380 | max_dbg = &priv->max_delta_stats.common.dbg; | |
1381 | delta_div = &priv->delta_stats.common.div; | |
1382 | max_div = &priv->max_delta_stats.common.div; | |
1383 | ||
1384 | pos += iwl_statistics_flag(priv, buf, bufsz); | |
1385 | pos += scnprintf(buf + pos, bufsz - pos, | |
1386 | fmt_header, "Statistics_General:"); | |
1387 | pos += scnprintf(buf + pos, bufsz - pos, | |
1388 | fmt_value, "temperature:", | |
1389 | le32_to_cpu(general->temperature)); | |
1390 | pos += scnprintf(buf + pos, bufsz - pos, | |
1391 | fmt_value, "temperature_m:", | |
1392 | le32_to_cpu(general->temperature_m)); | |
1393 | pos += scnprintf(buf + pos, bufsz - pos, | |
1394 | fmt_value, "ttl_timestamp:", | |
1395 | le32_to_cpu(general->ttl_timestamp)); | |
1396 | pos += scnprintf(buf + pos, bufsz - pos, | |
1397 | fmt_table, "burst_check:", | |
1398 | le32_to_cpu(dbg->burst_check), | |
1399 | accum_dbg->burst_check, | |
1400 | delta_dbg->burst_check, max_dbg->burst_check); | |
1401 | pos += scnprintf(buf + pos, bufsz - pos, | |
1402 | fmt_table, "burst_count:", | |
1403 | le32_to_cpu(dbg->burst_count), | |
1404 | accum_dbg->burst_count, | |
1405 | delta_dbg->burst_count, max_dbg->burst_count); | |
1406 | pos += scnprintf(buf + pos, bufsz - pos, | |
1407 | fmt_table, "wait_for_silence_timeout_count:", | |
1408 | le32_to_cpu(dbg->wait_for_silence_timeout_cnt), | |
1409 | accum_dbg->wait_for_silence_timeout_cnt, | |
1410 | delta_dbg->wait_for_silence_timeout_cnt, | |
1411 | max_dbg->wait_for_silence_timeout_cnt); | |
1412 | pos += scnprintf(buf + pos, bufsz - pos, | |
1413 | fmt_table, "sleep_time:", | |
1414 | le32_to_cpu(general->sleep_time), | |
1415 | accum_general->sleep_time, | |
1416 | delta_general->sleep_time, max_general->sleep_time); | |
1417 | pos += scnprintf(buf + pos, bufsz - pos, | |
1418 | fmt_table, "slots_out:", | |
1419 | le32_to_cpu(general->slots_out), | |
1420 | accum_general->slots_out, | |
1421 | delta_general->slots_out, max_general->slots_out); | |
1422 | pos += scnprintf(buf + pos, bufsz - pos, | |
1423 | fmt_table, "slots_idle:", | |
1424 | le32_to_cpu(general->slots_idle), | |
1425 | accum_general->slots_idle, | |
1426 | delta_general->slots_idle, max_general->slots_idle); | |
1427 | pos += scnprintf(buf + pos, bufsz - pos, | |
1428 | fmt_table, "tx_on_a:", | |
1429 | le32_to_cpu(div->tx_on_a), accum_div->tx_on_a, | |
1430 | delta_div->tx_on_a, max_div->tx_on_a); | |
1431 | pos += scnprintf(buf + pos, bufsz - pos, | |
1432 | fmt_table, "tx_on_b:", | |
1433 | le32_to_cpu(div->tx_on_b), accum_div->tx_on_b, | |
1434 | delta_div->tx_on_b, max_div->tx_on_b); | |
1435 | pos += scnprintf(buf + pos, bufsz - pos, | |
1436 | fmt_table, "exec_time:", | |
1437 | le32_to_cpu(div->exec_time), accum_div->exec_time, | |
1438 | delta_div->exec_time, max_div->exec_time); | |
1439 | pos += scnprintf(buf + pos, bufsz - pos, | |
1440 | fmt_table, "probe_time:", | |
1441 | le32_to_cpu(div->probe_time), accum_div->probe_time, | |
1442 | delta_div->probe_time, max_div->probe_time); | |
1443 | pos += scnprintf(buf + pos, bufsz - pos, | |
1444 | fmt_table, "rx_enable_counter:", | |
1445 | le32_to_cpu(general->rx_enable_counter), | |
1446 | accum_general->rx_enable_counter, | |
1447 | delta_general->rx_enable_counter, | |
1448 | max_general->rx_enable_counter); | |
1449 | pos += scnprintf(buf + pos, bufsz - pos, | |
1450 | fmt_table, "num_of_sos_states:", | |
1451 | le32_to_cpu(general->num_of_sos_states), | |
1452 | accum_general->num_of_sos_states, | |
1453 | delta_general->num_of_sos_states, | |
1454 | max_general->num_of_sos_states); | |
4ff70fcd JB |
1455 | |
1456 | spin_unlock_bh(&priv->statistics.lock); | |
1457 | ||
d6d023a1 WYG |
1458 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
1459 | kfree(buf); | |
1460 | return ret; | |
1461 | } | |
1462 | ||
1463 | static ssize_t iwl_dbgfs_ucode_bt_stats_read(struct file *file, | |
1464 | char __user *user_buf, | |
1465 | size_t count, loff_t *ppos) | |
1466 | { | |
1467 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
1468 | int pos = 0; | |
1469 | char *buf; | |
1470 | int bufsz = (sizeof(struct statistics_bt_activity) * 24) + 200; | |
1471 | ssize_t ret; | |
1472 | struct statistics_bt_activity *bt, *accum_bt; | |
1473 | ||
83626404 | 1474 | if (!iwl_is_alive(priv)) |
d6d023a1 WYG |
1475 | return -EAGAIN; |
1476 | ||
1477 | if (!priv->bt_enable_flag) | |
1478 | return -EINVAL; | |
1479 | ||
1480 | /* make request to uCode to retrieve statistics information */ | |
b1eea297 | 1481 | mutex_lock(&priv->mutex); |
a1022927 | 1482 | ret = iwl_send_statistics_request(priv, 0, false); |
b1eea297 | 1483 | mutex_unlock(&priv->mutex); |
d6d023a1 | 1484 | |
f9e75447 | 1485 | if (ret) |
d6d023a1 | 1486 | return -EAGAIN; |
d6d023a1 | 1487 | buf = kzalloc(bufsz, GFP_KERNEL); |
f9e75447 | 1488 | if (!buf) |
d6d023a1 | 1489 | return -ENOMEM; |
d6d023a1 WYG |
1490 | |
1491 | /* | |
1492 | * the statistic information display here is based on | |
1493 | * the last statistics notification from uCode | |
1494 | * might not reflect the current uCode activity | |
1495 | */ | |
4ff70fcd JB |
1496 | |
1497 | spin_lock_bh(&priv->statistics.lock); | |
1498 | ||
d6d023a1 WYG |
1499 | bt = &priv->statistics.bt_activity; |
1500 | accum_bt = &priv->accum_stats.bt_activity; | |
1501 | ||
1502 | pos += iwl_statistics_flag(priv, buf, bufsz); | |
1503 | pos += scnprintf(buf + pos, bufsz - pos, "Statistics_BT:\n"); | |
1504 | pos += scnprintf(buf + pos, bufsz - pos, | |
1505 | "\t\t\tcurrent\t\t\taccumulative\n"); | |
1506 | pos += scnprintf(buf + pos, bufsz - pos, | |
1507 | "hi_priority_tx_req_cnt:\t\t%u\t\t\t%u\n", | |
1508 | le32_to_cpu(bt->hi_priority_tx_req_cnt), | |
1509 | accum_bt->hi_priority_tx_req_cnt); | |
1510 | pos += scnprintf(buf + pos, bufsz - pos, | |
1511 | "hi_priority_tx_denied_cnt:\t%u\t\t\t%u\n", | |
1512 | le32_to_cpu(bt->hi_priority_tx_denied_cnt), | |
1513 | accum_bt->hi_priority_tx_denied_cnt); | |
1514 | pos += scnprintf(buf + pos, bufsz - pos, | |
1515 | "lo_priority_tx_req_cnt:\t\t%u\t\t\t%u\n", | |
1516 | le32_to_cpu(bt->lo_priority_tx_req_cnt), | |
1517 | accum_bt->lo_priority_tx_req_cnt); | |
1518 | pos += scnprintf(buf + pos, bufsz - pos, | |
1519 | "lo_priority_tx_denied_cnt:\t%u\t\t\t%u\n", | |
1520 | le32_to_cpu(bt->lo_priority_tx_denied_cnt), | |
1521 | accum_bt->lo_priority_tx_denied_cnt); | |
1522 | pos += scnprintf(buf + pos, bufsz - pos, | |
1523 | "hi_priority_rx_req_cnt:\t\t%u\t\t\t%u\n", | |
1524 | le32_to_cpu(bt->hi_priority_rx_req_cnt), | |
1525 | accum_bt->hi_priority_rx_req_cnt); | |
1526 | pos += scnprintf(buf + pos, bufsz - pos, | |
1527 | "hi_priority_rx_denied_cnt:\t%u\t\t\t%u\n", | |
1528 | le32_to_cpu(bt->hi_priority_rx_denied_cnt), | |
1529 | accum_bt->hi_priority_rx_denied_cnt); | |
1530 | pos += scnprintf(buf + pos, bufsz - pos, | |
1531 | "lo_priority_rx_req_cnt:\t\t%u\t\t\t%u\n", | |
1532 | le32_to_cpu(bt->lo_priority_rx_req_cnt), | |
1533 | accum_bt->lo_priority_rx_req_cnt); | |
1534 | pos += scnprintf(buf + pos, bufsz - pos, | |
1535 | "lo_priority_rx_denied_cnt:\t%u\t\t\t%u\n", | |
1536 | le32_to_cpu(bt->lo_priority_rx_denied_cnt), | |
1537 | accum_bt->lo_priority_rx_denied_cnt); | |
1538 | ||
1539 | pos += scnprintf(buf + pos, bufsz - pos, | |
1540 | "(rx)num_bt_kills:\t\t%u\t\t\t%u\n", | |
1541 | le32_to_cpu(priv->statistics.num_bt_kills), | |
1542 | priv->statistics.accum_num_bt_kills); | |
1543 | ||
4ff70fcd JB |
1544 | spin_unlock_bh(&priv->statistics.lock); |
1545 | ||
d6d023a1 WYG |
1546 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
1547 | kfree(buf); | |
1548 | return ret; | |
1549 | } | |
1550 | ||
1551 | static ssize_t iwl_dbgfs_reply_tx_error_read(struct file *file, | |
1552 | char __user *user_buf, | |
1553 | size_t count, loff_t *ppos) | |
1554 | { | |
1555 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
1556 | int pos = 0; | |
1557 | char *buf; | |
1558 | int bufsz = (sizeof(struct reply_tx_error_statistics) * 24) + | |
1559 | (sizeof(struct reply_agg_tx_error_statistics) * 24) + 200; | |
1560 | ssize_t ret; | |
1561 | ||
83626404 | 1562 | if (!iwl_is_alive(priv)) |
d6d023a1 WYG |
1563 | return -EAGAIN; |
1564 | ||
1565 | buf = kzalloc(bufsz, GFP_KERNEL); | |
f9e75447 | 1566 | if (!buf) |
d6d023a1 | 1567 | return -ENOMEM; |
d6d023a1 WYG |
1568 | |
1569 | pos += scnprintf(buf + pos, bufsz - pos, "Statistics_TX_Error:\n"); | |
1570 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t\t%u\n", | |
1571 | iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_DELAY), | |
898ed67b | 1572 | priv->reply_tx_stats.pp_delay); |
d6d023a1 WYG |
1573 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1574 | iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_FEW_BYTES), | |
898ed67b | 1575 | priv->reply_tx_stats.pp_few_bytes); |
d6d023a1 WYG |
1576 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1577 | iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_BT_PRIO), | |
898ed67b | 1578 | priv->reply_tx_stats.pp_bt_prio); |
d6d023a1 WYG |
1579 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1580 | iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_QUIET_PERIOD), | |
898ed67b | 1581 | priv->reply_tx_stats.pp_quiet_period); |
d6d023a1 WYG |
1582 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1583 | iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_CALC_TTAK), | |
898ed67b | 1584 | priv->reply_tx_stats.pp_calc_ttak); |
d6d023a1 WYG |
1585 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n", |
1586 | iwl_get_tx_fail_reason( | |
1587 | TX_STATUS_FAIL_INTERNAL_CROSSED_RETRY), | |
898ed67b | 1588 | priv->reply_tx_stats.int_crossed_retry); |
d6d023a1 WYG |
1589 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1590 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_SHORT_LIMIT), | |
898ed67b | 1591 | priv->reply_tx_stats.short_limit); |
d6d023a1 WYG |
1592 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1593 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_LONG_LIMIT), | |
898ed67b | 1594 | priv->reply_tx_stats.long_limit); |
d6d023a1 WYG |
1595 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1596 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_FIFO_UNDERRUN), | |
898ed67b | 1597 | priv->reply_tx_stats.fifo_underrun); |
d6d023a1 WYG |
1598 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1599 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_DRAIN_FLOW), | |
898ed67b | 1600 | priv->reply_tx_stats.drain_flow); |
d6d023a1 WYG |
1601 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1602 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_RFKILL_FLUSH), | |
898ed67b | 1603 | priv->reply_tx_stats.rfkill_flush); |
d6d023a1 WYG |
1604 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1605 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_LIFE_EXPIRE), | |
898ed67b | 1606 | priv->reply_tx_stats.life_expire); |
d6d023a1 WYG |
1607 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1608 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_DEST_PS), | |
898ed67b | 1609 | priv->reply_tx_stats.dest_ps); |
d6d023a1 WYG |
1610 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1611 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_HOST_ABORTED), | |
898ed67b | 1612 | priv->reply_tx_stats.host_abort); |
d6d023a1 WYG |
1613 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1614 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_BT_RETRY), | |
898ed67b | 1615 | priv->reply_tx_stats.pp_delay); |
d6d023a1 WYG |
1616 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1617 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_STA_INVALID), | |
898ed67b | 1618 | priv->reply_tx_stats.sta_invalid); |
d6d023a1 WYG |
1619 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1620 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_FRAG_DROPPED), | |
898ed67b | 1621 | priv->reply_tx_stats.frag_drop); |
d6d023a1 WYG |
1622 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1623 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_TID_DISABLE), | |
898ed67b | 1624 | priv->reply_tx_stats.tid_disable); |
d6d023a1 WYG |
1625 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1626 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_FIFO_FLUSHED), | |
898ed67b | 1627 | priv->reply_tx_stats.fifo_flush); |
d6d023a1 WYG |
1628 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n", |
1629 | iwl_get_tx_fail_reason( | |
1630 | TX_STATUS_FAIL_INSUFFICIENT_CF_POLL), | |
898ed67b | 1631 | priv->reply_tx_stats.insuff_cf_poll); |
d6d023a1 WYG |
1632 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1633 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_PASSIVE_NO_RX), | |
898ed67b | 1634 | priv->reply_tx_stats.fail_hw_drop); |
d6d023a1 WYG |
1635 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n", |
1636 | iwl_get_tx_fail_reason( | |
1637 | TX_STATUS_FAIL_NO_BEACON_ON_RADAR), | |
898ed67b | 1638 | priv->reply_tx_stats.sta_color_mismatch); |
d6d023a1 | 1639 | pos += scnprintf(buf + pos, bufsz - pos, "UNKNOWN:\t\t\t%u\n", |
898ed67b | 1640 | priv->reply_tx_stats.unknown); |
d6d023a1 WYG |
1641 | |
1642 | pos += scnprintf(buf + pos, bufsz - pos, | |
1643 | "\nStatistics_Agg_TX_Error:\n"); | |
1644 | ||
1645 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
1646 | iwl_get_agg_tx_fail_reason(AGG_TX_STATE_UNDERRUN_MSK), | |
898ed67b | 1647 | priv->reply_agg_tx_stats.underrun); |
d6d023a1 WYG |
1648 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1649 | iwl_get_agg_tx_fail_reason(AGG_TX_STATE_BT_PRIO_MSK), | |
898ed67b | 1650 | priv->reply_agg_tx_stats.bt_prio); |
d6d023a1 WYG |
1651 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1652 | iwl_get_agg_tx_fail_reason(AGG_TX_STATE_FEW_BYTES_MSK), | |
898ed67b | 1653 | priv->reply_agg_tx_stats.few_bytes); |
d6d023a1 WYG |
1654 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1655 | iwl_get_agg_tx_fail_reason(AGG_TX_STATE_ABORT_MSK), | |
898ed67b | 1656 | priv->reply_agg_tx_stats.abort); |
d6d023a1 WYG |
1657 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n", |
1658 | iwl_get_agg_tx_fail_reason( | |
1659 | AGG_TX_STATE_LAST_SENT_TTL_MSK), | |
898ed67b | 1660 | priv->reply_agg_tx_stats.last_sent_ttl); |
d6d023a1 WYG |
1661 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n", |
1662 | iwl_get_agg_tx_fail_reason( | |
1663 | AGG_TX_STATE_LAST_SENT_TRY_CNT_MSK), | |
898ed67b | 1664 | priv->reply_agg_tx_stats.last_sent_try); |
d6d023a1 WYG |
1665 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n", |
1666 | iwl_get_agg_tx_fail_reason( | |
1667 | AGG_TX_STATE_LAST_SENT_BT_KILL_MSK), | |
898ed67b | 1668 | priv->reply_agg_tx_stats.last_sent_bt_kill); |
d6d023a1 WYG |
1669 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1670 | iwl_get_agg_tx_fail_reason(AGG_TX_STATE_SCD_QUERY_MSK), | |
898ed67b | 1671 | priv->reply_agg_tx_stats.scd_query); |
d6d023a1 WYG |
1672 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n", |
1673 | iwl_get_agg_tx_fail_reason( | |
1674 | AGG_TX_STATE_TEST_BAD_CRC32_MSK), | |
898ed67b | 1675 | priv->reply_agg_tx_stats.bad_crc32); |
d6d023a1 WYG |
1676 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1677 | iwl_get_agg_tx_fail_reason(AGG_TX_STATE_RESPONSE_MSK), | |
898ed67b | 1678 | priv->reply_agg_tx_stats.response); |
d6d023a1 WYG |
1679 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1680 | iwl_get_agg_tx_fail_reason(AGG_TX_STATE_DUMP_TX_MSK), | |
898ed67b | 1681 | priv->reply_agg_tx_stats.dump_tx); |
d6d023a1 WYG |
1682 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1683 | iwl_get_agg_tx_fail_reason(AGG_TX_STATE_DELAY_TX_MSK), | |
898ed67b | 1684 | priv->reply_agg_tx_stats.delay_tx); |
d6d023a1 | 1685 | pos += scnprintf(buf + pos, bufsz - pos, "UNKNOWN:\t\t\t%u\n", |
898ed67b | 1686 | priv->reply_agg_tx_stats.unknown); |
d6d023a1 WYG |
1687 | |
1688 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
1689 | kfree(buf); | |
1690 | return ret; | |
e8fe59ae WYG |
1691 | } |
1692 | ||
5225935b WYG |
1693 | static ssize_t iwl_dbgfs_sensitivity_read(struct file *file, |
1694 | char __user *user_buf, | |
1695 | size_t count, loff_t *ppos) { | |
1696 | ||
28f63a4b | 1697 | struct iwl_priv *priv = file->private_data; |
5225935b WYG |
1698 | int pos = 0; |
1699 | int cnt = 0; | |
1700 | char *buf; | |
1701 | int bufsz = sizeof(struct iwl_sensitivity_data) * 4 + 100; | |
1702 | ssize_t ret; | |
1703 | struct iwl_sensitivity_data *data; | |
1704 | ||
1705 | data = &priv->sensitivity_data; | |
1706 | buf = kzalloc(bufsz, GFP_KERNEL); | |
f9e75447 | 1707 | if (!buf) |
5225935b | 1708 | return -ENOMEM; |
5225935b WYG |
1709 | |
1710 | pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm:\t\t\t %u\n", | |
1711 | data->auto_corr_ofdm); | |
1712 | pos += scnprintf(buf + pos, bufsz - pos, | |
1713 | "auto_corr_ofdm_mrc:\t\t %u\n", | |
1714 | data->auto_corr_ofdm_mrc); | |
1715 | pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm_x1:\t\t %u\n", | |
1716 | data->auto_corr_ofdm_x1); | |
1717 | pos += scnprintf(buf + pos, bufsz - pos, | |
1718 | "auto_corr_ofdm_mrc_x1:\t\t %u\n", | |
1719 | data->auto_corr_ofdm_mrc_x1); | |
1720 | pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck:\t\t\t %u\n", | |
1721 | data->auto_corr_cck); | |
1722 | pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck_mrc:\t\t %u\n", | |
1723 | data->auto_corr_cck_mrc); | |
1724 | pos += scnprintf(buf + pos, bufsz - pos, | |
1725 | "last_bad_plcp_cnt_ofdm:\t\t %u\n", | |
1726 | data->last_bad_plcp_cnt_ofdm); | |
1727 | pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_ofdm:\t\t %u\n", | |
1728 | data->last_fa_cnt_ofdm); | |
1729 | pos += scnprintf(buf + pos, bufsz - pos, | |
1730 | "last_bad_plcp_cnt_cck:\t\t %u\n", | |
1731 | data->last_bad_plcp_cnt_cck); | |
1732 | pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_cck:\t\t %u\n", | |
1733 | data->last_fa_cnt_cck); | |
1734 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_curr_state:\t\t\t %u\n", | |
1735 | data->nrg_curr_state); | |
1736 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_prev_state:\t\t\t %u\n", | |
1737 | data->nrg_prev_state); | |
1738 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_value:\t\t\t"); | |
1739 | for (cnt = 0; cnt < 10; cnt++) { | |
1740 | pos += scnprintf(buf + pos, bufsz - pos, " %u", | |
1741 | data->nrg_value[cnt]); | |
1742 | } | |
1743 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
1744 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_rssi:\t\t"); | |
1745 | for (cnt = 0; cnt < NRG_NUM_PREV_STAT_L; cnt++) { | |
1746 | pos += scnprintf(buf + pos, bufsz - pos, " %u", | |
1747 | data->nrg_silence_rssi[cnt]); | |
1748 | } | |
1749 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
1750 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_ref:\t\t %u\n", | |
1751 | data->nrg_silence_ref); | |
1752 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_energy_idx:\t\t\t %u\n", | |
1753 | data->nrg_energy_idx); | |
1754 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_idx:\t\t %u\n", | |
1755 | data->nrg_silence_idx); | |
1756 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_cck:\t\t\t %u\n", | |
1757 | data->nrg_th_cck); | |
1758 | pos += scnprintf(buf + pos, bufsz - pos, | |
1759 | "nrg_auto_corr_silence_diff:\t %u\n", | |
1760 | data->nrg_auto_corr_silence_diff); | |
1761 | pos += scnprintf(buf + pos, bufsz - pos, "num_in_cck_no_fa:\t\t %u\n", | |
1762 | data->num_in_cck_no_fa); | |
1763 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_ofdm:\t\t\t %u\n", | |
1764 | data->nrg_th_ofdm); | |
1765 | ||
1766 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
1767 | kfree(buf); | |
1768 | return ret; | |
1769 | } | |
1770 | ||
1771 | ||
1772 | static ssize_t iwl_dbgfs_chain_noise_read(struct file *file, | |
1773 | char __user *user_buf, | |
1774 | size_t count, loff_t *ppos) { | |
1775 | ||
28f63a4b | 1776 | struct iwl_priv *priv = file->private_data; |
5225935b WYG |
1777 | int pos = 0; |
1778 | int cnt = 0; | |
1779 | char *buf; | |
1780 | int bufsz = sizeof(struct iwl_chain_noise_data) * 4 + 100; | |
1781 | ssize_t ret; | |
1782 | struct iwl_chain_noise_data *data; | |
1783 | ||
1784 | data = &priv->chain_noise_data; | |
1785 | buf = kzalloc(bufsz, GFP_KERNEL); | |
f9e75447 | 1786 | if (!buf) |
5225935b | 1787 | return -ENOMEM; |
5225935b WYG |
1788 | |
1789 | pos += scnprintf(buf + pos, bufsz - pos, "active_chains:\t\t\t %u\n", | |
1790 | data->active_chains); | |
1791 | pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_a:\t\t\t %u\n", | |
1792 | data->chain_noise_a); | |
1793 | pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_b:\t\t\t %u\n", | |
1794 | data->chain_noise_b); | |
1795 | pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_c:\t\t\t %u\n", | |
1796 | data->chain_noise_c); | |
1797 | pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_a:\t\t\t %u\n", | |
1798 | data->chain_signal_a); | |
1799 | pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_b:\t\t\t %u\n", | |
1800 | data->chain_signal_b); | |
1801 | pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_c:\t\t\t %u\n", | |
1802 | data->chain_signal_c); | |
1803 | pos += scnprintf(buf + pos, bufsz - pos, "beacon_count:\t\t\t %u\n", | |
1804 | data->beacon_count); | |
1805 | ||
1806 | pos += scnprintf(buf + pos, bufsz - pos, "disconn_array:\t\t\t"); | |
1807 | for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) { | |
1808 | pos += scnprintf(buf + pos, bufsz - pos, " %u", | |
1809 | data->disconn_array[cnt]); | |
1810 | } | |
1811 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
1812 | pos += scnprintf(buf + pos, bufsz - pos, "delta_gain_code:\t\t"); | |
1813 | for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) { | |
1814 | pos += scnprintf(buf + pos, bufsz - pos, " %u", | |
1815 | data->delta_gain_code[cnt]); | |
1816 | } | |
1817 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
1818 | pos += scnprintf(buf + pos, bufsz - pos, "radio_write:\t\t\t %u\n", | |
1819 | data->radio_write); | |
1820 | pos += scnprintf(buf + pos, bufsz - pos, "state:\t\t\t\t %u\n", | |
1821 | data->state); | |
1822 | ||
1823 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
1824 | kfree(buf); | |
1825 | return ret; | |
1826 | } | |
1827 | ||
c09430ab WYG |
1828 | static ssize_t iwl_dbgfs_power_save_status_read(struct file *file, |
1829 | char __user *user_buf, | |
1830 | size_t count, loff_t *ppos) | |
1831 | { | |
28f63a4b | 1832 | struct iwl_priv *priv = file->private_data; |
c09430ab WYG |
1833 | char buf[60]; |
1834 | int pos = 0; | |
1835 | const size_t bufsz = sizeof(buf); | |
1836 | u32 pwrsave_status; | |
1837 | ||
68e8dfda | 1838 | pwrsave_status = iwl_read32(priv->trans, CSR_GP_CNTRL) & |
c09430ab WYG |
1839 | CSR_GP_REG_POWER_SAVE_STATUS_MSK; |
1840 | ||
1841 | pos += scnprintf(buf + pos, bufsz - pos, "Power Save Status: "); | |
1842 | pos += scnprintf(buf + pos, bufsz - pos, "%s\n", | |
1843 | (pwrsave_status == CSR_GP_REG_NO_POWER_SAVE) ? "none" : | |
1844 | (pwrsave_status == CSR_GP_REG_MAC_POWER_SAVE) ? "MAC" : | |
1845 | (pwrsave_status == CSR_GP_REG_PHY_POWER_SAVE) ? "PHY" : | |
1846 | "error"); | |
1847 | ||
1848 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
1849 | } | |
1850 | ||
7163b8a4 | 1851 | static ssize_t iwl_dbgfs_clear_ucode_statistics_write(struct file *file, |
ef8d5529 WYG |
1852 | const char __user *user_buf, |
1853 | size_t count, loff_t *ppos) | |
1854 | { | |
1855 | struct iwl_priv *priv = file->private_data; | |
1856 | char buf[8]; | |
1857 | int buf_size; | |
1858 | int clear; | |
1859 | ||
1860 | memset(buf, 0, sizeof(buf)); | |
1861 | buf_size = min(count, sizeof(buf) - 1); | |
1862 | if (copy_from_user(buf, user_buf, buf_size)) | |
1863 | return -EFAULT; | |
1864 | if (sscanf(buf, "%d", &clear) != 1) | |
1865 | return -EFAULT; | |
1866 | ||
1867 | /* make request to uCode to retrieve statistics information */ | |
b1eea297 | 1868 | mutex_lock(&priv->mutex); |
a1022927 | 1869 | iwl_send_statistics_request(priv, 0, true); |
b1eea297 | 1870 | mutex_unlock(&priv->mutex); |
ef8d5529 WYG |
1871 | |
1872 | return count; | |
1873 | } | |
1874 | ||
a9e1cb6a WYG |
1875 | static ssize_t iwl_dbgfs_ucode_tracing_read(struct file *file, |
1876 | char __user *user_buf, | |
1877 | size_t count, loff_t *ppos) { | |
1878 | ||
57674308 | 1879 | struct iwl_priv *priv = file->private_data; |
a9e1cb6a WYG |
1880 | int pos = 0; |
1881 | char buf[128]; | |
1882 | const size_t bufsz = sizeof(buf); | |
a9e1cb6a WYG |
1883 | |
1884 | pos += scnprintf(buf + pos, bufsz - pos, "ucode trace timer is %s\n", | |
1885 | priv->event_log.ucode_trace ? "On" : "Off"); | |
1886 | pos += scnprintf(buf + pos, bufsz - pos, "non_wraps_count:\t\t %u\n", | |
1887 | priv->event_log.non_wraps_count); | |
1888 | pos += scnprintf(buf + pos, bufsz - pos, "wraps_once_count:\t\t %u\n", | |
1889 | priv->event_log.wraps_once_count); | |
1890 | pos += scnprintf(buf + pos, bufsz - pos, "wraps_more_count:\t\t %u\n", | |
1891 | priv->event_log.wraps_more_count); | |
1892 | ||
4967c316 | 1893 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
a9e1cb6a WYG |
1894 | } |
1895 | ||
1896 | static ssize_t iwl_dbgfs_ucode_tracing_write(struct file *file, | |
1897 | const char __user *user_buf, | |
1898 | size_t count, loff_t *ppos) | |
1899 | { | |
1900 | struct iwl_priv *priv = file->private_data; | |
1901 | char buf[8]; | |
1902 | int buf_size; | |
1903 | int trace; | |
1904 | ||
1905 | memset(buf, 0, sizeof(buf)); | |
1906 | buf_size = min(count, sizeof(buf) - 1); | |
1907 | if (copy_from_user(buf, user_buf, buf_size)) | |
1908 | return -EFAULT; | |
1909 | if (sscanf(buf, "%d", &trace) != 1) | |
1910 | return -EFAULT; | |
1911 | ||
1912 | if (trace) { | |
1913 | priv->event_log.ucode_trace = true; | |
83626404 | 1914 | if (iwl_is_alive(priv)) { |
98d4bf0c JB |
1915 | /* start collecting data now */ |
1916 | mod_timer(&priv->ucode_trace, jiffies); | |
1917 | } | |
a9e1cb6a WYG |
1918 | } else { |
1919 | priv->event_log.ucode_trace = false; | |
1920 | del_timer_sync(&priv->ucode_trace); | |
1921 | } | |
1922 | ||
1923 | return count; | |
1924 | } | |
1925 | ||
60987206 JB |
1926 | static ssize_t iwl_dbgfs_rxon_flags_read(struct file *file, |
1927 | char __user *user_buf, | |
1928 | size_t count, loff_t *ppos) { | |
1929 | ||
57674308 | 1930 | struct iwl_priv *priv = file->private_data; |
60987206 JB |
1931 | int len = 0; |
1932 | char buf[20]; | |
1933 | ||
246ed355 JB |
1934 | len = sprintf(buf, "0x%04X\n", |
1935 | le32_to_cpu(priv->contexts[IWL_RXON_CTX_BSS].active.flags)); | |
60987206 JB |
1936 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
1937 | } | |
1938 | ||
1939 | static ssize_t iwl_dbgfs_rxon_filter_flags_read(struct file *file, | |
1940 | char __user *user_buf, | |
1941 | size_t count, loff_t *ppos) { | |
1942 | ||
57674308 | 1943 | struct iwl_priv *priv = file->private_data; |
60987206 JB |
1944 | int len = 0; |
1945 | char buf[20]; | |
1946 | ||
1947 | len = sprintf(buf, "0x%04X\n", | |
246ed355 | 1948 | le32_to_cpu(priv->contexts[IWL_RXON_CTX_BSS].active.filter_flags)); |
60987206 JB |
1949 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
1950 | } | |
1951 | ||
a13d276f WYG |
1952 | static ssize_t iwl_dbgfs_missed_beacon_read(struct file *file, |
1953 | char __user *user_buf, | |
1954 | size_t count, loff_t *ppos) { | |
1955 | ||
1956 | struct iwl_priv *priv = file->private_data; | |
1957 | int pos = 0; | |
1958 | char buf[12]; | |
1959 | const size_t bufsz = sizeof(buf); | |
a13d276f WYG |
1960 | |
1961 | pos += scnprintf(buf + pos, bufsz - pos, "%d\n", | |
1962 | priv->missed_beacon_threshold); | |
1963 | ||
4967c316 | 1964 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
a13d276f WYG |
1965 | } |
1966 | ||
1967 | static ssize_t iwl_dbgfs_missed_beacon_write(struct file *file, | |
1968 | const char __user *user_buf, | |
1969 | size_t count, loff_t *ppos) | |
1970 | { | |
1971 | struct iwl_priv *priv = file->private_data; | |
1972 | char buf[8]; | |
1973 | int buf_size; | |
1974 | int missed; | |
1975 | ||
1976 | memset(buf, 0, sizeof(buf)); | |
1977 | buf_size = min(count, sizeof(buf) - 1); | |
1978 | if (copy_from_user(buf, user_buf, buf_size)) | |
1979 | return -EFAULT; | |
1980 | if (sscanf(buf, "%d", &missed) != 1) | |
1981 | return -EINVAL; | |
1982 | ||
1983 | if (missed < IWL_MISSED_BEACON_THRESHOLD_MIN || | |
1984 | missed > IWL_MISSED_BEACON_THRESHOLD_MAX) | |
1985 | priv->missed_beacon_threshold = | |
1986 | IWL_MISSED_BEACON_THRESHOLD_DEF; | |
1987 | else | |
1988 | priv->missed_beacon_threshold = missed; | |
1989 | ||
1990 | return count; | |
1991 | } | |
1992 | ||
3e4fb5fa TAN |
1993 | static ssize_t iwl_dbgfs_plcp_delta_read(struct file *file, |
1994 | char __user *user_buf, | |
1995 | size_t count, loff_t *ppos) { | |
1996 | ||
57674308 | 1997 | struct iwl_priv *priv = file->private_data; |
3e4fb5fa TAN |
1998 | int pos = 0; |
1999 | char buf[12]; | |
2000 | const size_t bufsz = sizeof(buf); | |
3e4fb5fa TAN |
2001 | |
2002 | pos += scnprintf(buf + pos, bufsz - pos, "%u\n", | |
ab5c0f1f | 2003 | priv->plcp_delta_threshold); |
3e4fb5fa | 2004 | |
4967c316 | 2005 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
3e4fb5fa TAN |
2006 | } |
2007 | ||
2008 | static ssize_t iwl_dbgfs_plcp_delta_write(struct file *file, | |
2009 | const char __user *user_buf, | |
2010 | size_t count, loff_t *ppos) { | |
2011 | ||
2012 | struct iwl_priv *priv = file->private_data; | |
2013 | char buf[8]; | |
2014 | int buf_size; | |
2015 | int plcp; | |
2016 | ||
2017 | memset(buf, 0, sizeof(buf)); | |
2018 | buf_size = min(count, sizeof(buf) - 1); | |
2019 | if (copy_from_user(buf, user_buf, buf_size)) | |
2020 | return -EFAULT; | |
2021 | if (sscanf(buf, "%d", &plcp) != 1) | |
2022 | return -EINVAL; | |
680788ac | 2023 | if ((plcp < IWL_MAX_PLCP_ERR_THRESHOLD_MIN) || |
3e4fb5fa | 2024 | (plcp > IWL_MAX_PLCP_ERR_THRESHOLD_MAX)) |
ab5c0f1f | 2025 | priv->plcp_delta_threshold = |
680788ac | 2026 | IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE; |
3e4fb5fa | 2027 | else |
ab5c0f1f | 2028 | priv->plcp_delta_threshold = plcp; |
3e4fb5fa TAN |
2029 | return count; |
2030 | } | |
2031 | ||
48dffd39 JB |
2032 | static ssize_t iwl_dbgfs_rf_reset_read(struct file *file, |
2033 | char __user *user_buf, | |
2034 | size_t count, loff_t *ppos) | |
ca934b67 | 2035 | { |
528c3126 | 2036 | struct iwl_priv *priv = file->private_data; |
48dffd39 | 2037 | int pos = 0; |
528c3126 WYG |
2038 | char buf[300]; |
2039 | const size_t bufsz = sizeof(buf); | |
48dffd39 JB |
2040 | struct iwl_rf_reset *rf_reset = &priv->rf_reset; |
2041 | ||
2042 | pos += scnprintf(buf + pos, bufsz - pos, | |
2043 | "RF reset statistics\n"); | |
2044 | pos += scnprintf(buf + pos, bufsz - pos, | |
2045 | "\tnumber of reset request: %d\n", | |
2046 | rf_reset->reset_request_count); | |
2047 | pos += scnprintf(buf + pos, bufsz - pos, | |
2048 | "\tnumber of reset request success: %d\n", | |
2049 | rf_reset->reset_success_count); | |
2050 | pos += scnprintf(buf + pos, bufsz - pos, | |
2051 | "\tnumber of reset request reject: %d\n", | |
2052 | rf_reset->reset_reject_count); | |
528c3126 | 2053 | |
528c3126 WYG |
2054 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
2055 | } | |
2056 | ||
48dffd39 | 2057 | static ssize_t iwl_dbgfs_rf_reset_write(struct file *file, |
04cafd7f WYG |
2058 | const char __user *user_buf, |
2059 | size_t count, loff_t *ppos) { | |
2060 | ||
2061 | struct iwl_priv *priv = file->private_data; | |
48dffd39 | 2062 | int ret; |
04cafd7f | 2063 | |
48dffd39 | 2064 | ret = iwl_force_rf_reset(priv, true); |
04cafd7f WYG |
2065 | return ret ? ret : count; |
2066 | } | |
2067 | ||
4bf49a90 WYG |
2068 | static ssize_t iwl_dbgfs_txfifo_flush_write(struct file *file, |
2069 | const char __user *user_buf, | |
2070 | size_t count, loff_t *ppos) { | |
2071 | ||
2072 | struct iwl_priv *priv = file->private_data; | |
2073 | char buf[8]; | |
2074 | int buf_size; | |
2075 | int flush; | |
2076 | ||
2077 | memset(buf, 0, sizeof(buf)); | |
2078 | buf_size = min(count, sizeof(buf) - 1); | |
2079 | if (copy_from_user(buf, user_buf, buf_size)) | |
2080 | return -EFAULT; | |
2081 | if (sscanf(buf, "%d", &flush) != 1) | |
2082 | return -EINVAL; | |
2083 | ||
83626404 | 2084 | if (iwl_is_rfkill(priv)) |
4bf49a90 WYG |
2085 | return -EFAULT; |
2086 | ||
a4dece9a | 2087 | iwlagn_dev_txfifo_flush(priv); |
4bf49a90 WYG |
2088 | |
2089 | return count; | |
2090 | } | |
2091 | ||
befe8c46 WYG |
2092 | static ssize_t iwl_dbgfs_bt_traffic_read(struct file *file, |
2093 | char __user *user_buf, | |
2094 | size_t count, loff_t *ppos) { | |
2095 | ||
2096 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
2097 | int pos = 0; | |
2098 | char buf[200]; | |
2099 | const size_t bufsz = sizeof(buf); | |
befe8c46 | 2100 | |
f21dd005 WYG |
2101 | if (!priv->bt_enable_flag) { |
2102 | pos += scnprintf(buf + pos, bufsz - pos, "BT coex disabled\n"); | |
08960dea | 2103 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
f21dd005 WYG |
2104 | } |
2105 | pos += scnprintf(buf + pos, bufsz - pos, "BT enable flag: 0x%x\n", | |
2106 | priv->bt_enable_flag); | |
befe8c46 WYG |
2107 | pos += scnprintf(buf + pos, bufsz - pos, "BT in %s mode\n", |
2108 | priv->bt_full_concurrent ? "full concurrency" : "3-wire"); | |
2109 | pos += scnprintf(buf + pos, bufsz - pos, "BT status: %s, " | |
2110 | "last traffic notif: %d\n", | |
66e863a5 | 2111 | priv->bt_status ? "On" : "Off", priv->last_bt_traffic_load); |
befe8c46 | 2112 | pos += scnprintf(buf + pos, bufsz - pos, "ch_announcement: %d, " |
187bc4f6 WYG |
2113 | "kill_ack_mask: %x, kill_cts_mask: %x\n", |
2114 | priv->bt_ch_announce, priv->kill_ack_mask, | |
2115 | priv->kill_cts_mask); | |
befe8c46 WYG |
2116 | |
2117 | pos += scnprintf(buf + pos, bufsz - pos, "bluetooth traffic load: "); | |
2118 | switch (priv->bt_traffic_load) { | |
2119 | case IWL_BT_COEX_TRAFFIC_LOAD_CONTINUOUS: | |
2120 | pos += scnprintf(buf + pos, bufsz - pos, "Continuous\n"); | |
2121 | break; | |
2122 | case IWL_BT_COEX_TRAFFIC_LOAD_HIGH: | |
2123 | pos += scnprintf(buf + pos, bufsz - pos, "High\n"); | |
2124 | break; | |
2125 | case IWL_BT_COEX_TRAFFIC_LOAD_LOW: | |
2126 | pos += scnprintf(buf + pos, bufsz - pos, "Low\n"); | |
2127 | break; | |
2128 | case IWL_BT_COEX_TRAFFIC_LOAD_NONE: | |
2129 | default: | |
2130 | pos += scnprintf(buf + pos, bufsz - pos, "None\n"); | |
2131 | break; | |
2132 | } | |
2133 | ||
08960dea | 2134 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
befe8c46 WYG |
2135 | } |
2136 | ||
c6abdc0d WYG |
2137 | static ssize_t iwl_dbgfs_protection_mode_read(struct file *file, |
2138 | char __user *user_buf, | |
2139 | size_t count, loff_t *ppos) | |
2140 | { | |
2141 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
2142 | ||
2143 | int pos = 0; | |
2144 | char buf[40]; | |
2145 | const size_t bufsz = sizeof(buf); | |
2146 | ||
2152268f | 2147 | if (priv->cfg->ht_params) |
7cb1b088 WYG |
2148 | pos += scnprintf(buf + pos, bufsz - pos, |
2149 | "use %s for aggregation\n", | |
9e295116 | 2150 | (priv->hw_params.use_rts_for_aggregation) ? |
7cb1b088 WYG |
2151 | "rts/cts" : "cts-to-self"); |
2152 | else | |
2153 | pos += scnprintf(buf + pos, bufsz - pos, "N/A"); | |
2154 | ||
c6abdc0d WYG |
2155 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
2156 | } | |
2157 | ||
2158 | static ssize_t iwl_dbgfs_protection_mode_write(struct file *file, | |
2159 | const char __user *user_buf, | |
2160 | size_t count, loff_t *ppos) { | |
2161 | ||
2162 | struct iwl_priv *priv = file->private_data; | |
2163 | char buf[8]; | |
2164 | int buf_size; | |
2165 | int rts; | |
2166 | ||
2152268f | 2167 | if (!priv->cfg->ht_params) |
7cb1b088 WYG |
2168 | return -EINVAL; |
2169 | ||
c6abdc0d WYG |
2170 | memset(buf, 0, sizeof(buf)); |
2171 | buf_size = min(count, sizeof(buf) - 1); | |
2172 | if (copy_from_user(buf, user_buf, buf_size)) | |
2173 | return -EFAULT; | |
2174 | if (sscanf(buf, "%d", &rts) != 1) | |
2175 | return -EINVAL; | |
2176 | if (rts) | |
9e295116 | 2177 | priv->hw_params.use_rts_for_aggregation = true; |
c6abdc0d | 2178 | else |
9e295116 | 2179 | priv->hw_params.use_rts_for_aggregation = false; |
c6abdc0d WYG |
2180 | return count; |
2181 | } | |
2182 | ||
c98c8d99 JB |
2183 | static int iwl_cmd_echo_test(struct iwl_priv *priv) |
2184 | { | |
2185 | int ret; | |
2186 | struct iwl_host_cmd cmd = { | |
2187 | .id = REPLY_ECHO, | |
2188 | .len = { 0 }, | |
c98c8d99 JB |
2189 | }; |
2190 | ||
2191 | ret = iwl_dvm_send_cmd(priv, &cmd); | |
2192 | if (ret) | |
2193 | IWL_ERR(priv, "echo testing fail: 0X%x\n", ret); | |
2194 | else | |
2195 | IWL_DEBUG_INFO(priv, "echo testing pass\n"); | |
2196 | return ret; | |
2197 | } | |
2198 | ||
7e4005cc WYG |
2199 | static ssize_t iwl_dbgfs_echo_test_write(struct file *file, |
2200 | const char __user *user_buf, | |
2201 | size_t count, loff_t *ppos) | |
2202 | { | |
2203 | struct iwl_priv *priv = file->private_data; | |
2204 | char buf[8]; | |
2205 | int buf_size; | |
2206 | ||
2207 | memset(buf, 0, sizeof(buf)); | |
2208 | buf_size = min(count, sizeof(buf) - 1); | |
2209 | if (copy_from_user(buf, user_buf, buf_size)) | |
2210 | return -EFAULT; | |
2211 | ||
2212 | iwl_cmd_echo_test(priv); | |
2213 | return count; | |
2214 | } | |
2215 | ||
882b7b7d | 2216 | #ifdef CONFIG_IWLWIFI_DEBUG |
2fdfc476 MV |
2217 | static ssize_t iwl_dbgfs_log_event_read(struct file *file, |
2218 | char __user *user_buf, | |
2219 | size_t count, loff_t *ppos) | |
2220 | { | |
2221 | struct iwl_priv *priv = file->private_data; | |
3309ccf7 SG |
2222 | char *buf = NULL; |
2223 | ssize_t ret; | |
2fdfc476 | 2224 | |
a6db0061 | 2225 | ret = iwl_dump_nic_event_log(priv, true, &buf); |
d5578941 SG |
2226 | if (ret > 0) |
2227 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, ret); | |
3309ccf7 | 2228 | kfree(buf); |
2fdfc476 MV |
2229 | return ret; |
2230 | } | |
2231 | ||
2232 | static ssize_t iwl_dbgfs_log_event_write(struct file *file, | |
2233 | const char __user *user_buf, | |
2234 | size_t count, loff_t *ppos) | |
2235 | { | |
2236 | struct iwl_priv *priv = file->private_data; | |
2237 | u32 event_log_flag; | |
2238 | char buf[8]; | |
2239 | int buf_size; | |
2240 | ||
0ff1bd35 RG |
2241 | /* check that the interface is up */ |
2242 | if (!iwl_is_ready(priv)) | |
2243 | return -EAGAIN; | |
2244 | ||
2fdfc476 MV |
2245 | memset(buf, 0, sizeof(buf)); |
2246 | buf_size = min(count, sizeof(buf) - 1); | |
2247 | if (copy_from_user(buf, user_buf, buf_size)) | |
2248 | return -EFAULT; | |
2249 | if (sscanf(buf, "%d", &event_log_flag) != 1) | |
2250 | return -EFAULT; | |
2251 | if (event_log_flag == 1) | |
a6db0061 | 2252 | iwl_dump_nic_event_log(priv, true, NULL); |
2fdfc476 MV |
2253 | |
2254 | return count; | |
2255 | } | |
882b7b7d | 2256 | #endif |
2fdfc476 | 2257 | |
bfb45f54 DS |
2258 | static ssize_t iwl_dbgfs_calib_disabled_read(struct file *file, |
2259 | char __user *user_buf, | |
2260 | size_t count, loff_t *ppos) | |
2261 | { | |
2262 | struct iwl_priv *priv = file->private_data; | |
2263 | char buf[120]; | |
2264 | int pos = 0; | |
2265 | const size_t bufsz = sizeof(buf); | |
2266 | ||
2267 | pos += scnprintf(buf + pos, bufsz - pos, | |
2268 | "Sensitivity calibrations %s\n", | |
2269 | (priv->calib_disabled & | |
2270 | IWL_SENSITIVITY_CALIB_DISABLED) ? | |
2271 | "DISABLED" : "ENABLED"); | |
2272 | pos += scnprintf(buf + pos, bufsz - pos, | |
2273 | "Chain noise calibrations %s\n", | |
2274 | (priv->calib_disabled & | |
2275 | IWL_CHAIN_NOISE_CALIB_DISABLED) ? | |
2276 | "DISABLED" : "ENABLED"); | |
2277 | pos += scnprintf(buf + pos, bufsz - pos, | |
2278 | "Tx power calibrations %s\n", | |
2279 | (priv->calib_disabled & | |
2280 | IWL_TX_POWER_CALIB_DISABLED) ? | |
2281 | "DISABLED" : "ENABLED"); | |
2282 | ||
2283 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
2284 | } | |
2285 | ||
647ad135 DS |
2286 | static ssize_t iwl_dbgfs_calib_disabled_write(struct file *file, |
2287 | const char __user *user_buf, | |
2288 | size_t count, loff_t *ppos) | |
2289 | { | |
2290 | struct iwl_priv *priv = file->private_data; | |
2291 | char buf[8]; | |
2292 | u32 calib_disabled; | |
2293 | int buf_size; | |
2294 | ||
2295 | memset(buf, 0, sizeof(buf)); | |
2296 | buf_size = min(count, sizeof(buf) - 1); | |
2297 | if (copy_from_user(buf, user_buf, buf_size)) | |
2298 | return -EFAULT; | |
2299 | if (sscanf(buf, "%x", &calib_disabled) != 1) | |
2300 | return -EFAULT; | |
2301 | ||
2302 | priv->calib_disabled = calib_disabled; | |
2303 | ||
2304 | return count; | |
2305 | } | |
2306 | ||
490953ac EG |
2307 | static ssize_t iwl_dbgfs_fw_restart_write(struct file *file, |
2308 | const char __user *user_buf, | |
2309 | size_t count, loff_t *ppos) | |
2310 | { | |
2311 | struct iwl_priv *priv = file->private_data; | |
2312 | bool restart_fw = iwlwifi_mod_params.restart_fw; | |
2313 | int ret; | |
2314 | ||
2315 | iwlwifi_mod_params.restart_fw = true; | |
2316 | ||
2317 | mutex_lock(&priv->mutex); | |
2318 | ||
2319 | /* take the return value to make compiler happy - it will fail anyway */ | |
a1022927 | 2320 | ret = iwl_dvm_send_cmd_pdu(priv, REPLY_ERROR, 0, 0, NULL); |
490953ac EG |
2321 | |
2322 | mutex_unlock(&priv->mutex); | |
2323 | ||
2324 | iwlwifi_mod_params.restart_fw = restart_fw; | |
2325 | ||
2326 | return count; | |
2327 | } | |
2328 | ||
e8fe59ae WYG |
2329 | DEBUGFS_READ_FILE_OPS(ucode_rx_stats); |
2330 | DEBUGFS_READ_FILE_OPS(ucode_tx_stats); | |
2331 | DEBUGFS_READ_FILE_OPS(ucode_general_stats); | |
5225935b WYG |
2332 | DEBUGFS_READ_FILE_OPS(sensitivity); |
2333 | DEBUGFS_READ_FILE_OPS(chain_noise); | |
c09430ab | 2334 | DEBUGFS_READ_FILE_OPS(power_save_status); |
7163b8a4 | 2335 | DEBUGFS_WRITE_FILE_OPS(clear_ucode_statistics); |
a9e1cb6a | 2336 | DEBUGFS_READ_WRITE_FILE_OPS(ucode_tracing); |
a13d276f | 2337 | DEBUGFS_READ_WRITE_FILE_OPS(missed_beacon); |
3e4fb5fa | 2338 | DEBUGFS_READ_WRITE_FILE_OPS(plcp_delta); |
48dffd39 | 2339 | DEBUGFS_READ_WRITE_FILE_OPS(rf_reset); |
60987206 JB |
2340 | DEBUGFS_READ_FILE_OPS(rxon_flags); |
2341 | DEBUGFS_READ_FILE_OPS(rxon_filter_flags); | |
4bf49a90 | 2342 | DEBUGFS_WRITE_FILE_OPS(txfifo_flush); |
ffb7d896 | 2343 | DEBUGFS_READ_FILE_OPS(ucode_bt_stats); |
befe8c46 | 2344 | DEBUGFS_READ_FILE_OPS(bt_traffic); |
c6abdc0d | 2345 | DEBUGFS_READ_WRITE_FILE_OPS(protection_mode); |
54a9aa65 | 2346 | DEBUGFS_READ_FILE_OPS(reply_tx_error); |
7e4005cc | 2347 | DEBUGFS_WRITE_FILE_OPS(echo_test); |
490953ac | 2348 | DEBUGFS_WRITE_FILE_OPS(fw_restart); |
882b7b7d | 2349 | #ifdef CONFIG_IWLWIFI_DEBUG |
2fdfc476 | 2350 | DEBUGFS_READ_WRITE_FILE_OPS(log_event); |
882b7b7d | 2351 | #endif |
647ad135 | 2352 | DEBUGFS_READ_WRITE_FILE_OPS(calib_disabled); |
20594eb0 | 2353 | |
712b6cf5 TW |
2354 | /* |
2355 | * Create the debugfs files and directories | |
2356 | * | |
2357 | */ | |
9da987ac | 2358 | int iwl_dbgfs_register(struct iwl_priv *priv, struct dentry *dbgfs_dir) |
712b6cf5 | 2359 | { |
9da987ac | 2360 | struct dentry *dir_data, *dir_rf, *dir_debug; |
712b6cf5 | 2361 | |
9da987ac | 2362 | priv->debugfs_dir = dbgfs_dir; |
4c84a8f1 | 2363 | |
9da987ac | 2364 | dir_data = debugfs_create_dir("data", dbgfs_dir); |
4c84a8f1 JB |
2365 | if (!dir_data) |
2366 | goto err; | |
9da987ac | 2367 | dir_rf = debugfs_create_dir("rf", dbgfs_dir); |
4c84a8f1 JB |
2368 | if (!dir_rf) |
2369 | goto err; | |
9da987ac | 2370 | dir_debug = debugfs_create_dir("debug", dbgfs_dir); |
4c84a8f1 | 2371 | if (!dir_debug) |
712b6cf5 | 2372 | goto err; |
712b6cf5 | 2373 | |
4c84a8f1 JB |
2374 | DEBUGFS_ADD_FILE(nvm, dir_data, S_IRUSR); |
2375 | DEBUGFS_ADD_FILE(sram, dir_data, S_IWUSR | S_IRUSR); | |
c8ac61cf | 2376 | DEBUGFS_ADD_FILE(wowlan_sram, dir_data, S_IRUSR); |
4c84a8f1 JB |
2377 | DEBUGFS_ADD_FILE(stations, dir_data, S_IRUSR); |
2378 | DEBUGFS_ADD_FILE(channels, dir_data, S_IRUSR); | |
2379 | DEBUGFS_ADD_FILE(status, dir_data, S_IRUSR); | |
1f7b6172 | 2380 | DEBUGFS_ADD_FILE(rx_handlers, dir_data, S_IWUSR | S_IRUSR); |
4c84a8f1 | 2381 | DEBUGFS_ADD_FILE(qos, dir_data, S_IRUSR); |
23c0fcc6 WYG |
2382 | DEBUGFS_ADD_FILE(sleep_level_override, dir_data, S_IWUSR | S_IRUSR); |
2383 | DEBUGFS_ADD_FILE(current_sleep_command, dir_data, S_IRUSR); | |
4c84a8f1 JB |
2384 | DEBUGFS_ADD_FILE(thermal_throttling, dir_data, S_IRUSR); |
2385 | DEBUGFS_ADD_FILE(disable_ht40, dir_data, S_IWUSR | S_IRUSR); | |
511afa3b | 2386 | DEBUGFS_ADD_FILE(temperature, dir_data, S_IRUSR); |
ca934b67 | 2387 | |
4c84a8f1 JB |
2388 | DEBUGFS_ADD_FILE(power_save_status, dir_debug, S_IRUSR); |
2389 | DEBUGFS_ADD_FILE(clear_ucode_statistics, dir_debug, S_IWUSR); | |
4c84a8f1 | 2390 | DEBUGFS_ADD_FILE(missed_beacon, dir_debug, S_IWUSR); |
4c84a8f1 | 2391 | DEBUGFS_ADD_FILE(plcp_delta, dir_debug, S_IWUSR | S_IRUSR); |
48dffd39 | 2392 | DEBUGFS_ADD_FILE(rf_reset, dir_debug, S_IWUSR | S_IRUSR); |
b8c76267 AK |
2393 | DEBUGFS_ADD_FILE(ucode_rx_stats, dir_debug, S_IRUSR); |
2394 | DEBUGFS_ADD_FILE(ucode_tx_stats, dir_debug, S_IRUSR); | |
2395 | DEBUGFS_ADD_FILE(ucode_general_stats, dir_debug, S_IRUSR); | |
c68744fb | 2396 | DEBUGFS_ADD_FILE(txfifo_flush, dir_debug, S_IWUSR); |
c6abdc0d | 2397 | DEBUGFS_ADD_FILE(protection_mode, dir_debug, S_IWUSR | S_IRUSR); |
703bc583 WYG |
2398 | DEBUGFS_ADD_FILE(sensitivity, dir_debug, S_IRUSR); |
2399 | DEBUGFS_ADD_FILE(chain_noise, dir_debug, S_IRUSR); | |
b7af6a99 | 2400 | DEBUGFS_ADD_FILE(ucode_tracing, dir_debug, S_IWUSR | S_IRUSR); |
0da0e5bf | 2401 | DEBUGFS_ADD_FILE(ucode_bt_stats, dir_debug, S_IRUSR); |
54a9aa65 | 2402 | DEBUGFS_ADD_FILE(reply_tx_error, dir_debug, S_IRUSR); |
60987206 JB |
2403 | DEBUGFS_ADD_FILE(rxon_flags, dir_debug, S_IWUSR); |
2404 | DEBUGFS_ADD_FILE(rxon_filter_flags, dir_debug, S_IWUSR); | |
7e4005cc | 2405 | DEBUGFS_ADD_FILE(echo_test, dir_debug, S_IWUSR); |
490953ac | 2406 | DEBUGFS_ADD_FILE(fw_restart, dir_debug, S_IWUSR); |
882b7b7d | 2407 | #ifdef CONFIG_IWLWIFI_DEBUG |
2fdfc476 | 2408 | DEBUGFS_ADD_FILE(log_event, dir_debug, S_IWUSR | S_IRUSR); |
882b7b7d | 2409 | #endif |
2fdfc476 | 2410 | |
88e58fc5 | 2411 | if (iwl_advanced_bt_coexist(priv)) |
befe8c46 | 2412 | DEBUGFS_ADD_FILE(bt_traffic, dir_debug, S_IRUSR); |
ca934b67 | 2413 | |
bfb45f54 | 2414 | /* Calibrations disabled/enabled status*/ |
647ad135 | 2415 | DEBUGFS_ADD_FILE(calib_disabled, dir_rf, S_IWUSR | S_IRUSR); |
87e5666c | 2416 | |
9da987ac MV |
2417 | /* |
2418 | * Create a symlink with mac80211. This is not very robust, as it does | |
2419 | * not remove the symlink created. The implicit assumption is that | |
2420 | * when the opmode exits, mac80211 will also exit, and will remove | |
2421 | * this symlink as part of its cleanup. | |
2422 | */ | |
2423 | if (priv->mac80211_registered) { | |
2424 | char buf[100]; | |
27a22096 | 2425 | struct dentry *mac80211_dir, *dev_dir; |
9da987ac MV |
2426 | |
2427 | dev_dir = dbgfs_dir->d_parent; | |
9da987ac MV |
2428 | mac80211_dir = priv->hw->wiphy->debugfsdir; |
2429 | ||
27a22096 | 2430 | snprintf(buf, 100, "../../%pd2", dev_dir); |
9da987ac MV |
2431 | |
2432 | if (!debugfs_create_symlink("iwlwifi", mac80211_dir, buf)) | |
2433 | goto err; | |
2434 | } | |
2435 | ||
712b6cf5 TW |
2436 | return 0; |
2437 | ||
2438 | err: | |
9da987ac | 2439 | IWL_ERR(priv, "failed to create the dvm debugfs entries\n"); |
4c84a8f1 | 2440 | return -ENOMEM; |
712b6cf5 | 2441 | } |