Commit | Line | Data |
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712b6cf5 TW |
1 | /****************************************************************************** |
2 | * | |
3 | * GPL LICENSE SUMMARY | |
4 | * | |
4e318262 | 5 | * Copyright(c) 2008 - 2012 Intel Corporation. All rights reserved. |
712b6cf5 TW |
6 | * |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of version 2 of the GNU General Public License as | |
9 | * published by the Free Software Foundation. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, but | |
12 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, | |
19 | * USA | |
20 | * | |
21 | * The full GNU General Public License is included in this distribution | |
22 | * in the file called LICENSE.GPL. | |
23 | * | |
24 | * Contact Information: | |
759ef89f | 25 | * Intel Linux Wireless <ilw@linux.intel.com> |
712b6cf5 TW |
26 | * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
27 | *****************************************************************************/ | |
28 | ||
5a0e3ad6 | 29 | #include <linux/slab.h> |
712b6cf5 TW |
30 | #include <linux/kernel.h> |
31 | #include <linux/module.h> | |
32 | #include <linux/debugfs.h> | |
33 | ||
34 | #include <linux/ieee80211.h> | |
35 | #include <net/mac80211.h> | |
36 | ||
37 | ||
3e0d4cb1 | 38 | #include "iwl-dev.h" |
712b6cf5 | 39 | #include "iwl-debug.h" |
fee1247a | 40 | #include "iwl-core.h" |
3395f6e9 | 41 | #include "iwl-io.h" |
d6d023a1 | 42 | #include "iwl-agn.h" |
712b6cf5 TW |
43 | |
44 | /* create and remove of files */ | |
4c84a8f1 JB |
45 | #define DEBUGFS_ADD_FILE(name, parent, mode) do { \ |
46 | if (!debugfs_create_file(#name, mode, parent, priv, \ | |
47 | &iwl_dbgfs_##name##_ops)) \ | |
48 | goto err; \ | |
712b6cf5 TW |
49 | } while (0) |
50 | ||
4c84a8f1 JB |
51 | #define DEBUGFS_ADD_BOOL(name, parent, ptr) do { \ |
52 | struct dentry *__tmp; \ | |
53 | __tmp = debugfs_create_bool(#name, S_IWUSR | S_IRUSR, \ | |
54 | parent, ptr); \ | |
55 | if (IS_ERR(__tmp) || !__tmp) \ | |
56 | goto err; \ | |
712b6cf5 TW |
57 | } while (0) |
58 | ||
4c84a8f1 JB |
59 | #define DEBUGFS_ADD_X32(name, parent, ptr) do { \ |
60 | struct dentry *__tmp; \ | |
61 | __tmp = debugfs_create_x32(#name, S_IWUSR | S_IRUSR, \ | |
62 | parent, ptr); \ | |
63 | if (IS_ERR(__tmp) || !__tmp) \ | |
64 | goto err; \ | |
445c2dff TW |
65 | } while (0) |
66 | ||
ca934b67 JB |
67 | #define DEBUGFS_ADD_U32(name, parent, ptr, mode) do { \ |
68 | struct dentry *__tmp; \ | |
69 | __tmp = debugfs_create_u32(#name, mode, \ | |
70 | parent, ptr); \ | |
71 | if (IS_ERR(__tmp) || !__tmp) \ | |
72 | goto err; \ | |
73 | } while (0) | |
74 | ||
712b6cf5 TW |
75 | /* file operation */ |
76 | #define DEBUGFS_READ_FUNC(name) \ | |
77 | static ssize_t iwl_dbgfs_##name##_read(struct file *file, \ | |
78 | char __user *user_buf, \ | |
79 | size_t count, loff_t *ppos); | |
80 | ||
81 | #define DEBUGFS_WRITE_FUNC(name) \ | |
82 | static ssize_t iwl_dbgfs_##name##_write(struct file *file, \ | |
83 | const char __user *user_buf, \ | |
84 | size_t count, loff_t *ppos); | |
85 | ||
86 | ||
712b6cf5 TW |
87 | #define DEBUGFS_READ_FILE_OPS(name) \ |
88 | DEBUGFS_READ_FUNC(name); \ | |
89 | static const struct file_operations iwl_dbgfs_##name##_ops = { \ | |
90 | .read = iwl_dbgfs_##name##_read, \ | |
234e3405 | 91 | .open = simple_open, \ |
2b18ab36 | 92 | .llseek = generic_file_llseek, \ |
712b6cf5 TW |
93 | }; |
94 | ||
189a2b59 EK |
95 | #define DEBUGFS_WRITE_FILE_OPS(name) \ |
96 | DEBUGFS_WRITE_FUNC(name); \ | |
97 | static const struct file_operations iwl_dbgfs_##name##_ops = { \ | |
98 | .write = iwl_dbgfs_##name##_write, \ | |
234e3405 | 99 | .open = simple_open, \ |
2b18ab36 | 100 | .llseek = generic_file_llseek, \ |
189a2b59 EK |
101 | }; |
102 | ||
103 | ||
712b6cf5 TW |
104 | #define DEBUGFS_READ_WRITE_FILE_OPS(name) \ |
105 | DEBUGFS_READ_FUNC(name); \ | |
106 | DEBUGFS_WRITE_FUNC(name); \ | |
107 | static const struct file_operations iwl_dbgfs_##name##_ops = { \ | |
108 | .write = iwl_dbgfs_##name##_write, \ | |
109 | .read = iwl_dbgfs_##name##_read, \ | |
234e3405 | 110 | .open = simple_open, \ |
2b18ab36 | 111 | .llseek = generic_file_llseek, \ |
712b6cf5 TW |
112 | }; |
113 | ||
712b6cf5 TW |
114 | static ssize_t iwl_dbgfs_tx_statistics_read(struct file *file, |
115 | char __user *user_buf, | |
116 | size_t count, loff_t *ppos) { | |
117 | ||
28f63a4b | 118 | struct iwl_priv *priv = file->private_data; |
22fdf3c9 | 119 | char *buf; |
712b6cf5 TW |
120 | int pos = 0; |
121 | ||
22fdf3c9 WYG |
122 | int cnt; |
123 | ssize_t ret; | |
98a7b43b WYG |
124 | const size_t bufsz = 100 + |
125 | sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX); | |
22fdf3c9 WYG |
126 | buf = kzalloc(bufsz, GFP_KERNEL); |
127 | if (!buf) | |
128 | return -ENOMEM; | |
129 | pos += scnprintf(buf + pos, bufsz - pos, "Management:\n"); | |
130 | for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) { | |
131 | pos += scnprintf(buf + pos, bufsz - pos, | |
98a7b43b | 132 | "\t%25s\t\t: %u\n", |
22fdf3c9 WYG |
133 | get_mgmt_string(cnt), |
134 | priv->tx_stats.mgmt[cnt]); | |
135 | } | |
136 | pos += scnprintf(buf + pos, bufsz - pos, "Control\n"); | |
137 | for (cnt = 0; cnt < CONTROL_MAX; cnt++) { | |
138 | pos += scnprintf(buf + pos, bufsz - pos, | |
98a7b43b | 139 | "\t%25s\t\t: %u\n", |
22fdf3c9 WYG |
140 | get_ctrl_string(cnt), |
141 | priv->tx_stats.ctrl[cnt]); | |
142 | } | |
143 | pos += scnprintf(buf + pos, bufsz - pos, "Data:\n"); | |
144 | pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n", | |
145 | priv->tx_stats.data_cnt); | |
146 | pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n", | |
147 | priv->tx_stats.data_bytes); | |
148 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
149 | kfree(buf); | |
150 | return ret; | |
151 | } | |
152 | ||
7163b8a4 | 153 | static ssize_t iwl_dbgfs_clear_traffic_statistics_write(struct file *file, |
22fdf3c9 WYG |
154 | const char __user *user_buf, |
155 | size_t count, loff_t *ppos) | |
156 | { | |
157 | struct iwl_priv *priv = file->private_data; | |
158 | u32 clear_flag; | |
159 | char buf[8]; | |
160 | int buf_size; | |
712b6cf5 | 161 | |
22fdf3c9 WYG |
162 | memset(buf, 0, sizeof(buf)); |
163 | buf_size = min(count, sizeof(buf) - 1); | |
164 | if (copy_from_user(buf, user_buf, buf_size)) | |
165 | return -EFAULT; | |
166 | if (sscanf(buf, "%x", &clear_flag) != 1) | |
167 | return -EFAULT; | |
7163b8a4 | 168 | iwl_clear_traffic_stats(priv); |
22fdf3c9 WYG |
169 | |
170 | return count; | |
712b6cf5 TW |
171 | } |
172 | ||
173 | static ssize_t iwl_dbgfs_rx_statistics_read(struct file *file, | |
174 | char __user *user_buf, | |
175 | size_t count, loff_t *ppos) { | |
176 | ||
28f63a4b | 177 | struct iwl_priv *priv = file->private_data; |
22fdf3c9 | 178 | char *buf; |
712b6cf5 | 179 | int pos = 0; |
22fdf3c9 WYG |
180 | int cnt; |
181 | ssize_t ret; | |
182 | const size_t bufsz = 100 + | |
98a7b43b | 183 | sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX); |
22fdf3c9 WYG |
184 | buf = kzalloc(bufsz, GFP_KERNEL); |
185 | if (!buf) | |
186 | return -ENOMEM; | |
712b6cf5 | 187 | |
22fdf3c9 WYG |
188 | pos += scnprintf(buf + pos, bufsz - pos, "Management:\n"); |
189 | for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) { | |
190 | pos += scnprintf(buf + pos, bufsz - pos, | |
98a7b43b | 191 | "\t%25s\t\t: %u\n", |
22fdf3c9 WYG |
192 | get_mgmt_string(cnt), |
193 | priv->rx_stats.mgmt[cnt]); | |
194 | } | |
195 | pos += scnprintf(buf + pos, bufsz - pos, "Control:\n"); | |
196 | for (cnt = 0; cnt < CONTROL_MAX; cnt++) { | |
197 | pos += scnprintf(buf + pos, bufsz - pos, | |
98a7b43b | 198 | "\t%25s\t\t: %u\n", |
22fdf3c9 WYG |
199 | get_ctrl_string(cnt), |
200 | priv->rx_stats.ctrl[cnt]); | |
201 | } | |
202 | pos += scnprintf(buf + pos, bufsz - pos, "Data:\n"); | |
203 | pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n", | |
204 | priv->rx_stats.data_cnt); | |
205 | pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n", | |
206 | priv->rx_stats.data_bytes); | |
712b6cf5 | 207 | |
22fdf3c9 WYG |
208 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
209 | kfree(buf); | |
210 | return ret; | |
211 | } | |
212 | ||
712b6cf5 TW |
213 | static ssize_t iwl_dbgfs_sram_read(struct file *file, |
214 | char __user *user_buf, | |
215 | size_t count, loff_t *ppos) | |
216 | { | |
24834d2c | 217 | u32 val = 0; |
2943f136 | 218 | char *buf; |
712b6cf5 | 219 | ssize_t ret; |
24834d2c JS |
220 | int i = 0; |
221 | bool device_format = false; | |
222 | int offset = 0; | |
223 | int len = 0; | |
712b6cf5 | 224 | int pos = 0; |
24834d2c | 225 | int sram; |
28f63a4b | 226 | struct iwl_priv *priv = file->private_data; |
6dfa8d01 | 227 | const struct fw_img *img; |
2943f136 | 228 | size_t bufsz; |
712b6cf5 | 229 | |
5ade1e4d | 230 | /* default is to dump the entire data segment */ |
4c84a8f1 JB |
231 | if (!priv->dbgfs_sram_offset && !priv->dbgfs_sram_len) { |
232 | priv->dbgfs_sram_offset = 0x800000; | |
8f7ffbe2 DS |
233 | if (!priv->ucode_loaded) { |
234 | IWL_ERR(priv, "No uCode has been loadded.\n"); | |
235 | return -EINVAL; | |
236 | } | |
a42506eb | 237 | img = &priv->fw->img[priv->cur_ucode]; |
6dfa8d01 | 238 | priv->dbgfs_sram_len = img->sec[IWL_UCODE_SECTION_DATA].len; |
5ade1e4d | 239 | } |
24834d2c JS |
240 | len = priv->dbgfs_sram_len; |
241 | ||
242 | if (len == -4) { | |
243 | device_format = true; | |
244 | len = 4; | |
245 | } | |
246 | ||
247 | bufsz = 50 + len * 4; | |
2943f136 WYG |
248 | buf = kmalloc(bufsz, GFP_KERNEL); |
249 | if (!buf) | |
250 | return -ENOMEM; | |
24834d2c | 251 | |
5ade1e4d | 252 | pos += scnprintf(buf + pos, bufsz - pos, "sram_len: 0x%x\n", |
24834d2c | 253 | len); |
5ade1e4d | 254 | pos += scnprintf(buf + pos, bufsz - pos, "sram_offset: 0x%x\n", |
4c84a8f1 | 255 | priv->dbgfs_sram_offset); |
24834d2c JS |
256 | |
257 | /* adjust sram address since reads are only on even u32 boundaries */ | |
258 | offset = priv->dbgfs_sram_offset & 0x3; | |
259 | sram = priv->dbgfs_sram_offset & ~0x3; | |
260 | ||
261 | /* read the first u32 from sram */ | |
1042db2a | 262 | val = iwl_read_targ_mem(trans(priv), sram); |
24834d2c JS |
263 | |
264 | for (; len; len--) { | |
265 | /* put the address at the start of every line */ | |
266 | if (i == 0) | |
267 | pos += scnprintf(buf + pos, bufsz - pos, | |
268 | "%08X: ", sram + offset); | |
269 | ||
270 | if (device_format) | |
271 | pos += scnprintf(buf + pos, bufsz - pos, | |
272 | "%02x", (val >> (8 * (3 - offset))) & 0xff); | |
273 | else | |
274 | pos += scnprintf(buf + pos, bufsz - pos, | |
275 | "%02x ", (val >> (8 * offset)) & 0xff); | |
276 | ||
277 | /* if all bytes processed, read the next u32 from sram */ | |
278 | if (++offset == 4) { | |
279 | sram += 4; | |
280 | offset = 0; | |
1042db2a | 281 | val = iwl_read_targ_mem(trans(priv), sram); |
712b6cf5 | 282 | } |
24834d2c JS |
283 | |
284 | /* put in extra spaces and split lines for human readability */ | |
285 | if (++i == 16) { | |
286 | i = 0; | |
2943f136 | 287 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); |
24834d2c JS |
288 | } else if (!(i & 7)) { |
289 | pos += scnprintf(buf + pos, bufsz - pos, " "); | |
290 | } else if (!(i & 3)) { | |
291 | pos += scnprintf(buf + pos, bufsz - pos, " "); | |
292 | } | |
712b6cf5 | 293 | } |
24834d2c JS |
294 | if (i) |
295 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
712b6cf5 TW |
296 | |
297 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
2943f136 | 298 | kfree(buf); |
712b6cf5 TW |
299 | return ret; |
300 | } | |
301 | ||
302 | static ssize_t iwl_dbgfs_sram_write(struct file *file, | |
303 | const char __user *user_buf, | |
304 | size_t count, loff_t *ppos) | |
305 | { | |
306 | struct iwl_priv *priv = file->private_data; | |
307 | char buf[64]; | |
308 | int buf_size; | |
309 | u32 offset, len; | |
310 | ||
311 | memset(buf, 0, sizeof(buf)); | |
312 | buf_size = min(count, sizeof(buf) - 1); | |
313 | if (copy_from_user(buf, user_buf, buf_size)) | |
314 | return -EFAULT; | |
315 | ||
316 | if (sscanf(buf, "%x,%x", &offset, &len) == 2) { | |
4c84a8f1 JB |
317 | priv->dbgfs_sram_offset = offset; |
318 | priv->dbgfs_sram_len = len; | |
24834d2c JS |
319 | } else if (sscanf(buf, "%x", &offset) == 1) { |
320 | priv->dbgfs_sram_offset = offset; | |
321 | priv->dbgfs_sram_len = -4; | |
712b6cf5 | 322 | } else { |
4c84a8f1 JB |
323 | priv->dbgfs_sram_offset = 0; |
324 | priv->dbgfs_sram_len = 0; | |
712b6cf5 TW |
325 | } |
326 | ||
327 | return count; | |
328 | } | |
329 | ||
c8ac61cf JB |
330 | static ssize_t iwl_dbgfs_wowlan_sram_read(struct file *file, |
331 | char __user *user_buf, | |
332 | size_t count, loff_t *ppos) | |
333 | { | |
334 | struct iwl_priv *priv = file->private_data; | |
6dfa8d01 | 335 | const struct fw_img *img = &priv->fw->img[IWL_UCODE_WOWLAN]; |
c8ac61cf JB |
336 | |
337 | if (!priv->wowlan_sram) | |
338 | return -ENODATA; | |
339 | ||
340 | return simple_read_from_buffer(user_buf, count, ppos, | |
341 | priv->wowlan_sram, | |
6dfa8d01 | 342 | img->sec[IWL_UCODE_SECTION_DATA].len); |
c8ac61cf | 343 | } |
712b6cf5 TW |
344 | static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf, |
345 | size_t count, loff_t *ppos) | |
346 | { | |
28f63a4b | 347 | struct iwl_priv *priv = file->private_data; |
6def9761 | 348 | struct iwl_station_entry *station; |
5f85a789 | 349 | struct iwl_tid_data *tid_data; |
712b6cf5 TW |
350 | char *buf; |
351 | int i, j, pos = 0; | |
352 | ssize_t ret; | |
353 | /* Add 30 for initial string */ | |
354 | const size_t bufsz = 30 + sizeof(char) * 500 * (priv->num_stations); | |
712b6cf5 TW |
355 | |
356 | buf = kmalloc(bufsz, GFP_KERNEL); | |
3ac7f146 | 357 | if (!buf) |
712b6cf5 TW |
358 | return -ENOMEM; |
359 | ||
db0589f3 | 360 | pos += scnprintf(buf + pos, bufsz - pos, "num of stations: %d\n\n", |
712b6cf5 TW |
361 | priv->num_stations); |
362 | ||
3eae4bb1 | 363 | for (i = 0; i < IWLAGN_STATION_COUNT; i++) { |
712b6cf5 | 364 | station = &priv->stations[i]; |
da73511d JB |
365 | if (!station->used) |
366 | continue; | |
367 | pos += scnprintf(buf + pos, bufsz - pos, | |
368 | "station %d - addr: %pM, flags: %#x\n", | |
369 | i, station->sta.sta.addr, | |
370 | station->sta.station_flags_msk); | |
371 | pos += scnprintf(buf + pos, bufsz - pos, | |
9eae88fa JB |
372 | "TID seqno next_rclmd " |
373 | "rate_n_flags state txq\n"); | |
712b6cf5 | 374 | |
5f85a789 | 375 | for (j = 0; j < IWL_MAX_TID_COUNT; j++) { |
04cf6824 | 376 | tid_data = &priv->tid_data[i][j]; |
da73511d | 377 | pos += scnprintf(buf + pos, bufsz - pos, |
9eae88fa JB |
378 | "%d: 0x%.4x 0x%.4x 0x%.8x " |
379 | "%d %.2d", | |
5f85a789 | 380 | j, tid_data->seq_number, |
9eae88fa JB |
381 | tid_data->next_reclaimed, |
382 | tid_data->agg.rate_n_flags, | |
383 | tid_data->agg.state, | |
384 | tid_data->agg.txq_id); | |
5f85a789 EG |
385 | |
386 | if (tid_data->agg.wait_for_ba) | |
db0589f3 | 387 | pos += scnprintf(buf + pos, bufsz - pos, |
da73511d | 388 | " - waitforba"); |
db0589f3 | 389 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); |
712b6cf5 | 390 | } |
da73511d JB |
391 | |
392 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
712b6cf5 TW |
393 | } |
394 | ||
395 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
396 | kfree(buf); | |
397 | return ret; | |
398 | } | |
399 | ||
0848e297 | 400 | static ssize_t iwl_dbgfs_nvm_read(struct file *file, |
8dd266ef TW |
401 | char __user *user_buf, |
402 | size_t count, | |
403 | loff_t *ppos) | |
404 | { | |
405 | ssize_t ret; | |
28f63a4b | 406 | struct iwl_priv *priv = file->private_data; |
8dd266ef TW |
407 | int pos = 0, ofs = 0, buf_size = 0; |
408 | const u8 *ptr; | |
409 | char *buf; | |
e307ddce | 410 | u16 eeprom_ver; |
38622419 | 411 | size_t eeprom_len = cfg(priv)->base_params->eeprom_size; |
8dd266ef TW |
412 | buf_size = 4 * eeprom_len + 256; |
413 | ||
414 | if (eeprom_len % 16) { | |
0848e297 | 415 | IWL_ERR(priv, "NVM size is not multiple of 16.\n"); |
8dd266ef TW |
416 | return -ENODATA; |
417 | } | |
418 | ||
11483b5c | 419 | ptr = priv->eeprom; |
c37457e6 JL |
420 | if (!ptr) { |
421 | IWL_ERR(priv, "Invalid EEPROM/OTP memory\n"); | |
422 | return -ENOMEM; | |
423 | } | |
424 | ||
8dd266ef TW |
425 | /* 4 characters for byte 0xYY */ |
426 | buf = kzalloc(buf_size, GFP_KERNEL); | |
427 | if (!buf) { | |
15b1687c | 428 | IWL_ERR(priv, "Can not allocate Buffer\n"); |
8dd266ef TW |
429 | return -ENOMEM; |
430 | } | |
11483b5c | 431 | eeprom_ver = iwl_eeprom_query16(priv, EEPROM_VERSION); |
e307ddce WYG |
432 | pos += scnprintf(buf + pos, buf_size - pos, "NVM Type: %s, " |
433 | "version: 0x%x\n", | |
11483b5c | 434 | (priv->nvm_device_type == NVM_DEVICE_TYPE_OTP) |
e307ddce | 435 | ? "OTP" : "EEPROM", eeprom_ver); |
8dd266ef TW |
436 | for (ofs = 0 ; ofs < eeprom_len ; ofs += 16) { |
437 | pos += scnprintf(buf + pos, buf_size - pos, "0x%.4x ", ofs); | |
438 | hex_dump_to_buffer(ptr + ofs, 16 , 16, 2, buf + pos, | |
439 | buf_size - pos, 0); | |
2fac9717 | 440 | pos += strlen(buf + pos); |
8dd266ef TW |
441 | if (buf_size - pos > 0) |
442 | buf[pos++] = '\n'; | |
443 | } | |
444 | ||
445 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
446 | kfree(buf); | |
447 | return ret; | |
448 | } | |
712b6cf5 | 449 | |
d366df5a WT |
450 | static ssize_t iwl_dbgfs_channels_read(struct file *file, char __user *user_buf, |
451 | size_t count, loff_t *ppos) | |
452 | { | |
28f63a4b | 453 | struct iwl_priv *priv = file->private_data; |
d366df5a WT |
454 | struct ieee80211_channel *channels = NULL; |
455 | const struct ieee80211_supported_band *supp_band = NULL; | |
456 | int pos = 0, i, bufsz = PAGE_SIZE; | |
457 | char *buf; | |
458 | ssize_t ret; | |
459 | ||
83626404 | 460 | if (!test_bit(STATUS_GEO_CONFIGURED, &priv->status)) |
d366df5a WT |
461 | return -EAGAIN; |
462 | ||
463 | buf = kzalloc(bufsz, GFP_KERNEL); | |
464 | if (!buf) { | |
15b1687c | 465 | IWL_ERR(priv, "Can not allocate Buffer\n"); |
d366df5a WT |
466 | return -ENOMEM; |
467 | } | |
468 | ||
469 | supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_2GHZ); | |
a2e2322d WYG |
470 | if (supp_band) { |
471 | channels = supp_band->channels; | |
d366df5a | 472 | |
d366df5a | 473 | pos += scnprintf(buf + pos, bufsz - pos, |
a2e2322d WYG |
474 | "Displaying %d channels in 2.4GHz band 802.11bg):\n", |
475 | supp_band->n_channels); | |
d366df5a | 476 | |
a2e2322d WYG |
477 | for (i = 0; i < supp_band->n_channels; i++) |
478 | pos += scnprintf(buf + pos, bufsz - pos, | |
479 | "%d: %ddBm: BSS%s%s, %s.\n", | |
81e95430 | 480 | channels[i].hw_value, |
a2e2322d WYG |
481 | channels[i].max_power, |
482 | channels[i].flags & IEEE80211_CHAN_RADAR ? | |
483 | " (IEEE 802.11h required)" : "", | |
484 | ((channels[i].flags & IEEE80211_CHAN_NO_IBSS) | |
485 | || (channels[i].flags & | |
486 | IEEE80211_CHAN_RADAR)) ? "" : | |
487 | ", IBSS", | |
488 | channels[i].flags & | |
489 | IEEE80211_CHAN_PASSIVE_SCAN ? | |
490 | "passive only" : "active/passive"); | |
491 | } | |
d366df5a | 492 | supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_5GHZ); |
a2e2322d WYG |
493 | if (supp_band) { |
494 | channels = supp_band->channels; | |
d366df5a | 495 | |
d366df5a | 496 | pos += scnprintf(buf + pos, bufsz - pos, |
a2e2322d WYG |
497 | "Displaying %d channels in 5.2GHz band (802.11a)\n", |
498 | supp_band->n_channels); | |
499 | ||
500 | for (i = 0; i < supp_band->n_channels; i++) | |
501 | pos += scnprintf(buf + pos, bufsz - pos, | |
502 | "%d: %ddBm: BSS%s%s, %s.\n", | |
81e95430 | 503 | channels[i].hw_value, |
a2e2322d WYG |
504 | channels[i].max_power, |
505 | channels[i].flags & IEEE80211_CHAN_RADAR ? | |
506 | " (IEEE 802.11h required)" : "", | |
507 | ((channels[i].flags & IEEE80211_CHAN_NO_IBSS) | |
508 | || (channels[i].flags & | |
509 | IEEE80211_CHAN_RADAR)) ? "" : | |
510 | ", IBSS", | |
511 | channels[i].flags & | |
512 | IEEE80211_CHAN_PASSIVE_SCAN ? | |
513 | "passive only" : "active/passive"); | |
514 | } | |
d366df5a WT |
515 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
516 | kfree(buf); | |
517 | return ret; | |
518 | } | |
519 | ||
08df05aa WYG |
520 | static ssize_t iwl_dbgfs_status_read(struct file *file, |
521 | char __user *user_buf, | |
522 | size_t count, loff_t *ppos) { | |
523 | ||
28f63a4b | 524 | struct iwl_priv *priv = file->private_data; |
08df05aa WYG |
525 | char buf[512]; |
526 | int pos = 0; | |
527 | const size_t bufsz = sizeof(buf); | |
528 | ||
08df05aa | 529 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_RF_KILL_HW:\t %d\n", |
83626404 | 530 | test_bit(STATUS_RF_KILL_HW, &priv->status)); |
7812b167 | 531 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_CT_KILL:\t\t %d\n", |
9a716863 | 532 | test_bit(STATUS_CT_KILL, &priv->status)); |
08df05aa | 533 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_ALIVE:\t\t %d\n", |
83626404 | 534 | test_bit(STATUS_ALIVE, &priv->status)); |
08df05aa | 535 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_READY:\t\t %d\n", |
83626404 | 536 | test_bit(STATUS_READY, &priv->status)); |
08df05aa | 537 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_GEO_CONFIGURED:\t %d\n", |
83626404 | 538 | test_bit(STATUS_GEO_CONFIGURED, &priv->status)); |
08df05aa | 539 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_EXIT_PENDING:\t %d\n", |
83626404 | 540 | test_bit(STATUS_EXIT_PENDING, &priv->status)); |
08df05aa | 541 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_STATISTICS:\t %d\n", |
83626404 | 542 | test_bit(STATUS_STATISTICS, &priv->status)); |
08df05aa | 543 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCANNING:\t %d\n", |
83626404 | 544 | test_bit(STATUS_SCANNING, &priv->status)); |
08df05aa | 545 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_ABORTING:\t %d\n", |
83626404 | 546 | test_bit(STATUS_SCAN_ABORTING, &priv->status)); |
08df05aa | 547 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_HW:\t\t %d\n", |
83626404 | 548 | test_bit(STATUS_SCAN_HW, &priv->status)); |
08df05aa | 549 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_POWER_PMI:\t %d\n", |
47107e84 | 550 | test_bit(STATUS_POWER_PMI, &priv->status)); |
08df05aa | 551 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_FW_ERROR:\t %d\n", |
17acd0b6 | 552 | test_bit(STATUS_FW_ERROR, &priv->status)); |
08df05aa WYG |
553 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
554 | } | |
555 | ||
1f7b6172 | 556 | static ssize_t iwl_dbgfs_rx_handlers_read(struct file *file, |
a83b9141 WYG |
557 | char __user *user_buf, |
558 | size_t count, loff_t *ppos) { | |
559 | ||
28f63a4b | 560 | struct iwl_priv *priv = file->private_data; |
1f7b6172 | 561 | |
a83b9141 WYG |
562 | int pos = 0; |
563 | int cnt = 0; | |
564 | char *buf; | |
565 | int bufsz = 24 * 64; /* 24 items * 64 char per item */ | |
566 | ssize_t ret; | |
567 | ||
568 | buf = kzalloc(bufsz, GFP_KERNEL); | |
569 | if (!buf) { | |
570 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
571 | return -ENOMEM; | |
572 | } | |
573 | ||
a83b9141 | 574 | for (cnt = 0; cnt < REPLY_MAX; cnt++) { |
1f7b6172 | 575 | if (priv->rx_handlers_stats[cnt] > 0) |
a83b9141 WYG |
576 | pos += scnprintf(buf + pos, bufsz - pos, |
577 | "\tRx handler[%36s]:\t\t %u\n", | |
d9fb6465 | 578 | iwl_dvm_get_cmd_string(cnt), |
1f7b6172 | 579 | priv->rx_handlers_stats[cnt]); |
a83b9141 WYG |
580 | } |
581 | ||
a83b9141 WYG |
582 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
583 | kfree(buf); | |
584 | return ret; | |
585 | } | |
586 | ||
1f7b6172 | 587 | static ssize_t iwl_dbgfs_rx_handlers_write(struct file *file, |
a83b9141 WYG |
588 | const char __user *user_buf, |
589 | size_t count, loff_t *ppos) | |
590 | { | |
591 | struct iwl_priv *priv = file->private_data; | |
1f7b6172 | 592 | |
a83b9141 WYG |
593 | char buf[8]; |
594 | int buf_size; | |
595 | u32 reset_flag; | |
596 | ||
597 | memset(buf, 0, sizeof(buf)); | |
598 | buf_size = min(count, sizeof(buf) - 1); | |
599 | if (copy_from_user(buf, user_buf, buf_size)) | |
600 | return -EFAULT; | |
601 | if (sscanf(buf, "%x", &reset_flag) != 1) | |
602 | return -EFAULT; | |
603 | if (reset_flag == 0) | |
1f7b6172 EG |
604 | memset(&priv->rx_handlers_stats[0], 0, |
605 | sizeof(priv->rx_handlers_stats)); | |
a83b9141 WYG |
606 | |
607 | return count; | |
608 | } | |
609 | ||
f5ad69fa WYG |
610 | static ssize_t iwl_dbgfs_qos_read(struct file *file, char __user *user_buf, |
611 | size_t count, loff_t *ppos) | |
612 | { | |
28f63a4b | 613 | struct iwl_priv *priv = file->private_data; |
8dfdb9d5 | 614 | struct iwl_rxon_context *ctx; |
f5ad69fa | 615 | int pos = 0, i; |
8dfdb9d5 | 616 | char buf[256 * NUM_IWL_RXON_CTX]; |
f5ad69fa | 617 | const size_t bufsz = sizeof(buf); |
f5ad69fa | 618 | |
8dfdb9d5 JB |
619 | for_each_context(priv, ctx) { |
620 | pos += scnprintf(buf + pos, bufsz - pos, "context %d:\n", | |
621 | ctx->ctxid); | |
622 | for (i = 0; i < AC_NUM; i++) { | |
623 | pos += scnprintf(buf + pos, bufsz - pos, | |
624 | "\tcw_min\tcw_max\taifsn\ttxop\n"); | |
625 | pos += scnprintf(buf + pos, bufsz - pos, | |
f5ad69fa | 626 | "AC[%d]\t%u\t%u\t%u\t%u\n", i, |
8dfdb9d5 JB |
627 | ctx->qos_data.def_qos_parm.ac[i].cw_min, |
628 | ctx->qos_data.def_qos_parm.ac[i].cw_max, | |
629 | ctx->qos_data.def_qos_parm.ac[i].aifsn, | |
630 | ctx->qos_data.def_qos_parm.ac[i].edca_txop); | |
631 | } | |
632 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
f5ad69fa | 633 | } |
4967c316 | 634 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
f5ad69fa | 635 | } |
a83b9141 | 636 | |
fbf3a2af WYG |
637 | static ssize_t iwl_dbgfs_thermal_throttling_read(struct file *file, |
638 | char __user *user_buf, | |
639 | size_t count, loff_t *ppos) | |
640 | { | |
28f63a4b | 641 | struct iwl_priv *priv = file->private_data; |
3ad3b92a | 642 | struct iwl_tt_mgmt *tt = &priv->thermal_throttle; |
fbf3a2af WYG |
643 | struct iwl_tt_restriction *restriction; |
644 | char buf[100]; | |
645 | int pos = 0; | |
646 | const size_t bufsz = sizeof(buf); | |
fbf3a2af WYG |
647 | |
648 | pos += scnprintf(buf + pos, bufsz - pos, | |
649 | "Thermal Throttling Mode: %s\n", | |
3ad3b92a | 650 | tt->advanced_tt ? "Advance" : "Legacy"); |
fbf3a2af WYG |
651 | pos += scnprintf(buf + pos, bufsz - pos, |
652 | "Thermal Throttling State: %d\n", | |
653 | tt->state); | |
3ad3b92a | 654 | if (tt->advanced_tt) { |
fbf3a2af WYG |
655 | restriction = tt->restriction + tt->state; |
656 | pos += scnprintf(buf + pos, bufsz - pos, | |
657 | "Tx mode: %d\n", | |
658 | restriction->tx_stream); | |
659 | pos += scnprintf(buf + pos, bufsz - pos, | |
660 | "Rx mode: %d\n", | |
661 | restriction->rx_stream); | |
662 | pos += scnprintf(buf + pos, bufsz - pos, | |
663 | "HT mode: %d\n", | |
664 | restriction->is_ht); | |
665 | } | |
4967c316 | 666 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
fbf3a2af WYG |
667 | } |
668 | ||
1e4247d4 WYG |
669 | static ssize_t iwl_dbgfs_disable_ht40_write(struct file *file, |
670 | const char __user *user_buf, | |
671 | size_t count, loff_t *ppos) | |
672 | { | |
673 | struct iwl_priv *priv = file->private_data; | |
674 | char buf[8]; | |
675 | int buf_size; | |
676 | int ht40; | |
677 | ||
678 | memset(buf, 0, sizeof(buf)); | |
679 | buf_size = min(count, sizeof(buf) - 1); | |
680 | if (copy_from_user(buf, user_buf, buf_size)) | |
681 | return -EFAULT; | |
682 | if (sscanf(buf, "%d", &ht40) != 1) | |
683 | return -EFAULT; | |
246ed355 | 684 | if (!iwl_is_any_associated(priv)) |
1e4247d4 WYG |
685 | priv->disable_ht40 = ht40 ? true : false; |
686 | else { | |
687 | IWL_ERR(priv, "Sta associated with AP - " | |
688 | "Change to 40MHz channel support is not allowed\n"); | |
689 | return -EINVAL; | |
690 | } | |
691 | ||
692 | return count; | |
693 | } | |
694 | ||
695 | static ssize_t iwl_dbgfs_disable_ht40_read(struct file *file, | |
696 | char __user *user_buf, | |
697 | size_t count, loff_t *ppos) | |
698 | { | |
28f63a4b | 699 | struct iwl_priv *priv = file->private_data; |
1e4247d4 WYG |
700 | char buf[100]; |
701 | int pos = 0; | |
702 | const size_t bufsz = sizeof(buf); | |
1e4247d4 WYG |
703 | |
704 | pos += scnprintf(buf + pos, bufsz - pos, | |
705 | "11n 40MHz Mode: %s\n", | |
706 | priv->disable_ht40 ? "Disabled" : "Enabled"); | |
4967c316 | 707 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
1e4247d4 WYG |
708 | } |
709 | ||
511afa3b EG |
710 | static ssize_t iwl_dbgfs_temperature_read(struct file *file, |
711 | char __user *user_buf, | |
712 | size_t count, loff_t *ppos) | |
713 | { | |
714 | struct iwl_priv *priv = file->private_data; | |
715 | char buf[8]; | |
716 | int pos = 0; | |
717 | const size_t bufsz = sizeof(buf); | |
718 | ||
719 | pos += scnprintf(buf + pos, bufsz - pos, "%d\n", priv->temperature); | |
720 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
721 | } | |
722 | ||
723 | ||
e312c24c JB |
724 | static ssize_t iwl_dbgfs_sleep_level_override_write(struct file *file, |
725 | const char __user *user_buf, | |
726 | size_t count, loff_t *ppos) | |
727 | { | |
728 | struct iwl_priv *priv = file->private_data; | |
729 | char buf[8]; | |
730 | int buf_size; | |
731 | int value; | |
732 | ||
733 | memset(buf, 0, sizeof(buf)); | |
734 | buf_size = min(count, sizeof(buf) - 1); | |
735 | if (copy_from_user(buf, user_buf, buf_size)) | |
736 | return -EFAULT; | |
737 | ||
738 | if (sscanf(buf, "%d", &value) != 1) | |
739 | return -EINVAL; | |
740 | ||
741 | /* | |
742 | * Our users expect 0 to be "CAM", but 0 isn't actually | |
743 | * valid here. However, let's not confuse them and present | |
744 | * IWL_POWER_INDEX_1 as "1", not "0". | |
745 | */ | |
1a34c043 RC |
746 | if (value == 0) |
747 | return -EINVAL; | |
748 | else if (value > 0) | |
e312c24c JB |
749 | value -= 1; |
750 | ||
751 | if (value != -1 && (value < 0 || value >= IWL_POWER_NUM)) | |
752 | return -EINVAL; | |
753 | ||
83626404 | 754 | if (!iwl_is_ready_rf(priv)) |
4ad177b5 WYG |
755 | return -EAGAIN; |
756 | ||
e312c24c JB |
757 | priv->power_data.debug_sleep_level_override = value; |
758 | ||
b1eea297 | 759 | mutex_lock(&priv->mutex); |
4ad177b5 | 760 | iwl_power_update_mode(priv, true); |
b1eea297 | 761 | mutex_unlock(&priv->mutex); |
e312c24c JB |
762 | |
763 | return count; | |
764 | } | |
765 | ||
766 | static ssize_t iwl_dbgfs_sleep_level_override_read(struct file *file, | |
767 | char __user *user_buf, | |
768 | size_t count, loff_t *ppos) | |
769 | { | |
28f63a4b | 770 | struct iwl_priv *priv = file->private_data; |
e312c24c JB |
771 | char buf[10]; |
772 | int pos, value; | |
773 | const size_t bufsz = sizeof(buf); | |
774 | ||
775 | /* see the write function */ | |
776 | value = priv->power_data.debug_sleep_level_override; | |
777 | if (value >= 0) | |
778 | value += 1; | |
779 | ||
780 | pos = scnprintf(buf, bufsz, "%d\n", value); | |
781 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
782 | } | |
783 | ||
784 | static ssize_t iwl_dbgfs_current_sleep_command_read(struct file *file, | |
785 | char __user *user_buf, | |
786 | size_t count, loff_t *ppos) | |
787 | { | |
28f63a4b | 788 | struct iwl_priv *priv = file->private_data; |
e312c24c JB |
789 | char buf[200]; |
790 | int pos = 0, i; | |
791 | const size_t bufsz = sizeof(buf); | |
792 | struct iwl_powertable_cmd *cmd = &priv->power_data.sleep_cmd; | |
793 | ||
794 | pos += scnprintf(buf + pos, bufsz - pos, | |
795 | "flags: %#.2x\n", le16_to_cpu(cmd->flags)); | |
796 | pos += scnprintf(buf + pos, bufsz - pos, | |
797 | "RX/TX timeout: %d/%d usec\n", | |
798 | le32_to_cpu(cmd->rx_data_timeout), | |
799 | le32_to_cpu(cmd->tx_data_timeout)); | |
800 | for (i = 0; i < IWL_POWER_VEC_SIZE; i++) | |
801 | pos += scnprintf(buf + pos, bufsz - pos, | |
802 | "sleep_interval[%d]: %d\n", i, | |
803 | le32_to_cpu(cmd->sleep_interval[i])); | |
804 | ||
805 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
806 | } | |
807 | ||
712b6cf5 | 808 | DEBUGFS_READ_WRITE_FILE_OPS(sram); |
c8ac61cf | 809 | DEBUGFS_READ_FILE_OPS(wowlan_sram); |
0848e297 | 810 | DEBUGFS_READ_FILE_OPS(nvm); |
712b6cf5 | 811 | DEBUGFS_READ_FILE_OPS(stations); |
d366df5a | 812 | DEBUGFS_READ_FILE_OPS(channels); |
08df05aa | 813 | DEBUGFS_READ_FILE_OPS(status); |
1f7b6172 | 814 | DEBUGFS_READ_WRITE_FILE_OPS(rx_handlers); |
f5ad69fa | 815 | DEBUGFS_READ_FILE_OPS(qos); |
fbf3a2af | 816 | DEBUGFS_READ_FILE_OPS(thermal_throttling); |
1e4247d4 | 817 | DEBUGFS_READ_WRITE_FILE_OPS(disable_ht40); |
511afa3b | 818 | DEBUGFS_READ_FILE_OPS(temperature); |
e312c24c JB |
819 | DEBUGFS_READ_WRITE_FILE_OPS(sleep_level_override); |
820 | DEBUGFS_READ_FILE_OPS(current_sleep_command); | |
712b6cf5 | 821 | |
41f5e047 EG |
822 | static ssize_t iwl_dbgfs_traffic_log_read(struct file *file, |
823 | char __user *user_buf, | |
824 | size_t count, loff_t *ppos) | |
825 | { | |
826 | struct iwl_priv *priv = file->private_data; | |
827 | int pos = 0, ofs = 0; | |
828 | int cnt = 0, entry; | |
829 | ||
830 | char *buf; | |
831 | int bufsz = ((IWL_TRAFFIC_ENTRIES * IWL_TRAFFIC_ENTRY_SIZE * 64) * 2) + | |
1745e440 | 832 | (cfg(priv)->base_params->num_of_queues * 32 * 8) + 400; |
41f5e047 EG |
833 | const u8 *ptr; |
834 | ssize_t ret; | |
835 | ||
836 | buf = kzalloc(bufsz, GFP_KERNEL); | |
837 | if (!buf) { | |
838 | IWL_ERR(priv, "Can not allocate buffer\n"); | |
839 | return -ENOMEM; | |
840 | } | |
a8bceb39 | 841 | if (priv->tx_traffic && iwl_have_debug_level(IWL_DL_TX)) { |
41f5e047 EG |
842 | ptr = priv->tx_traffic; |
843 | pos += scnprintf(buf + pos, bufsz - pos, | |
844 | "Tx Traffic idx: %u\n", priv->tx_traffic_idx); | |
845 | for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) { | |
846 | for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16; | |
847 | entry++, ofs += 16) { | |
848 | pos += scnprintf(buf + pos, bufsz - pos, | |
849 | "0x%.4x ", ofs); | |
850 | hex_dump_to_buffer(ptr + ofs, 16, 16, 2, | |
851 | buf + pos, bufsz - pos, 0); | |
852 | pos += strlen(buf + pos); | |
853 | if (bufsz - pos > 0) | |
854 | buf[pos++] = '\n'; | |
855 | } | |
856 | } | |
857 | } | |
858 | ||
a8bceb39 | 859 | if (priv->rx_traffic && iwl_have_debug_level(IWL_DL_RX)) { |
41f5e047 EG |
860 | ptr = priv->rx_traffic; |
861 | pos += scnprintf(buf + pos, bufsz - pos, | |
862 | "Rx Traffic idx: %u\n", priv->rx_traffic_idx); | |
863 | for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) { | |
864 | for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16; | |
865 | entry++, ofs += 16) { | |
866 | pos += scnprintf(buf + pos, bufsz - pos, | |
867 | "0x%.4x ", ofs); | |
868 | hex_dump_to_buffer(ptr + ofs, 16, 16, 2, | |
869 | buf + pos, bufsz - pos, 0); | |
870 | pos += strlen(buf + pos); | |
871 | if (bufsz - pos > 0) | |
872 | buf[pos++] = '\n'; | |
873 | } | |
874 | } | |
875 | } | |
876 | ||
877 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
878 | kfree(buf); | |
879 | return ret; | |
880 | } | |
881 | ||
882 | static ssize_t iwl_dbgfs_traffic_log_write(struct file *file, | |
883 | const char __user *user_buf, | |
884 | size_t count, loff_t *ppos) | |
885 | { | |
886 | struct iwl_priv *priv = file->private_data; | |
887 | char buf[8]; | |
888 | int buf_size; | |
889 | int traffic_log; | |
890 | ||
891 | memset(buf, 0, sizeof(buf)); | |
892 | buf_size = min(count, sizeof(buf) - 1); | |
893 | if (copy_from_user(buf, user_buf, buf_size)) | |
894 | return -EFAULT; | |
895 | if (sscanf(buf, "%d", &traffic_log) != 1) | |
896 | return -EFAULT; | |
897 | if (traffic_log == 0) | |
898 | iwl_reset_traffic_log(priv); | |
899 | ||
900 | return count; | |
901 | } | |
902 | ||
d6d023a1 WYG |
903 | static const char *fmt_value = " %-30s %10u\n"; |
904 | static const char *fmt_hex = " %-30s 0x%02X\n"; | |
905 | static const char *fmt_table = " %-30s %10u %10u %10u %10u\n"; | |
906 | static const char *fmt_header = | |
907 | "%-32s current cumulative delta max\n"; | |
908 | ||
909 | static int iwl_statistics_flag(struct iwl_priv *priv, char *buf, int bufsz) | |
910 | { | |
911 | int p = 0; | |
912 | u32 flag; | |
913 | ||
4ff70fcd JB |
914 | lockdep_assert_held(&priv->statistics.lock); |
915 | ||
d6d023a1 WYG |
916 | flag = le32_to_cpu(priv->statistics.flag); |
917 | ||
918 | p += scnprintf(buf + p, bufsz - p, "Statistics Flag(0x%X):\n", flag); | |
919 | if (flag & UCODE_STATISTICS_CLEAR_MSK) | |
920 | p += scnprintf(buf + p, bufsz - p, | |
921 | "\tStatistics have been cleared\n"); | |
922 | p += scnprintf(buf + p, bufsz - p, "\tOperational Frequency: %s\n", | |
923 | (flag & UCODE_STATISTICS_FREQUENCY_MSK) | |
924 | ? "2.4 GHz" : "5.2 GHz"); | |
925 | p += scnprintf(buf + p, bufsz - p, "\tTGj Narrow Band: %s\n", | |
926 | (flag & UCODE_STATISTICS_NARROW_BAND_MSK) | |
927 | ? "enabled" : "disabled"); | |
928 | ||
929 | return p; | |
930 | } | |
931 | ||
e8fe59ae WYG |
932 | static ssize_t iwl_dbgfs_ucode_rx_stats_read(struct file *file, |
933 | char __user *user_buf, | |
934 | size_t count, loff_t *ppos) | |
935 | { | |
28f63a4b | 936 | struct iwl_priv *priv = file->private_data; |
d6d023a1 WYG |
937 | int pos = 0; |
938 | char *buf; | |
939 | int bufsz = sizeof(struct statistics_rx_phy) * 40 + | |
940 | sizeof(struct statistics_rx_non_phy) * 40 + | |
941 | sizeof(struct statistics_rx_ht_phy) * 40 + 400; | |
942 | ssize_t ret; | |
943 | struct statistics_rx_phy *ofdm, *accum_ofdm, *delta_ofdm, *max_ofdm; | |
944 | struct statistics_rx_phy *cck, *accum_cck, *delta_cck, *max_cck; | |
945 | struct statistics_rx_non_phy *general, *accum_general; | |
946 | struct statistics_rx_non_phy *delta_general, *max_general; | |
947 | struct statistics_rx_ht_phy *ht, *accum_ht, *delta_ht, *max_ht; | |
948 | ||
83626404 | 949 | if (!iwl_is_alive(priv)) |
d6d023a1 WYG |
950 | return -EAGAIN; |
951 | ||
952 | buf = kzalloc(bufsz, GFP_KERNEL); | |
953 | if (!buf) { | |
954 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
955 | return -ENOMEM; | |
956 | } | |
957 | ||
958 | /* | |
959 | * the statistic information display here is based on | |
960 | * the last statistics notification from uCode | |
961 | * might not reflect the current uCode activity | |
962 | */ | |
4ff70fcd | 963 | spin_lock_bh(&priv->statistics.lock); |
d6d023a1 WYG |
964 | ofdm = &priv->statistics.rx_ofdm; |
965 | cck = &priv->statistics.rx_cck; | |
966 | general = &priv->statistics.rx_non_phy; | |
967 | ht = &priv->statistics.rx_ofdm_ht; | |
968 | accum_ofdm = &priv->accum_stats.rx_ofdm; | |
969 | accum_cck = &priv->accum_stats.rx_cck; | |
970 | accum_general = &priv->accum_stats.rx_non_phy; | |
971 | accum_ht = &priv->accum_stats.rx_ofdm_ht; | |
972 | delta_ofdm = &priv->delta_stats.rx_ofdm; | |
973 | delta_cck = &priv->delta_stats.rx_cck; | |
974 | delta_general = &priv->delta_stats.rx_non_phy; | |
975 | delta_ht = &priv->delta_stats.rx_ofdm_ht; | |
976 | max_ofdm = &priv->max_delta_stats.rx_ofdm; | |
977 | max_cck = &priv->max_delta_stats.rx_cck; | |
978 | max_general = &priv->max_delta_stats.rx_non_phy; | |
979 | max_ht = &priv->max_delta_stats.rx_ofdm_ht; | |
980 | ||
981 | pos += iwl_statistics_flag(priv, buf, bufsz); | |
982 | pos += scnprintf(buf + pos, bufsz - pos, | |
983 | fmt_header, "Statistics_Rx - OFDM:"); | |
984 | pos += scnprintf(buf + pos, bufsz - pos, | |
985 | fmt_table, "ina_cnt:", | |
986 | le32_to_cpu(ofdm->ina_cnt), | |
987 | accum_ofdm->ina_cnt, | |
988 | delta_ofdm->ina_cnt, max_ofdm->ina_cnt); | |
989 | pos += scnprintf(buf + pos, bufsz - pos, | |
990 | fmt_table, "fina_cnt:", | |
991 | le32_to_cpu(ofdm->fina_cnt), accum_ofdm->fina_cnt, | |
992 | delta_ofdm->fina_cnt, max_ofdm->fina_cnt); | |
993 | pos += scnprintf(buf + pos, bufsz - pos, | |
994 | fmt_table, "plcp_err:", | |
995 | le32_to_cpu(ofdm->plcp_err), accum_ofdm->plcp_err, | |
996 | delta_ofdm->plcp_err, max_ofdm->plcp_err); | |
997 | pos += scnprintf(buf + pos, bufsz - pos, | |
998 | fmt_table, "crc32_err:", | |
999 | le32_to_cpu(ofdm->crc32_err), accum_ofdm->crc32_err, | |
1000 | delta_ofdm->crc32_err, max_ofdm->crc32_err); | |
1001 | pos += scnprintf(buf + pos, bufsz - pos, | |
1002 | fmt_table, "overrun_err:", | |
1003 | le32_to_cpu(ofdm->overrun_err), | |
1004 | accum_ofdm->overrun_err, delta_ofdm->overrun_err, | |
1005 | max_ofdm->overrun_err); | |
1006 | pos += scnprintf(buf + pos, bufsz - pos, | |
1007 | fmt_table, "early_overrun_err:", | |
1008 | le32_to_cpu(ofdm->early_overrun_err), | |
1009 | accum_ofdm->early_overrun_err, | |
1010 | delta_ofdm->early_overrun_err, | |
1011 | max_ofdm->early_overrun_err); | |
1012 | pos += scnprintf(buf + pos, bufsz - pos, | |
1013 | fmt_table, "crc32_good:", | |
1014 | le32_to_cpu(ofdm->crc32_good), | |
1015 | accum_ofdm->crc32_good, delta_ofdm->crc32_good, | |
1016 | max_ofdm->crc32_good); | |
1017 | pos += scnprintf(buf + pos, bufsz - pos, | |
1018 | fmt_table, "false_alarm_cnt:", | |
1019 | le32_to_cpu(ofdm->false_alarm_cnt), | |
1020 | accum_ofdm->false_alarm_cnt, | |
1021 | delta_ofdm->false_alarm_cnt, | |
1022 | max_ofdm->false_alarm_cnt); | |
1023 | pos += scnprintf(buf + pos, bufsz - pos, | |
1024 | fmt_table, "fina_sync_err_cnt:", | |
1025 | le32_to_cpu(ofdm->fina_sync_err_cnt), | |
1026 | accum_ofdm->fina_sync_err_cnt, | |
1027 | delta_ofdm->fina_sync_err_cnt, | |
1028 | max_ofdm->fina_sync_err_cnt); | |
1029 | pos += scnprintf(buf + pos, bufsz - pos, | |
1030 | fmt_table, "sfd_timeout:", | |
1031 | le32_to_cpu(ofdm->sfd_timeout), | |
1032 | accum_ofdm->sfd_timeout, delta_ofdm->sfd_timeout, | |
1033 | max_ofdm->sfd_timeout); | |
1034 | pos += scnprintf(buf + pos, bufsz - pos, | |
1035 | fmt_table, "fina_timeout:", | |
1036 | le32_to_cpu(ofdm->fina_timeout), | |
1037 | accum_ofdm->fina_timeout, delta_ofdm->fina_timeout, | |
1038 | max_ofdm->fina_timeout); | |
1039 | pos += scnprintf(buf + pos, bufsz - pos, | |
1040 | fmt_table, "unresponded_rts:", | |
1041 | le32_to_cpu(ofdm->unresponded_rts), | |
1042 | accum_ofdm->unresponded_rts, | |
1043 | delta_ofdm->unresponded_rts, | |
1044 | max_ofdm->unresponded_rts); | |
1045 | pos += scnprintf(buf + pos, bufsz - pos, | |
1046 | fmt_table, "rxe_frame_lmt_ovrun:", | |
1047 | le32_to_cpu(ofdm->rxe_frame_limit_overrun), | |
1048 | accum_ofdm->rxe_frame_limit_overrun, | |
1049 | delta_ofdm->rxe_frame_limit_overrun, | |
1050 | max_ofdm->rxe_frame_limit_overrun); | |
1051 | pos += scnprintf(buf + pos, bufsz - pos, | |
1052 | fmt_table, "sent_ack_cnt:", | |
1053 | le32_to_cpu(ofdm->sent_ack_cnt), | |
1054 | accum_ofdm->sent_ack_cnt, delta_ofdm->sent_ack_cnt, | |
1055 | max_ofdm->sent_ack_cnt); | |
1056 | pos += scnprintf(buf + pos, bufsz - pos, | |
1057 | fmt_table, "sent_cts_cnt:", | |
1058 | le32_to_cpu(ofdm->sent_cts_cnt), | |
1059 | accum_ofdm->sent_cts_cnt, delta_ofdm->sent_cts_cnt, | |
1060 | max_ofdm->sent_cts_cnt); | |
1061 | pos += scnprintf(buf + pos, bufsz - pos, | |
1062 | fmt_table, "sent_ba_rsp_cnt:", | |
1063 | le32_to_cpu(ofdm->sent_ba_rsp_cnt), | |
1064 | accum_ofdm->sent_ba_rsp_cnt, | |
1065 | delta_ofdm->sent_ba_rsp_cnt, | |
1066 | max_ofdm->sent_ba_rsp_cnt); | |
1067 | pos += scnprintf(buf + pos, bufsz - pos, | |
1068 | fmt_table, "dsp_self_kill:", | |
1069 | le32_to_cpu(ofdm->dsp_self_kill), | |
1070 | accum_ofdm->dsp_self_kill, | |
1071 | delta_ofdm->dsp_self_kill, | |
1072 | max_ofdm->dsp_self_kill); | |
1073 | pos += scnprintf(buf + pos, bufsz - pos, | |
1074 | fmt_table, "mh_format_err:", | |
1075 | le32_to_cpu(ofdm->mh_format_err), | |
1076 | accum_ofdm->mh_format_err, | |
1077 | delta_ofdm->mh_format_err, | |
1078 | max_ofdm->mh_format_err); | |
1079 | pos += scnprintf(buf + pos, bufsz - pos, | |
1080 | fmt_table, "re_acq_main_rssi_sum:", | |
1081 | le32_to_cpu(ofdm->re_acq_main_rssi_sum), | |
1082 | accum_ofdm->re_acq_main_rssi_sum, | |
1083 | delta_ofdm->re_acq_main_rssi_sum, | |
1084 | max_ofdm->re_acq_main_rssi_sum); | |
1085 | ||
1086 | pos += scnprintf(buf + pos, bufsz - pos, | |
1087 | fmt_header, "Statistics_Rx - CCK:"); | |
1088 | pos += scnprintf(buf + pos, bufsz - pos, | |
1089 | fmt_table, "ina_cnt:", | |
1090 | le32_to_cpu(cck->ina_cnt), accum_cck->ina_cnt, | |
1091 | delta_cck->ina_cnt, max_cck->ina_cnt); | |
1092 | pos += scnprintf(buf + pos, bufsz - pos, | |
1093 | fmt_table, "fina_cnt:", | |
1094 | le32_to_cpu(cck->fina_cnt), accum_cck->fina_cnt, | |
1095 | delta_cck->fina_cnt, max_cck->fina_cnt); | |
1096 | pos += scnprintf(buf + pos, bufsz - pos, | |
1097 | fmt_table, "plcp_err:", | |
1098 | le32_to_cpu(cck->plcp_err), accum_cck->plcp_err, | |
1099 | delta_cck->plcp_err, max_cck->plcp_err); | |
1100 | pos += scnprintf(buf + pos, bufsz - pos, | |
1101 | fmt_table, "crc32_err:", | |
1102 | le32_to_cpu(cck->crc32_err), accum_cck->crc32_err, | |
1103 | delta_cck->crc32_err, max_cck->crc32_err); | |
1104 | pos += scnprintf(buf + pos, bufsz - pos, | |
1105 | fmt_table, "overrun_err:", | |
1106 | le32_to_cpu(cck->overrun_err), | |
1107 | accum_cck->overrun_err, delta_cck->overrun_err, | |
1108 | max_cck->overrun_err); | |
1109 | pos += scnprintf(buf + pos, bufsz - pos, | |
1110 | fmt_table, "early_overrun_err:", | |
1111 | le32_to_cpu(cck->early_overrun_err), | |
1112 | accum_cck->early_overrun_err, | |
1113 | delta_cck->early_overrun_err, | |
1114 | max_cck->early_overrun_err); | |
1115 | pos += scnprintf(buf + pos, bufsz - pos, | |
1116 | fmt_table, "crc32_good:", | |
1117 | le32_to_cpu(cck->crc32_good), accum_cck->crc32_good, | |
1118 | delta_cck->crc32_good, max_cck->crc32_good); | |
1119 | pos += scnprintf(buf + pos, bufsz - pos, | |
1120 | fmt_table, "false_alarm_cnt:", | |
1121 | le32_to_cpu(cck->false_alarm_cnt), | |
1122 | accum_cck->false_alarm_cnt, | |
1123 | delta_cck->false_alarm_cnt, max_cck->false_alarm_cnt); | |
1124 | pos += scnprintf(buf + pos, bufsz - pos, | |
1125 | fmt_table, "fina_sync_err_cnt:", | |
1126 | le32_to_cpu(cck->fina_sync_err_cnt), | |
1127 | accum_cck->fina_sync_err_cnt, | |
1128 | delta_cck->fina_sync_err_cnt, | |
1129 | max_cck->fina_sync_err_cnt); | |
1130 | pos += scnprintf(buf + pos, bufsz - pos, | |
1131 | fmt_table, "sfd_timeout:", | |
1132 | le32_to_cpu(cck->sfd_timeout), | |
1133 | accum_cck->sfd_timeout, delta_cck->sfd_timeout, | |
1134 | max_cck->sfd_timeout); | |
1135 | pos += scnprintf(buf + pos, bufsz - pos, | |
1136 | fmt_table, "fina_timeout:", | |
1137 | le32_to_cpu(cck->fina_timeout), | |
1138 | accum_cck->fina_timeout, delta_cck->fina_timeout, | |
1139 | max_cck->fina_timeout); | |
1140 | pos += scnprintf(buf + pos, bufsz - pos, | |
1141 | fmt_table, "unresponded_rts:", | |
1142 | le32_to_cpu(cck->unresponded_rts), | |
1143 | accum_cck->unresponded_rts, delta_cck->unresponded_rts, | |
1144 | max_cck->unresponded_rts); | |
1145 | pos += scnprintf(buf + pos, bufsz - pos, | |
1146 | fmt_table, "rxe_frame_lmt_ovrun:", | |
1147 | le32_to_cpu(cck->rxe_frame_limit_overrun), | |
1148 | accum_cck->rxe_frame_limit_overrun, | |
1149 | delta_cck->rxe_frame_limit_overrun, | |
1150 | max_cck->rxe_frame_limit_overrun); | |
1151 | pos += scnprintf(buf + pos, bufsz - pos, | |
1152 | fmt_table, "sent_ack_cnt:", | |
1153 | le32_to_cpu(cck->sent_ack_cnt), | |
1154 | accum_cck->sent_ack_cnt, delta_cck->sent_ack_cnt, | |
1155 | max_cck->sent_ack_cnt); | |
1156 | pos += scnprintf(buf + pos, bufsz - pos, | |
1157 | fmt_table, "sent_cts_cnt:", | |
1158 | le32_to_cpu(cck->sent_cts_cnt), | |
1159 | accum_cck->sent_cts_cnt, delta_cck->sent_cts_cnt, | |
1160 | max_cck->sent_cts_cnt); | |
1161 | pos += scnprintf(buf + pos, bufsz - pos, | |
1162 | fmt_table, "sent_ba_rsp_cnt:", | |
1163 | le32_to_cpu(cck->sent_ba_rsp_cnt), | |
1164 | accum_cck->sent_ba_rsp_cnt, | |
1165 | delta_cck->sent_ba_rsp_cnt, | |
1166 | max_cck->sent_ba_rsp_cnt); | |
1167 | pos += scnprintf(buf + pos, bufsz - pos, | |
1168 | fmt_table, "dsp_self_kill:", | |
1169 | le32_to_cpu(cck->dsp_self_kill), | |
1170 | accum_cck->dsp_self_kill, delta_cck->dsp_self_kill, | |
1171 | max_cck->dsp_self_kill); | |
1172 | pos += scnprintf(buf + pos, bufsz - pos, | |
1173 | fmt_table, "mh_format_err:", | |
1174 | le32_to_cpu(cck->mh_format_err), | |
1175 | accum_cck->mh_format_err, delta_cck->mh_format_err, | |
1176 | max_cck->mh_format_err); | |
1177 | pos += scnprintf(buf + pos, bufsz - pos, | |
1178 | fmt_table, "re_acq_main_rssi_sum:", | |
1179 | le32_to_cpu(cck->re_acq_main_rssi_sum), | |
1180 | accum_cck->re_acq_main_rssi_sum, | |
1181 | delta_cck->re_acq_main_rssi_sum, | |
1182 | max_cck->re_acq_main_rssi_sum); | |
1183 | ||
1184 | pos += scnprintf(buf + pos, bufsz - pos, | |
1185 | fmt_header, "Statistics_Rx - GENERAL:"); | |
1186 | pos += scnprintf(buf + pos, bufsz - pos, | |
1187 | fmt_table, "bogus_cts:", | |
1188 | le32_to_cpu(general->bogus_cts), | |
1189 | accum_general->bogus_cts, delta_general->bogus_cts, | |
1190 | max_general->bogus_cts); | |
1191 | pos += scnprintf(buf + pos, bufsz - pos, | |
1192 | fmt_table, "bogus_ack:", | |
1193 | le32_to_cpu(general->bogus_ack), | |
1194 | accum_general->bogus_ack, delta_general->bogus_ack, | |
1195 | max_general->bogus_ack); | |
1196 | pos += scnprintf(buf + pos, bufsz - pos, | |
1197 | fmt_table, "non_bssid_frames:", | |
1198 | le32_to_cpu(general->non_bssid_frames), | |
1199 | accum_general->non_bssid_frames, | |
1200 | delta_general->non_bssid_frames, | |
1201 | max_general->non_bssid_frames); | |
1202 | pos += scnprintf(buf + pos, bufsz - pos, | |
1203 | fmt_table, "filtered_frames:", | |
1204 | le32_to_cpu(general->filtered_frames), | |
1205 | accum_general->filtered_frames, | |
1206 | delta_general->filtered_frames, | |
1207 | max_general->filtered_frames); | |
1208 | pos += scnprintf(buf + pos, bufsz - pos, | |
1209 | fmt_table, "non_channel_beacons:", | |
1210 | le32_to_cpu(general->non_channel_beacons), | |
1211 | accum_general->non_channel_beacons, | |
1212 | delta_general->non_channel_beacons, | |
1213 | max_general->non_channel_beacons); | |
1214 | pos += scnprintf(buf + pos, bufsz - pos, | |
1215 | fmt_table, "channel_beacons:", | |
1216 | le32_to_cpu(general->channel_beacons), | |
1217 | accum_general->channel_beacons, | |
1218 | delta_general->channel_beacons, | |
1219 | max_general->channel_beacons); | |
1220 | pos += scnprintf(buf + pos, bufsz - pos, | |
1221 | fmt_table, "num_missed_bcon:", | |
1222 | le32_to_cpu(general->num_missed_bcon), | |
1223 | accum_general->num_missed_bcon, | |
1224 | delta_general->num_missed_bcon, | |
1225 | max_general->num_missed_bcon); | |
1226 | pos += scnprintf(buf + pos, bufsz - pos, | |
1227 | fmt_table, "adc_rx_saturation_time:", | |
1228 | le32_to_cpu(general->adc_rx_saturation_time), | |
1229 | accum_general->adc_rx_saturation_time, | |
1230 | delta_general->adc_rx_saturation_time, | |
1231 | max_general->adc_rx_saturation_time); | |
1232 | pos += scnprintf(buf + pos, bufsz - pos, | |
1233 | fmt_table, "ina_detect_search_tm:", | |
1234 | le32_to_cpu(general->ina_detection_search_time), | |
1235 | accum_general->ina_detection_search_time, | |
1236 | delta_general->ina_detection_search_time, | |
1237 | max_general->ina_detection_search_time); | |
1238 | pos += scnprintf(buf + pos, bufsz - pos, | |
1239 | fmt_table, "beacon_silence_rssi_a:", | |
1240 | le32_to_cpu(general->beacon_silence_rssi_a), | |
1241 | accum_general->beacon_silence_rssi_a, | |
1242 | delta_general->beacon_silence_rssi_a, | |
1243 | max_general->beacon_silence_rssi_a); | |
1244 | pos += scnprintf(buf + pos, bufsz - pos, | |
1245 | fmt_table, "beacon_silence_rssi_b:", | |
1246 | le32_to_cpu(general->beacon_silence_rssi_b), | |
1247 | accum_general->beacon_silence_rssi_b, | |
1248 | delta_general->beacon_silence_rssi_b, | |
1249 | max_general->beacon_silence_rssi_b); | |
1250 | pos += scnprintf(buf + pos, bufsz - pos, | |
1251 | fmt_table, "beacon_silence_rssi_c:", | |
1252 | le32_to_cpu(general->beacon_silence_rssi_c), | |
1253 | accum_general->beacon_silence_rssi_c, | |
1254 | delta_general->beacon_silence_rssi_c, | |
1255 | max_general->beacon_silence_rssi_c); | |
1256 | pos += scnprintf(buf + pos, bufsz - pos, | |
1257 | fmt_table, "interference_data_flag:", | |
1258 | le32_to_cpu(general->interference_data_flag), | |
1259 | accum_general->interference_data_flag, | |
1260 | delta_general->interference_data_flag, | |
1261 | max_general->interference_data_flag); | |
1262 | pos += scnprintf(buf + pos, bufsz - pos, | |
1263 | fmt_table, "channel_load:", | |
1264 | le32_to_cpu(general->channel_load), | |
1265 | accum_general->channel_load, | |
1266 | delta_general->channel_load, | |
1267 | max_general->channel_load); | |
1268 | pos += scnprintf(buf + pos, bufsz - pos, | |
1269 | fmt_table, "dsp_false_alarms:", | |
1270 | le32_to_cpu(general->dsp_false_alarms), | |
1271 | accum_general->dsp_false_alarms, | |
1272 | delta_general->dsp_false_alarms, | |
1273 | max_general->dsp_false_alarms); | |
1274 | pos += scnprintf(buf + pos, bufsz - pos, | |
1275 | fmt_table, "beacon_rssi_a:", | |
1276 | le32_to_cpu(general->beacon_rssi_a), | |
1277 | accum_general->beacon_rssi_a, | |
1278 | delta_general->beacon_rssi_a, | |
1279 | max_general->beacon_rssi_a); | |
1280 | pos += scnprintf(buf + pos, bufsz - pos, | |
1281 | fmt_table, "beacon_rssi_b:", | |
1282 | le32_to_cpu(general->beacon_rssi_b), | |
1283 | accum_general->beacon_rssi_b, | |
1284 | delta_general->beacon_rssi_b, | |
1285 | max_general->beacon_rssi_b); | |
1286 | pos += scnprintf(buf + pos, bufsz - pos, | |
1287 | fmt_table, "beacon_rssi_c:", | |
1288 | le32_to_cpu(general->beacon_rssi_c), | |
1289 | accum_general->beacon_rssi_c, | |
1290 | delta_general->beacon_rssi_c, | |
1291 | max_general->beacon_rssi_c); | |
1292 | pos += scnprintf(buf + pos, bufsz - pos, | |
1293 | fmt_table, "beacon_energy_a:", | |
1294 | le32_to_cpu(general->beacon_energy_a), | |
1295 | accum_general->beacon_energy_a, | |
1296 | delta_general->beacon_energy_a, | |
1297 | max_general->beacon_energy_a); | |
1298 | pos += scnprintf(buf + pos, bufsz - pos, | |
1299 | fmt_table, "beacon_energy_b:", | |
1300 | le32_to_cpu(general->beacon_energy_b), | |
1301 | accum_general->beacon_energy_b, | |
1302 | delta_general->beacon_energy_b, | |
1303 | max_general->beacon_energy_b); | |
1304 | pos += scnprintf(buf + pos, bufsz - pos, | |
1305 | fmt_table, "beacon_energy_c:", | |
1306 | le32_to_cpu(general->beacon_energy_c), | |
1307 | accum_general->beacon_energy_c, | |
1308 | delta_general->beacon_energy_c, | |
1309 | max_general->beacon_energy_c); | |
1310 | ||
1311 | pos += scnprintf(buf + pos, bufsz - pos, | |
1312 | fmt_header, "Statistics_Rx - OFDM_HT:"); | |
1313 | pos += scnprintf(buf + pos, bufsz - pos, | |
1314 | fmt_table, "plcp_err:", | |
1315 | le32_to_cpu(ht->plcp_err), accum_ht->plcp_err, | |
1316 | delta_ht->plcp_err, max_ht->plcp_err); | |
1317 | pos += scnprintf(buf + pos, bufsz - pos, | |
1318 | fmt_table, "overrun_err:", | |
1319 | le32_to_cpu(ht->overrun_err), accum_ht->overrun_err, | |
1320 | delta_ht->overrun_err, max_ht->overrun_err); | |
1321 | pos += scnprintf(buf + pos, bufsz - pos, | |
1322 | fmt_table, "early_overrun_err:", | |
1323 | le32_to_cpu(ht->early_overrun_err), | |
1324 | accum_ht->early_overrun_err, | |
1325 | delta_ht->early_overrun_err, | |
1326 | max_ht->early_overrun_err); | |
1327 | pos += scnprintf(buf + pos, bufsz - pos, | |
1328 | fmt_table, "crc32_good:", | |
1329 | le32_to_cpu(ht->crc32_good), accum_ht->crc32_good, | |
1330 | delta_ht->crc32_good, max_ht->crc32_good); | |
1331 | pos += scnprintf(buf + pos, bufsz - pos, | |
1332 | fmt_table, "crc32_err:", | |
1333 | le32_to_cpu(ht->crc32_err), accum_ht->crc32_err, | |
1334 | delta_ht->crc32_err, max_ht->crc32_err); | |
1335 | pos += scnprintf(buf + pos, bufsz - pos, | |
1336 | fmt_table, "mh_format_err:", | |
1337 | le32_to_cpu(ht->mh_format_err), | |
1338 | accum_ht->mh_format_err, | |
1339 | delta_ht->mh_format_err, max_ht->mh_format_err); | |
1340 | pos += scnprintf(buf + pos, bufsz - pos, | |
1341 | fmt_table, "agg_crc32_good:", | |
1342 | le32_to_cpu(ht->agg_crc32_good), | |
1343 | accum_ht->agg_crc32_good, | |
1344 | delta_ht->agg_crc32_good, max_ht->agg_crc32_good); | |
1345 | pos += scnprintf(buf + pos, bufsz - pos, | |
1346 | fmt_table, "agg_mpdu_cnt:", | |
1347 | le32_to_cpu(ht->agg_mpdu_cnt), | |
1348 | accum_ht->agg_mpdu_cnt, | |
1349 | delta_ht->agg_mpdu_cnt, max_ht->agg_mpdu_cnt); | |
1350 | pos += scnprintf(buf + pos, bufsz - pos, | |
1351 | fmt_table, "agg_cnt:", | |
1352 | le32_to_cpu(ht->agg_cnt), accum_ht->agg_cnt, | |
1353 | delta_ht->agg_cnt, max_ht->agg_cnt); | |
1354 | pos += scnprintf(buf + pos, bufsz - pos, | |
1355 | fmt_table, "unsupport_mcs:", | |
1356 | le32_to_cpu(ht->unsupport_mcs), | |
1357 | accum_ht->unsupport_mcs, | |
1358 | delta_ht->unsupport_mcs, max_ht->unsupport_mcs); | |
1359 | ||
4ff70fcd JB |
1360 | spin_unlock_bh(&priv->statistics.lock); |
1361 | ||
d6d023a1 WYG |
1362 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
1363 | kfree(buf); | |
1364 | return ret; | |
e8fe59ae WYG |
1365 | } |
1366 | ||
1367 | static ssize_t iwl_dbgfs_ucode_tx_stats_read(struct file *file, | |
1368 | char __user *user_buf, | |
1369 | size_t count, loff_t *ppos) | |
1370 | { | |
28f63a4b | 1371 | struct iwl_priv *priv = file->private_data; |
d6d023a1 WYG |
1372 | int pos = 0; |
1373 | char *buf; | |
1374 | int bufsz = (sizeof(struct statistics_tx) * 48) + 250; | |
1375 | ssize_t ret; | |
1376 | struct statistics_tx *tx, *accum_tx, *delta_tx, *max_tx; | |
1377 | ||
83626404 | 1378 | if (!iwl_is_alive(priv)) |
d6d023a1 WYG |
1379 | return -EAGAIN; |
1380 | ||
1381 | buf = kzalloc(bufsz, GFP_KERNEL); | |
1382 | if (!buf) { | |
1383 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
1384 | return -ENOMEM; | |
1385 | } | |
1386 | ||
1387 | /* the statistic information display here is based on | |
1388 | * the last statistics notification from uCode | |
1389 | * might not reflect the current uCode activity | |
1390 | */ | |
4ff70fcd JB |
1391 | spin_lock_bh(&priv->statistics.lock); |
1392 | ||
d6d023a1 WYG |
1393 | tx = &priv->statistics.tx; |
1394 | accum_tx = &priv->accum_stats.tx; | |
1395 | delta_tx = &priv->delta_stats.tx; | |
1396 | max_tx = &priv->max_delta_stats.tx; | |
1397 | ||
1398 | pos += iwl_statistics_flag(priv, buf, bufsz); | |
1399 | pos += scnprintf(buf + pos, bufsz - pos, | |
1400 | fmt_header, "Statistics_Tx:"); | |
1401 | pos += scnprintf(buf + pos, bufsz - pos, | |
1402 | fmt_table, "preamble:", | |
1403 | le32_to_cpu(tx->preamble_cnt), | |
1404 | accum_tx->preamble_cnt, | |
1405 | delta_tx->preamble_cnt, max_tx->preamble_cnt); | |
1406 | pos += scnprintf(buf + pos, bufsz - pos, | |
1407 | fmt_table, "rx_detected_cnt:", | |
1408 | le32_to_cpu(tx->rx_detected_cnt), | |
1409 | accum_tx->rx_detected_cnt, | |
1410 | delta_tx->rx_detected_cnt, max_tx->rx_detected_cnt); | |
1411 | pos += scnprintf(buf + pos, bufsz - pos, | |
1412 | fmt_table, "bt_prio_defer_cnt:", | |
1413 | le32_to_cpu(tx->bt_prio_defer_cnt), | |
1414 | accum_tx->bt_prio_defer_cnt, | |
1415 | delta_tx->bt_prio_defer_cnt, | |
1416 | max_tx->bt_prio_defer_cnt); | |
1417 | pos += scnprintf(buf + pos, bufsz - pos, | |
1418 | fmt_table, "bt_prio_kill_cnt:", | |
1419 | le32_to_cpu(tx->bt_prio_kill_cnt), | |
1420 | accum_tx->bt_prio_kill_cnt, | |
1421 | delta_tx->bt_prio_kill_cnt, | |
1422 | max_tx->bt_prio_kill_cnt); | |
1423 | pos += scnprintf(buf + pos, bufsz - pos, | |
1424 | fmt_table, "few_bytes_cnt:", | |
1425 | le32_to_cpu(tx->few_bytes_cnt), | |
1426 | accum_tx->few_bytes_cnt, | |
1427 | delta_tx->few_bytes_cnt, max_tx->few_bytes_cnt); | |
1428 | pos += scnprintf(buf + pos, bufsz - pos, | |
1429 | fmt_table, "cts_timeout:", | |
1430 | le32_to_cpu(tx->cts_timeout), accum_tx->cts_timeout, | |
1431 | delta_tx->cts_timeout, max_tx->cts_timeout); | |
1432 | pos += scnprintf(buf + pos, bufsz - pos, | |
1433 | fmt_table, "ack_timeout:", | |
1434 | le32_to_cpu(tx->ack_timeout), | |
1435 | accum_tx->ack_timeout, | |
1436 | delta_tx->ack_timeout, max_tx->ack_timeout); | |
1437 | pos += scnprintf(buf + pos, bufsz - pos, | |
1438 | fmt_table, "expected_ack_cnt:", | |
1439 | le32_to_cpu(tx->expected_ack_cnt), | |
1440 | accum_tx->expected_ack_cnt, | |
1441 | delta_tx->expected_ack_cnt, | |
1442 | max_tx->expected_ack_cnt); | |
1443 | pos += scnprintf(buf + pos, bufsz - pos, | |
1444 | fmt_table, "actual_ack_cnt:", | |
1445 | le32_to_cpu(tx->actual_ack_cnt), | |
1446 | accum_tx->actual_ack_cnt, | |
1447 | delta_tx->actual_ack_cnt, | |
1448 | max_tx->actual_ack_cnt); | |
1449 | pos += scnprintf(buf + pos, bufsz - pos, | |
1450 | fmt_table, "dump_msdu_cnt:", | |
1451 | le32_to_cpu(tx->dump_msdu_cnt), | |
1452 | accum_tx->dump_msdu_cnt, | |
1453 | delta_tx->dump_msdu_cnt, | |
1454 | max_tx->dump_msdu_cnt); | |
1455 | pos += scnprintf(buf + pos, bufsz - pos, | |
1456 | fmt_table, "abort_nxt_frame_mismatch:", | |
1457 | le32_to_cpu(tx->burst_abort_next_frame_mismatch_cnt), | |
1458 | accum_tx->burst_abort_next_frame_mismatch_cnt, | |
1459 | delta_tx->burst_abort_next_frame_mismatch_cnt, | |
1460 | max_tx->burst_abort_next_frame_mismatch_cnt); | |
1461 | pos += scnprintf(buf + pos, bufsz - pos, | |
1462 | fmt_table, "abort_missing_nxt_frame:", | |
1463 | le32_to_cpu(tx->burst_abort_missing_next_frame_cnt), | |
1464 | accum_tx->burst_abort_missing_next_frame_cnt, | |
1465 | delta_tx->burst_abort_missing_next_frame_cnt, | |
1466 | max_tx->burst_abort_missing_next_frame_cnt); | |
1467 | pos += scnprintf(buf + pos, bufsz - pos, | |
1468 | fmt_table, "cts_timeout_collision:", | |
1469 | le32_to_cpu(tx->cts_timeout_collision), | |
1470 | accum_tx->cts_timeout_collision, | |
1471 | delta_tx->cts_timeout_collision, | |
1472 | max_tx->cts_timeout_collision); | |
1473 | pos += scnprintf(buf + pos, bufsz - pos, | |
1474 | fmt_table, "ack_ba_timeout_collision:", | |
1475 | le32_to_cpu(tx->ack_or_ba_timeout_collision), | |
1476 | accum_tx->ack_or_ba_timeout_collision, | |
1477 | delta_tx->ack_or_ba_timeout_collision, | |
1478 | max_tx->ack_or_ba_timeout_collision); | |
1479 | pos += scnprintf(buf + pos, bufsz - pos, | |
1480 | fmt_table, "agg ba_timeout:", | |
1481 | le32_to_cpu(tx->agg.ba_timeout), | |
1482 | accum_tx->agg.ba_timeout, | |
1483 | delta_tx->agg.ba_timeout, | |
1484 | max_tx->agg.ba_timeout); | |
1485 | pos += scnprintf(buf + pos, bufsz - pos, | |
1486 | fmt_table, "agg ba_resched_frames:", | |
1487 | le32_to_cpu(tx->agg.ba_reschedule_frames), | |
1488 | accum_tx->agg.ba_reschedule_frames, | |
1489 | delta_tx->agg.ba_reschedule_frames, | |
1490 | max_tx->agg.ba_reschedule_frames); | |
1491 | pos += scnprintf(buf + pos, bufsz - pos, | |
1492 | fmt_table, "agg scd_query_agg_frame:", | |
1493 | le32_to_cpu(tx->agg.scd_query_agg_frame_cnt), | |
1494 | accum_tx->agg.scd_query_agg_frame_cnt, | |
1495 | delta_tx->agg.scd_query_agg_frame_cnt, | |
1496 | max_tx->agg.scd_query_agg_frame_cnt); | |
1497 | pos += scnprintf(buf + pos, bufsz - pos, | |
1498 | fmt_table, "agg scd_query_no_agg:", | |
1499 | le32_to_cpu(tx->agg.scd_query_no_agg), | |
1500 | accum_tx->agg.scd_query_no_agg, | |
1501 | delta_tx->agg.scd_query_no_agg, | |
1502 | max_tx->agg.scd_query_no_agg); | |
1503 | pos += scnprintf(buf + pos, bufsz - pos, | |
1504 | fmt_table, "agg scd_query_agg:", | |
1505 | le32_to_cpu(tx->agg.scd_query_agg), | |
1506 | accum_tx->agg.scd_query_agg, | |
1507 | delta_tx->agg.scd_query_agg, | |
1508 | max_tx->agg.scd_query_agg); | |
1509 | pos += scnprintf(buf + pos, bufsz - pos, | |
1510 | fmt_table, "agg scd_query_mismatch:", | |
1511 | le32_to_cpu(tx->agg.scd_query_mismatch), | |
1512 | accum_tx->agg.scd_query_mismatch, | |
1513 | delta_tx->agg.scd_query_mismatch, | |
1514 | max_tx->agg.scd_query_mismatch); | |
1515 | pos += scnprintf(buf + pos, bufsz - pos, | |
1516 | fmt_table, "agg frame_not_ready:", | |
1517 | le32_to_cpu(tx->agg.frame_not_ready), | |
1518 | accum_tx->agg.frame_not_ready, | |
1519 | delta_tx->agg.frame_not_ready, | |
1520 | max_tx->agg.frame_not_ready); | |
1521 | pos += scnprintf(buf + pos, bufsz - pos, | |
1522 | fmt_table, "agg underrun:", | |
1523 | le32_to_cpu(tx->agg.underrun), | |
1524 | accum_tx->agg.underrun, | |
1525 | delta_tx->agg.underrun, max_tx->agg.underrun); | |
1526 | pos += scnprintf(buf + pos, bufsz - pos, | |
1527 | fmt_table, "agg bt_prio_kill:", | |
1528 | le32_to_cpu(tx->agg.bt_prio_kill), | |
1529 | accum_tx->agg.bt_prio_kill, | |
1530 | delta_tx->agg.bt_prio_kill, | |
1531 | max_tx->agg.bt_prio_kill); | |
1532 | pos += scnprintf(buf + pos, bufsz - pos, | |
1533 | fmt_table, "agg rx_ba_rsp_cnt:", | |
1534 | le32_to_cpu(tx->agg.rx_ba_rsp_cnt), | |
1535 | accum_tx->agg.rx_ba_rsp_cnt, | |
1536 | delta_tx->agg.rx_ba_rsp_cnt, | |
1537 | max_tx->agg.rx_ba_rsp_cnt); | |
1538 | ||
1539 | if (tx->tx_power.ant_a || tx->tx_power.ant_b || tx->tx_power.ant_c) { | |
1540 | pos += scnprintf(buf + pos, bufsz - pos, | |
1541 | "tx power: (1/2 dB step)\n"); | |
9e295116 | 1542 | if ((priv->hw_params.valid_tx_ant & ANT_A) && |
7e79a393 | 1543 | tx->tx_power.ant_a) |
d6d023a1 WYG |
1544 | pos += scnprintf(buf + pos, bufsz - pos, |
1545 | fmt_hex, "antenna A:", | |
1546 | tx->tx_power.ant_a); | |
9e295116 | 1547 | if ((priv->hw_params.valid_tx_ant & ANT_B) && |
7e79a393 | 1548 | tx->tx_power.ant_b) |
d6d023a1 WYG |
1549 | pos += scnprintf(buf + pos, bufsz - pos, |
1550 | fmt_hex, "antenna B:", | |
1551 | tx->tx_power.ant_b); | |
9e295116 | 1552 | if ((priv->hw_params.valid_tx_ant & ANT_C) && |
7e79a393 | 1553 | tx->tx_power.ant_c) |
d6d023a1 WYG |
1554 | pos += scnprintf(buf + pos, bufsz - pos, |
1555 | fmt_hex, "antenna C:", | |
1556 | tx->tx_power.ant_c); | |
1557 | } | |
4ff70fcd JB |
1558 | |
1559 | spin_unlock_bh(&priv->statistics.lock); | |
1560 | ||
d6d023a1 WYG |
1561 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
1562 | kfree(buf); | |
1563 | return ret; | |
e8fe59ae WYG |
1564 | } |
1565 | ||
1566 | static ssize_t iwl_dbgfs_ucode_general_stats_read(struct file *file, | |
1567 | char __user *user_buf, | |
1568 | size_t count, loff_t *ppos) | |
1569 | { | |
28f63a4b | 1570 | struct iwl_priv *priv = file->private_data; |
d6d023a1 WYG |
1571 | int pos = 0; |
1572 | char *buf; | |
1573 | int bufsz = sizeof(struct statistics_general) * 10 + 300; | |
1574 | ssize_t ret; | |
1575 | struct statistics_general_common *general, *accum_general; | |
1576 | struct statistics_general_common *delta_general, *max_general; | |
1577 | struct statistics_dbg *dbg, *accum_dbg, *delta_dbg, *max_dbg; | |
1578 | struct statistics_div *div, *accum_div, *delta_div, *max_div; | |
1579 | ||
83626404 | 1580 | if (!iwl_is_alive(priv)) |
d6d023a1 WYG |
1581 | return -EAGAIN; |
1582 | ||
1583 | buf = kzalloc(bufsz, GFP_KERNEL); | |
1584 | if (!buf) { | |
1585 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
1586 | return -ENOMEM; | |
1587 | } | |
1588 | ||
1589 | /* the statistic information display here is based on | |
1590 | * the last statistics notification from uCode | |
1591 | * might not reflect the current uCode activity | |
1592 | */ | |
4ff70fcd JB |
1593 | |
1594 | spin_lock_bh(&priv->statistics.lock); | |
1595 | ||
d6d023a1 WYG |
1596 | general = &priv->statistics.common; |
1597 | dbg = &priv->statistics.common.dbg; | |
1598 | div = &priv->statistics.common.div; | |
1599 | accum_general = &priv->accum_stats.common; | |
1600 | accum_dbg = &priv->accum_stats.common.dbg; | |
1601 | accum_div = &priv->accum_stats.common.div; | |
1602 | delta_general = &priv->delta_stats.common; | |
1603 | max_general = &priv->max_delta_stats.common; | |
1604 | delta_dbg = &priv->delta_stats.common.dbg; | |
1605 | max_dbg = &priv->max_delta_stats.common.dbg; | |
1606 | delta_div = &priv->delta_stats.common.div; | |
1607 | max_div = &priv->max_delta_stats.common.div; | |
1608 | ||
1609 | pos += iwl_statistics_flag(priv, buf, bufsz); | |
1610 | pos += scnprintf(buf + pos, bufsz - pos, | |
1611 | fmt_header, "Statistics_General:"); | |
1612 | pos += scnprintf(buf + pos, bufsz - pos, | |
1613 | fmt_value, "temperature:", | |
1614 | le32_to_cpu(general->temperature)); | |
1615 | pos += scnprintf(buf + pos, bufsz - pos, | |
1616 | fmt_value, "temperature_m:", | |
1617 | le32_to_cpu(general->temperature_m)); | |
1618 | pos += scnprintf(buf + pos, bufsz - pos, | |
1619 | fmt_value, "ttl_timestamp:", | |
1620 | le32_to_cpu(general->ttl_timestamp)); | |
1621 | pos += scnprintf(buf + pos, bufsz - pos, | |
1622 | fmt_table, "burst_check:", | |
1623 | le32_to_cpu(dbg->burst_check), | |
1624 | accum_dbg->burst_check, | |
1625 | delta_dbg->burst_check, max_dbg->burst_check); | |
1626 | pos += scnprintf(buf + pos, bufsz - pos, | |
1627 | fmt_table, "burst_count:", | |
1628 | le32_to_cpu(dbg->burst_count), | |
1629 | accum_dbg->burst_count, | |
1630 | delta_dbg->burst_count, max_dbg->burst_count); | |
1631 | pos += scnprintf(buf + pos, bufsz - pos, | |
1632 | fmt_table, "wait_for_silence_timeout_count:", | |
1633 | le32_to_cpu(dbg->wait_for_silence_timeout_cnt), | |
1634 | accum_dbg->wait_for_silence_timeout_cnt, | |
1635 | delta_dbg->wait_for_silence_timeout_cnt, | |
1636 | max_dbg->wait_for_silence_timeout_cnt); | |
1637 | pos += scnprintf(buf + pos, bufsz - pos, | |
1638 | fmt_table, "sleep_time:", | |
1639 | le32_to_cpu(general->sleep_time), | |
1640 | accum_general->sleep_time, | |
1641 | delta_general->sleep_time, max_general->sleep_time); | |
1642 | pos += scnprintf(buf + pos, bufsz - pos, | |
1643 | fmt_table, "slots_out:", | |
1644 | le32_to_cpu(general->slots_out), | |
1645 | accum_general->slots_out, | |
1646 | delta_general->slots_out, max_general->slots_out); | |
1647 | pos += scnprintf(buf + pos, bufsz - pos, | |
1648 | fmt_table, "slots_idle:", | |
1649 | le32_to_cpu(general->slots_idle), | |
1650 | accum_general->slots_idle, | |
1651 | delta_general->slots_idle, max_general->slots_idle); | |
1652 | pos += scnprintf(buf + pos, bufsz - pos, | |
1653 | fmt_table, "tx_on_a:", | |
1654 | le32_to_cpu(div->tx_on_a), accum_div->tx_on_a, | |
1655 | delta_div->tx_on_a, max_div->tx_on_a); | |
1656 | pos += scnprintf(buf + pos, bufsz - pos, | |
1657 | fmt_table, "tx_on_b:", | |
1658 | le32_to_cpu(div->tx_on_b), accum_div->tx_on_b, | |
1659 | delta_div->tx_on_b, max_div->tx_on_b); | |
1660 | pos += scnprintf(buf + pos, bufsz - pos, | |
1661 | fmt_table, "exec_time:", | |
1662 | le32_to_cpu(div->exec_time), accum_div->exec_time, | |
1663 | delta_div->exec_time, max_div->exec_time); | |
1664 | pos += scnprintf(buf + pos, bufsz - pos, | |
1665 | fmt_table, "probe_time:", | |
1666 | le32_to_cpu(div->probe_time), accum_div->probe_time, | |
1667 | delta_div->probe_time, max_div->probe_time); | |
1668 | pos += scnprintf(buf + pos, bufsz - pos, | |
1669 | fmt_table, "rx_enable_counter:", | |
1670 | le32_to_cpu(general->rx_enable_counter), | |
1671 | accum_general->rx_enable_counter, | |
1672 | delta_general->rx_enable_counter, | |
1673 | max_general->rx_enable_counter); | |
1674 | pos += scnprintf(buf + pos, bufsz - pos, | |
1675 | fmt_table, "num_of_sos_states:", | |
1676 | le32_to_cpu(general->num_of_sos_states), | |
1677 | accum_general->num_of_sos_states, | |
1678 | delta_general->num_of_sos_states, | |
1679 | max_general->num_of_sos_states); | |
4ff70fcd JB |
1680 | |
1681 | spin_unlock_bh(&priv->statistics.lock); | |
1682 | ||
d6d023a1 WYG |
1683 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
1684 | kfree(buf); | |
1685 | return ret; | |
1686 | } | |
1687 | ||
1688 | static ssize_t iwl_dbgfs_ucode_bt_stats_read(struct file *file, | |
1689 | char __user *user_buf, | |
1690 | size_t count, loff_t *ppos) | |
1691 | { | |
1692 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
1693 | int pos = 0; | |
1694 | char *buf; | |
1695 | int bufsz = (sizeof(struct statistics_bt_activity) * 24) + 200; | |
1696 | ssize_t ret; | |
1697 | struct statistics_bt_activity *bt, *accum_bt; | |
1698 | ||
83626404 | 1699 | if (!iwl_is_alive(priv)) |
d6d023a1 WYG |
1700 | return -EAGAIN; |
1701 | ||
1702 | if (!priv->bt_enable_flag) | |
1703 | return -EINVAL; | |
1704 | ||
1705 | /* make request to uCode to retrieve statistics information */ | |
b1eea297 | 1706 | mutex_lock(&priv->mutex); |
d6d023a1 | 1707 | ret = iwl_send_statistics_request(priv, CMD_SYNC, false); |
b1eea297 | 1708 | mutex_unlock(&priv->mutex); |
d6d023a1 WYG |
1709 | |
1710 | if (ret) { | |
1711 | IWL_ERR(priv, | |
1712 | "Error sending statistics request: %zd\n", ret); | |
1713 | return -EAGAIN; | |
1714 | } | |
1715 | buf = kzalloc(bufsz, GFP_KERNEL); | |
1716 | if (!buf) { | |
1717 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
1718 | return -ENOMEM; | |
1719 | } | |
1720 | ||
1721 | /* | |
1722 | * the statistic information display here is based on | |
1723 | * the last statistics notification from uCode | |
1724 | * might not reflect the current uCode activity | |
1725 | */ | |
4ff70fcd JB |
1726 | |
1727 | spin_lock_bh(&priv->statistics.lock); | |
1728 | ||
d6d023a1 WYG |
1729 | bt = &priv->statistics.bt_activity; |
1730 | accum_bt = &priv->accum_stats.bt_activity; | |
1731 | ||
1732 | pos += iwl_statistics_flag(priv, buf, bufsz); | |
1733 | pos += scnprintf(buf + pos, bufsz - pos, "Statistics_BT:\n"); | |
1734 | pos += scnprintf(buf + pos, bufsz - pos, | |
1735 | "\t\t\tcurrent\t\t\taccumulative\n"); | |
1736 | pos += scnprintf(buf + pos, bufsz - pos, | |
1737 | "hi_priority_tx_req_cnt:\t\t%u\t\t\t%u\n", | |
1738 | le32_to_cpu(bt->hi_priority_tx_req_cnt), | |
1739 | accum_bt->hi_priority_tx_req_cnt); | |
1740 | pos += scnprintf(buf + pos, bufsz - pos, | |
1741 | "hi_priority_tx_denied_cnt:\t%u\t\t\t%u\n", | |
1742 | le32_to_cpu(bt->hi_priority_tx_denied_cnt), | |
1743 | accum_bt->hi_priority_tx_denied_cnt); | |
1744 | pos += scnprintf(buf + pos, bufsz - pos, | |
1745 | "lo_priority_tx_req_cnt:\t\t%u\t\t\t%u\n", | |
1746 | le32_to_cpu(bt->lo_priority_tx_req_cnt), | |
1747 | accum_bt->lo_priority_tx_req_cnt); | |
1748 | pos += scnprintf(buf + pos, bufsz - pos, | |
1749 | "lo_priority_tx_denied_cnt:\t%u\t\t\t%u\n", | |
1750 | le32_to_cpu(bt->lo_priority_tx_denied_cnt), | |
1751 | accum_bt->lo_priority_tx_denied_cnt); | |
1752 | pos += scnprintf(buf + pos, bufsz - pos, | |
1753 | "hi_priority_rx_req_cnt:\t\t%u\t\t\t%u\n", | |
1754 | le32_to_cpu(bt->hi_priority_rx_req_cnt), | |
1755 | accum_bt->hi_priority_rx_req_cnt); | |
1756 | pos += scnprintf(buf + pos, bufsz - pos, | |
1757 | "hi_priority_rx_denied_cnt:\t%u\t\t\t%u\n", | |
1758 | le32_to_cpu(bt->hi_priority_rx_denied_cnt), | |
1759 | accum_bt->hi_priority_rx_denied_cnt); | |
1760 | pos += scnprintf(buf + pos, bufsz - pos, | |
1761 | "lo_priority_rx_req_cnt:\t\t%u\t\t\t%u\n", | |
1762 | le32_to_cpu(bt->lo_priority_rx_req_cnt), | |
1763 | accum_bt->lo_priority_rx_req_cnt); | |
1764 | pos += scnprintf(buf + pos, bufsz - pos, | |
1765 | "lo_priority_rx_denied_cnt:\t%u\t\t\t%u\n", | |
1766 | le32_to_cpu(bt->lo_priority_rx_denied_cnt), | |
1767 | accum_bt->lo_priority_rx_denied_cnt); | |
1768 | ||
1769 | pos += scnprintf(buf + pos, bufsz - pos, | |
1770 | "(rx)num_bt_kills:\t\t%u\t\t\t%u\n", | |
1771 | le32_to_cpu(priv->statistics.num_bt_kills), | |
1772 | priv->statistics.accum_num_bt_kills); | |
1773 | ||
4ff70fcd JB |
1774 | spin_unlock_bh(&priv->statistics.lock); |
1775 | ||
d6d023a1 WYG |
1776 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
1777 | kfree(buf); | |
1778 | return ret; | |
1779 | } | |
1780 | ||
1781 | static ssize_t iwl_dbgfs_reply_tx_error_read(struct file *file, | |
1782 | char __user *user_buf, | |
1783 | size_t count, loff_t *ppos) | |
1784 | { | |
1785 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
1786 | int pos = 0; | |
1787 | char *buf; | |
1788 | int bufsz = (sizeof(struct reply_tx_error_statistics) * 24) + | |
1789 | (sizeof(struct reply_agg_tx_error_statistics) * 24) + 200; | |
1790 | ssize_t ret; | |
1791 | ||
83626404 | 1792 | if (!iwl_is_alive(priv)) |
d6d023a1 WYG |
1793 | return -EAGAIN; |
1794 | ||
1795 | buf = kzalloc(bufsz, GFP_KERNEL); | |
1796 | if (!buf) { | |
1797 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
1798 | return -ENOMEM; | |
1799 | } | |
1800 | ||
1801 | pos += scnprintf(buf + pos, bufsz - pos, "Statistics_TX_Error:\n"); | |
1802 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t\t%u\n", | |
1803 | iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_DELAY), | |
898ed67b | 1804 | priv->reply_tx_stats.pp_delay); |
d6d023a1 WYG |
1805 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1806 | iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_FEW_BYTES), | |
898ed67b | 1807 | priv->reply_tx_stats.pp_few_bytes); |
d6d023a1 WYG |
1808 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1809 | iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_BT_PRIO), | |
898ed67b | 1810 | priv->reply_tx_stats.pp_bt_prio); |
d6d023a1 WYG |
1811 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1812 | iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_QUIET_PERIOD), | |
898ed67b | 1813 | priv->reply_tx_stats.pp_quiet_period); |
d6d023a1 WYG |
1814 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1815 | iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_CALC_TTAK), | |
898ed67b | 1816 | priv->reply_tx_stats.pp_calc_ttak); |
d6d023a1 WYG |
1817 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n", |
1818 | iwl_get_tx_fail_reason( | |
1819 | TX_STATUS_FAIL_INTERNAL_CROSSED_RETRY), | |
898ed67b | 1820 | priv->reply_tx_stats.int_crossed_retry); |
d6d023a1 WYG |
1821 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1822 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_SHORT_LIMIT), | |
898ed67b | 1823 | priv->reply_tx_stats.short_limit); |
d6d023a1 WYG |
1824 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1825 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_LONG_LIMIT), | |
898ed67b | 1826 | priv->reply_tx_stats.long_limit); |
d6d023a1 WYG |
1827 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1828 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_FIFO_UNDERRUN), | |
898ed67b | 1829 | priv->reply_tx_stats.fifo_underrun); |
d6d023a1 WYG |
1830 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1831 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_DRAIN_FLOW), | |
898ed67b | 1832 | priv->reply_tx_stats.drain_flow); |
d6d023a1 WYG |
1833 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1834 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_RFKILL_FLUSH), | |
898ed67b | 1835 | priv->reply_tx_stats.rfkill_flush); |
d6d023a1 WYG |
1836 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1837 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_LIFE_EXPIRE), | |
898ed67b | 1838 | priv->reply_tx_stats.life_expire); |
d6d023a1 WYG |
1839 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1840 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_DEST_PS), | |
898ed67b | 1841 | priv->reply_tx_stats.dest_ps); |
d6d023a1 WYG |
1842 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1843 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_HOST_ABORTED), | |
898ed67b | 1844 | priv->reply_tx_stats.host_abort); |
d6d023a1 WYG |
1845 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1846 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_BT_RETRY), | |
898ed67b | 1847 | priv->reply_tx_stats.pp_delay); |
d6d023a1 WYG |
1848 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1849 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_STA_INVALID), | |
898ed67b | 1850 | priv->reply_tx_stats.sta_invalid); |
d6d023a1 WYG |
1851 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1852 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_FRAG_DROPPED), | |
898ed67b | 1853 | priv->reply_tx_stats.frag_drop); |
d6d023a1 WYG |
1854 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1855 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_TID_DISABLE), | |
898ed67b | 1856 | priv->reply_tx_stats.tid_disable); |
d6d023a1 WYG |
1857 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1858 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_FIFO_FLUSHED), | |
898ed67b | 1859 | priv->reply_tx_stats.fifo_flush); |
d6d023a1 WYG |
1860 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n", |
1861 | iwl_get_tx_fail_reason( | |
1862 | TX_STATUS_FAIL_INSUFFICIENT_CF_POLL), | |
898ed67b | 1863 | priv->reply_tx_stats.insuff_cf_poll); |
d6d023a1 WYG |
1864 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1865 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_PASSIVE_NO_RX), | |
898ed67b | 1866 | priv->reply_tx_stats.fail_hw_drop); |
d6d023a1 WYG |
1867 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n", |
1868 | iwl_get_tx_fail_reason( | |
1869 | TX_STATUS_FAIL_NO_BEACON_ON_RADAR), | |
898ed67b | 1870 | priv->reply_tx_stats.sta_color_mismatch); |
d6d023a1 | 1871 | pos += scnprintf(buf + pos, bufsz - pos, "UNKNOWN:\t\t\t%u\n", |
898ed67b | 1872 | priv->reply_tx_stats.unknown); |
d6d023a1 WYG |
1873 | |
1874 | pos += scnprintf(buf + pos, bufsz - pos, | |
1875 | "\nStatistics_Agg_TX_Error:\n"); | |
1876 | ||
1877 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
1878 | iwl_get_agg_tx_fail_reason(AGG_TX_STATE_UNDERRUN_MSK), | |
898ed67b | 1879 | priv->reply_agg_tx_stats.underrun); |
d6d023a1 WYG |
1880 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1881 | iwl_get_agg_tx_fail_reason(AGG_TX_STATE_BT_PRIO_MSK), | |
898ed67b | 1882 | priv->reply_agg_tx_stats.bt_prio); |
d6d023a1 WYG |
1883 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1884 | iwl_get_agg_tx_fail_reason(AGG_TX_STATE_FEW_BYTES_MSK), | |
898ed67b | 1885 | priv->reply_agg_tx_stats.few_bytes); |
d6d023a1 WYG |
1886 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1887 | iwl_get_agg_tx_fail_reason(AGG_TX_STATE_ABORT_MSK), | |
898ed67b | 1888 | priv->reply_agg_tx_stats.abort); |
d6d023a1 WYG |
1889 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n", |
1890 | iwl_get_agg_tx_fail_reason( | |
1891 | AGG_TX_STATE_LAST_SENT_TTL_MSK), | |
898ed67b | 1892 | priv->reply_agg_tx_stats.last_sent_ttl); |
d6d023a1 WYG |
1893 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n", |
1894 | iwl_get_agg_tx_fail_reason( | |
1895 | AGG_TX_STATE_LAST_SENT_TRY_CNT_MSK), | |
898ed67b | 1896 | priv->reply_agg_tx_stats.last_sent_try); |
d6d023a1 WYG |
1897 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n", |
1898 | iwl_get_agg_tx_fail_reason( | |
1899 | AGG_TX_STATE_LAST_SENT_BT_KILL_MSK), | |
898ed67b | 1900 | priv->reply_agg_tx_stats.last_sent_bt_kill); |
d6d023a1 WYG |
1901 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1902 | iwl_get_agg_tx_fail_reason(AGG_TX_STATE_SCD_QUERY_MSK), | |
898ed67b | 1903 | priv->reply_agg_tx_stats.scd_query); |
d6d023a1 WYG |
1904 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n", |
1905 | iwl_get_agg_tx_fail_reason( | |
1906 | AGG_TX_STATE_TEST_BAD_CRC32_MSK), | |
898ed67b | 1907 | priv->reply_agg_tx_stats.bad_crc32); |
d6d023a1 WYG |
1908 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1909 | iwl_get_agg_tx_fail_reason(AGG_TX_STATE_RESPONSE_MSK), | |
898ed67b | 1910 | priv->reply_agg_tx_stats.response); |
d6d023a1 WYG |
1911 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1912 | iwl_get_agg_tx_fail_reason(AGG_TX_STATE_DUMP_TX_MSK), | |
898ed67b | 1913 | priv->reply_agg_tx_stats.dump_tx); |
d6d023a1 WYG |
1914 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", |
1915 | iwl_get_agg_tx_fail_reason(AGG_TX_STATE_DELAY_TX_MSK), | |
898ed67b | 1916 | priv->reply_agg_tx_stats.delay_tx); |
d6d023a1 | 1917 | pos += scnprintf(buf + pos, bufsz - pos, "UNKNOWN:\t\t\t%u\n", |
898ed67b | 1918 | priv->reply_agg_tx_stats.unknown); |
d6d023a1 WYG |
1919 | |
1920 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
1921 | kfree(buf); | |
1922 | return ret; | |
e8fe59ae WYG |
1923 | } |
1924 | ||
5225935b WYG |
1925 | static ssize_t iwl_dbgfs_sensitivity_read(struct file *file, |
1926 | char __user *user_buf, | |
1927 | size_t count, loff_t *ppos) { | |
1928 | ||
28f63a4b | 1929 | struct iwl_priv *priv = file->private_data; |
5225935b WYG |
1930 | int pos = 0; |
1931 | int cnt = 0; | |
1932 | char *buf; | |
1933 | int bufsz = sizeof(struct iwl_sensitivity_data) * 4 + 100; | |
1934 | ssize_t ret; | |
1935 | struct iwl_sensitivity_data *data; | |
1936 | ||
1937 | data = &priv->sensitivity_data; | |
1938 | buf = kzalloc(bufsz, GFP_KERNEL); | |
1939 | if (!buf) { | |
1940 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
1941 | return -ENOMEM; | |
1942 | } | |
1943 | ||
1944 | pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm:\t\t\t %u\n", | |
1945 | data->auto_corr_ofdm); | |
1946 | pos += scnprintf(buf + pos, bufsz - pos, | |
1947 | "auto_corr_ofdm_mrc:\t\t %u\n", | |
1948 | data->auto_corr_ofdm_mrc); | |
1949 | pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm_x1:\t\t %u\n", | |
1950 | data->auto_corr_ofdm_x1); | |
1951 | pos += scnprintf(buf + pos, bufsz - pos, | |
1952 | "auto_corr_ofdm_mrc_x1:\t\t %u\n", | |
1953 | data->auto_corr_ofdm_mrc_x1); | |
1954 | pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck:\t\t\t %u\n", | |
1955 | data->auto_corr_cck); | |
1956 | pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck_mrc:\t\t %u\n", | |
1957 | data->auto_corr_cck_mrc); | |
1958 | pos += scnprintf(buf + pos, bufsz - pos, | |
1959 | "last_bad_plcp_cnt_ofdm:\t\t %u\n", | |
1960 | data->last_bad_plcp_cnt_ofdm); | |
1961 | pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_ofdm:\t\t %u\n", | |
1962 | data->last_fa_cnt_ofdm); | |
1963 | pos += scnprintf(buf + pos, bufsz - pos, | |
1964 | "last_bad_plcp_cnt_cck:\t\t %u\n", | |
1965 | data->last_bad_plcp_cnt_cck); | |
1966 | pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_cck:\t\t %u\n", | |
1967 | data->last_fa_cnt_cck); | |
1968 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_curr_state:\t\t\t %u\n", | |
1969 | data->nrg_curr_state); | |
1970 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_prev_state:\t\t\t %u\n", | |
1971 | data->nrg_prev_state); | |
1972 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_value:\t\t\t"); | |
1973 | for (cnt = 0; cnt < 10; cnt++) { | |
1974 | pos += scnprintf(buf + pos, bufsz - pos, " %u", | |
1975 | data->nrg_value[cnt]); | |
1976 | } | |
1977 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
1978 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_rssi:\t\t"); | |
1979 | for (cnt = 0; cnt < NRG_NUM_PREV_STAT_L; cnt++) { | |
1980 | pos += scnprintf(buf + pos, bufsz - pos, " %u", | |
1981 | data->nrg_silence_rssi[cnt]); | |
1982 | } | |
1983 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
1984 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_ref:\t\t %u\n", | |
1985 | data->nrg_silence_ref); | |
1986 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_energy_idx:\t\t\t %u\n", | |
1987 | data->nrg_energy_idx); | |
1988 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_idx:\t\t %u\n", | |
1989 | data->nrg_silence_idx); | |
1990 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_cck:\t\t\t %u\n", | |
1991 | data->nrg_th_cck); | |
1992 | pos += scnprintf(buf + pos, bufsz - pos, | |
1993 | "nrg_auto_corr_silence_diff:\t %u\n", | |
1994 | data->nrg_auto_corr_silence_diff); | |
1995 | pos += scnprintf(buf + pos, bufsz - pos, "num_in_cck_no_fa:\t\t %u\n", | |
1996 | data->num_in_cck_no_fa); | |
1997 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_ofdm:\t\t\t %u\n", | |
1998 | data->nrg_th_ofdm); | |
1999 | ||
2000 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
2001 | kfree(buf); | |
2002 | return ret; | |
2003 | } | |
2004 | ||
2005 | ||
2006 | static ssize_t iwl_dbgfs_chain_noise_read(struct file *file, | |
2007 | char __user *user_buf, | |
2008 | size_t count, loff_t *ppos) { | |
2009 | ||
28f63a4b | 2010 | struct iwl_priv *priv = file->private_data; |
5225935b WYG |
2011 | int pos = 0; |
2012 | int cnt = 0; | |
2013 | char *buf; | |
2014 | int bufsz = sizeof(struct iwl_chain_noise_data) * 4 + 100; | |
2015 | ssize_t ret; | |
2016 | struct iwl_chain_noise_data *data; | |
2017 | ||
2018 | data = &priv->chain_noise_data; | |
2019 | buf = kzalloc(bufsz, GFP_KERNEL); | |
2020 | if (!buf) { | |
2021 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
2022 | return -ENOMEM; | |
2023 | } | |
2024 | ||
2025 | pos += scnprintf(buf + pos, bufsz - pos, "active_chains:\t\t\t %u\n", | |
2026 | data->active_chains); | |
2027 | pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_a:\t\t\t %u\n", | |
2028 | data->chain_noise_a); | |
2029 | pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_b:\t\t\t %u\n", | |
2030 | data->chain_noise_b); | |
2031 | pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_c:\t\t\t %u\n", | |
2032 | data->chain_noise_c); | |
2033 | pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_a:\t\t\t %u\n", | |
2034 | data->chain_signal_a); | |
2035 | pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_b:\t\t\t %u\n", | |
2036 | data->chain_signal_b); | |
2037 | pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_c:\t\t\t %u\n", | |
2038 | data->chain_signal_c); | |
2039 | pos += scnprintf(buf + pos, bufsz - pos, "beacon_count:\t\t\t %u\n", | |
2040 | data->beacon_count); | |
2041 | ||
2042 | pos += scnprintf(buf + pos, bufsz - pos, "disconn_array:\t\t\t"); | |
2043 | for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) { | |
2044 | pos += scnprintf(buf + pos, bufsz - pos, " %u", | |
2045 | data->disconn_array[cnt]); | |
2046 | } | |
2047 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
2048 | pos += scnprintf(buf + pos, bufsz - pos, "delta_gain_code:\t\t"); | |
2049 | for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) { | |
2050 | pos += scnprintf(buf + pos, bufsz - pos, " %u", | |
2051 | data->delta_gain_code[cnt]); | |
2052 | } | |
2053 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
2054 | pos += scnprintf(buf + pos, bufsz - pos, "radio_write:\t\t\t %u\n", | |
2055 | data->radio_write); | |
2056 | pos += scnprintf(buf + pos, bufsz - pos, "state:\t\t\t\t %u\n", | |
2057 | data->state); | |
2058 | ||
2059 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
2060 | kfree(buf); | |
2061 | return ret; | |
2062 | } | |
2063 | ||
c09430ab WYG |
2064 | static ssize_t iwl_dbgfs_power_save_status_read(struct file *file, |
2065 | char __user *user_buf, | |
2066 | size_t count, loff_t *ppos) | |
2067 | { | |
28f63a4b | 2068 | struct iwl_priv *priv = file->private_data; |
c09430ab WYG |
2069 | char buf[60]; |
2070 | int pos = 0; | |
2071 | const size_t bufsz = sizeof(buf); | |
2072 | u32 pwrsave_status; | |
2073 | ||
1042db2a | 2074 | pwrsave_status = iwl_read32(trans(priv), CSR_GP_CNTRL) & |
c09430ab WYG |
2075 | CSR_GP_REG_POWER_SAVE_STATUS_MSK; |
2076 | ||
2077 | pos += scnprintf(buf + pos, bufsz - pos, "Power Save Status: "); | |
2078 | pos += scnprintf(buf + pos, bufsz - pos, "%s\n", | |
2079 | (pwrsave_status == CSR_GP_REG_NO_POWER_SAVE) ? "none" : | |
2080 | (pwrsave_status == CSR_GP_REG_MAC_POWER_SAVE) ? "MAC" : | |
2081 | (pwrsave_status == CSR_GP_REG_PHY_POWER_SAVE) ? "PHY" : | |
2082 | "error"); | |
2083 | ||
2084 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
2085 | } | |
2086 | ||
7163b8a4 | 2087 | static ssize_t iwl_dbgfs_clear_ucode_statistics_write(struct file *file, |
ef8d5529 WYG |
2088 | const char __user *user_buf, |
2089 | size_t count, loff_t *ppos) | |
2090 | { | |
2091 | struct iwl_priv *priv = file->private_data; | |
2092 | char buf[8]; | |
2093 | int buf_size; | |
2094 | int clear; | |
2095 | ||
2096 | memset(buf, 0, sizeof(buf)); | |
2097 | buf_size = min(count, sizeof(buf) - 1); | |
2098 | if (copy_from_user(buf, user_buf, buf_size)) | |
2099 | return -EFAULT; | |
2100 | if (sscanf(buf, "%d", &clear) != 1) | |
2101 | return -EFAULT; | |
2102 | ||
2103 | /* make request to uCode to retrieve statistics information */ | |
b1eea297 | 2104 | mutex_lock(&priv->mutex); |
ef8d5529 | 2105 | iwl_send_statistics_request(priv, CMD_SYNC, true); |
b1eea297 | 2106 | mutex_unlock(&priv->mutex); |
ef8d5529 WYG |
2107 | |
2108 | return count; | |
2109 | } | |
2110 | ||
a9e1cb6a WYG |
2111 | static ssize_t iwl_dbgfs_ucode_tracing_read(struct file *file, |
2112 | char __user *user_buf, | |
2113 | size_t count, loff_t *ppos) { | |
2114 | ||
57674308 | 2115 | struct iwl_priv *priv = file->private_data; |
a9e1cb6a WYG |
2116 | int pos = 0; |
2117 | char buf[128]; | |
2118 | const size_t bufsz = sizeof(buf); | |
a9e1cb6a WYG |
2119 | |
2120 | pos += scnprintf(buf + pos, bufsz - pos, "ucode trace timer is %s\n", | |
2121 | priv->event_log.ucode_trace ? "On" : "Off"); | |
2122 | pos += scnprintf(buf + pos, bufsz - pos, "non_wraps_count:\t\t %u\n", | |
2123 | priv->event_log.non_wraps_count); | |
2124 | pos += scnprintf(buf + pos, bufsz - pos, "wraps_once_count:\t\t %u\n", | |
2125 | priv->event_log.wraps_once_count); | |
2126 | pos += scnprintf(buf + pos, bufsz - pos, "wraps_more_count:\t\t %u\n", | |
2127 | priv->event_log.wraps_more_count); | |
2128 | ||
4967c316 | 2129 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
a9e1cb6a WYG |
2130 | } |
2131 | ||
2132 | static ssize_t iwl_dbgfs_ucode_tracing_write(struct file *file, | |
2133 | const char __user *user_buf, | |
2134 | size_t count, loff_t *ppos) | |
2135 | { | |
2136 | struct iwl_priv *priv = file->private_data; | |
2137 | char buf[8]; | |
2138 | int buf_size; | |
2139 | int trace; | |
2140 | ||
2141 | memset(buf, 0, sizeof(buf)); | |
2142 | buf_size = min(count, sizeof(buf) - 1); | |
2143 | if (copy_from_user(buf, user_buf, buf_size)) | |
2144 | return -EFAULT; | |
2145 | if (sscanf(buf, "%d", &trace) != 1) | |
2146 | return -EFAULT; | |
2147 | ||
2148 | if (trace) { | |
2149 | priv->event_log.ucode_trace = true; | |
83626404 | 2150 | if (iwl_is_alive(priv)) { |
98d4bf0c JB |
2151 | /* start collecting data now */ |
2152 | mod_timer(&priv->ucode_trace, jiffies); | |
2153 | } | |
a9e1cb6a WYG |
2154 | } else { |
2155 | priv->event_log.ucode_trace = false; | |
2156 | del_timer_sync(&priv->ucode_trace); | |
2157 | } | |
2158 | ||
2159 | return count; | |
2160 | } | |
2161 | ||
60987206 JB |
2162 | static ssize_t iwl_dbgfs_rxon_flags_read(struct file *file, |
2163 | char __user *user_buf, | |
2164 | size_t count, loff_t *ppos) { | |
2165 | ||
57674308 | 2166 | struct iwl_priv *priv = file->private_data; |
60987206 JB |
2167 | int len = 0; |
2168 | char buf[20]; | |
2169 | ||
246ed355 JB |
2170 | len = sprintf(buf, "0x%04X\n", |
2171 | le32_to_cpu(priv->contexts[IWL_RXON_CTX_BSS].active.flags)); | |
60987206 JB |
2172 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
2173 | } | |
2174 | ||
2175 | static ssize_t iwl_dbgfs_rxon_filter_flags_read(struct file *file, | |
2176 | char __user *user_buf, | |
2177 | size_t count, loff_t *ppos) { | |
2178 | ||
57674308 | 2179 | struct iwl_priv *priv = file->private_data; |
60987206 JB |
2180 | int len = 0; |
2181 | char buf[20]; | |
2182 | ||
2183 | len = sprintf(buf, "0x%04X\n", | |
246ed355 | 2184 | le32_to_cpu(priv->contexts[IWL_RXON_CTX_BSS].active.filter_flags)); |
60987206 JB |
2185 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
2186 | } | |
2187 | ||
a13d276f WYG |
2188 | static ssize_t iwl_dbgfs_missed_beacon_read(struct file *file, |
2189 | char __user *user_buf, | |
2190 | size_t count, loff_t *ppos) { | |
2191 | ||
2192 | struct iwl_priv *priv = file->private_data; | |
2193 | int pos = 0; | |
2194 | char buf[12]; | |
2195 | const size_t bufsz = sizeof(buf); | |
a13d276f WYG |
2196 | |
2197 | pos += scnprintf(buf + pos, bufsz - pos, "%d\n", | |
2198 | priv->missed_beacon_threshold); | |
2199 | ||
4967c316 | 2200 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
a13d276f WYG |
2201 | } |
2202 | ||
2203 | static ssize_t iwl_dbgfs_missed_beacon_write(struct file *file, | |
2204 | const char __user *user_buf, | |
2205 | size_t count, loff_t *ppos) | |
2206 | { | |
2207 | struct iwl_priv *priv = file->private_data; | |
2208 | char buf[8]; | |
2209 | int buf_size; | |
2210 | int missed; | |
2211 | ||
2212 | memset(buf, 0, sizeof(buf)); | |
2213 | buf_size = min(count, sizeof(buf) - 1); | |
2214 | if (copy_from_user(buf, user_buf, buf_size)) | |
2215 | return -EFAULT; | |
2216 | if (sscanf(buf, "%d", &missed) != 1) | |
2217 | return -EINVAL; | |
2218 | ||
2219 | if (missed < IWL_MISSED_BEACON_THRESHOLD_MIN || | |
2220 | missed > IWL_MISSED_BEACON_THRESHOLD_MAX) | |
2221 | priv->missed_beacon_threshold = | |
2222 | IWL_MISSED_BEACON_THRESHOLD_DEF; | |
2223 | else | |
2224 | priv->missed_beacon_threshold = missed; | |
2225 | ||
2226 | return count; | |
2227 | } | |
2228 | ||
3e4fb5fa TAN |
2229 | static ssize_t iwl_dbgfs_plcp_delta_read(struct file *file, |
2230 | char __user *user_buf, | |
2231 | size_t count, loff_t *ppos) { | |
2232 | ||
57674308 | 2233 | struct iwl_priv *priv = file->private_data; |
3e4fb5fa TAN |
2234 | int pos = 0; |
2235 | char buf[12]; | |
2236 | const size_t bufsz = sizeof(buf); | |
3e4fb5fa TAN |
2237 | |
2238 | pos += scnprintf(buf + pos, bufsz - pos, "%u\n", | |
ab5c0f1f | 2239 | priv->plcp_delta_threshold); |
3e4fb5fa | 2240 | |
4967c316 | 2241 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
3e4fb5fa TAN |
2242 | } |
2243 | ||
2244 | static ssize_t iwl_dbgfs_plcp_delta_write(struct file *file, | |
2245 | const char __user *user_buf, | |
2246 | size_t count, loff_t *ppos) { | |
2247 | ||
2248 | struct iwl_priv *priv = file->private_data; | |
2249 | char buf[8]; | |
2250 | int buf_size; | |
2251 | int plcp; | |
2252 | ||
2253 | memset(buf, 0, sizeof(buf)); | |
2254 | buf_size = min(count, sizeof(buf) - 1); | |
2255 | if (copy_from_user(buf, user_buf, buf_size)) | |
2256 | return -EFAULT; | |
2257 | if (sscanf(buf, "%d", &plcp) != 1) | |
2258 | return -EINVAL; | |
680788ac | 2259 | if ((plcp < IWL_MAX_PLCP_ERR_THRESHOLD_MIN) || |
3e4fb5fa | 2260 | (plcp > IWL_MAX_PLCP_ERR_THRESHOLD_MAX)) |
ab5c0f1f | 2261 | priv->plcp_delta_threshold = |
680788ac | 2262 | IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE; |
3e4fb5fa | 2263 | else |
ab5c0f1f | 2264 | priv->plcp_delta_threshold = plcp; |
3e4fb5fa TAN |
2265 | return count; |
2266 | } | |
2267 | ||
48dffd39 JB |
2268 | static ssize_t iwl_dbgfs_rf_reset_read(struct file *file, |
2269 | char __user *user_buf, | |
2270 | size_t count, loff_t *ppos) | |
ca934b67 | 2271 | { |
528c3126 | 2272 | struct iwl_priv *priv = file->private_data; |
48dffd39 | 2273 | int pos = 0; |
528c3126 WYG |
2274 | char buf[300]; |
2275 | const size_t bufsz = sizeof(buf); | |
48dffd39 JB |
2276 | struct iwl_rf_reset *rf_reset = &priv->rf_reset; |
2277 | ||
2278 | pos += scnprintf(buf + pos, bufsz - pos, | |
2279 | "RF reset statistics\n"); | |
2280 | pos += scnprintf(buf + pos, bufsz - pos, | |
2281 | "\tnumber of reset request: %d\n", | |
2282 | rf_reset->reset_request_count); | |
2283 | pos += scnprintf(buf + pos, bufsz - pos, | |
2284 | "\tnumber of reset request success: %d\n", | |
2285 | rf_reset->reset_success_count); | |
2286 | pos += scnprintf(buf + pos, bufsz - pos, | |
2287 | "\tnumber of reset request reject: %d\n", | |
2288 | rf_reset->reset_reject_count); | |
528c3126 | 2289 | |
528c3126 WYG |
2290 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
2291 | } | |
2292 | ||
48dffd39 | 2293 | static ssize_t iwl_dbgfs_rf_reset_write(struct file *file, |
04cafd7f WYG |
2294 | const char __user *user_buf, |
2295 | size_t count, loff_t *ppos) { | |
2296 | ||
2297 | struct iwl_priv *priv = file->private_data; | |
48dffd39 | 2298 | int ret; |
04cafd7f | 2299 | |
48dffd39 | 2300 | ret = iwl_force_rf_reset(priv, true); |
04cafd7f WYG |
2301 | return ret ? ret : count; |
2302 | } | |
2303 | ||
4bf49a90 WYG |
2304 | static ssize_t iwl_dbgfs_txfifo_flush_write(struct file *file, |
2305 | const char __user *user_buf, | |
2306 | size_t count, loff_t *ppos) { | |
2307 | ||
2308 | struct iwl_priv *priv = file->private_data; | |
2309 | char buf[8]; | |
2310 | int buf_size; | |
2311 | int flush; | |
2312 | ||
2313 | memset(buf, 0, sizeof(buf)); | |
2314 | buf_size = min(count, sizeof(buf) - 1); | |
2315 | if (copy_from_user(buf, user_buf, buf_size)) | |
2316 | return -EFAULT; | |
2317 | if (sscanf(buf, "%d", &flush) != 1) | |
2318 | return -EINVAL; | |
2319 | ||
83626404 | 2320 | if (iwl_is_rfkill(priv)) |
4bf49a90 WYG |
2321 | return -EFAULT; |
2322 | ||
c68744fb | 2323 | iwlagn_dev_txfifo_flush(priv, IWL_DROP_ALL); |
4bf49a90 WYG |
2324 | |
2325 | return count; | |
2326 | } | |
2327 | ||
befe8c46 WYG |
2328 | static ssize_t iwl_dbgfs_bt_traffic_read(struct file *file, |
2329 | char __user *user_buf, | |
2330 | size_t count, loff_t *ppos) { | |
2331 | ||
2332 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
2333 | int pos = 0; | |
2334 | char buf[200]; | |
2335 | const size_t bufsz = sizeof(buf); | |
befe8c46 | 2336 | |
f21dd005 WYG |
2337 | if (!priv->bt_enable_flag) { |
2338 | pos += scnprintf(buf + pos, bufsz - pos, "BT coex disabled\n"); | |
08960dea | 2339 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
f21dd005 WYG |
2340 | } |
2341 | pos += scnprintf(buf + pos, bufsz - pos, "BT enable flag: 0x%x\n", | |
2342 | priv->bt_enable_flag); | |
befe8c46 WYG |
2343 | pos += scnprintf(buf + pos, bufsz - pos, "BT in %s mode\n", |
2344 | priv->bt_full_concurrent ? "full concurrency" : "3-wire"); | |
2345 | pos += scnprintf(buf + pos, bufsz - pos, "BT status: %s, " | |
2346 | "last traffic notif: %d\n", | |
66e863a5 | 2347 | priv->bt_status ? "On" : "Off", priv->last_bt_traffic_load); |
befe8c46 | 2348 | pos += scnprintf(buf + pos, bufsz - pos, "ch_announcement: %d, " |
187bc4f6 WYG |
2349 | "kill_ack_mask: %x, kill_cts_mask: %x\n", |
2350 | priv->bt_ch_announce, priv->kill_ack_mask, | |
2351 | priv->kill_cts_mask); | |
befe8c46 WYG |
2352 | |
2353 | pos += scnprintf(buf + pos, bufsz - pos, "bluetooth traffic load: "); | |
2354 | switch (priv->bt_traffic_load) { | |
2355 | case IWL_BT_COEX_TRAFFIC_LOAD_CONTINUOUS: | |
2356 | pos += scnprintf(buf + pos, bufsz - pos, "Continuous\n"); | |
2357 | break; | |
2358 | case IWL_BT_COEX_TRAFFIC_LOAD_HIGH: | |
2359 | pos += scnprintf(buf + pos, bufsz - pos, "High\n"); | |
2360 | break; | |
2361 | case IWL_BT_COEX_TRAFFIC_LOAD_LOW: | |
2362 | pos += scnprintf(buf + pos, bufsz - pos, "Low\n"); | |
2363 | break; | |
2364 | case IWL_BT_COEX_TRAFFIC_LOAD_NONE: | |
2365 | default: | |
2366 | pos += scnprintf(buf + pos, bufsz - pos, "None\n"); | |
2367 | break; | |
2368 | } | |
2369 | ||
08960dea | 2370 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
befe8c46 WYG |
2371 | } |
2372 | ||
c6abdc0d WYG |
2373 | static ssize_t iwl_dbgfs_protection_mode_read(struct file *file, |
2374 | char __user *user_buf, | |
2375 | size_t count, loff_t *ppos) | |
2376 | { | |
2377 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
2378 | ||
2379 | int pos = 0; | |
2380 | char buf[40]; | |
2381 | const size_t bufsz = sizeof(buf); | |
2382 | ||
38622419 | 2383 | if (cfg(priv)->ht_params) |
7cb1b088 WYG |
2384 | pos += scnprintf(buf + pos, bufsz - pos, |
2385 | "use %s for aggregation\n", | |
9e295116 | 2386 | (priv->hw_params.use_rts_for_aggregation) ? |
7cb1b088 WYG |
2387 | "rts/cts" : "cts-to-self"); |
2388 | else | |
2389 | pos += scnprintf(buf + pos, bufsz - pos, "N/A"); | |
2390 | ||
c6abdc0d WYG |
2391 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
2392 | } | |
2393 | ||
2394 | static ssize_t iwl_dbgfs_protection_mode_write(struct file *file, | |
2395 | const char __user *user_buf, | |
2396 | size_t count, loff_t *ppos) { | |
2397 | ||
2398 | struct iwl_priv *priv = file->private_data; | |
2399 | char buf[8]; | |
2400 | int buf_size; | |
2401 | int rts; | |
2402 | ||
38622419 | 2403 | if (!cfg(priv)->ht_params) |
7cb1b088 WYG |
2404 | return -EINVAL; |
2405 | ||
c6abdc0d WYG |
2406 | memset(buf, 0, sizeof(buf)); |
2407 | buf_size = min(count, sizeof(buf) - 1); | |
2408 | if (copy_from_user(buf, user_buf, buf_size)) | |
2409 | return -EFAULT; | |
2410 | if (sscanf(buf, "%d", &rts) != 1) | |
2411 | return -EINVAL; | |
2412 | if (rts) | |
9e295116 | 2413 | priv->hw_params.use_rts_for_aggregation = true; |
c6abdc0d | 2414 | else |
9e295116 | 2415 | priv->hw_params.use_rts_for_aggregation = false; |
c6abdc0d WYG |
2416 | return count; |
2417 | } | |
2418 | ||
7e4005cc WYG |
2419 | static ssize_t iwl_dbgfs_echo_test_write(struct file *file, |
2420 | const char __user *user_buf, | |
2421 | size_t count, loff_t *ppos) | |
2422 | { | |
2423 | struct iwl_priv *priv = file->private_data; | |
2424 | char buf[8]; | |
2425 | int buf_size; | |
2426 | ||
2427 | memset(buf, 0, sizeof(buf)); | |
2428 | buf_size = min(count, sizeof(buf) - 1); | |
2429 | if (copy_from_user(buf, user_buf, buf_size)) | |
2430 | return -EFAULT; | |
2431 | ||
2432 | iwl_cmd_echo_test(priv); | |
2433 | return count; | |
2434 | } | |
2435 | ||
2fdfc476 MV |
2436 | static ssize_t iwl_dbgfs_log_event_read(struct file *file, |
2437 | char __user *user_buf, | |
2438 | size_t count, loff_t *ppos) | |
2439 | { | |
2440 | struct iwl_priv *priv = file->private_data; | |
2441 | char *buf; | |
2442 | int pos = 0; | |
2443 | ssize_t ret = -ENOMEM; | |
2444 | ||
2445 | ret = pos = iwl_dump_nic_event_log(priv, true, &buf, true); | |
2446 | if (buf) { | |
2447 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
2448 | kfree(buf); | |
2449 | } | |
2450 | return ret; | |
2451 | } | |
2452 | ||
2453 | static ssize_t iwl_dbgfs_log_event_write(struct file *file, | |
2454 | const char __user *user_buf, | |
2455 | size_t count, loff_t *ppos) | |
2456 | { | |
2457 | struct iwl_priv *priv = file->private_data; | |
2458 | u32 event_log_flag; | |
2459 | char buf[8]; | |
2460 | int buf_size; | |
2461 | ||
2462 | memset(buf, 0, sizeof(buf)); | |
2463 | buf_size = min(count, sizeof(buf) - 1); | |
2464 | if (copy_from_user(buf, user_buf, buf_size)) | |
2465 | return -EFAULT; | |
2466 | if (sscanf(buf, "%d", &event_log_flag) != 1) | |
2467 | return -EFAULT; | |
2468 | if (event_log_flag == 1) | |
2469 | iwl_dump_nic_event_log(priv, true, NULL, false); | |
2470 | ||
2471 | return count; | |
2472 | } | |
2473 | ||
bfb45f54 DS |
2474 | static ssize_t iwl_dbgfs_calib_disabled_read(struct file *file, |
2475 | char __user *user_buf, | |
2476 | size_t count, loff_t *ppos) | |
2477 | { | |
2478 | struct iwl_priv *priv = file->private_data; | |
2479 | char buf[120]; | |
2480 | int pos = 0; | |
2481 | const size_t bufsz = sizeof(buf); | |
2482 | ||
2483 | pos += scnprintf(buf + pos, bufsz - pos, | |
2484 | "Sensitivity calibrations %s\n", | |
2485 | (priv->calib_disabled & | |
2486 | IWL_SENSITIVITY_CALIB_DISABLED) ? | |
2487 | "DISABLED" : "ENABLED"); | |
2488 | pos += scnprintf(buf + pos, bufsz - pos, | |
2489 | "Chain noise calibrations %s\n", | |
2490 | (priv->calib_disabled & | |
2491 | IWL_CHAIN_NOISE_CALIB_DISABLED) ? | |
2492 | "DISABLED" : "ENABLED"); | |
2493 | pos += scnprintf(buf + pos, bufsz - pos, | |
2494 | "Tx power calibrations %s\n", | |
2495 | (priv->calib_disabled & | |
2496 | IWL_TX_POWER_CALIB_DISABLED) ? | |
2497 | "DISABLED" : "ENABLED"); | |
2498 | ||
2499 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
2500 | } | |
2501 | ||
7163b8a4 WYG |
2502 | DEBUGFS_READ_FILE_OPS(rx_statistics); |
2503 | DEBUGFS_READ_FILE_OPS(tx_statistics); | |
41f5e047 | 2504 | DEBUGFS_READ_WRITE_FILE_OPS(traffic_log); |
e8fe59ae WYG |
2505 | DEBUGFS_READ_FILE_OPS(ucode_rx_stats); |
2506 | DEBUGFS_READ_FILE_OPS(ucode_tx_stats); | |
2507 | DEBUGFS_READ_FILE_OPS(ucode_general_stats); | |
5225935b WYG |
2508 | DEBUGFS_READ_FILE_OPS(sensitivity); |
2509 | DEBUGFS_READ_FILE_OPS(chain_noise); | |
c09430ab | 2510 | DEBUGFS_READ_FILE_OPS(power_save_status); |
7163b8a4 WYG |
2511 | DEBUGFS_WRITE_FILE_OPS(clear_ucode_statistics); |
2512 | DEBUGFS_WRITE_FILE_OPS(clear_traffic_statistics); | |
a9e1cb6a | 2513 | DEBUGFS_READ_WRITE_FILE_OPS(ucode_tracing); |
a13d276f | 2514 | DEBUGFS_READ_WRITE_FILE_OPS(missed_beacon); |
3e4fb5fa | 2515 | DEBUGFS_READ_WRITE_FILE_OPS(plcp_delta); |
48dffd39 | 2516 | DEBUGFS_READ_WRITE_FILE_OPS(rf_reset); |
60987206 JB |
2517 | DEBUGFS_READ_FILE_OPS(rxon_flags); |
2518 | DEBUGFS_READ_FILE_OPS(rxon_filter_flags); | |
4bf49a90 | 2519 | DEBUGFS_WRITE_FILE_OPS(txfifo_flush); |
ffb7d896 | 2520 | DEBUGFS_READ_FILE_OPS(ucode_bt_stats); |
befe8c46 | 2521 | DEBUGFS_READ_FILE_OPS(bt_traffic); |
c6abdc0d | 2522 | DEBUGFS_READ_WRITE_FILE_OPS(protection_mode); |
54a9aa65 | 2523 | DEBUGFS_READ_FILE_OPS(reply_tx_error); |
7e4005cc | 2524 | DEBUGFS_WRITE_FILE_OPS(echo_test); |
2fdfc476 | 2525 | DEBUGFS_READ_WRITE_FILE_OPS(log_event); |
bfb45f54 | 2526 | DEBUGFS_READ_FILE_OPS(calib_disabled); |
20594eb0 | 2527 | |
712b6cf5 TW |
2528 | /* |
2529 | * Create the debugfs files and directories | |
2530 | * | |
2531 | */ | |
2532 | int iwl_dbgfs_register(struct iwl_priv *priv, const char *name) | |
2533 | { | |
95b1a822 | 2534 | struct dentry *phyd = priv->hw->wiphy->debugfsdir; |
4c84a8f1 | 2535 | struct dentry *dir_drv, *dir_data, *dir_rf, *dir_debug; |
712b6cf5 | 2536 | |
4c84a8f1 JB |
2537 | dir_drv = debugfs_create_dir(name, phyd); |
2538 | if (!dir_drv) | |
2539 | return -ENOMEM; | |
712b6cf5 | 2540 | |
4c84a8f1 JB |
2541 | priv->debugfs_dir = dir_drv; |
2542 | ||
2543 | dir_data = debugfs_create_dir("data", dir_drv); | |
2544 | if (!dir_data) | |
2545 | goto err; | |
2546 | dir_rf = debugfs_create_dir("rf", dir_drv); | |
2547 | if (!dir_rf) | |
2548 | goto err; | |
2549 | dir_debug = debugfs_create_dir("debug", dir_drv); | |
2550 | if (!dir_debug) | |
712b6cf5 | 2551 | goto err; |
712b6cf5 | 2552 | |
4c84a8f1 JB |
2553 | DEBUGFS_ADD_FILE(nvm, dir_data, S_IRUSR); |
2554 | DEBUGFS_ADD_FILE(sram, dir_data, S_IWUSR | S_IRUSR); | |
c8ac61cf | 2555 | DEBUGFS_ADD_FILE(wowlan_sram, dir_data, S_IRUSR); |
4c84a8f1 JB |
2556 | DEBUGFS_ADD_FILE(stations, dir_data, S_IRUSR); |
2557 | DEBUGFS_ADD_FILE(channels, dir_data, S_IRUSR); | |
2558 | DEBUGFS_ADD_FILE(status, dir_data, S_IRUSR); | |
1f7b6172 | 2559 | DEBUGFS_ADD_FILE(rx_handlers, dir_data, S_IWUSR | S_IRUSR); |
4c84a8f1 | 2560 | DEBUGFS_ADD_FILE(qos, dir_data, S_IRUSR); |
23c0fcc6 WYG |
2561 | DEBUGFS_ADD_FILE(sleep_level_override, dir_data, S_IWUSR | S_IRUSR); |
2562 | DEBUGFS_ADD_FILE(current_sleep_command, dir_data, S_IRUSR); | |
4c84a8f1 JB |
2563 | DEBUGFS_ADD_FILE(thermal_throttling, dir_data, S_IRUSR); |
2564 | DEBUGFS_ADD_FILE(disable_ht40, dir_data, S_IWUSR | S_IRUSR); | |
511afa3b | 2565 | DEBUGFS_ADD_FILE(temperature, dir_data, S_IRUSR); |
ca934b67 | 2566 | |
4c84a8f1 JB |
2567 | DEBUGFS_ADD_FILE(rx_statistics, dir_debug, S_IRUSR); |
2568 | DEBUGFS_ADD_FILE(tx_statistics, dir_debug, S_IRUSR); | |
41f5e047 | 2569 | DEBUGFS_ADD_FILE(traffic_log, dir_debug, S_IWUSR | S_IRUSR); |
4c84a8f1 JB |
2570 | DEBUGFS_ADD_FILE(power_save_status, dir_debug, S_IRUSR); |
2571 | DEBUGFS_ADD_FILE(clear_ucode_statistics, dir_debug, S_IWUSR); | |
2572 | DEBUGFS_ADD_FILE(clear_traffic_statistics, dir_debug, S_IWUSR); | |
4c84a8f1 | 2573 | DEBUGFS_ADD_FILE(missed_beacon, dir_debug, S_IWUSR); |
4c84a8f1 | 2574 | DEBUGFS_ADD_FILE(plcp_delta, dir_debug, S_IWUSR | S_IRUSR); |
48dffd39 | 2575 | DEBUGFS_ADD_FILE(rf_reset, dir_debug, S_IWUSR | S_IRUSR); |
b8c76267 AK |
2576 | DEBUGFS_ADD_FILE(ucode_rx_stats, dir_debug, S_IRUSR); |
2577 | DEBUGFS_ADD_FILE(ucode_tx_stats, dir_debug, S_IRUSR); | |
2578 | DEBUGFS_ADD_FILE(ucode_general_stats, dir_debug, S_IRUSR); | |
c68744fb | 2579 | DEBUGFS_ADD_FILE(txfifo_flush, dir_debug, S_IWUSR); |
c6abdc0d | 2580 | DEBUGFS_ADD_FILE(protection_mode, dir_debug, S_IWUSR | S_IRUSR); |
703bc583 WYG |
2581 | DEBUGFS_ADD_FILE(sensitivity, dir_debug, S_IRUSR); |
2582 | DEBUGFS_ADD_FILE(chain_noise, dir_debug, S_IRUSR); | |
b7af6a99 | 2583 | DEBUGFS_ADD_FILE(ucode_tracing, dir_debug, S_IWUSR | S_IRUSR); |
0da0e5bf | 2584 | DEBUGFS_ADD_FILE(ucode_bt_stats, dir_debug, S_IRUSR); |
54a9aa65 | 2585 | DEBUGFS_ADD_FILE(reply_tx_error, dir_debug, S_IRUSR); |
60987206 JB |
2586 | DEBUGFS_ADD_FILE(rxon_flags, dir_debug, S_IWUSR); |
2587 | DEBUGFS_ADD_FILE(rxon_filter_flags, dir_debug, S_IWUSR); | |
7e4005cc | 2588 | DEBUGFS_ADD_FILE(echo_test, dir_debug, S_IWUSR); |
2fdfc476 MV |
2589 | DEBUGFS_ADD_FILE(log_event, dir_debug, S_IWUSR | S_IRUSR); |
2590 | ||
88e58fc5 | 2591 | if (iwl_advanced_bt_coexist(priv)) |
befe8c46 | 2592 | DEBUGFS_ADD_FILE(bt_traffic, dir_debug, S_IRUSR); |
ca934b67 | 2593 | |
bfb45f54 DS |
2594 | /* Calibrations disabled/enabled status*/ |
2595 | DEBUGFS_ADD_FILE(calib_disabled, dir_rf, S_IRUSR); | |
87e5666c EG |
2596 | |
2597 | if (iwl_trans_dbgfs_register(trans(priv), dir_debug)) | |
2598 | goto err; | |
712b6cf5 TW |
2599 | return 0; |
2600 | ||
2601 | err: | |
4c84a8f1 | 2602 | IWL_ERR(priv, "Can't create the debugfs directory\n"); |
712b6cf5 | 2603 | iwl_dbgfs_unregister(priv); |
4c84a8f1 | 2604 | return -ENOMEM; |
712b6cf5 | 2605 | } |
712b6cf5 TW |
2606 | |
2607 | /** | |
2608 | * Remove the debugfs files and directories | |
2609 | * | |
2610 | */ | |
2611 | void iwl_dbgfs_unregister(struct iwl_priv *priv) | |
2612 | { | |
4c84a8f1 | 2613 | if (!priv->debugfs_dir) |
712b6cf5 TW |
2614 | return; |
2615 | ||
4c84a8f1 JB |
2616 | debugfs_remove_recursive(priv->debugfs_dir); |
2617 | priv->debugfs_dir = NULL; | |
712b6cf5 | 2618 | } |