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712b6cf5 TW |
1 | /****************************************************************************** |
2 | * | |
3 | * GPL LICENSE SUMMARY | |
4 | * | |
901069c7 | 5 | * Copyright(c) 2008 - 2011 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 | ||
712b6cf5 TW |
67 | /* file operation */ |
68 | #define DEBUGFS_READ_FUNC(name) \ | |
69 | static ssize_t iwl_dbgfs_##name##_read(struct file *file, \ | |
70 | char __user *user_buf, \ | |
71 | size_t count, loff_t *ppos); | |
72 | ||
73 | #define DEBUGFS_WRITE_FUNC(name) \ | |
74 | static ssize_t iwl_dbgfs_##name##_write(struct file *file, \ | |
75 | const char __user *user_buf, \ | |
76 | size_t count, loff_t *ppos); | |
77 | ||
78 | ||
79 | static int iwl_dbgfs_open_file_generic(struct inode *inode, struct file *file) | |
80 | { | |
81 | file->private_data = inode->i_private; | |
82 | return 0; | |
83 | } | |
84 | ||
85 | #define DEBUGFS_READ_FILE_OPS(name) \ | |
86 | DEBUGFS_READ_FUNC(name); \ | |
87 | static const struct file_operations iwl_dbgfs_##name##_ops = { \ | |
88 | .read = iwl_dbgfs_##name##_read, \ | |
89 | .open = iwl_dbgfs_open_file_generic, \ | |
2b18ab36 | 90 | .llseek = generic_file_llseek, \ |
712b6cf5 TW |
91 | }; |
92 | ||
189a2b59 EK |
93 | #define DEBUGFS_WRITE_FILE_OPS(name) \ |
94 | DEBUGFS_WRITE_FUNC(name); \ | |
95 | static const struct file_operations iwl_dbgfs_##name##_ops = { \ | |
96 | .write = iwl_dbgfs_##name##_write, \ | |
97 | .open = iwl_dbgfs_open_file_generic, \ | |
2b18ab36 | 98 | .llseek = generic_file_llseek, \ |
189a2b59 EK |
99 | }; |
100 | ||
101 | ||
712b6cf5 TW |
102 | #define DEBUGFS_READ_WRITE_FILE_OPS(name) \ |
103 | DEBUGFS_READ_FUNC(name); \ | |
104 | DEBUGFS_WRITE_FUNC(name); \ | |
105 | static const struct file_operations iwl_dbgfs_##name##_ops = { \ | |
106 | .write = iwl_dbgfs_##name##_write, \ | |
107 | .read = iwl_dbgfs_##name##_read, \ | |
108 | .open = iwl_dbgfs_open_file_generic, \ | |
2b18ab36 | 109 | .llseek = generic_file_llseek, \ |
712b6cf5 TW |
110 | }; |
111 | ||
712b6cf5 TW |
112 | static ssize_t iwl_dbgfs_tx_statistics_read(struct file *file, |
113 | char __user *user_buf, | |
114 | size_t count, loff_t *ppos) { | |
115 | ||
28f63a4b | 116 | struct iwl_priv *priv = file->private_data; |
22fdf3c9 | 117 | char *buf; |
712b6cf5 TW |
118 | int pos = 0; |
119 | ||
22fdf3c9 WYG |
120 | int cnt; |
121 | ssize_t ret; | |
98a7b43b WYG |
122 | const size_t bufsz = 100 + |
123 | sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX); | |
22fdf3c9 WYG |
124 | buf = kzalloc(bufsz, GFP_KERNEL); |
125 | if (!buf) | |
126 | return -ENOMEM; | |
127 | pos += scnprintf(buf + pos, bufsz - pos, "Management:\n"); | |
128 | for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) { | |
129 | pos += scnprintf(buf + pos, bufsz - pos, | |
98a7b43b | 130 | "\t%25s\t\t: %u\n", |
22fdf3c9 WYG |
131 | get_mgmt_string(cnt), |
132 | priv->tx_stats.mgmt[cnt]); | |
133 | } | |
134 | pos += scnprintf(buf + pos, bufsz - pos, "Control\n"); | |
135 | for (cnt = 0; cnt < CONTROL_MAX; cnt++) { | |
136 | pos += scnprintf(buf + pos, bufsz - pos, | |
98a7b43b | 137 | "\t%25s\t\t: %u\n", |
22fdf3c9 WYG |
138 | get_ctrl_string(cnt), |
139 | priv->tx_stats.ctrl[cnt]); | |
140 | } | |
141 | pos += scnprintf(buf + pos, bufsz - pos, "Data:\n"); | |
142 | pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n", | |
143 | priv->tx_stats.data_cnt); | |
144 | pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n", | |
145 | priv->tx_stats.data_bytes); | |
146 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
147 | kfree(buf); | |
148 | return ret; | |
149 | } | |
150 | ||
7163b8a4 | 151 | static ssize_t iwl_dbgfs_clear_traffic_statistics_write(struct file *file, |
22fdf3c9 WYG |
152 | const char __user *user_buf, |
153 | size_t count, loff_t *ppos) | |
154 | { | |
155 | struct iwl_priv *priv = file->private_data; | |
156 | u32 clear_flag; | |
157 | char buf[8]; | |
158 | int buf_size; | |
712b6cf5 | 159 | |
22fdf3c9 WYG |
160 | memset(buf, 0, sizeof(buf)); |
161 | buf_size = min(count, sizeof(buf) - 1); | |
162 | if (copy_from_user(buf, user_buf, buf_size)) | |
163 | return -EFAULT; | |
164 | if (sscanf(buf, "%x", &clear_flag) != 1) | |
165 | return -EFAULT; | |
7163b8a4 | 166 | iwl_clear_traffic_stats(priv); |
22fdf3c9 WYG |
167 | |
168 | return count; | |
712b6cf5 TW |
169 | } |
170 | ||
171 | static ssize_t iwl_dbgfs_rx_statistics_read(struct file *file, | |
172 | char __user *user_buf, | |
173 | size_t count, loff_t *ppos) { | |
174 | ||
28f63a4b | 175 | struct iwl_priv *priv = file->private_data; |
22fdf3c9 | 176 | char *buf; |
712b6cf5 | 177 | int pos = 0; |
22fdf3c9 WYG |
178 | int cnt; |
179 | ssize_t ret; | |
180 | const size_t bufsz = 100 + | |
98a7b43b | 181 | sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX); |
22fdf3c9 WYG |
182 | buf = kzalloc(bufsz, GFP_KERNEL); |
183 | if (!buf) | |
184 | return -ENOMEM; | |
712b6cf5 | 185 | |
22fdf3c9 WYG |
186 | pos += scnprintf(buf + pos, bufsz - pos, "Management:\n"); |
187 | for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) { | |
188 | pos += scnprintf(buf + pos, bufsz - pos, | |
98a7b43b | 189 | "\t%25s\t\t: %u\n", |
22fdf3c9 WYG |
190 | get_mgmt_string(cnt), |
191 | priv->rx_stats.mgmt[cnt]); | |
192 | } | |
193 | pos += scnprintf(buf + pos, bufsz - pos, "Control:\n"); | |
194 | for (cnt = 0; cnt < CONTROL_MAX; cnt++) { | |
195 | pos += scnprintf(buf + pos, bufsz - pos, | |
98a7b43b | 196 | "\t%25s\t\t: %u\n", |
22fdf3c9 WYG |
197 | get_ctrl_string(cnt), |
198 | priv->rx_stats.ctrl[cnt]); | |
199 | } | |
200 | pos += scnprintf(buf + pos, bufsz - pos, "Data:\n"); | |
201 | pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n", | |
202 | priv->rx_stats.data_cnt); | |
203 | pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n", | |
204 | priv->rx_stats.data_bytes); | |
712b6cf5 | 205 | |
22fdf3c9 WYG |
206 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
207 | kfree(buf); | |
208 | return ret; | |
209 | } | |
210 | ||
712b6cf5 TW |
211 | static ssize_t iwl_dbgfs_sram_read(struct file *file, |
212 | char __user *user_buf, | |
213 | size_t count, loff_t *ppos) | |
214 | { | |
24834d2c | 215 | u32 val = 0; |
2943f136 | 216 | char *buf; |
712b6cf5 | 217 | ssize_t ret; |
24834d2c JS |
218 | int i = 0; |
219 | bool device_format = false; | |
220 | int offset = 0; | |
221 | int len = 0; | |
712b6cf5 | 222 | int pos = 0; |
24834d2c | 223 | int sram; |
28f63a4b | 224 | struct iwl_priv *priv = file->private_data; |
2943f136 | 225 | size_t bufsz; |
712b6cf5 | 226 | |
5ade1e4d | 227 | /* default is to dump the entire data segment */ |
4c84a8f1 JB |
228 | if (!priv->dbgfs_sram_offset && !priv->dbgfs_sram_len) { |
229 | priv->dbgfs_sram_offset = 0x800000; | |
872907bb | 230 | if (priv->ucode_type == IWL_UCODE_INIT) |
dbf28e21 | 231 | priv->dbgfs_sram_len = priv->ucode_init.data.len; |
5ade1e4d | 232 | else |
dbf28e21 | 233 | priv->dbgfs_sram_len = priv->ucode_rt.data.len; |
5ade1e4d | 234 | } |
24834d2c JS |
235 | len = priv->dbgfs_sram_len; |
236 | ||
237 | if (len == -4) { | |
238 | device_format = true; | |
239 | len = 4; | |
240 | } | |
241 | ||
242 | bufsz = 50 + len * 4; | |
2943f136 WYG |
243 | buf = kmalloc(bufsz, GFP_KERNEL); |
244 | if (!buf) | |
245 | return -ENOMEM; | |
24834d2c | 246 | |
5ade1e4d | 247 | pos += scnprintf(buf + pos, bufsz - pos, "sram_len: 0x%x\n", |
24834d2c | 248 | len); |
5ade1e4d | 249 | pos += scnprintf(buf + pos, bufsz - pos, "sram_offset: 0x%x\n", |
4c84a8f1 | 250 | priv->dbgfs_sram_offset); |
24834d2c JS |
251 | |
252 | /* adjust sram address since reads are only on even u32 boundaries */ | |
253 | offset = priv->dbgfs_sram_offset & 0x3; | |
254 | sram = priv->dbgfs_sram_offset & ~0x3; | |
255 | ||
256 | /* read the first u32 from sram */ | |
257 | val = iwl_read_targ_mem(priv, sram); | |
258 | ||
259 | for (; len; len--) { | |
260 | /* put the address at the start of every line */ | |
261 | if (i == 0) | |
262 | pos += scnprintf(buf + pos, bufsz - pos, | |
263 | "%08X: ", sram + offset); | |
264 | ||
265 | if (device_format) | |
266 | pos += scnprintf(buf + pos, bufsz - pos, | |
267 | "%02x", (val >> (8 * (3 - offset))) & 0xff); | |
268 | else | |
269 | pos += scnprintf(buf + pos, bufsz - pos, | |
270 | "%02x ", (val >> (8 * offset)) & 0xff); | |
271 | ||
272 | /* if all bytes processed, read the next u32 from sram */ | |
273 | if (++offset == 4) { | |
274 | sram += 4; | |
275 | offset = 0; | |
276 | val = iwl_read_targ_mem(priv, sram); | |
712b6cf5 | 277 | } |
24834d2c JS |
278 | |
279 | /* put in extra spaces and split lines for human readability */ | |
280 | if (++i == 16) { | |
281 | i = 0; | |
2943f136 | 282 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); |
24834d2c JS |
283 | } else if (!(i & 7)) { |
284 | pos += scnprintf(buf + pos, bufsz - pos, " "); | |
285 | } else if (!(i & 3)) { | |
286 | pos += scnprintf(buf + pos, bufsz - pos, " "); | |
287 | } | |
712b6cf5 | 288 | } |
24834d2c JS |
289 | if (i) |
290 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
712b6cf5 TW |
291 | |
292 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
2943f136 | 293 | kfree(buf); |
712b6cf5 TW |
294 | return ret; |
295 | } | |
296 | ||
297 | static ssize_t iwl_dbgfs_sram_write(struct file *file, | |
298 | const char __user *user_buf, | |
299 | size_t count, loff_t *ppos) | |
300 | { | |
301 | struct iwl_priv *priv = file->private_data; | |
302 | char buf[64]; | |
303 | int buf_size; | |
304 | u32 offset, len; | |
305 | ||
306 | memset(buf, 0, sizeof(buf)); | |
307 | buf_size = min(count, sizeof(buf) - 1); | |
308 | if (copy_from_user(buf, user_buf, buf_size)) | |
309 | return -EFAULT; | |
310 | ||
311 | if (sscanf(buf, "%x,%x", &offset, &len) == 2) { | |
4c84a8f1 JB |
312 | priv->dbgfs_sram_offset = offset; |
313 | priv->dbgfs_sram_len = len; | |
24834d2c JS |
314 | } else if (sscanf(buf, "%x", &offset) == 1) { |
315 | priv->dbgfs_sram_offset = offset; | |
316 | priv->dbgfs_sram_len = -4; | |
712b6cf5 | 317 | } else { |
4c84a8f1 JB |
318 | priv->dbgfs_sram_offset = 0; |
319 | priv->dbgfs_sram_len = 0; | |
712b6cf5 TW |
320 | } |
321 | ||
322 | return count; | |
323 | } | |
324 | ||
325 | static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf, | |
326 | size_t count, loff_t *ppos) | |
327 | { | |
28f63a4b | 328 | struct iwl_priv *priv = file->private_data; |
6def9761 | 329 | struct iwl_station_entry *station; |
5425e490 | 330 | int max_sta = priv->hw_params.max_stations; |
712b6cf5 TW |
331 | char *buf; |
332 | int i, j, pos = 0; | |
333 | ssize_t ret; | |
334 | /* Add 30 for initial string */ | |
335 | const size_t bufsz = 30 + sizeof(char) * 500 * (priv->num_stations); | |
712b6cf5 TW |
336 | |
337 | buf = kmalloc(bufsz, GFP_KERNEL); | |
3ac7f146 | 338 | if (!buf) |
712b6cf5 TW |
339 | return -ENOMEM; |
340 | ||
db0589f3 | 341 | pos += scnprintf(buf + pos, bufsz - pos, "num of stations: %d\n\n", |
712b6cf5 TW |
342 | priv->num_stations); |
343 | ||
344 | for (i = 0; i < max_sta; i++) { | |
345 | station = &priv->stations[i]; | |
da73511d JB |
346 | if (!station->used) |
347 | continue; | |
348 | pos += scnprintf(buf + pos, bufsz - pos, | |
349 | "station %d - addr: %pM, flags: %#x\n", | |
350 | i, station->sta.sta.addr, | |
351 | station->sta.station_flags_msk); | |
352 | pos += scnprintf(buf + pos, bufsz - pos, | |
353 | "TID\tseq_num\ttxq_id\tframes\ttfds\t"); | |
354 | pos += scnprintf(buf + pos, bufsz - pos, | |
355 | "start_idx\tbitmap\t\t\trate_n_flags\n"); | |
712b6cf5 | 356 | |
da73511d JB |
357 | for (j = 0; j < MAX_TID_COUNT; j++) { |
358 | pos += scnprintf(buf + pos, bufsz - pos, | |
359 | "%d:\t%#x\t%#x\t%u\t%u\t%u\t\t%#.16llx\t%#x", | |
360 | j, station->tid[j].seq_number, | |
361 | station->tid[j].agg.txq_id, | |
362 | station->tid[j].agg.frame_count, | |
363 | station->tid[j].tfds_in_queue, | |
364 | station->tid[j].agg.start_idx, | |
365 | station->tid[j].agg.bitmap, | |
366 | station->tid[j].agg.rate_n_flags); | |
367 | ||
368 | if (station->tid[j].agg.wait_for_ba) | |
db0589f3 | 369 | pos += scnprintf(buf + pos, bufsz - pos, |
da73511d | 370 | " - waitforba"); |
db0589f3 | 371 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); |
712b6cf5 | 372 | } |
da73511d JB |
373 | |
374 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
712b6cf5 TW |
375 | } |
376 | ||
377 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
378 | kfree(buf); | |
379 | return ret; | |
380 | } | |
381 | ||
0848e297 | 382 | static ssize_t iwl_dbgfs_nvm_read(struct file *file, |
8dd266ef TW |
383 | char __user *user_buf, |
384 | size_t count, | |
385 | loff_t *ppos) | |
386 | { | |
387 | ssize_t ret; | |
28f63a4b | 388 | struct iwl_priv *priv = file->private_data; |
8dd266ef TW |
389 | int pos = 0, ofs = 0, buf_size = 0; |
390 | const u8 *ptr; | |
391 | char *buf; | |
e307ddce | 392 | u16 eeprom_ver; |
7cb1b088 | 393 | size_t eeprom_len = priv->cfg->base_params->eeprom_size; |
8dd266ef TW |
394 | buf_size = 4 * eeprom_len + 256; |
395 | ||
396 | if (eeprom_len % 16) { | |
0848e297 | 397 | IWL_ERR(priv, "NVM size is not multiple of 16.\n"); |
8dd266ef TW |
398 | return -ENODATA; |
399 | } | |
400 | ||
c37457e6 JL |
401 | ptr = priv->eeprom; |
402 | if (!ptr) { | |
403 | IWL_ERR(priv, "Invalid EEPROM/OTP memory\n"); | |
404 | return -ENOMEM; | |
405 | } | |
406 | ||
8dd266ef TW |
407 | /* 4 characters for byte 0xYY */ |
408 | buf = kzalloc(buf_size, GFP_KERNEL); | |
409 | if (!buf) { | |
15b1687c | 410 | IWL_ERR(priv, "Can not allocate Buffer\n"); |
8dd266ef TW |
411 | return -ENOMEM; |
412 | } | |
e307ddce WYG |
413 | eeprom_ver = iwl_eeprom_query16(priv, EEPROM_VERSION); |
414 | pos += scnprintf(buf + pos, buf_size - pos, "NVM Type: %s, " | |
415 | "version: 0x%x\n", | |
0848e297 | 416 | (priv->nvm_device_type == NVM_DEVICE_TYPE_OTP) |
e307ddce | 417 | ? "OTP" : "EEPROM", eeprom_ver); |
8dd266ef TW |
418 | for (ofs = 0 ; ofs < eeprom_len ; ofs += 16) { |
419 | pos += scnprintf(buf + pos, buf_size - pos, "0x%.4x ", ofs); | |
420 | hex_dump_to_buffer(ptr + ofs, 16 , 16, 2, buf + pos, | |
421 | buf_size - pos, 0); | |
2fac9717 | 422 | pos += strlen(buf + pos); |
8dd266ef TW |
423 | if (buf_size - pos > 0) |
424 | buf[pos++] = '\n'; | |
425 | } | |
426 | ||
427 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
428 | kfree(buf); | |
429 | return ret; | |
430 | } | |
712b6cf5 | 431 | |
b03d7d0f WYG |
432 | static ssize_t iwl_dbgfs_log_event_read(struct file *file, |
433 | char __user *user_buf, | |
434 | size_t count, loff_t *ppos) | |
435 | { | |
436 | struct iwl_priv *priv = file->private_data; | |
437 | char *buf; | |
438 | int pos = 0; | |
439 | ssize_t ret = -ENOMEM; | |
440 | ||
3ecccbcd | 441 | ret = pos = iwl_dump_nic_event_log(priv, true, &buf, true); |
937c397e | 442 | if (buf) { |
b03d7d0f WYG |
443 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
444 | kfree(buf); | |
445 | } | |
446 | return ret; | |
447 | } | |
448 | ||
189a2b59 EK |
449 | static ssize_t iwl_dbgfs_log_event_write(struct file *file, |
450 | const char __user *user_buf, | |
451 | size_t count, loff_t *ppos) | |
452 | { | |
453 | struct iwl_priv *priv = file->private_data; | |
454 | u32 event_log_flag; | |
455 | char buf[8]; | |
456 | int buf_size; | |
457 | ||
458 | memset(buf, 0, sizeof(buf)); | |
459 | buf_size = min(count, sizeof(buf) - 1); | |
460 | if (copy_from_user(buf, user_buf, buf_size)) | |
461 | return -EFAULT; | |
462 | if (sscanf(buf, "%d", &event_log_flag) != 1) | |
463 | return -EFAULT; | |
464 | if (event_log_flag == 1) | |
3ecccbcd | 465 | iwl_dump_nic_event_log(priv, true, NULL, false); |
189a2b59 EK |
466 | |
467 | return count; | |
468 | } | |
469 | ||
d366df5a WT |
470 | |
471 | ||
472 | static ssize_t iwl_dbgfs_channels_read(struct file *file, char __user *user_buf, | |
473 | size_t count, loff_t *ppos) | |
474 | { | |
28f63a4b | 475 | struct iwl_priv *priv = file->private_data; |
d366df5a WT |
476 | struct ieee80211_channel *channels = NULL; |
477 | const struct ieee80211_supported_band *supp_band = NULL; | |
478 | int pos = 0, i, bufsz = PAGE_SIZE; | |
479 | char *buf; | |
480 | ssize_t ret; | |
481 | ||
482 | if (!test_bit(STATUS_GEO_CONFIGURED, &priv->status)) | |
483 | return -EAGAIN; | |
484 | ||
485 | buf = kzalloc(bufsz, GFP_KERNEL); | |
486 | if (!buf) { | |
15b1687c | 487 | IWL_ERR(priv, "Can not allocate Buffer\n"); |
d366df5a WT |
488 | return -ENOMEM; |
489 | } | |
490 | ||
491 | supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_2GHZ); | |
a2e2322d WYG |
492 | if (supp_band) { |
493 | channels = supp_band->channels; | |
d366df5a | 494 | |
d366df5a | 495 | pos += scnprintf(buf + pos, bufsz - pos, |
a2e2322d WYG |
496 | "Displaying %d channels in 2.4GHz band 802.11bg):\n", |
497 | supp_band->n_channels); | |
d366df5a | 498 | |
a2e2322d WYG |
499 | for (i = 0; i < supp_band->n_channels; i++) |
500 | pos += scnprintf(buf + pos, bufsz - pos, | |
501 | "%d: %ddBm: BSS%s%s, %s.\n", | |
81e95430 | 502 | channels[i].hw_value, |
a2e2322d WYG |
503 | channels[i].max_power, |
504 | channels[i].flags & IEEE80211_CHAN_RADAR ? | |
505 | " (IEEE 802.11h required)" : "", | |
506 | ((channels[i].flags & IEEE80211_CHAN_NO_IBSS) | |
507 | || (channels[i].flags & | |
508 | IEEE80211_CHAN_RADAR)) ? "" : | |
509 | ", IBSS", | |
510 | channels[i].flags & | |
511 | IEEE80211_CHAN_PASSIVE_SCAN ? | |
512 | "passive only" : "active/passive"); | |
513 | } | |
d366df5a | 514 | supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_5GHZ); |
a2e2322d WYG |
515 | if (supp_band) { |
516 | channels = supp_band->channels; | |
d366df5a | 517 | |
d366df5a | 518 | pos += scnprintf(buf + pos, bufsz - pos, |
a2e2322d WYG |
519 | "Displaying %d channels in 5.2GHz band (802.11a)\n", |
520 | supp_band->n_channels); | |
521 | ||
522 | for (i = 0; i < supp_band->n_channels; i++) | |
523 | pos += scnprintf(buf + pos, bufsz - pos, | |
524 | "%d: %ddBm: BSS%s%s, %s.\n", | |
81e95430 | 525 | channels[i].hw_value, |
a2e2322d WYG |
526 | channels[i].max_power, |
527 | channels[i].flags & IEEE80211_CHAN_RADAR ? | |
528 | " (IEEE 802.11h required)" : "", | |
529 | ((channels[i].flags & IEEE80211_CHAN_NO_IBSS) | |
530 | || (channels[i].flags & | |
531 | IEEE80211_CHAN_RADAR)) ? "" : | |
532 | ", IBSS", | |
533 | channels[i].flags & | |
534 | IEEE80211_CHAN_PASSIVE_SCAN ? | |
535 | "passive only" : "active/passive"); | |
536 | } | |
d366df5a WT |
537 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
538 | kfree(buf); | |
539 | return ret; | |
540 | } | |
541 | ||
08df05aa WYG |
542 | static ssize_t iwl_dbgfs_status_read(struct file *file, |
543 | char __user *user_buf, | |
544 | size_t count, loff_t *ppos) { | |
545 | ||
28f63a4b | 546 | struct iwl_priv *priv = file->private_data; |
08df05aa WYG |
547 | char buf[512]; |
548 | int pos = 0; | |
549 | const size_t bufsz = sizeof(buf); | |
550 | ||
551 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_HCMD_ACTIVE:\t %d\n", | |
552 | test_bit(STATUS_HCMD_ACTIVE, &priv->status)); | |
08df05aa WYG |
553 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INT_ENABLED:\t %d\n", |
554 | test_bit(STATUS_INT_ENABLED, &priv->status)); | |
555 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_RF_KILL_HW:\t %d\n", | |
556 | test_bit(STATUS_RF_KILL_HW, &priv->status)); | |
7812b167 WYG |
557 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_CT_KILL:\t\t %d\n", |
558 | test_bit(STATUS_CT_KILL, &priv->status)); | |
08df05aa WYG |
559 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INIT:\t\t %d\n", |
560 | test_bit(STATUS_INIT, &priv->status)); | |
561 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_ALIVE:\t\t %d\n", | |
562 | test_bit(STATUS_ALIVE, &priv->status)); | |
563 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_READY:\t\t %d\n", | |
564 | test_bit(STATUS_READY, &priv->status)); | |
565 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_TEMPERATURE:\t %d\n", | |
566 | test_bit(STATUS_TEMPERATURE, &priv->status)); | |
567 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_GEO_CONFIGURED:\t %d\n", | |
568 | test_bit(STATUS_GEO_CONFIGURED, &priv->status)); | |
569 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_EXIT_PENDING:\t %d\n", | |
570 | test_bit(STATUS_EXIT_PENDING, &priv->status)); | |
08df05aa WYG |
571 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_STATISTICS:\t %d\n", |
572 | test_bit(STATUS_STATISTICS, &priv->status)); | |
573 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCANNING:\t %d\n", | |
574 | test_bit(STATUS_SCANNING, &priv->status)); | |
575 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_ABORTING:\t %d\n", | |
576 | test_bit(STATUS_SCAN_ABORTING, &priv->status)); | |
577 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_HW:\t\t %d\n", | |
578 | test_bit(STATUS_SCAN_HW, &priv->status)); | |
579 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_POWER_PMI:\t %d\n", | |
580 | test_bit(STATUS_POWER_PMI, &priv->status)); | |
581 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_FW_ERROR:\t %d\n", | |
582 | test_bit(STATUS_FW_ERROR, &priv->status)); | |
08df05aa WYG |
583 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
584 | } | |
585 | ||
a83b9141 WYG |
586 | static ssize_t iwl_dbgfs_interrupt_read(struct file *file, |
587 | char __user *user_buf, | |
588 | size_t count, loff_t *ppos) { | |
589 | ||
28f63a4b | 590 | struct iwl_priv *priv = file->private_data; |
a83b9141 WYG |
591 | int pos = 0; |
592 | int cnt = 0; | |
593 | char *buf; | |
594 | int bufsz = 24 * 64; /* 24 items * 64 char per item */ | |
595 | ssize_t ret; | |
596 | ||
597 | buf = kzalloc(bufsz, GFP_KERNEL); | |
598 | if (!buf) { | |
599 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
600 | return -ENOMEM; | |
601 | } | |
602 | ||
603 | pos += scnprintf(buf + pos, bufsz - pos, | |
604 | "Interrupt Statistics Report:\n"); | |
605 | ||
606 | pos += scnprintf(buf + pos, bufsz - pos, "HW Error:\t\t\t %u\n", | |
607 | priv->isr_stats.hw); | |
608 | pos += scnprintf(buf + pos, bufsz - pos, "SW Error:\t\t\t %u\n", | |
609 | priv->isr_stats.sw); | |
6e6ebf4b | 610 | if (priv->isr_stats.sw || priv->isr_stats.hw) { |
a83b9141 WYG |
611 | pos += scnprintf(buf + pos, bufsz - pos, |
612 | "\tLast Restarting Code: 0x%X\n", | |
6e6ebf4b | 613 | priv->isr_stats.err_code); |
a83b9141 WYG |
614 | } |
615 | #ifdef CONFIG_IWLWIFI_DEBUG | |
616 | pos += scnprintf(buf + pos, bufsz - pos, "Frame transmitted:\t\t %u\n", | |
617 | priv->isr_stats.sch); | |
618 | pos += scnprintf(buf + pos, bufsz - pos, "Alive interrupt:\t\t %u\n", | |
619 | priv->isr_stats.alive); | |
620 | #endif | |
621 | pos += scnprintf(buf + pos, bufsz - pos, | |
622 | "HW RF KILL switch toggled:\t %u\n", | |
623 | priv->isr_stats.rfkill); | |
624 | ||
625 | pos += scnprintf(buf + pos, bufsz - pos, "CT KILL:\t\t\t %u\n", | |
626 | priv->isr_stats.ctkill); | |
627 | ||
628 | pos += scnprintf(buf + pos, bufsz - pos, "Wakeup Interrupt:\t\t %u\n", | |
629 | priv->isr_stats.wakeup); | |
630 | ||
631 | pos += scnprintf(buf + pos, bufsz - pos, | |
632 | "Rx command responses:\t\t %u\n", | |
633 | priv->isr_stats.rx); | |
634 | for (cnt = 0; cnt < REPLY_MAX; cnt++) { | |
635 | if (priv->isr_stats.rx_handlers[cnt] > 0) | |
636 | pos += scnprintf(buf + pos, bufsz - pos, | |
637 | "\tRx handler[%36s]:\t\t %u\n", | |
638 | get_cmd_string(cnt), | |
639 | priv->isr_stats.rx_handlers[cnt]); | |
640 | } | |
641 | ||
642 | pos += scnprintf(buf + pos, bufsz - pos, "Tx/FH interrupt:\t\t %u\n", | |
643 | priv->isr_stats.tx); | |
644 | ||
645 | pos += scnprintf(buf + pos, bufsz - pos, "Unexpected INTA:\t\t %u\n", | |
646 | priv->isr_stats.unhandled); | |
647 | ||
648 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
649 | kfree(buf); | |
650 | return ret; | |
651 | } | |
652 | ||
653 | static ssize_t iwl_dbgfs_interrupt_write(struct file *file, | |
654 | const char __user *user_buf, | |
655 | size_t count, loff_t *ppos) | |
656 | { | |
657 | struct iwl_priv *priv = file->private_data; | |
658 | char buf[8]; | |
659 | int buf_size; | |
660 | u32 reset_flag; | |
661 | ||
662 | memset(buf, 0, sizeof(buf)); | |
663 | buf_size = min(count, sizeof(buf) - 1); | |
664 | if (copy_from_user(buf, user_buf, buf_size)) | |
665 | return -EFAULT; | |
666 | if (sscanf(buf, "%x", &reset_flag) != 1) | |
667 | return -EFAULT; | |
668 | if (reset_flag == 0) | |
669 | iwl_clear_isr_stats(priv); | |
670 | ||
671 | return count; | |
672 | } | |
673 | ||
f5ad69fa WYG |
674 | static ssize_t iwl_dbgfs_qos_read(struct file *file, char __user *user_buf, |
675 | size_t count, loff_t *ppos) | |
676 | { | |
28f63a4b | 677 | struct iwl_priv *priv = file->private_data; |
8dfdb9d5 | 678 | struct iwl_rxon_context *ctx; |
f5ad69fa | 679 | int pos = 0, i; |
8dfdb9d5 | 680 | char buf[256 * NUM_IWL_RXON_CTX]; |
f5ad69fa | 681 | const size_t bufsz = sizeof(buf); |
f5ad69fa | 682 | |
8dfdb9d5 JB |
683 | for_each_context(priv, ctx) { |
684 | pos += scnprintf(buf + pos, bufsz - pos, "context %d:\n", | |
685 | ctx->ctxid); | |
686 | for (i = 0; i < AC_NUM; i++) { | |
687 | pos += scnprintf(buf + pos, bufsz - pos, | |
688 | "\tcw_min\tcw_max\taifsn\ttxop\n"); | |
689 | pos += scnprintf(buf + pos, bufsz - pos, | |
f5ad69fa | 690 | "AC[%d]\t%u\t%u\t%u\t%u\n", i, |
8dfdb9d5 JB |
691 | ctx->qos_data.def_qos_parm.ac[i].cw_min, |
692 | ctx->qos_data.def_qos_parm.ac[i].cw_max, | |
693 | ctx->qos_data.def_qos_parm.ac[i].aifsn, | |
694 | ctx->qos_data.def_qos_parm.ac[i].edca_txop); | |
695 | } | |
696 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
f5ad69fa | 697 | } |
4967c316 | 698 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
f5ad69fa | 699 | } |
a83b9141 | 700 | |
fbf3a2af WYG |
701 | static ssize_t iwl_dbgfs_thermal_throttling_read(struct file *file, |
702 | char __user *user_buf, | |
703 | size_t count, loff_t *ppos) | |
704 | { | |
28f63a4b | 705 | struct iwl_priv *priv = file->private_data; |
3ad3b92a | 706 | struct iwl_tt_mgmt *tt = &priv->thermal_throttle; |
fbf3a2af WYG |
707 | struct iwl_tt_restriction *restriction; |
708 | char buf[100]; | |
709 | int pos = 0; | |
710 | const size_t bufsz = sizeof(buf); | |
fbf3a2af WYG |
711 | |
712 | pos += scnprintf(buf + pos, bufsz - pos, | |
713 | "Thermal Throttling Mode: %s\n", | |
3ad3b92a | 714 | tt->advanced_tt ? "Advance" : "Legacy"); |
fbf3a2af WYG |
715 | pos += scnprintf(buf + pos, bufsz - pos, |
716 | "Thermal Throttling State: %d\n", | |
717 | tt->state); | |
3ad3b92a | 718 | if (tt->advanced_tt) { |
fbf3a2af WYG |
719 | restriction = tt->restriction + tt->state; |
720 | pos += scnprintf(buf + pos, bufsz - pos, | |
721 | "Tx mode: %d\n", | |
722 | restriction->tx_stream); | |
723 | pos += scnprintf(buf + pos, bufsz - pos, | |
724 | "Rx mode: %d\n", | |
725 | restriction->rx_stream); | |
726 | pos += scnprintf(buf + pos, bufsz - pos, | |
727 | "HT mode: %d\n", | |
728 | restriction->is_ht); | |
729 | } | |
4967c316 | 730 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
fbf3a2af WYG |
731 | } |
732 | ||
1e4247d4 WYG |
733 | static ssize_t iwl_dbgfs_disable_ht40_write(struct file *file, |
734 | const char __user *user_buf, | |
735 | size_t count, loff_t *ppos) | |
736 | { | |
737 | struct iwl_priv *priv = file->private_data; | |
738 | char buf[8]; | |
739 | int buf_size; | |
740 | int ht40; | |
741 | ||
742 | memset(buf, 0, sizeof(buf)); | |
743 | buf_size = min(count, sizeof(buf) - 1); | |
744 | if (copy_from_user(buf, user_buf, buf_size)) | |
745 | return -EFAULT; | |
746 | if (sscanf(buf, "%d", &ht40) != 1) | |
747 | return -EFAULT; | |
246ed355 | 748 | if (!iwl_is_any_associated(priv)) |
1e4247d4 WYG |
749 | priv->disable_ht40 = ht40 ? true : false; |
750 | else { | |
751 | IWL_ERR(priv, "Sta associated with AP - " | |
752 | "Change to 40MHz channel support is not allowed\n"); | |
753 | return -EINVAL; | |
754 | } | |
755 | ||
756 | return count; | |
757 | } | |
758 | ||
759 | static ssize_t iwl_dbgfs_disable_ht40_read(struct file *file, | |
760 | char __user *user_buf, | |
761 | size_t count, loff_t *ppos) | |
762 | { | |
28f63a4b | 763 | struct iwl_priv *priv = file->private_data; |
1e4247d4 WYG |
764 | char buf[100]; |
765 | int pos = 0; | |
766 | const size_t bufsz = sizeof(buf); | |
1e4247d4 WYG |
767 | |
768 | pos += scnprintf(buf + pos, bufsz - pos, | |
769 | "11n 40MHz Mode: %s\n", | |
770 | priv->disable_ht40 ? "Disabled" : "Enabled"); | |
4967c316 | 771 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
1e4247d4 WYG |
772 | } |
773 | ||
e312c24c JB |
774 | static ssize_t iwl_dbgfs_sleep_level_override_write(struct file *file, |
775 | const char __user *user_buf, | |
776 | size_t count, loff_t *ppos) | |
777 | { | |
778 | struct iwl_priv *priv = file->private_data; | |
779 | char buf[8]; | |
780 | int buf_size; | |
781 | int value; | |
782 | ||
783 | memset(buf, 0, sizeof(buf)); | |
784 | buf_size = min(count, sizeof(buf) - 1); | |
785 | if (copy_from_user(buf, user_buf, buf_size)) | |
786 | return -EFAULT; | |
787 | ||
788 | if (sscanf(buf, "%d", &value) != 1) | |
789 | return -EINVAL; | |
790 | ||
791 | /* | |
792 | * Our users expect 0 to be "CAM", but 0 isn't actually | |
793 | * valid here. However, let's not confuse them and present | |
794 | * IWL_POWER_INDEX_1 as "1", not "0". | |
795 | */ | |
1a34c043 RC |
796 | if (value == 0) |
797 | return -EINVAL; | |
798 | else if (value > 0) | |
e312c24c JB |
799 | value -= 1; |
800 | ||
801 | if (value != -1 && (value < 0 || value >= IWL_POWER_NUM)) | |
802 | return -EINVAL; | |
803 | ||
4ad177b5 WYG |
804 | if (!iwl_is_ready_rf(priv)) |
805 | return -EAGAIN; | |
806 | ||
e312c24c JB |
807 | priv->power_data.debug_sleep_level_override = value; |
808 | ||
d3a57197 | 809 | mutex_lock(&priv->mutex); |
4ad177b5 | 810 | iwl_power_update_mode(priv, true); |
d3a57197 | 811 | mutex_unlock(&priv->mutex); |
e312c24c JB |
812 | |
813 | return count; | |
814 | } | |
815 | ||
816 | static ssize_t iwl_dbgfs_sleep_level_override_read(struct file *file, | |
817 | char __user *user_buf, | |
818 | size_t count, loff_t *ppos) | |
819 | { | |
28f63a4b | 820 | struct iwl_priv *priv = file->private_data; |
e312c24c JB |
821 | char buf[10]; |
822 | int pos, value; | |
823 | const size_t bufsz = sizeof(buf); | |
824 | ||
825 | /* see the write function */ | |
826 | value = priv->power_data.debug_sleep_level_override; | |
827 | if (value >= 0) | |
828 | value += 1; | |
829 | ||
830 | pos = scnprintf(buf, bufsz, "%d\n", value); | |
831 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
832 | } | |
833 | ||
834 | static ssize_t iwl_dbgfs_current_sleep_command_read(struct file *file, | |
835 | char __user *user_buf, | |
836 | size_t count, loff_t *ppos) | |
837 | { | |
28f63a4b | 838 | struct iwl_priv *priv = file->private_data; |
e312c24c JB |
839 | char buf[200]; |
840 | int pos = 0, i; | |
841 | const size_t bufsz = sizeof(buf); | |
842 | struct iwl_powertable_cmd *cmd = &priv->power_data.sleep_cmd; | |
843 | ||
844 | pos += scnprintf(buf + pos, bufsz - pos, | |
845 | "flags: %#.2x\n", le16_to_cpu(cmd->flags)); | |
846 | pos += scnprintf(buf + pos, bufsz - pos, | |
847 | "RX/TX timeout: %d/%d usec\n", | |
848 | le32_to_cpu(cmd->rx_data_timeout), | |
849 | le32_to_cpu(cmd->tx_data_timeout)); | |
850 | for (i = 0; i < IWL_POWER_VEC_SIZE; i++) | |
851 | pos += scnprintf(buf + pos, bufsz - pos, | |
852 | "sleep_interval[%d]: %d\n", i, | |
853 | le32_to_cpu(cmd->sleep_interval[i])); | |
854 | ||
855 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
856 | } | |
857 | ||
712b6cf5 | 858 | DEBUGFS_READ_WRITE_FILE_OPS(sram); |
b03d7d0f | 859 | DEBUGFS_READ_WRITE_FILE_OPS(log_event); |
0848e297 | 860 | DEBUGFS_READ_FILE_OPS(nvm); |
712b6cf5 | 861 | DEBUGFS_READ_FILE_OPS(stations); |
d366df5a | 862 | DEBUGFS_READ_FILE_OPS(channels); |
08df05aa | 863 | DEBUGFS_READ_FILE_OPS(status); |
a83b9141 | 864 | DEBUGFS_READ_WRITE_FILE_OPS(interrupt); |
f5ad69fa | 865 | DEBUGFS_READ_FILE_OPS(qos); |
fbf3a2af | 866 | DEBUGFS_READ_FILE_OPS(thermal_throttling); |
1e4247d4 | 867 | DEBUGFS_READ_WRITE_FILE_OPS(disable_ht40); |
e312c24c JB |
868 | DEBUGFS_READ_WRITE_FILE_OPS(sleep_level_override); |
869 | DEBUGFS_READ_FILE_OPS(current_sleep_command); | |
712b6cf5 | 870 | |
20594eb0 WYG |
871 | static ssize_t iwl_dbgfs_traffic_log_read(struct file *file, |
872 | char __user *user_buf, | |
873 | size_t count, loff_t *ppos) | |
874 | { | |
875 | struct iwl_priv *priv = file->private_data; | |
876 | int pos = 0, ofs = 0; | |
877 | int cnt = 0, entry; | |
878 | struct iwl_tx_queue *txq; | |
879 | struct iwl_queue *q; | |
880 | struct iwl_rx_queue *rxq = &priv->rxq; | |
881 | char *buf; | |
882 | int bufsz = ((IWL_TRAFFIC_ENTRIES * IWL_TRAFFIC_ENTRY_SIZE * 64) * 2) + | |
7cb1b088 | 883 | (priv->cfg->base_params->num_of_queues * 32 * 8) + 400; |
20594eb0 WYG |
884 | const u8 *ptr; |
885 | ssize_t ret; | |
886 | ||
88804e2b WYG |
887 | if (!priv->txq) { |
888 | IWL_ERR(priv, "txq not ready\n"); | |
889 | return -EAGAIN; | |
890 | } | |
20594eb0 WYG |
891 | buf = kzalloc(bufsz, GFP_KERNEL); |
892 | if (!buf) { | |
893 | IWL_ERR(priv, "Can not allocate buffer\n"); | |
894 | return -ENOMEM; | |
895 | } | |
896 | pos += scnprintf(buf + pos, bufsz - pos, "Tx Queue\n"); | |
897 | for (cnt = 0; cnt < priv->hw_params.max_txq_num; cnt++) { | |
898 | txq = &priv->txq[cnt]; | |
899 | q = &txq->q; | |
900 | pos += scnprintf(buf + pos, bufsz - pos, | |
901 | "q[%d]: read_ptr: %u, write_ptr: %u\n", | |
902 | cnt, q->read_ptr, q->write_ptr); | |
903 | } | |
904 | if (priv->tx_traffic && (iwl_debug_level & IWL_DL_TX)) { | |
905 | ptr = priv->tx_traffic; | |
906 | pos += scnprintf(buf + pos, bufsz - pos, | |
907 | "Tx Traffic idx: %u\n", priv->tx_traffic_idx); | |
908 | for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) { | |
909 | for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16; | |
910 | entry++, ofs += 16) { | |
911 | pos += scnprintf(buf + pos, bufsz - pos, | |
912 | "0x%.4x ", ofs); | |
913 | hex_dump_to_buffer(ptr + ofs, 16, 16, 2, | |
914 | buf + pos, bufsz - pos, 0); | |
2fac9717 | 915 | pos += strlen(buf + pos); |
20594eb0 WYG |
916 | if (bufsz - pos > 0) |
917 | buf[pos++] = '\n'; | |
918 | } | |
919 | } | |
920 | } | |
921 | ||
922 | pos += scnprintf(buf + pos, bufsz - pos, "Rx Queue\n"); | |
923 | pos += scnprintf(buf + pos, bufsz - pos, | |
924 | "read: %u, write: %u\n", | |
925 | rxq->read, rxq->write); | |
926 | ||
927 | if (priv->rx_traffic && (iwl_debug_level & IWL_DL_RX)) { | |
928 | ptr = priv->rx_traffic; | |
929 | pos += scnprintf(buf + pos, bufsz - pos, | |
930 | "Rx Traffic idx: %u\n", priv->rx_traffic_idx); | |
931 | for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) { | |
932 | for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16; | |
933 | entry++, ofs += 16) { | |
934 | pos += scnprintf(buf + pos, bufsz - pos, | |
935 | "0x%.4x ", ofs); | |
936 | hex_dump_to_buffer(ptr + ofs, 16, 16, 2, | |
937 | buf + pos, bufsz - pos, 0); | |
2fac9717 | 938 | pos += strlen(buf + pos); |
20594eb0 WYG |
939 | if (bufsz - pos > 0) |
940 | buf[pos++] = '\n'; | |
941 | } | |
942 | } | |
943 | } | |
944 | ||
945 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
946 | kfree(buf); | |
947 | return ret; | |
948 | } | |
949 | ||
950 | static ssize_t iwl_dbgfs_traffic_log_write(struct file *file, | |
951 | const char __user *user_buf, | |
952 | size_t count, loff_t *ppos) | |
953 | { | |
954 | struct iwl_priv *priv = file->private_data; | |
955 | char buf[8]; | |
956 | int buf_size; | |
957 | int traffic_log; | |
958 | ||
959 | memset(buf, 0, sizeof(buf)); | |
960 | buf_size = min(count, sizeof(buf) - 1); | |
961 | if (copy_from_user(buf, user_buf, buf_size)) | |
962 | return -EFAULT; | |
963 | if (sscanf(buf, "%d", &traffic_log) != 1) | |
964 | return -EFAULT; | |
965 | if (traffic_log == 0) | |
966 | iwl_reset_traffic_log(priv); | |
967 | ||
968 | return count; | |
969 | } | |
970 | ||
141b03e0 WYG |
971 | static ssize_t iwl_dbgfs_tx_queue_read(struct file *file, |
972 | char __user *user_buf, | |
973 | size_t count, loff_t *ppos) { | |
974 | ||
28f63a4b | 975 | struct iwl_priv *priv = file->private_data; |
141b03e0 WYG |
976 | struct iwl_tx_queue *txq; |
977 | struct iwl_queue *q; | |
978 | char *buf; | |
979 | int pos = 0; | |
980 | int cnt; | |
981 | int ret; | |
7cb1b088 WYG |
982 | const size_t bufsz = sizeof(char) * 64 * |
983 | priv->cfg->base_params->num_of_queues; | |
141b03e0 | 984 | |
88804e2b WYG |
985 | if (!priv->txq) { |
986 | IWL_ERR(priv, "txq not ready\n"); | |
987 | return -EAGAIN; | |
988 | } | |
141b03e0 WYG |
989 | buf = kzalloc(bufsz, GFP_KERNEL); |
990 | if (!buf) | |
991 | return -ENOMEM; | |
992 | ||
993 | for (cnt = 0; cnt < priv->hw_params.max_txq_num; cnt++) { | |
994 | txq = &priv->txq[cnt]; | |
995 | q = &txq->q; | |
996 | pos += scnprintf(buf + pos, bufsz - pos, | |
997 | "hwq %.2d: read=%u write=%u stop=%d" | |
998 | " swq_id=%#.2x (ac %d/hwq %d)\n", | |
999 | cnt, q->read_ptr, q->write_ptr, | |
1000 | !!test_bit(cnt, priv->queue_stopped), | |
ea9b307f JB |
1001 | txq->swq_id, txq->swq_id & 3, |
1002 | (txq->swq_id >> 2) & 0x1f); | |
141b03e0 WYG |
1003 | if (cnt >= 4) |
1004 | continue; | |
1005 | /* for the ACs, display the stop count too */ | |
1006 | pos += scnprintf(buf + pos, bufsz - pos, | |
1007 | " stop-count: %d\n", | |
1008 | atomic_read(&priv->queue_stop_count[cnt])); | |
1009 | } | |
1010 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
1011 | kfree(buf); | |
1012 | return ret; | |
1013 | } | |
1014 | ||
1015 | static ssize_t iwl_dbgfs_rx_queue_read(struct file *file, | |
1016 | char __user *user_buf, | |
1017 | size_t count, loff_t *ppos) { | |
1018 | ||
28f63a4b | 1019 | struct iwl_priv *priv = file->private_data; |
141b03e0 WYG |
1020 | struct iwl_rx_queue *rxq = &priv->rxq; |
1021 | char buf[256]; | |
1022 | int pos = 0; | |
1023 | const size_t bufsz = sizeof(buf); | |
1024 | ||
1025 | pos += scnprintf(buf + pos, bufsz - pos, "read: %u\n", | |
1026 | rxq->read); | |
1027 | pos += scnprintf(buf + pos, bufsz - pos, "write: %u\n", | |
1028 | rxq->write); | |
1029 | pos += scnprintf(buf + pos, bufsz - pos, "free_count: %u\n", | |
1030 | rxq->free_count); | |
f5cc6a22 DS |
1031 | if (rxq->rb_stts) { |
1032 | pos += scnprintf(buf + pos, bufsz - pos, "closed_rb_num: %u\n", | |
141b03e0 | 1033 | le16_to_cpu(rxq->rb_stts->closed_rb_num) & 0x0FFF); |
f5cc6a22 DS |
1034 | } else { |
1035 | pos += scnprintf(buf + pos, bufsz - pos, | |
1036 | "closed_rb_num: Not Allocated\n"); | |
1037 | } | |
141b03e0 WYG |
1038 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
1039 | } | |
1040 | ||
d6d023a1 WYG |
1041 | static const char *fmt_value = " %-30s %10u\n"; |
1042 | static const char *fmt_hex = " %-30s 0x%02X\n"; | |
1043 | static const char *fmt_table = " %-30s %10u %10u %10u %10u\n"; | |
1044 | static const char *fmt_header = | |
1045 | "%-32s current cumulative delta max\n"; | |
1046 | ||
1047 | static int iwl_statistics_flag(struct iwl_priv *priv, char *buf, int bufsz) | |
1048 | { | |
1049 | int p = 0; | |
1050 | u32 flag; | |
1051 | ||
1052 | flag = le32_to_cpu(priv->statistics.flag); | |
1053 | ||
1054 | p += scnprintf(buf + p, bufsz - p, "Statistics Flag(0x%X):\n", flag); | |
1055 | if (flag & UCODE_STATISTICS_CLEAR_MSK) | |
1056 | p += scnprintf(buf + p, bufsz - p, | |
1057 | "\tStatistics have been cleared\n"); | |
1058 | p += scnprintf(buf + p, bufsz - p, "\tOperational Frequency: %s\n", | |
1059 | (flag & UCODE_STATISTICS_FREQUENCY_MSK) | |
1060 | ? "2.4 GHz" : "5.2 GHz"); | |
1061 | p += scnprintf(buf + p, bufsz - p, "\tTGj Narrow Band: %s\n", | |
1062 | (flag & UCODE_STATISTICS_NARROW_BAND_MSK) | |
1063 | ? "enabled" : "disabled"); | |
1064 | ||
1065 | return p; | |
1066 | } | |
1067 | ||
e8fe59ae WYG |
1068 | static ssize_t iwl_dbgfs_ucode_rx_stats_read(struct file *file, |
1069 | char __user *user_buf, | |
1070 | size_t count, loff_t *ppos) | |
1071 | { | |
28f63a4b | 1072 | struct iwl_priv *priv = file->private_data; |
d6d023a1 WYG |
1073 | int pos = 0; |
1074 | char *buf; | |
1075 | int bufsz = sizeof(struct statistics_rx_phy) * 40 + | |
1076 | sizeof(struct statistics_rx_non_phy) * 40 + | |
1077 | sizeof(struct statistics_rx_ht_phy) * 40 + 400; | |
1078 | ssize_t ret; | |
1079 | struct statistics_rx_phy *ofdm, *accum_ofdm, *delta_ofdm, *max_ofdm; | |
1080 | struct statistics_rx_phy *cck, *accum_cck, *delta_cck, *max_cck; | |
1081 | struct statistics_rx_non_phy *general, *accum_general; | |
1082 | struct statistics_rx_non_phy *delta_general, *max_general; | |
1083 | struct statistics_rx_ht_phy *ht, *accum_ht, *delta_ht, *max_ht; | |
1084 | ||
1085 | if (!iwl_is_alive(priv)) | |
1086 | return -EAGAIN; | |
1087 | ||
1088 | buf = kzalloc(bufsz, GFP_KERNEL); | |
1089 | if (!buf) { | |
1090 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
1091 | return -ENOMEM; | |
1092 | } | |
1093 | ||
1094 | /* | |
1095 | * the statistic information display here is based on | |
1096 | * the last statistics notification from uCode | |
1097 | * might not reflect the current uCode activity | |
1098 | */ | |
1099 | ofdm = &priv->statistics.rx_ofdm; | |
1100 | cck = &priv->statistics.rx_cck; | |
1101 | general = &priv->statistics.rx_non_phy; | |
1102 | ht = &priv->statistics.rx_ofdm_ht; | |
1103 | accum_ofdm = &priv->accum_stats.rx_ofdm; | |
1104 | accum_cck = &priv->accum_stats.rx_cck; | |
1105 | accum_general = &priv->accum_stats.rx_non_phy; | |
1106 | accum_ht = &priv->accum_stats.rx_ofdm_ht; | |
1107 | delta_ofdm = &priv->delta_stats.rx_ofdm; | |
1108 | delta_cck = &priv->delta_stats.rx_cck; | |
1109 | delta_general = &priv->delta_stats.rx_non_phy; | |
1110 | delta_ht = &priv->delta_stats.rx_ofdm_ht; | |
1111 | max_ofdm = &priv->max_delta_stats.rx_ofdm; | |
1112 | max_cck = &priv->max_delta_stats.rx_cck; | |
1113 | max_general = &priv->max_delta_stats.rx_non_phy; | |
1114 | max_ht = &priv->max_delta_stats.rx_ofdm_ht; | |
1115 | ||
1116 | pos += iwl_statistics_flag(priv, buf, bufsz); | |
1117 | pos += scnprintf(buf + pos, bufsz - pos, | |
1118 | fmt_header, "Statistics_Rx - OFDM:"); | |
1119 | pos += scnprintf(buf + pos, bufsz - pos, | |
1120 | fmt_table, "ina_cnt:", | |
1121 | le32_to_cpu(ofdm->ina_cnt), | |
1122 | accum_ofdm->ina_cnt, | |
1123 | delta_ofdm->ina_cnt, max_ofdm->ina_cnt); | |
1124 | pos += scnprintf(buf + pos, bufsz - pos, | |
1125 | fmt_table, "fina_cnt:", | |
1126 | le32_to_cpu(ofdm->fina_cnt), accum_ofdm->fina_cnt, | |
1127 | delta_ofdm->fina_cnt, max_ofdm->fina_cnt); | |
1128 | pos += scnprintf(buf + pos, bufsz - pos, | |
1129 | fmt_table, "plcp_err:", | |
1130 | le32_to_cpu(ofdm->plcp_err), accum_ofdm->plcp_err, | |
1131 | delta_ofdm->plcp_err, max_ofdm->plcp_err); | |
1132 | pos += scnprintf(buf + pos, bufsz - pos, | |
1133 | fmt_table, "crc32_err:", | |
1134 | le32_to_cpu(ofdm->crc32_err), accum_ofdm->crc32_err, | |
1135 | delta_ofdm->crc32_err, max_ofdm->crc32_err); | |
1136 | pos += scnprintf(buf + pos, bufsz - pos, | |
1137 | fmt_table, "overrun_err:", | |
1138 | le32_to_cpu(ofdm->overrun_err), | |
1139 | accum_ofdm->overrun_err, delta_ofdm->overrun_err, | |
1140 | max_ofdm->overrun_err); | |
1141 | pos += scnprintf(buf + pos, bufsz - pos, | |
1142 | fmt_table, "early_overrun_err:", | |
1143 | le32_to_cpu(ofdm->early_overrun_err), | |
1144 | accum_ofdm->early_overrun_err, | |
1145 | delta_ofdm->early_overrun_err, | |
1146 | max_ofdm->early_overrun_err); | |
1147 | pos += scnprintf(buf + pos, bufsz - pos, | |
1148 | fmt_table, "crc32_good:", | |
1149 | le32_to_cpu(ofdm->crc32_good), | |
1150 | accum_ofdm->crc32_good, delta_ofdm->crc32_good, | |
1151 | max_ofdm->crc32_good); | |
1152 | pos += scnprintf(buf + pos, bufsz - pos, | |
1153 | fmt_table, "false_alarm_cnt:", | |
1154 | le32_to_cpu(ofdm->false_alarm_cnt), | |
1155 | accum_ofdm->false_alarm_cnt, | |
1156 | delta_ofdm->false_alarm_cnt, | |
1157 | max_ofdm->false_alarm_cnt); | |
1158 | pos += scnprintf(buf + pos, bufsz - pos, | |
1159 | fmt_table, "fina_sync_err_cnt:", | |
1160 | le32_to_cpu(ofdm->fina_sync_err_cnt), | |
1161 | accum_ofdm->fina_sync_err_cnt, | |
1162 | delta_ofdm->fina_sync_err_cnt, | |
1163 | max_ofdm->fina_sync_err_cnt); | |
1164 | pos += scnprintf(buf + pos, bufsz - pos, | |
1165 | fmt_table, "sfd_timeout:", | |
1166 | le32_to_cpu(ofdm->sfd_timeout), | |
1167 | accum_ofdm->sfd_timeout, delta_ofdm->sfd_timeout, | |
1168 | max_ofdm->sfd_timeout); | |
1169 | pos += scnprintf(buf + pos, bufsz - pos, | |
1170 | fmt_table, "fina_timeout:", | |
1171 | le32_to_cpu(ofdm->fina_timeout), | |
1172 | accum_ofdm->fina_timeout, delta_ofdm->fina_timeout, | |
1173 | max_ofdm->fina_timeout); | |
1174 | pos += scnprintf(buf + pos, bufsz - pos, | |
1175 | fmt_table, "unresponded_rts:", | |
1176 | le32_to_cpu(ofdm->unresponded_rts), | |
1177 | accum_ofdm->unresponded_rts, | |
1178 | delta_ofdm->unresponded_rts, | |
1179 | max_ofdm->unresponded_rts); | |
1180 | pos += scnprintf(buf + pos, bufsz - pos, | |
1181 | fmt_table, "rxe_frame_lmt_ovrun:", | |
1182 | le32_to_cpu(ofdm->rxe_frame_limit_overrun), | |
1183 | accum_ofdm->rxe_frame_limit_overrun, | |
1184 | delta_ofdm->rxe_frame_limit_overrun, | |
1185 | max_ofdm->rxe_frame_limit_overrun); | |
1186 | pos += scnprintf(buf + pos, bufsz - pos, | |
1187 | fmt_table, "sent_ack_cnt:", | |
1188 | le32_to_cpu(ofdm->sent_ack_cnt), | |
1189 | accum_ofdm->sent_ack_cnt, delta_ofdm->sent_ack_cnt, | |
1190 | max_ofdm->sent_ack_cnt); | |
1191 | pos += scnprintf(buf + pos, bufsz - pos, | |
1192 | fmt_table, "sent_cts_cnt:", | |
1193 | le32_to_cpu(ofdm->sent_cts_cnt), | |
1194 | accum_ofdm->sent_cts_cnt, delta_ofdm->sent_cts_cnt, | |
1195 | max_ofdm->sent_cts_cnt); | |
1196 | pos += scnprintf(buf + pos, bufsz - pos, | |
1197 | fmt_table, "sent_ba_rsp_cnt:", | |
1198 | le32_to_cpu(ofdm->sent_ba_rsp_cnt), | |
1199 | accum_ofdm->sent_ba_rsp_cnt, | |
1200 | delta_ofdm->sent_ba_rsp_cnt, | |
1201 | max_ofdm->sent_ba_rsp_cnt); | |
1202 | pos += scnprintf(buf + pos, bufsz - pos, | |
1203 | fmt_table, "dsp_self_kill:", | |
1204 | le32_to_cpu(ofdm->dsp_self_kill), | |
1205 | accum_ofdm->dsp_self_kill, | |
1206 | delta_ofdm->dsp_self_kill, | |
1207 | max_ofdm->dsp_self_kill); | |
1208 | pos += scnprintf(buf + pos, bufsz - pos, | |
1209 | fmt_table, "mh_format_err:", | |
1210 | le32_to_cpu(ofdm->mh_format_err), | |
1211 | accum_ofdm->mh_format_err, | |
1212 | delta_ofdm->mh_format_err, | |
1213 | max_ofdm->mh_format_err); | |
1214 | pos += scnprintf(buf + pos, bufsz - pos, | |
1215 | fmt_table, "re_acq_main_rssi_sum:", | |
1216 | le32_to_cpu(ofdm->re_acq_main_rssi_sum), | |
1217 | accum_ofdm->re_acq_main_rssi_sum, | |
1218 | delta_ofdm->re_acq_main_rssi_sum, | |
1219 | max_ofdm->re_acq_main_rssi_sum); | |
1220 | ||
1221 | pos += scnprintf(buf + pos, bufsz - pos, | |
1222 | fmt_header, "Statistics_Rx - CCK:"); | |
1223 | pos += scnprintf(buf + pos, bufsz - pos, | |
1224 | fmt_table, "ina_cnt:", | |
1225 | le32_to_cpu(cck->ina_cnt), accum_cck->ina_cnt, | |
1226 | delta_cck->ina_cnt, max_cck->ina_cnt); | |
1227 | pos += scnprintf(buf + pos, bufsz - pos, | |
1228 | fmt_table, "fina_cnt:", | |
1229 | le32_to_cpu(cck->fina_cnt), accum_cck->fina_cnt, | |
1230 | delta_cck->fina_cnt, max_cck->fina_cnt); | |
1231 | pos += scnprintf(buf + pos, bufsz - pos, | |
1232 | fmt_table, "plcp_err:", | |
1233 | le32_to_cpu(cck->plcp_err), accum_cck->plcp_err, | |
1234 | delta_cck->plcp_err, max_cck->plcp_err); | |
1235 | pos += scnprintf(buf + pos, bufsz - pos, | |
1236 | fmt_table, "crc32_err:", | |
1237 | le32_to_cpu(cck->crc32_err), accum_cck->crc32_err, | |
1238 | delta_cck->crc32_err, max_cck->crc32_err); | |
1239 | pos += scnprintf(buf + pos, bufsz - pos, | |
1240 | fmt_table, "overrun_err:", | |
1241 | le32_to_cpu(cck->overrun_err), | |
1242 | accum_cck->overrun_err, delta_cck->overrun_err, | |
1243 | max_cck->overrun_err); | |
1244 | pos += scnprintf(buf + pos, bufsz - pos, | |
1245 | fmt_table, "early_overrun_err:", | |
1246 | le32_to_cpu(cck->early_overrun_err), | |
1247 | accum_cck->early_overrun_err, | |
1248 | delta_cck->early_overrun_err, | |
1249 | max_cck->early_overrun_err); | |
1250 | pos += scnprintf(buf + pos, bufsz - pos, | |
1251 | fmt_table, "crc32_good:", | |
1252 | le32_to_cpu(cck->crc32_good), accum_cck->crc32_good, | |
1253 | delta_cck->crc32_good, max_cck->crc32_good); | |
1254 | pos += scnprintf(buf + pos, bufsz - pos, | |
1255 | fmt_table, "false_alarm_cnt:", | |
1256 | le32_to_cpu(cck->false_alarm_cnt), | |
1257 | accum_cck->false_alarm_cnt, | |
1258 | delta_cck->false_alarm_cnt, max_cck->false_alarm_cnt); | |
1259 | pos += scnprintf(buf + pos, bufsz - pos, | |
1260 | fmt_table, "fina_sync_err_cnt:", | |
1261 | le32_to_cpu(cck->fina_sync_err_cnt), | |
1262 | accum_cck->fina_sync_err_cnt, | |
1263 | delta_cck->fina_sync_err_cnt, | |
1264 | max_cck->fina_sync_err_cnt); | |
1265 | pos += scnprintf(buf + pos, bufsz - pos, | |
1266 | fmt_table, "sfd_timeout:", | |
1267 | le32_to_cpu(cck->sfd_timeout), | |
1268 | accum_cck->sfd_timeout, delta_cck->sfd_timeout, | |
1269 | max_cck->sfd_timeout); | |
1270 | pos += scnprintf(buf + pos, bufsz - pos, | |
1271 | fmt_table, "fina_timeout:", | |
1272 | le32_to_cpu(cck->fina_timeout), | |
1273 | accum_cck->fina_timeout, delta_cck->fina_timeout, | |
1274 | max_cck->fina_timeout); | |
1275 | pos += scnprintf(buf + pos, bufsz - pos, | |
1276 | fmt_table, "unresponded_rts:", | |
1277 | le32_to_cpu(cck->unresponded_rts), | |
1278 | accum_cck->unresponded_rts, delta_cck->unresponded_rts, | |
1279 | max_cck->unresponded_rts); | |
1280 | pos += scnprintf(buf + pos, bufsz - pos, | |
1281 | fmt_table, "rxe_frame_lmt_ovrun:", | |
1282 | le32_to_cpu(cck->rxe_frame_limit_overrun), | |
1283 | accum_cck->rxe_frame_limit_overrun, | |
1284 | delta_cck->rxe_frame_limit_overrun, | |
1285 | max_cck->rxe_frame_limit_overrun); | |
1286 | pos += scnprintf(buf + pos, bufsz - pos, | |
1287 | fmt_table, "sent_ack_cnt:", | |
1288 | le32_to_cpu(cck->sent_ack_cnt), | |
1289 | accum_cck->sent_ack_cnt, delta_cck->sent_ack_cnt, | |
1290 | max_cck->sent_ack_cnt); | |
1291 | pos += scnprintf(buf + pos, bufsz - pos, | |
1292 | fmt_table, "sent_cts_cnt:", | |
1293 | le32_to_cpu(cck->sent_cts_cnt), | |
1294 | accum_cck->sent_cts_cnt, delta_cck->sent_cts_cnt, | |
1295 | max_cck->sent_cts_cnt); | |
1296 | pos += scnprintf(buf + pos, bufsz - pos, | |
1297 | fmt_table, "sent_ba_rsp_cnt:", | |
1298 | le32_to_cpu(cck->sent_ba_rsp_cnt), | |
1299 | accum_cck->sent_ba_rsp_cnt, | |
1300 | delta_cck->sent_ba_rsp_cnt, | |
1301 | max_cck->sent_ba_rsp_cnt); | |
1302 | pos += scnprintf(buf + pos, bufsz - pos, | |
1303 | fmt_table, "dsp_self_kill:", | |
1304 | le32_to_cpu(cck->dsp_self_kill), | |
1305 | accum_cck->dsp_self_kill, delta_cck->dsp_self_kill, | |
1306 | max_cck->dsp_self_kill); | |
1307 | pos += scnprintf(buf + pos, bufsz - pos, | |
1308 | fmt_table, "mh_format_err:", | |
1309 | le32_to_cpu(cck->mh_format_err), | |
1310 | accum_cck->mh_format_err, delta_cck->mh_format_err, | |
1311 | max_cck->mh_format_err); | |
1312 | pos += scnprintf(buf + pos, bufsz - pos, | |
1313 | fmt_table, "re_acq_main_rssi_sum:", | |
1314 | le32_to_cpu(cck->re_acq_main_rssi_sum), | |
1315 | accum_cck->re_acq_main_rssi_sum, | |
1316 | delta_cck->re_acq_main_rssi_sum, | |
1317 | max_cck->re_acq_main_rssi_sum); | |
1318 | ||
1319 | pos += scnprintf(buf + pos, bufsz - pos, | |
1320 | fmt_header, "Statistics_Rx - GENERAL:"); | |
1321 | pos += scnprintf(buf + pos, bufsz - pos, | |
1322 | fmt_table, "bogus_cts:", | |
1323 | le32_to_cpu(general->bogus_cts), | |
1324 | accum_general->bogus_cts, delta_general->bogus_cts, | |
1325 | max_general->bogus_cts); | |
1326 | pos += scnprintf(buf + pos, bufsz - pos, | |
1327 | fmt_table, "bogus_ack:", | |
1328 | le32_to_cpu(general->bogus_ack), | |
1329 | accum_general->bogus_ack, delta_general->bogus_ack, | |
1330 | max_general->bogus_ack); | |
1331 | pos += scnprintf(buf + pos, bufsz - pos, | |
1332 | fmt_table, "non_bssid_frames:", | |
1333 | le32_to_cpu(general->non_bssid_frames), | |
1334 | accum_general->non_bssid_frames, | |
1335 | delta_general->non_bssid_frames, | |
1336 | max_general->non_bssid_frames); | |
1337 | pos += scnprintf(buf + pos, bufsz - pos, | |
1338 | fmt_table, "filtered_frames:", | |
1339 | le32_to_cpu(general->filtered_frames), | |
1340 | accum_general->filtered_frames, | |
1341 | delta_general->filtered_frames, | |
1342 | max_general->filtered_frames); | |
1343 | pos += scnprintf(buf + pos, bufsz - pos, | |
1344 | fmt_table, "non_channel_beacons:", | |
1345 | le32_to_cpu(general->non_channel_beacons), | |
1346 | accum_general->non_channel_beacons, | |
1347 | delta_general->non_channel_beacons, | |
1348 | max_general->non_channel_beacons); | |
1349 | pos += scnprintf(buf + pos, bufsz - pos, | |
1350 | fmt_table, "channel_beacons:", | |
1351 | le32_to_cpu(general->channel_beacons), | |
1352 | accum_general->channel_beacons, | |
1353 | delta_general->channel_beacons, | |
1354 | max_general->channel_beacons); | |
1355 | pos += scnprintf(buf + pos, bufsz - pos, | |
1356 | fmt_table, "num_missed_bcon:", | |
1357 | le32_to_cpu(general->num_missed_bcon), | |
1358 | accum_general->num_missed_bcon, | |
1359 | delta_general->num_missed_bcon, | |
1360 | max_general->num_missed_bcon); | |
1361 | pos += scnprintf(buf + pos, bufsz - pos, | |
1362 | fmt_table, "adc_rx_saturation_time:", | |
1363 | le32_to_cpu(general->adc_rx_saturation_time), | |
1364 | accum_general->adc_rx_saturation_time, | |
1365 | delta_general->adc_rx_saturation_time, | |
1366 | max_general->adc_rx_saturation_time); | |
1367 | pos += scnprintf(buf + pos, bufsz - pos, | |
1368 | fmt_table, "ina_detect_search_tm:", | |
1369 | le32_to_cpu(general->ina_detection_search_time), | |
1370 | accum_general->ina_detection_search_time, | |
1371 | delta_general->ina_detection_search_time, | |
1372 | max_general->ina_detection_search_time); | |
1373 | pos += scnprintf(buf + pos, bufsz - pos, | |
1374 | fmt_table, "beacon_silence_rssi_a:", | |
1375 | le32_to_cpu(general->beacon_silence_rssi_a), | |
1376 | accum_general->beacon_silence_rssi_a, | |
1377 | delta_general->beacon_silence_rssi_a, | |
1378 | max_general->beacon_silence_rssi_a); | |
1379 | pos += scnprintf(buf + pos, bufsz - pos, | |
1380 | fmt_table, "beacon_silence_rssi_b:", | |
1381 | le32_to_cpu(general->beacon_silence_rssi_b), | |
1382 | accum_general->beacon_silence_rssi_b, | |
1383 | delta_general->beacon_silence_rssi_b, | |
1384 | max_general->beacon_silence_rssi_b); | |
1385 | pos += scnprintf(buf + pos, bufsz - pos, | |
1386 | fmt_table, "beacon_silence_rssi_c:", | |
1387 | le32_to_cpu(general->beacon_silence_rssi_c), | |
1388 | accum_general->beacon_silence_rssi_c, | |
1389 | delta_general->beacon_silence_rssi_c, | |
1390 | max_general->beacon_silence_rssi_c); | |
1391 | pos += scnprintf(buf + pos, bufsz - pos, | |
1392 | fmt_table, "interference_data_flag:", | |
1393 | le32_to_cpu(general->interference_data_flag), | |
1394 | accum_general->interference_data_flag, | |
1395 | delta_general->interference_data_flag, | |
1396 | max_general->interference_data_flag); | |
1397 | pos += scnprintf(buf + pos, bufsz - pos, | |
1398 | fmt_table, "channel_load:", | |
1399 | le32_to_cpu(general->channel_load), | |
1400 | accum_general->channel_load, | |
1401 | delta_general->channel_load, | |
1402 | max_general->channel_load); | |
1403 | pos += scnprintf(buf + pos, bufsz - pos, | |
1404 | fmt_table, "dsp_false_alarms:", | |
1405 | le32_to_cpu(general->dsp_false_alarms), | |
1406 | accum_general->dsp_false_alarms, | |
1407 | delta_general->dsp_false_alarms, | |
1408 | max_general->dsp_false_alarms); | |
1409 | pos += scnprintf(buf + pos, bufsz - pos, | |
1410 | fmt_table, "beacon_rssi_a:", | |
1411 | le32_to_cpu(general->beacon_rssi_a), | |
1412 | accum_general->beacon_rssi_a, | |
1413 | delta_general->beacon_rssi_a, | |
1414 | max_general->beacon_rssi_a); | |
1415 | pos += scnprintf(buf + pos, bufsz - pos, | |
1416 | fmt_table, "beacon_rssi_b:", | |
1417 | le32_to_cpu(general->beacon_rssi_b), | |
1418 | accum_general->beacon_rssi_b, | |
1419 | delta_general->beacon_rssi_b, | |
1420 | max_general->beacon_rssi_b); | |
1421 | pos += scnprintf(buf + pos, bufsz - pos, | |
1422 | fmt_table, "beacon_rssi_c:", | |
1423 | le32_to_cpu(general->beacon_rssi_c), | |
1424 | accum_general->beacon_rssi_c, | |
1425 | delta_general->beacon_rssi_c, | |
1426 | max_general->beacon_rssi_c); | |
1427 | pos += scnprintf(buf + pos, bufsz - pos, | |
1428 | fmt_table, "beacon_energy_a:", | |
1429 | le32_to_cpu(general->beacon_energy_a), | |
1430 | accum_general->beacon_energy_a, | |
1431 | delta_general->beacon_energy_a, | |
1432 | max_general->beacon_energy_a); | |
1433 | pos += scnprintf(buf + pos, bufsz - pos, | |
1434 | fmt_table, "beacon_energy_b:", | |
1435 | le32_to_cpu(general->beacon_energy_b), | |
1436 | accum_general->beacon_energy_b, | |
1437 | delta_general->beacon_energy_b, | |
1438 | max_general->beacon_energy_b); | |
1439 | pos += scnprintf(buf + pos, bufsz - pos, | |
1440 | fmt_table, "beacon_energy_c:", | |
1441 | le32_to_cpu(general->beacon_energy_c), | |
1442 | accum_general->beacon_energy_c, | |
1443 | delta_general->beacon_energy_c, | |
1444 | max_general->beacon_energy_c); | |
1445 | ||
1446 | pos += scnprintf(buf + pos, bufsz - pos, | |
1447 | fmt_header, "Statistics_Rx - OFDM_HT:"); | |
1448 | pos += scnprintf(buf + pos, bufsz - pos, | |
1449 | fmt_table, "plcp_err:", | |
1450 | le32_to_cpu(ht->plcp_err), accum_ht->plcp_err, | |
1451 | delta_ht->plcp_err, max_ht->plcp_err); | |
1452 | pos += scnprintf(buf + pos, bufsz - pos, | |
1453 | fmt_table, "overrun_err:", | |
1454 | le32_to_cpu(ht->overrun_err), accum_ht->overrun_err, | |
1455 | delta_ht->overrun_err, max_ht->overrun_err); | |
1456 | pos += scnprintf(buf + pos, bufsz - pos, | |
1457 | fmt_table, "early_overrun_err:", | |
1458 | le32_to_cpu(ht->early_overrun_err), | |
1459 | accum_ht->early_overrun_err, | |
1460 | delta_ht->early_overrun_err, | |
1461 | max_ht->early_overrun_err); | |
1462 | pos += scnprintf(buf + pos, bufsz - pos, | |
1463 | fmt_table, "crc32_good:", | |
1464 | le32_to_cpu(ht->crc32_good), accum_ht->crc32_good, | |
1465 | delta_ht->crc32_good, max_ht->crc32_good); | |
1466 | pos += scnprintf(buf + pos, bufsz - pos, | |
1467 | fmt_table, "crc32_err:", | |
1468 | le32_to_cpu(ht->crc32_err), accum_ht->crc32_err, | |
1469 | delta_ht->crc32_err, max_ht->crc32_err); | |
1470 | pos += scnprintf(buf + pos, bufsz - pos, | |
1471 | fmt_table, "mh_format_err:", | |
1472 | le32_to_cpu(ht->mh_format_err), | |
1473 | accum_ht->mh_format_err, | |
1474 | delta_ht->mh_format_err, max_ht->mh_format_err); | |
1475 | pos += scnprintf(buf + pos, bufsz - pos, | |
1476 | fmt_table, "agg_crc32_good:", | |
1477 | le32_to_cpu(ht->agg_crc32_good), | |
1478 | accum_ht->agg_crc32_good, | |
1479 | delta_ht->agg_crc32_good, max_ht->agg_crc32_good); | |
1480 | pos += scnprintf(buf + pos, bufsz - pos, | |
1481 | fmt_table, "agg_mpdu_cnt:", | |
1482 | le32_to_cpu(ht->agg_mpdu_cnt), | |
1483 | accum_ht->agg_mpdu_cnt, | |
1484 | delta_ht->agg_mpdu_cnt, max_ht->agg_mpdu_cnt); | |
1485 | pos += scnprintf(buf + pos, bufsz - pos, | |
1486 | fmt_table, "agg_cnt:", | |
1487 | le32_to_cpu(ht->agg_cnt), accum_ht->agg_cnt, | |
1488 | delta_ht->agg_cnt, max_ht->agg_cnt); | |
1489 | pos += scnprintf(buf + pos, bufsz - pos, | |
1490 | fmt_table, "unsupport_mcs:", | |
1491 | le32_to_cpu(ht->unsupport_mcs), | |
1492 | accum_ht->unsupport_mcs, | |
1493 | delta_ht->unsupport_mcs, max_ht->unsupport_mcs); | |
1494 | ||
1495 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
1496 | kfree(buf); | |
1497 | return ret; | |
e8fe59ae WYG |
1498 | } |
1499 | ||
1500 | static ssize_t iwl_dbgfs_ucode_tx_stats_read(struct file *file, | |
1501 | char __user *user_buf, | |
1502 | size_t count, loff_t *ppos) | |
1503 | { | |
28f63a4b | 1504 | struct iwl_priv *priv = file->private_data; |
d6d023a1 WYG |
1505 | int pos = 0; |
1506 | char *buf; | |
1507 | int bufsz = (sizeof(struct statistics_tx) * 48) + 250; | |
1508 | ssize_t ret; | |
1509 | struct statistics_tx *tx, *accum_tx, *delta_tx, *max_tx; | |
1510 | ||
1511 | if (!iwl_is_alive(priv)) | |
1512 | return -EAGAIN; | |
1513 | ||
1514 | buf = kzalloc(bufsz, GFP_KERNEL); | |
1515 | if (!buf) { | |
1516 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
1517 | return -ENOMEM; | |
1518 | } | |
1519 | ||
1520 | /* the statistic information display here is based on | |
1521 | * the last statistics notification from uCode | |
1522 | * might not reflect the current uCode activity | |
1523 | */ | |
1524 | tx = &priv->statistics.tx; | |
1525 | accum_tx = &priv->accum_stats.tx; | |
1526 | delta_tx = &priv->delta_stats.tx; | |
1527 | max_tx = &priv->max_delta_stats.tx; | |
1528 | ||
1529 | pos += iwl_statistics_flag(priv, buf, bufsz); | |
1530 | pos += scnprintf(buf + pos, bufsz - pos, | |
1531 | fmt_header, "Statistics_Tx:"); | |
1532 | pos += scnprintf(buf + pos, bufsz - pos, | |
1533 | fmt_table, "preamble:", | |
1534 | le32_to_cpu(tx->preamble_cnt), | |
1535 | accum_tx->preamble_cnt, | |
1536 | delta_tx->preamble_cnt, max_tx->preamble_cnt); | |
1537 | pos += scnprintf(buf + pos, bufsz - pos, | |
1538 | fmt_table, "rx_detected_cnt:", | |
1539 | le32_to_cpu(tx->rx_detected_cnt), | |
1540 | accum_tx->rx_detected_cnt, | |
1541 | delta_tx->rx_detected_cnt, max_tx->rx_detected_cnt); | |
1542 | pos += scnprintf(buf + pos, bufsz - pos, | |
1543 | fmt_table, "bt_prio_defer_cnt:", | |
1544 | le32_to_cpu(tx->bt_prio_defer_cnt), | |
1545 | accum_tx->bt_prio_defer_cnt, | |
1546 | delta_tx->bt_prio_defer_cnt, | |
1547 | max_tx->bt_prio_defer_cnt); | |
1548 | pos += scnprintf(buf + pos, bufsz - pos, | |
1549 | fmt_table, "bt_prio_kill_cnt:", | |
1550 | le32_to_cpu(tx->bt_prio_kill_cnt), | |
1551 | accum_tx->bt_prio_kill_cnt, | |
1552 | delta_tx->bt_prio_kill_cnt, | |
1553 | max_tx->bt_prio_kill_cnt); | |
1554 | pos += scnprintf(buf + pos, bufsz - pos, | |
1555 | fmt_table, "few_bytes_cnt:", | |
1556 | le32_to_cpu(tx->few_bytes_cnt), | |
1557 | accum_tx->few_bytes_cnt, | |
1558 | delta_tx->few_bytes_cnt, max_tx->few_bytes_cnt); | |
1559 | pos += scnprintf(buf + pos, bufsz - pos, | |
1560 | fmt_table, "cts_timeout:", | |
1561 | le32_to_cpu(tx->cts_timeout), accum_tx->cts_timeout, | |
1562 | delta_tx->cts_timeout, max_tx->cts_timeout); | |
1563 | pos += scnprintf(buf + pos, bufsz - pos, | |
1564 | fmt_table, "ack_timeout:", | |
1565 | le32_to_cpu(tx->ack_timeout), | |
1566 | accum_tx->ack_timeout, | |
1567 | delta_tx->ack_timeout, max_tx->ack_timeout); | |
1568 | pos += scnprintf(buf + pos, bufsz - pos, | |
1569 | fmt_table, "expected_ack_cnt:", | |
1570 | le32_to_cpu(tx->expected_ack_cnt), | |
1571 | accum_tx->expected_ack_cnt, | |
1572 | delta_tx->expected_ack_cnt, | |
1573 | max_tx->expected_ack_cnt); | |
1574 | pos += scnprintf(buf + pos, bufsz - pos, | |
1575 | fmt_table, "actual_ack_cnt:", | |
1576 | le32_to_cpu(tx->actual_ack_cnt), | |
1577 | accum_tx->actual_ack_cnt, | |
1578 | delta_tx->actual_ack_cnt, | |
1579 | max_tx->actual_ack_cnt); | |
1580 | pos += scnprintf(buf + pos, bufsz - pos, | |
1581 | fmt_table, "dump_msdu_cnt:", | |
1582 | le32_to_cpu(tx->dump_msdu_cnt), | |
1583 | accum_tx->dump_msdu_cnt, | |
1584 | delta_tx->dump_msdu_cnt, | |
1585 | max_tx->dump_msdu_cnt); | |
1586 | pos += scnprintf(buf + pos, bufsz - pos, | |
1587 | fmt_table, "abort_nxt_frame_mismatch:", | |
1588 | le32_to_cpu(tx->burst_abort_next_frame_mismatch_cnt), | |
1589 | accum_tx->burst_abort_next_frame_mismatch_cnt, | |
1590 | delta_tx->burst_abort_next_frame_mismatch_cnt, | |
1591 | max_tx->burst_abort_next_frame_mismatch_cnt); | |
1592 | pos += scnprintf(buf + pos, bufsz - pos, | |
1593 | fmt_table, "abort_missing_nxt_frame:", | |
1594 | le32_to_cpu(tx->burst_abort_missing_next_frame_cnt), | |
1595 | accum_tx->burst_abort_missing_next_frame_cnt, | |
1596 | delta_tx->burst_abort_missing_next_frame_cnt, | |
1597 | max_tx->burst_abort_missing_next_frame_cnt); | |
1598 | pos += scnprintf(buf + pos, bufsz - pos, | |
1599 | fmt_table, "cts_timeout_collision:", | |
1600 | le32_to_cpu(tx->cts_timeout_collision), | |
1601 | accum_tx->cts_timeout_collision, | |
1602 | delta_tx->cts_timeout_collision, | |
1603 | max_tx->cts_timeout_collision); | |
1604 | pos += scnprintf(buf + pos, bufsz - pos, | |
1605 | fmt_table, "ack_ba_timeout_collision:", | |
1606 | le32_to_cpu(tx->ack_or_ba_timeout_collision), | |
1607 | accum_tx->ack_or_ba_timeout_collision, | |
1608 | delta_tx->ack_or_ba_timeout_collision, | |
1609 | max_tx->ack_or_ba_timeout_collision); | |
1610 | pos += scnprintf(buf + pos, bufsz - pos, | |
1611 | fmt_table, "agg ba_timeout:", | |
1612 | le32_to_cpu(tx->agg.ba_timeout), | |
1613 | accum_tx->agg.ba_timeout, | |
1614 | delta_tx->agg.ba_timeout, | |
1615 | max_tx->agg.ba_timeout); | |
1616 | pos += scnprintf(buf + pos, bufsz - pos, | |
1617 | fmt_table, "agg ba_resched_frames:", | |
1618 | le32_to_cpu(tx->agg.ba_reschedule_frames), | |
1619 | accum_tx->agg.ba_reschedule_frames, | |
1620 | delta_tx->agg.ba_reschedule_frames, | |
1621 | max_tx->agg.ba_reschedule_frames); | |
1622 | pos += scnprintf(buf + pos, bufsz - pos, | |
1623 | fmt_table, "agg scd_query_agg_frame:", | |
1624 | le32_to_cpu(tx->agg.scd_query_agg_frame_cnt), | |
1625 | accum_tx->agg.scd_query_agg_frame_cnt, | |
1626 | delta_tx->agg.scd_query_agg_frame_cnt, | |
1627 | max_tx->agg.scd_query_agg_frame_cnt); | |
1628 | pos += scnprintf(buf + pos, bufsz - pos, | |
1629 | fmt_table, "agg scd_query_no_agg:", | |
1630 | le32_to_cpu(tx->agg.scd_query_no_agg), | |
1631 | accum_tx->agg.scd_query_no_agg, | |
1632 | delta_tx->agg.scd_query_no_agg, | |
1633 | max_tx->agg.scd_query_no_agg); | |
1634 | pos += scnprintf(buf + pos, bufsz - pos, | |
1635 | fmt_table, "agg scd_query_agg:", | |
1636 | le32_to_cpu(tx->agg.scd_query_agg), | |
1637 | accum_tx->agg.scd_query_agg, | |
1638 | delta_tx->agg.scd_query_agg, | |
1639 | max_tx->agg.scd_query_agg); | |
1640 | pos += scnprintf(buf + pos, bufsz - pos, | |
1641 | fmt_table, "agg scd_query_mismatch:", | |
1642 | le32_to_cpu(tx->agg.scd_query_mismatch), | |
1643 | accum_tx->agg.scd_query_mismatch, | |
1644 | delta_tx->agg.scd_query_mismatch, | |
1645 | max_tx->agg.scd_query_mismatch); | |
1646 | pos += scnprintf(buf + pos, bufsz - pos, | |
1647 | fmt_table, "agg frame_not_ready:", | |
1648 | le32_to_cpu(tx->agg.frame_not_ready), | |
1649 | accum_tx->agg.frame_not_ready, | |
1650 | delta_tx->agg.frame_not_ready, | |
1651 | max_tx->agg.frame_not_ready); | |
1652 | pos += scnprintf(buf + pos, bufsz - pos, | |
1653 | fmt_table, "agg underrun:", | |
1654 | le32_to_cpu(tx->agg.underrun), | |
1655 | accum_tx->agg.underrun, | |
1656 | delta_tx->agg.underrun, max_tx->agg.underrun); | |
1657 | pos += scnprintf(buf + pos, bufsz - pos, | |
1658 | fmt_table, "agg bt_prio_kill:", | |
1659 | le32_to_cpu(tx->agg.bt_prio_kill), | |
1660 | accum_tx->agg.bt_prio_kill, | |
1661 | delta_tx->agg.bt_prio_kill, | |
1662 | max_tx->agg.bt_prio_kill); | |
1663 | pos += scnprintf(buf + pos, bufsz - pos, | |
1664 | fmt_table, "agg rx_ba_rsp_cnt:", | |
1665 | le32_to_cpu(tx->agg.rx_ba_rsp_cnt), | |
1666 | accum_tx->agg.rx_ba_rsp_cnt, | |
1667 | delta_tx->agg.rx_ba_rsp_cnt, | |
1668 | max_tx->agg.rx_ba_rsp_cnt); | |
1669 | ||
1670 | if (tx->tx_power.ant_a || tx->tx_power.ant_b || tx->tx_power.ant_c) { | |
1671 | pos += scnprintf(buf + pos, bufsz - pos, | |
1672 | "tx power: (1/2 dB step)\n"); | |
1673 | if ((priv->cfg->valid_tx_ant & ANT_A) && tx->tx_power.ant_a) | |
1674 | pos += scnprintf(buf + pos, bufsz - pos, | |
1675 | fmt_hex, "antenna A:", | |
1676 | tx->tx_power.ant_a); | |
1677 | if ((priv->cfg->valid_tx_ant & ANT_B) && tx->tx_power.ant_b) | |
1678 | pos += scnprintf(buf + pos, bufsz - pos, | |
1679 | fmt_hex, "antenna B:", | |
1680 | tx->tx_power.ant_b); | |
1681 | if ((priv->cfg->valid_tx_ant & ANT_C) && tx->tx_power.ant_c) | |
1682 | pos += scnprintf(buf + pos, bufsz - pos, | |
1683 | fmt_hex, "antenna C:", | |
1684 | tx->tx_power.ant_c); | |
1685 | } | |
1686 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
1687 | kfree(buf); | |
1688 | return ret; | |
e8fe59ae WYG |
1689 | } |
1690 | ||
1691 | static ssize_t iwl_dbgfs_ucode_general_stats_read(struct file *file, | |
1692 | char __user *user_buf, | |
1693 | size_t count, loff_t *ppos) | |
1694 | { | |
28f63a4b | 1695 | struct iwl_priv *priv = file->private_data; |
d6d023a1 WYG |
1696 | int pos = 0; |
1697 | char *buf; | |
1698 | int bufsz = sizeof(struct statistics_general) * 10 + 300; | |
1699 | ssize_t ret; | |
1700 | struct statistics_general_common *general, *accum_general; | |
1701 | struct statistics_general_common *delta_general, *max_general; | |
1702 | struct statistics_dbg *dbg, *accum_dbg, *delta_dbg, *max_dbg; | |
1703 | struct statistics_div *div, *accum_div, *delta_div, *max_div; | |
1704 | ||
1705 | if (!iwl_is_alive(priv)) | |
1706 | return -EAGAIN; | |
1707 | ||
1708 | buf = kzalloc(bufsz, GFP_KERNEL); | |
1709 | if (!buf) { | |
1710 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
1711 | return -ENOMEM; | |
1712 | } | |
1713 | ||
1714 | /* the statistic information display here is based on | |
1715 | * the last statistics notification from uCode | |
1716 | * might not reflect the current uCode activity | |
1717 | */ | |
1718 | general = &priv->statistics.common; | |
1719 | dbg = &priv->statistics.common.dbg; | |
1720 | div = &priv->statistics.common.div; | |
1721 | accum_general = &priv->accum_stats.common; | |
1722 | accum_dbg = &priv->accum_stats.common.dbg; | |
1723 | accum_div = &priv->accum_stats.common.div; | |
1724 | delta_general = &priv->delta_stats.common; | |
1725 | max_general = &priv->max_delta_stats.common; | |
1726 | delta_dbg = &priv->delta_stats.common.dbg; | |
1727 | max_dbg = &priv->max_delta_stats.common.dbg; | |
1728 | delta_div = &priv->delta_stats.common.div; | |
1729 | max_div = &priv->max_delta_stats.common.div; | |
1730 | ||
1731 | pos += iwl_statistics_flag(priv, buf, bufsz); | |
1732 | pos += scnprintf(buf + pos, bufsz - pos, | |
1733 | fmt_header, "Statistics_General:"); | |
1734 | pos += scnprintf(buf + pos, bufsz - pos, | |
1735 | fmt_value, "temperature:", | |
1736 | le32_to_cpu(general->temperature)); | |
1737 | pos += scnprintf(buf + pos, bufsz - pos, | |
1738 | fmt_value, "temperature_m:", | |
1739 | le32_to_cpu(general->temperature_m)); | |
1740 | pos += scnprintf(buf + pos, bufsz - pos, | |
1741 | fmt_value, "ttl_timestamp:", | |
1742 | le32_to_cpu(general->ttl_timestamp)); | |
1743 | pos += scnprintf(buf + pos, bufsz - pos, | |
1744 | fmt_table, "burst_check:", | |
1745 | le32_to_cpu(dbg->burst_check), | |
1746 | accum_dbg->burst_check, | |
1747 | delta_dbg->burst_check, max_dbg->burst_check); | |
1748 | pos += scnprintf(buf + pos, bufsz - pos, | |
1749 | fmt_table, "burst_count:", | |
1750 | le32_to_cpu(dbg->burst_count), | |
1751 | accum_dbg->burst_count, | |
1752 | delta_dbg->burst_count, max_dbg->burst_count); | |
1753 | pos += scnprintf(buf + pos, bufsz - pos, | |
1754 | fmt_table, "wait_for_silence_timeout_count:", | |
1755 | le32_to_cpu(dbg->wait_for_silence_timeout_cnt), | |
1756 | accum_dbg->wait_for_silence_timeout_cnt, | |
1757 | delta_dbg->wait_for_silence_timeout_cnt, | |
1758 | max_dbg->wait_for_silence_timeout_cnt); | |
1759 | pos += scnprintf(buf + pos, bufsz - pos, | |
1760 | fmt_table, "sleep_time:", | |
1761 | le32_to_cpu(general->sleep_time), | |
1762 | accum_general->sleep_time, | |
1763 | delta_general->sleep_time, max_general->sleep_time); | |
1764 | pos += scnprintf(buf + pos, bufsz - pos, | |
1765 | fmt_table, "slots_out:", | |
1766 | le32_to_cpu(general->slots_out), | |
1767 | accum_general->slots_out, | |
1768 | delta_general->slots_out, max_general->slots_out); | |
1769 | pos += scnprintf(buf + pos, bufsz - pos, | |
1770 | fmt_table, "slots_idle:", | |
1771 | le32_to_cpu(general->slots_idle), | |
1772 | accum_general->slots_idle, | |
1773 | delta_general->slots_idle, max_general->slots_idle); | |
1774 | pos += scnprintf(buf + pos, bufsz - pos, | |
1775 | fmt_table, "tx_on_a:", | |
1776 | le32_to_cpu(div->tx_on_a), accum_div->tx_on_a, | |
1777 | delta_div->tx_on_a, max_div->tx_on_a); | |
1778 | pos += scnprintf(buf + pos, bufsz - pos, | |
1779 | fmt_table, "tx_on_b:", | |
1780 | le32_to_cpu(div->tx_on_b), accum_div->tx_on_b, | |
1781 | delta_div->tx_on_b, max_div->tx_on_b); | |
1782 | pos += scnprintf(buf + pos, bufsz - pos, | |
1783 | fmt_table, "exec_time:", | |
1784 | le32_to_cpu(div->exec_time), accum_div->exec_time, | |
1785 | delta_div->exec_time, max_div->exec_time); | |
1786 | pos += scnprintf(buf + pos, bufsz - pos, | |
1787 | fmt_table, "probe_time:", | |
1788 | le32_to_cpu(div->probe_time), accum_div->probe_time, | |
1789 | delta_div->probe_time, max_div->probe_time); | |
1790 | pos += scnprintf(buf + pos, bufsz - pos, | |
1791 | fmt_table, "rx_enable_counter:", | |
1792 | le32_to_cpu(general->rx_enable_counter), | |
1793 | accum_general->rx_enable_counter, | |
1794 | delta_general->rx_enable_counter, | |
1795 | max_general->rx_enable_counter); | |
1796 | pos += scnprintf(buf + pos, bufsz - pos, | |
1797 | fmt_table, "num_of_sos_states:", | |
1798 | le32_to_cpu(general->num_of_sos_states), | |
1799 | accum_general->num_of_sos_states, | |
1800 | delta_general->num_of_sos_states, | |
1801 | max_general->num_of_sos_states); | |
1802 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
1803 | kfree(buf); | |
1804 | return ret; | |
1805 | } | |
1806 | ||
1807 | static ssize_t iwl_dbgfs_ucode_bt_stats_read(struct file *file, | |
1808 | char __user *user_buf, | |
1809 | size_t count, loff_t *ppos) | |
1810 | { | |
1811 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
1812 | int pos = 0; | |
1813 | char *buf; | |
1814 | int bufsz = (sizeof(struct statistics_bt_activity) * 24) + 200; | |
1815 | ssize_t ret; | |
1816 | struct statistics_bt_activity *bt, *accum_bt; | |
1817 | ||
1818 | if (!iwl_is_alive(priv)) | |
1819 | return -EAGAIN; | |
1820 | ||
1821 | if (!priv->bt_enable_flag) | |
1822 | return -EINVAL; | |
1823 | ||
1824 | /* make request to uCode to retrieve statistics information */ | |
1825 | mutex_lock(&priv->mutex); | |
1826 | ret = iwl_send_statistics_request(priv, CMD_SYNC, false); | |
1827 | mutex_unlock(&priv->mutex); | |
1828 | ||
1829 | if (ret) { | |
1830 | IWL_ERR(priv, | |
1831 | "Error sending statistics request: %zd\n", ret); | |
1832 | return -EAGAIN; | |
1833 | } | |
1834 | buf = kzalloc(bufsz, GFP_KERNEL); | |
1835 | if (!buf) { | |
1836 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
1837 | return -ENOMEM; | |
1838 | } | |
1839 | ||
1840 | /* | |
1841 | * the statistic information display here is based on | |
1842 | * the last statistics notification from uCode | |
1843 | * might not reflect the current uCode activity | |
1844 | */ | |
1845 | bt = &priv->statistics.bt_activity; | |
1846 | accum_bt = &priv->accum_stats.bt_activity; | |
1847 | ||
1848 | pos += iwl_statistics_flag(priv, buf, bufsz); | |
1849 | pos += scnprintf(buf + pos, bufsz - pos, "Statistics_BT:\n"); | |
1850 | pos += scnprintf(buf + pos, bufsz - pos, | |
1851 | "\t\t\tcurrent\t\t\taccumulative\n"); | |
1852 | pos += scnprintf(buf + pos, bufsz - pos, | |
1853 | "hi_priority_tx_req_cnt:\t\t%u\t\t\t%u\n", | |
1854 | le32_to_cpu(bt->hi_priority_tx_req_cnt), | |
1855 | accum_bt->hi_priority_tx_req_cnt); | |
1856 | pos += scnprintf(buf + pos, bufsz - pos, | |
1857 | "hi_priority_tx_denied_cnt:\t%u\t\t\t%u\n", | |
1858 | le32_to_cpu(bt->hi_priority_tx_denied_cnt), | |
1859 | accum_bt->hi_priority_tx_denied_cnt); | |
1860 | pos += scnprintf(buf + pos, bufsz - pos, | |
1861 | "lo_priority_tx_req_cnt:\t\t%u\t\t\t%u\n", | |
1862 | le32_to_cpu(bt->lo_priority_tx_req_cnt), | |
1863 | accum_bt->lo_priority_tx_req_cnt); | |
1864 | pos += scnprintf(buf + pos, bufsz - pos, | |
1865 | "lo_priority_tx_denied_cnt:\t%u\t\t\t%u\n", | |
1866 | le32_to_cpu(bt->lo_priority_tx_denied_cnt), | |
1867 | accum_bt->lo_priority_tx_denied_cnt); | |
1868 | pos += scnprintf(buf + pos, bufsz - pos, | |
1869 | "hi_priority_rx_req_cnt:\t\t%u\t\t\t%u\n", | |
1870 | le32_to_cpu(bt->hi_priority_rx_req_cnt), | |
1871 | accum_bt->hi_priority_rx_req_cnt); | |
1872 | pos += scnprintf(buf + pos, bufsz - pos, | |
1873 | "hi_priority_rx_denied_cnt:\t%u\t\t\t%u\n", | |
1874 | le32_to_cpu(bt->hi_priority_rx_denied_cnt), | |
1875 | accum_bt->hi_priority_rx_denied_cnt); | |
1876 | pos += scnprintf(buf + pos, bufsz - pos, | |
1877 | "lo_priority_rx_req_cnt:\t\t%u\t\t\t%u\n", | |
1878 | le32_to_cpu(bt->lo_priority_rx_req_cnt), | |
1879 | accum_bt->lo_priority_rx_req_cnt); | |
1880 | pos += scnprintf(buf + pos, bufsz - pos, | |
1881 | "lo_priority_rx_denied_cnt:\t%u\t\t\t%u\n", | |
1882 | le32_to_cpu(bt->lo_priority_rx_denied_cnt), | |
1883 | accum_bt->lo_priority_rx_denied_cnt); | |
1884 | ||
1885 | pos += scnprintf(buf + pos, bufsz - pos, | |
1886 | "(rx)num_bt_kills:\t\t%u\t\t\t%u\n", | |
1887 | le32_to_cpu(priv->statistics.num_bt_kills), | |
1888 | priv->statistics.accum_num_bt_kills); | |
1889 | ||
1890 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
1891 | kfree(buf); | |
1892 | return ret; | |
1893 | } | |
1894 | ||
1895 | static ssize_t iwl_dbgfs_reply_tx_error_read(struct file *file, | |
1896 | char __user *user_buf, | |
1897 | size_t count, loff_t *ppos) | |
1898 | { | |
1899 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
1900 | int pos = 0; | |
1901 | char *buf; | |
1902 | int bufsz = (sizeof(struct reply_tx_error_statistics) * 24) + | |
1903 | (sizeof(struct reply_agg_tx_error_statistics) * 24) + 200; | |
1904 | ssize_t ret; | |
1905 | ||
1906 | if (!iwl_is_alive(priv)) | |
1907 | return -EAGAIN; | |
1908 | ||
1909 | buf = kzalloc(bufsz, GFP_KERNEL); | |
1910 | if (!buf) { | |
1911 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
1912 | return -ENOMEM; | |
1913 | } | |
1914 | ||
1915 | pos += scnprintf(buf + pos, bufsz - pos, "Statistics_TX_Error:\n"); | |
1916 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t\t%u\n", | |
1917 | iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_DELAY), | |
1918 | priv->_agn.reply_tx_stats.pp_delay); | |
1919 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
1920 | iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_FEW_BYTES), | |
1921 | priv->_agn.reply_tx_stats.pp_few_bytes); | |
1922 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
1923 | iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_BT_PRIO), | |
1924 | priv->_agn.reply_tx_stats.pp_bt_prio); | |
1925 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
1926 | iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_QUIET_PERIOD), | |
1927 | priv->_agn.reply_tx_stats.pp_quiet_period); | |
1928 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
1929 | iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_CALC_TTAK), | |
1930 | priv->_agn.reply_tx_stats.pp_calc_ttak); | |
1931 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n", | |
1932 | iwl_get_tx_fail_reason( | |
1933 | TX_STATUS_FAIL_INTERNAL_CROSSED_RETRY), | |
1934 | priv->_agn.reply_tx_stats.int_crossed_retry); | |
1935 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
1936 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_SHORT_LIMIT), | |
1937 | priv->_agn.reply_tx_stats.short_limit); | |
1938 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
1939 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_LONG_LIMIT), | |
1940 | priv->_agn.reply_tx_stats.long_limit); | |
1941 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
1942 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_FIFO_UNDERRUN), | |
1943 | priv->_agn.reply_tx_stats.fifo_underrun); | |
1944 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
1945 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_DRAIN_FLOW), | |
1946 | priv->_agn.reply_tx_stats.drain_flow); | |
1947 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
1948 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_RFKILL_FLUSH), | |
1949 | priv->_agn.reply_tx_stats.rfkill_flush); | |
1950 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
1951 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_LIFE_EXPIRE), | |
1952 | priv->_agn.reply_tx_stats.life_expire); | |
1953 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
1954 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_DEST_PS), | |
1955 | priv->_agn.reply_tx_stats.dest_ps); | |
1956 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
1957 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_HOST_ABORTED), | |
1958 | priv->_agn.reply_tx_stats.host_abort); | |
1959 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
1960 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_BT_RETRY), | |
1961 | priv->_agn.reply_tx_stats.pp_delay); | |
1962 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
1963 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_STA_INVALID), | |
1964 | priv->_agn.reply_tx_stats.sta_invalid); | |
1965 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
1966 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_FRAG_DROPPED), | |
1967 | priv->_agn.reply_tx_stats.frag_drop); | |
1968 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
1969 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_TID_DISABLE), | |
1970 | priv->_agn.reply_tx_stats.tid_disable); | |
1971 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
1972 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_FIFO_FLUSHED), | |
1973 | priv->_agn.reply_tx_stats.fifo_flush); | |
1974 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n", | |
1975 | iwl_get_tx_fail_reason( | |
1976 | TX_STATUS_FAIL_INSUFFICIENT_CF_POLL), | |
1977 | priv->_agn.reply_tx_stats.insuff_cf_poll); | |
1978 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
1979 | iwl_get_tx_fail_reason(TX_STATUS_FAIL_PASSIVE_NO_RX), | |
1980 | priv->_agn.reply_tx_stats.fail_hw_drop); | |
1981 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n", | |
1982 | iwl_get_tx_fail_reason( | |
1983 | TX_STATUS_FAIL_NO_BEACON_ON_RADAR), | |
1984 | priv->_agn.reply_tx_stats.sta_color_mismatch); | |
1985 | pos += scnprintf(buf + pos, bufsz - pos, "UNKNOWN:\t\t\t%u\n", | |
1986 | priv->_agn.reply_tx_stats.unknown); | |
1987 | ||
1988 | pos += scnprintf(buf + pos, bufsz - pos, | |
1989 | "\nStatistics_Agg_TX_Error:\n"); | |
1990 | ||
1991 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
1992 | iwl_get_agg_tx_fail_reason(AGG_TX_STATE_UNDERRUN_MSK), | |
1993 | priv->_agn.reply_agg_tx_stats.underrun); | |
1994 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
1995 | iwl_get_agg_tx_fail_reason(AGG_TX_STATE_BT_PRIO_MSK), | |
1996 | priv->_agn.reply_agg_tx_stats.bt_prio); | |
1997 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
1998 | iwl_get_agg_tx_fail_reason(AGG_TX_STATE_FEW_BYTES_MSK), | |
1999 | priv->_agn.reply_agg_tx_stats.few_bytes); | |
2000 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
2001 | iwl_get_agg_tx_fail_reason(AGG_TX_STATE_ABORT_MSK), | |
2002 | priv->_agn.reply_agg_tx_stats.abort); | |
2003 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n", | |
2004 | iwl_get_agg_tx_fail_reason( | |
2005 | AGG_TX_STATE_LAST_SENT_TTL_MSK), | |
2006 | priv->_agn.reply_agg_tx_stats.last_sent_ttl); | |
2007 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n", | |
2008 | iwl_get_agg_tx_fail_reason( | |
2009 | AGG_TX_STATE_LAST_SENT_TRY_CNT_MSK), | |
2010 | priv->_agn.reply_agg_tx_stats.last_sent_try); | |
2011 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n", | |
2012 | iwl_get_agg_tx_fail_reason( | |
2013 | AGG_TX_STATE_LAST_SENT_BT_KILL_MSK), | |
2014 | priv->_agn.reply_agg_tx_stats.last_sent_bt_kill); | |
2015 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
2016 | iwl_get_agg_tx_fail_reason(AGG_TX_STATE_SCD_QUERY_MSK), | |
2017 | priv->_agn.reply_agg_tx_stats.scd_query); | |
2018 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n", | |
2019 | iwl_get_agg_tx_fail_reason( | |
2020 | AGG_TX_STATE_TEST_BAD_CRC32_MSK), | |
2021 | priv->_agn.reply_agg_tx_stats.bad_crc32); | |
2022 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
2023 | iwl_get_agg_tx_fail_reason(AGG_TX_STATE_RESPONSE_MSK), | |
2024 | priv->_agn.reply_agg_tx_stats.response); | |
2025 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
2026 | iwl_get_agg_tx_fail_reason(AGG_TX_STATE_DUMP_TX_MSK), | |
2027 | priv->_agn.reply_agg_tx_stats.dump_tx); | |
2028 | pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", | |
2029 | iwl_get_agg_tx_fail_reason(AGG_TX_STATE_DELAY_TX_MSK), | |
2030 | priv->_agn.reply_agg_tx_stats.delay_tx); | |
2031 | pos += scnprintf(buf + pos, bufsz - pos, "UNKNOWN:\t\t\t%u\n", | |
2032 | priv->_agn.reply_agg_tx_stats.unknown); | |
2033 | ||
2034 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
2035 | kfree(buf); | |
2036 | return ret; | |
e8fe59ae WYG |
2037 | } |
2038 | ||
5225935b WYG |
2039 | static ssize_t iwl_dbgfs_sensitivity_read(struct file *file, |
2040 | char __user *user_buf, | |
2041 | size_t count, loff_t *ppos) { | |
2042 | ||
28f63a4b | 2043 | struct iwl_priv *priv = file->private_data; |
5225935b WYG |
2044 | int pos = 0; |
2045 | int cnt = 0; | |
2046 | char *buf; | |
2047 | int bufsz = sizeof(struct iwl_sensitivity_data) * 4 + 100; | |
2048 | ssize_t ret; | |
2049 | struct iwl_sensitivity_data *data; | |
2050 | ||
2051 | data = &priv->sensitivity_data; | |
2052 | buf = kzalloc(bufsz, GFP_KERNEL); | |
2053 | if (!buf) { | |
2054 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
2055 | return -ENOMEM; | |
2056 | } | |
2057 | ||
2058 | pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm:\t\t\t %u\n", | |
2059 | data->auto_corr_ofdm); | |
2060 | pos += scnprintf(buf + pos, bufsz - pos, | |
2061 | "auto_corr_ofdm_mrc:\t\t %u\n", | |
2062 | data->auto_corr_ofdm_mrc); | |
2063 | pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm_x1:\t\t %u\n", | |
2064 | data->auto_corr_ofdm_x1); | |
2065 | pos += scnprintf(buf + pos, bufsz - pos, | |
2066 | "auto_corr_ofdm_mrc_x1:\t\t %u\n", | |
2067 | data->auto_corr_ofdm_mrc_x1); | |
2068 | pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck:\t\t\t %u\n", | |
2069 | data->auto_corr_cck); | |
2070 | pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck_mrc:\t\t %u\n", | |
2071 | data->auto_corr_cck_mrc); | |
2072 | pos += scnprintf(buf + pos, bufsz - pos, | |
2073 | "last_bad_plcp_cnt_ofdm:\t\t %u\n", | |
2074 | data->last_bad_plcp_cnt_ofdm); | |
2075 | pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_ofdm:\t\t %u\n", | |
2076 | data->last_fa_cnt_ofdm); | |
2077 | pos += scnprintf(buf + pos, bufsz - pos, | |
2078 | "last_bad_plcp_cnt_cck:\t\t %u\n", | |
2079 | data->last_bad_plcp_cnt_cck); | |
2080 | pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_cck:\t\t %u\n", | |
2081 | data->last_fa_cnt_cck); | |
2082 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_curr_state:\t\t\t %u\n", | |
2083 | data->nrg_curr_state); | |
2084 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_prev_state:\t\t\t %u\n", | |
2085 | data->nrg_prev_state); | |
2086 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_value:\t\t\t"); | |
2087 | for (cnt = 0; cnt < 10; cnt++) { | |
2088 | pos += scnprintf(buf + pos, bufsz - pos, " %u", | |
2089 | data->nrg_value[cnt]); | |
2090 | } | |
2091 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
2092 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_rssi:\t\t"); | |
2093 | for (cnt = 0; cnt < NRG_NUM_PREV_STAT_L; cnt++) { | |
2094 | pos += scnprintf(buf + pos, bufsz - pos, " %u", | |
2095 | data->nrg_silence_rssi[cnt]); | |
2096 | } | |
2097 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
2098 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_ref:\t\t %u\n", | |
2099 | data->nrg_silence_ref); | |
2100 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_energy_idx:\t\t\t %u\n", | |
2101 | data->nrg_energy_idx); | |
2102 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_idx:\t\t %u\n", | |
2103 | data->nrg_silence_idx); | |
2104 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_cck:\t\t\t %u\n", | |
2105 | data->nrg_th_cck); | |
2106 | pos += scnprintf(buf + pos, bufsz - pos, | |
2107 | "nrg_auto_corr_silence_diff:\t %u\n", | |
2108 | data->nrg_auto_corr_silence_diff); | |
2109 | pos += scnprintf(buf + pos, bufsz - pos, "num_in_cck_no_fa:\t\t %u\n", | |
2110 | data->num_in_cck_no_fa); | |
2111 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_ofdm:\t\t\t %u\n", | |
2112 | data->nrg_th_ofdm); | |
2113 | ||
2114 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
2115 | kfree(buf); | |
2116 | return ret; | |
2117 | } | |
2118 | ||
2119 | ||
2120 | static ssize_t iwl_dbgfs_chain_noise_read(struct file *file, | |
2121 | char __user *user_buf, | |
2122 | size_t count, loff_t *ppos) { | |
2123 | ||
28f63a4b | 2124 | struct iwl_priv *priv = file->private_data; |
5225935b WYG |
2125 | int pos = 0; |
2126 | int cnt = 0; | |
2127 | char *buf; | |
2128 | int bufsz = sizeof(struct iwl_chain_noise_data) * 4 + 100; | |
2129 | ssize_t ret; | |
2130 | struct iwl_chain_noise_data *data; | |
2131 | ||
2132 | data = &priv->chain_noise_data; | |
2133 | buf = kzalloc(bufsz, GFP_KERNEL); | |
2134 | if (!buf) { | |
2135 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
2136 | return -ENOMEM; | |
2137 | } | |
2138 | ||
2139 | pos += scnprintf(buf + pos, bufsz - pos, "active_chains:\t\t\t %u\n", | |
2140 | data->active_chains); | |
2141 | pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_a:\t\t\t %u\n", | |
2142 | data->chain_noise_a); | |
2143 | pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_b:\t\t\t %u\n", | |
2144 | data->chain_noise_b); | |
2145 | pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_c:\t\t\t %u\n", | |
2146 | data->chain_noise_c); | |
2147 | pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_a:\t\t\t %u\n", | |
2148 | data->chain_signal_a); | |
2149 | pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_b:\t\t\t %u\n", | |
2150 | data->chain_signal_b); | |
2151 | pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_c:\t\t\t %u\n", | |
2152 | data->chain_signal_c); | |
2153 | pos += scnprintf(buf + pos, bufsz - pos, "beacon_count:\t\t\t %u\n", | |
2154 | data->beacon_count); | |
2155 | ||
2156 | pos += scnprintf(buf + pos, bufsz - pos, "disconn_array:\t\t\t"); | |
2157 | for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) { | |
2158 | pos += scnprintf(buf + pos, bufsz - pos, " %u", | |
2159 | data->disconn_array[cnt]); | |
2160 | } | |
2161 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
2162 | pos += scnprintf(buf + pos, bufsz - pos, "delta_gain_code:\t\t"); | |
2163 | for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) { | |
2164 | pos += scnprintf(buf + pos, bufsz - pos, " %u", | |
2165 | data->delta_gain_code[cnt]); | |
2166 | } | |
2167 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
2168 | pos += scnprintf(buf + pos, bufsz - pos, "radio_write:\t\t\t %u\n", | |
2169 | data->radio_write); | |
2170 | pos += scnprintf(buf + pos, bufsz - pos, "state:\t\t\t\t %u\n", | |
2171 | data->state); | |
2172 | ||
2173 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
2174 | kfree(buf); | |
2175 | return ret; | |
2176 | } | |
2177 | ||
c09430ab WYG |
2178 | static ssize_t iwl_dbgfs_power_save_status_read(struct file *file, |
2179 | char __user *user_buf, | |
2180 | size_t count, loff_t *ppos) | |
2181 | { | |
28f63a4b | 2182 | struct iwl_priv *priv = file->private_data; |
c09430ab WYG |
2183 | char buf[60]; |
2184 | int pos = 0; | |
2185 | const size_t bufsz = sizeof(buf); | |
2186 | u32 pwrsave_status; | |
2187 | ||
2188 | pwrsave_status = iwl_read32(priv, CSR_GP_CNTRL) & | |
2189 | CSR_GP_REG_POWER_SAVE_STATUS_MSK; | |
2190 | ||
2191 | pos += scnprintf(buf + pos, bufsz - pos, "Power Save Status: "); | |
2192 | pos += scnprintf(buf + pos, bufsz - pos, "%s\n", | |
2193 | (pwrsave_status == CSR_GP_REG_NO_POWER_SAVE) ? "none" : | |
2194 | (pwrsave_status == CSR_GP_REG_MAC_POWER_SAVE) ? "MAC" : | |
2195 | (pwrsave_status == CSR_GP_REG_PHY_POWER_SAVE) ? "PHY" : | |
2196 | "error"); | |
2197 | ||
2198 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
2199 | } | |
2200 | ||
7163b8a4 | 2201 | static ssize_t iwl_dbgfs_clear_ucode_statistics_write(struct file *file, |
ef8d5529 WYG |
2202 | const char __user *user_buf, |
2203 | size_t count, loff_t *ppos) | |
2204 | { | |
2205 | struct iwl_priv *priv = file->private_data; | |
2206 | char buf[8]; | |
2207 | int buf_size; | |
2208 | int clear; | |
2209 | ||
2210 | memset(buf, 0, sizeof(buf)); | |
2211 | buf_size = min(count, sizeof(buf) - 1); | |
2212 | if (copy_from_user(buf, user_buf, buf_size)) | |
2213 | return -EFAULT; | |
2214 | if (sscanf(buf, "%d", &clear) != 1) | |
2215 | return -EFAULT; | |
2216 | ||
2217 | /* make request to uCode to retrieve statistics information */ | |
2218 | mutex_lock(&priv->mutex); | |
2219 | iwl_send_statistics_request(priv, CMD_SYNC, true); | |
2220 | mutex_unlock(&priv->mutex); | |
2221 | ||
2222 | return count; | |
2223 | } | |
2224 | ||
696bdee3 WYG |
2225 | static ssize_t iwl_dbgfs_csr_write(struct file *file, |
2226 | const char __user *user_buf, | |
2227 | size_t count, loff_t *ppos) | |
2228 | { | |
2229 | struct iwl_priv *priv = file->private_data; | |
2230 | char buf[8]; | |
2231 | int buf_size; | |
2232 | int csr; | |
2233 | ||
2234 | memset(buf, 0, sizeof(buf)); | |
2235 | buf_size = min(count, sizeof(buf) - 1); | |
2236 | if (copy_from_user(buf, user_buf, buf_size)) | |
2237 | return -EFAULT; | |
2238 | if (sscanf(buf, "%d", &csr) != 1) | |
2239 | return -EFAULT; | |
2240 | ||
3ecccbcd | 2241 | iwl_dump_csr(priv); |
696bdee3 WYG |
2242 | |
2243 | return count; | |
2244 | } | |
2245 | ||
a9e1cb6a WYG |
2246 | static ssize_t iwl_dbgfs_ucode_tracing_read(struct file *file, |
2247 | char __user *user_buf, | |
2248 | size_t count, loff_t *ppos) { | |
2249 | ||
57674308 | 2250 | struct iwl_priv *priv = file->private_data; |
a9e1cb6a WYG |
2251 | int pos = 0; |
2252 | char buf[128]; | |
2253 | const size_t bufsz = sizeof(buf); | |
a9e1cb6a WYG |
2254 | |
2255 | pos += scnprintf(buf + pos, bufsz - pos, "ucode trace timer is %s\n", | |
2256 | priv->event_log.ucode_trace ? "On" : "Off"); | |
2257 | pos += scnprintf(buf + pos, bufsz - pos, "non_wraps_count:\t\t %u\n", | |
2258 | priv->event_log.non_wraps_count); | |
2259 | pos += scnprintf(buf + pos, bufsz - pos, "wraps_once_count:\t\t %u\n", | |
2260 | priv->event_log.wraps_once_count); | |
2261 | pos += scnprintf(buf + pos, bufsz - pos, "wraps_more_count:\t\t %u\n", | |
2262 | priv->event_log.wraps_more_count); | |
2263 | ||
4967c316 | 2264 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
a9e1cb6a WYG |
2265 | } |
2266 | ||
2267 | static ssize_t iwl_dbgfs_ucode_tracing_write(struct file *file, | |
2268 | const char __user *user_buf, | |
2269 | size_t count, loff_t *ppos) | |
2270 | { | |
2271 | struct iwl_priv *priv = file->private_data; | |
2272 | char buf[8]; | |
2273 | int buf_size; | |
2274 | int trace; | |
2275 | ||
2276 | memset(buf, 0, sizeof(buf)); | |
2277 | buf_size = min(count, sizeof(buf) - 1); | |
2278 | if (copy_from_user(buf, user_buf, buf_size)) | |
2279 | return -EFAULT; | |
2280 | if (sscanf(buf, "%d", &trace) != 1) | |
2281 | return -EFAULT; | |
2282 | ||
2283 | if (trace) { | |
2284 | priv->event_log.ucode_trace = true; | |
2285 | /* schedule the ucode timer to occur in UCODE_TRACE_PERIOD */ | |
2286 | mod_timer(&priv->ucode_trace, | |
2287 | jiffies + msecs_to_jiffies(UCODE_TRACE_PERIOD)); | |
2288 | } else { | |
2289 | priv->event_log.ucode_trace = false; | |
2290 | del_timer_sync(&priv->ucode_trace); | |
2291 | } | |
2292 | ||
2293 | return count; | |
2294 | } | |
2295 | ||
60987206 JB |
2296 | static ssize_t iwl_dbgfs_rxon_flags_read(struct file *file, |
2297 | char __user *user_buf, | |
2298 | size_t count, loff_t *ppos) { | |
2299 | ||
57674308 | 2300 | struct iwl_priv *priv = file->private_data; |
60987206 JB |
2301 | int len = 0; |
2302 | char buf[20]; | |
2303 | ||
246ed355 JB |
2304 | len = sprintf(buf, "0x%04X\n", |
2305 | le32_to_cpu(priv->contexts[IWL_RXON_CTX_BSS].active.flags)); | |
60987206 JB |
2306 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
2307 | } | |
2308 | ||
2309 | static ssize_t iwl_dbgfs_rxon_filter_flags_read(struct file *file, | |
2310 | char __user *user_buf, | |
2311 | size_t count, loff_t *ppos) { | |
2312 | ||
57674308 | 2313 | struct iwl_priv *priv = file->private_data; |
60987206 JB |
2314 | int len = 0; |
2315 | char buf[20]; | |
2316 | ||
2317 | len = sprintf(buf, "0x%04X\n", | |
246ed355 | 2318 | le32_to_cpu(priv->contexts[IWL_RXON_CTX_BSS].active.filter_flags)); |
60987206 JB |
2319 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
2320 | } | |
2321 | ||
1b3eb823 WYG |
2322 | static ssize_t iwl_dbgfs_fh_reg_read(struct file *file, |
2323 | char __user *user_buf, | |
2324 | size_t count, loff_t *ppos) | |
2325 | { | |
57674308 | 2326 | struct iwl_priv *priv = file->private_data; |
1b3eb823 WYG |
2327 | char *buf; |
2328 | int pos = 0; | |
2329 | ssize_t ret = -EFAULT; | |
2330 | ||
3ecccbcd WYG |
2331 | ret = pos = iwl_dump_fh(priv, &buf, true); |
2332 | if (buf) { | |
2333 | ret = simple_read_from_buffer(user_buf, | |
2334 | count, ppos, buf, pos); | |
2335 | kfree(buf); | |
1b3eb823 WYG |
2336 | } |
2337 | ||
2338 | return ret; | |
2339 | } | |
2340 | ||
a13d276f WYG |
2341 | static ssize_t iwl_dbgfs_missed_beacon_read(struct file *file, |
2342 | char __user *user_buf, | |
2343 | size_t count, loff_t *ppos) { | |
2344 | ||
2345 | struct iwl_priv *priv = file->private_data; | |
2346 | int pos = 0; | |
2347 | char buf[12]; | |
2348 | const size_t bufsz = sizeof(buf); | |
a13d276f WYG |
2349 | |
2350 | pos += scnprintf(buf + pos, bufsz - pos, "%d\n", | |
2351 | priv->missed_beacon_threshold); | |
2352 | ||
4967c316 | 2353 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
a13d276f WYG |
2354 | } |
2355 | ||
2356 | static ssize_t iwl_dbgfs_missed_beacon_write(struct file *file, | |
2357 | const char __user *user_buf, | |
2358 | size_t count, loff_t *ppos) | |
2359 | { | |
2360 | struct iwl_priv *priv = file->private_data; | |
2361 | char buf[8]; | |
2362 | int buf_size; | |
2363 | int missed; | |
2364 | ||
2365 | memset(buf, 0, sizeof(buf)); | |
2366 | buf_size = min(count, sizeof(buf) - 1); | |
2367 | if (copy_from_user(buf, user_buf, buf_size)) | |
2368 | return -EFAULT; | |
2369 | if (sscanf(buf, "%d", &missed) != 1) | |
2370 | return -EINVAL; | |
2371 | ||
2372 | if (missed < IWL_MISSED_BEACON_THRESHOLD_MIN || | |
2373 | missed > IWL_MISSED_BEACON_THRESHOLD_MAX) | |
2374 | priv->missed_beacon_threshold = | |
2375 | IWL_MISSED_BEACON_THRESHOLD_DEF; | |
2376 | else | |
2377 | priv->missed_beacon_threshold = missed; | |
2378 | ||
2379 | return count; | |
2380 | } | |
2381 | ||
3e4fb5fa TAN |
2382 | static ssize_t iwl_dbgfs_plcp_delta_read(struct file *file, |
2383 | char __user *user_buf, | |
2384 | size_t count, loff_t *ppos) { | |
2385 | ||
57674308 | 2386 | struct iwl_priv *priv = file->private_data; |
3e4fb5fa TAN |
2387 | int pos = 0; |
2388 | char buf[12]; | |
2389 | const size_t bufsz = sizeof(buf); | |
3e4fb5fa TAN |
2390 | |
2391 | pos += scnprintf(buf + pos, bufsz - pos, "%u\n", | |
7cb1b088 | 2392 | priv->cfg->base_params->plcp_delta_threshold); |
3e4fb5fa | 2393 | |
4967c316 | 2394 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
3e4fb5fa TAN |
2395 | } |
2396 | ||
2397 | static ssize_t iwl_dbgfs_plcp_delta_write(struct file *file, | |
2398 | const char __user *user_buf, | |
2399 | size_t count, loff_t *ppos) { | |
2400 | ||
2401 | struct iwl_priv *priv = file->private_data; | |
2402 | char buf[8]; | |
2403 | int buf_size; | |
2404 | int plcp; | |
2405 | ||
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", &plcp) != 1) | |
2411 | return -EINVAL; | |
680788ac | 2412 | if ((plcp < IWL_MAX_PLCP_ERR_THRESHOLD_MIN) || |
3e4fb5fa | 2413 | (plcp > IWL_MAX_PLCP_ERR_THRESHOLD_MAX)) |
7cb1b088 | 2414 | priv->cfg->base_params->plcp_delta_threshold = |
680788ac | 2415 | IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE; |
3e4fb5fa | 2416 | else |
7cb1b088 | 2417 | priv->cfg->base_params->plcp_delta_threshold = plcp; |
3e4fb5fa TAN |
2418 | return count; |
2419 | } | |
2420 | ||
528c3126 WYG |
2421 | static ssize_t iwl_dbgfs_force_reset_read(struct file *file, |
2422 | char __user *user_buf, | |
2423 | size_t count, loff_t *ppos) { | |
2424 | ||
2425 | struct iwl_priv *priv = file->private_data; | |
2426 | int i, pos = 0; | |
2427 | char buf[300]; | |
2428 | const size_t bufsz = sizeof(buf); | |
2429 | struct iwl_force_reset *force_reset; | |
2430 | ||
2431 | for (i = 0; i < IWL_MAX_FORCE_RESET; i++) { | |
2432 | force_reset = &priv->force_reset[i]; | |
2433 | pos += scnprintf(buf + pos, bufsz - pos, | |
2434 | "Force reset method %d\n", i); | |
2435 | pos += scnprintf(buf + pos, bufsz - pos, | |
2436 | "\tnumber of reset request: %d\n", | |
2437 | force_reset->reset_request_count); | |
2438 | pos += scnprintf(buf + pos, bufsz - pos, | |
2439 | "\tnumber of reset request success: %d\n", | |
2440 | force_reset->reset_success_count); | |
2441 | pos += scnprintf(buf + pos, bufsz - pos, | |
2442 | "\tnumber of reset request reject: %d\n", | |
2443 | force_reset->reset_reject_count); | |
2444 | pos += scnprintf(buf + pos, bufsz - pos, | |
2445 | "\treset duration: %lu\n", | |
2446 | force_reset->reset_duration); | |
2447 | } | |
2448 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
2449 | } | |
2450 | ||
04cafd7f WYG |
2451 | static ssize_t iwl_dbgfs_force_reset_write(struct file *file, |
2452 | const char __user *user_buf, | |
2453 | size_t count, loff_t *ppos) { | |
2454 | ||
2455 | struct iwl_priv *priv = file->private_data; | |
2456 | char buf[8]; | |
2457 | int buf_size; | |
2458 | int reset, ret; | |
2459 | ||
2460 | memset(buf, 0, sizeof(buf)); | |
2461 | buf_size = min(count, sizeof(buf) - 1); | |
2462 | if (copy_from_user(buf, user_buf, buf_size)) | |
2463 | return -EFAULT; | |
2464 | if (sscanf(buf, "%d", &reset) != 1) | |
2465 | return -EINVAL; | |
2466 | switch (reset) { | |
2467 | case IWL_RF_RESET: | |
2468 | case IWL_FW_RESET: | |
c04f9f22 | 2469 | ret = iwl_force_reset(priv, reset, true); |
04cafd7f WYG |
2470 | break; |
2471 | default: | |
2472 | return -EINVAL; | |
2473 | } | |
2474 | return ret ? ret : count; | |
2475 | } | |
2476 | ||
4bf49a90 WYG |
2477 | static ssize_t iwl_dbgfs_txfifo_flush_write(struct file *file, |
2478 | const char __user *user_buf, | |
2479 | size_t count, loff_t *ppos) { | |
2480 | ||
2481 | struct iwl_priv *priv = file->private_data; | |
2482 | char buf[8]; | |
2483 | int buf_size; | |
2484 | int flush; | |
2485 | ||
2486 | memset(buf, 0, sizeof(buf)); | |
2487 | buf_size = min(count, sizeof(buf) - 1); | |
2488 | if (copy_from_user(buf, user_buf, buf_size)) | |
2489 | return -EFAULT; | |
2490 | if (sscanf(buf, "%d", &flush) != 1) | |
2491 | return -EINVAL; | |
2492 | ||
2493 | if (iwl_is_rfkill(priv)) | |
2494 | return -EFAULT; | |
2495 | ||
c68744fb | 2496 | iwlagn_dev_txfifo_flush(priv, IWL_DROP_ALL); |
4bf49a90 WYG |
2497 | |
2498 | return count; | |
2499 | } | |
2500 | ||
22de94de | 2501 | static ssize_t iwl_dbgfs_wd_timeout_write(struct file *file, |
7bdc473c WYG |
2502 | const char __user *user_buf, |
2503 | size_t count, loff_t *ppos) { | |
2504 | ||
2505 | struct iwl_priv *priv = file->private_data; | |
2506 | char buf[8]; | |
2507 | int buf_size; | |
22de94de | 2508 | int timeout; |
7bdc473c WYG |
2509 | |
2510 | memset(buf, 0, sizeof(buf)); | |
2511 | buf_size = min(count, sizeof(buf) - 1); | |
2512 | if (copy_from_user(buf, user_buf, buf_size)) | |
2513 | return -EFAULT; | |
22de94de | 2514 | if (sscanf(buf, "%d", &timeout) != 1) |
7bdc473c | 2515 | return -EINVAL; |
22de94de SG |
2516 | if (timeout < 0 || timeout > IWL_MAX_WD_TIMEOUT) |
2517 | timeout = IWL_DEF_WD_TIMEOUT; | |
7bdc473c | 2518 | |
22de94de SG |
2519 | priv->cfg->base_params->wd_timeout = timeout; |
2520 | iwl_setup_watchdog(priv); | |
7bdc473c WYG |
2521 | return count; |
2522 | } | |
2523 | ||
befe8c46 WYG |
2524 | static ssize_t iwl_dbgfs_bt_traffic_read(struct file *file, |
2525 | char __user *user_buf, | |
2526 | size_t count, loff_t *ppos) { | |
2527 | ||
2528 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
2529 | int pos = 0; | |
2530 | char buf[200]; | |
2531 | const size_t bufsz = sizeof(buf); | |
befe8c46 | 2532 | |
f21dd005 WYG |
2533 | if (!priv->bt_enable_flag) { |
2534 | pos += scnprintf(buf + pos, bufsz - pos, "BT coex disabled\n"); | |
08960dea | 2535 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
f21dd005 WYG |
2536 | } |
2537 | pos += scnprintf(buf + pos, bufsz - pos, "BT enable flag: 0x%x\n", | |
2538 | priv->bt_enable_flag); | |
befe8c46 WYG |
2539 | pos += scnprintf(buf + pos, bufsz - pos, "BT in %s mode\n", |
2540 | priv->bt_full_concurrent ? "full concurrency" : "3-wire"); | |
2541 | pos += scnprintf(buf + pos, bufsz - pos, "BT status: %s, " | |
2542 | "last traffic notif: %d\n", | |
66e863a5 | 2543 | priv->bt_status ? "On" : "Off", priv->last_bt_traffic_load); |
befe8c46 | 2544 | pos += scnprintf(buf + pos, bufsz - pos, "ch_announcement: %d, " |
187bc4f6 WYG |
2545 | "kill_ack_mask: %x, kill_cts_mask: %x\n", |
2546 | priv->bt_ch_announce, priv->kill_ack_mask, | |
2547 | priv->kill_cts_mask); | |
befe8c46 WYG |
2548 | |
2549 | pos += scnprintf(buf + pos, bufsz - pos, "bluetooth traffic load: "); | |
2550 | switch (priv->bt_traffic_load) { | |
2551 | case IWL_BT_COEX_TRAFFIC_LOAD_CONTINUOUS: | |
2552 | pos += scnprintf(buf + pos, bufsz - pos, "Continuous\n"); | |
2553 | break; | |
2554 | case IWL_BT_COEX_TRAFFIC_LOAD_HIGH: | |
2555 | pos += scnprintf(buf + pos, bufsz - pos, "High\n"); | |
2556 | break; | |
2557 | case IWL_BT_COEX_TRAFFIC_LOAD_LOW: | |
2558 | pos += scnprintf(buf + pos, bufsz - pos, "Low\n"); | |
2559 | break; | |
2560 | case IWL_BT_COEX_TRAFFIC_LOAD_NONE: | |
2561 | default: | |
2562 | pos += scnprintf(buf + pos, bufsz - pos, "None\n"); | |
2563 | break; | |
2564 | } | |
2565 | ||
08960dea | 2566 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
befe8c46 WYG |
2567 | } |
2568 | ||
c6abdc0d WYG |
2569 | static ssize_t iwl_dbgfs_protection_mode_read(struct file *file, |
2570 | char __user *user_buf, | |
2571 | size_t count, loff_t *ppos) | |
2572 | { | |
2573 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
2574 | ||
2575 | int pos = 0; | |
2576 | char buf[40]; | |
2577 | const size_t bufsz = sizeof(buf); | |
2578 | ||
7cb1b088 WYG |
2579 | if (priv->cfg->ht_params) |
2580 | pos += scnprintf(buf + pos, bufsz - pos, | |
2581 | "use %s for aggregation\n", | |
2582 | (priv->cfg->ht_params->use_rts_for_aggregation) ? | |
2583 | "rts/cts" : "cts-to-self"); | |
2584 | else | |
2585 | pos += scnprintf(buf + pos, bufsz - pos, "N/A"); | |
2586 | ||
c6abdc0d WYG |
2587 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
2588 | } | |
2589 | ||
2590 | static ssize_t iwl_dbgfs_protection_mode_write(struct file *file, | |
2591 | const char __user *user_buf, | |
2592 | size_t count, loff_t *ppos) { | |
2593 | ||
2594 | struct iwl_priv *priv = file->private_data; | |
2595 | char buf[8]; | |
2596 | int buf_size; | |
2597 | int rts; | |
2598 | ||
7cb1b088 WYG |
2599 | if (!priv->cfg->ht_params) |
2600 | return -EINVAL; | |
2601 | ||
c6abdc0d WYG |
2602 | memset(buf, 0, sizeof(buf)); |
2603 | buf_size = min(count, sizeof(buf) - 1); | |
2604 | if (copy_from_user(buf, user_buf, buf_size)) | |
2605 | return -EFAULT; | |
2606 | if (sscanf(buf, "%d", &rts) != 1) | |
2607 | return -EINVAL; | |
2608 | if (rts) | |
7cb1b088 | 2609 | priv->cfg->ht_params->use_rts_for_aggregation = true; |
c6abdc0d | 2610 | else |
7cb1b088 | 2611 | priv->cfg->ht_params->use_rts_for_aggregation = false; |
c6abdc0d WYG |
2612 | return count; |
2613 | } | |
2614 | ||
7163b8a4 WYG |
2615 | DEBUGFS_READ_FILE_OPS(rx_statistics); |
2616 | DEBUGFS_READ_FILE_OPS(tx_statistics); | |
20594eb0 | 2617 | DEBUGFS_READ_WRITE_FILE_OPS(traffic_log); |
141b03e0 WYG |
2618 | DEBUGFS_READ_FILE_OPS(rx_queue); |
2619 | DEBUGFS_READ_FILE_OPS(tx_queue); | |
e8fe59ae WYG |
2620 | DEBUGFS_READ_FILE_OPS(ucode_rx_stats); |
2621 | DEBUGFS_READ_FILE_OPS(ucode_tx_stats); | |
2622 | DEBUGFS_READ_FILE_OPS(ucode_general_stats); | |
5225935b WYG |
2623 | DEBUGFS_READ_FILE_OPS(sensitivity); |
2624 | DEBUGFS_READ_FILE_OPS(chain_noise); | |
c09430ab | 2625 | DEBUGFS_READ_FILE_OPS(power_save_status); |
7163b8a4 WYG |
2626 | DEBUGFS_WRITE_FILE_OPS(clear_ucode_statistics); |
2627 | DEBUGFS_WRITE_FILE_OPS(clear_traffic_statistics); | |
696bdee3 | 2628 | DEBUGFS_WRITE_FILE_OPS(csr); |
a9e1cb6a | 2629 | DEBUGFS_READ_WRITE_FILE_OPS(ucode_tracing); |
1b3eb823 | 2630 | DEBUGFS_READ_FILE_OPS(fh_reg); |
a13d276f | 2631 | DEBUGFS_READ_WRITE_FILE_OPS(missed_beacon); |
3e4fb5fa | 2632 | DEBUGFS_READ_WRITE_FILE_OPS(plcp_delta); |
528c3126 | 2633 | DEBUGFS_READ_WRITE_FILE_OPS(force_reset); |
60987206 JB |
2634 | DEBUGFS_READ_FILE_OPS(rxon_flags); |
2635 | DEBUGFS_READ_FILE_OPS(rxon_filter_flags); | |
4bf49a90 | 2636 | DEBUGFS_WRITE_FILE_OPS(txfifo_flush); |
ffb7d896 | 2637 | DEBUGFS_READ_FILE_OPS(ucode_bt_stats); |
22de94de | 2638 | DEBUGFS_WRITE_FILE_OPS(wd_timeout); |
befe8c46 | 2639 | DEBUGFS_READ_FILE_OPS(bt_traffic); |
c6abdc0d | 2640 | DEBUGFS_READ_WRITE_FILE_OPS(protection_mode); |
54a9aa65 | 2641 | DEBUGFS_READ_FILE_OPS(reply_tx_error); |
20594eb0 | 2642 | |
712b6cf5 TW |
2643 | /* |
2644 | * Create the debugfs files and directories | |
2645 | * | |
2646 | */ | |
2647 | int iwl_dbgfs_register(struct iwl_priv *priv, const char *name) | |
2648 | { | |
95b1a822 | 2649 | struct dentry *phyd = priv->hw->wiphy->debugfsdir; |
4c84a8f1 | 2650 | struct dentry *dir_drv, *dir_data, *dir_rf, *dir_debug; |
712b6cf5 | 2651 | |
4c84a8f1 JB |
2652 | dir_drv = debugfs_create_dir(name, phyd); |
2653 | if (!dir_drv) | |
2654 | return -ENOMEM; | |
712b6cf5 | 2655 | |
4c84a8f1 JB |
2656 | priv->debugfs_dir = dir_drv; |
2657 | ||
2658 | dir_data = debugfs_create_dir("data", dir_drv); | |
2659 | if (!dir_data) | |
2660 | goto err; | |
2661 | dir_rf = debugfs_create_dir("rf", dir_drv); | |
2662 | if (!dir_rf) | |
2663 | goto err; | |
2664 | dir_debug = debugfs_create_dir("debug", dir_drv); | |
2665 | if (!dir_debug) | |
712b6cf5 | 2666 | goto err; |
712b6cf5 | 2667 | |
4c84a8f1 JB |
2668 | DEBUGFS_ADD_FILE(nvm, dir_data, S_IRUSR); |
2669 | DEBUGFS_ADD_FILE(sram, dir_data, S_IWUSR | S_IRUSR); | |
2670 | DEBUGFS_ADD_FILE(log_event, dir_data, S_IWUSR | S_IRUSR); | |
2671 | DEBUGFS_ADD_FILE(stations, dir_data, S_IRUSR); | |
2672 | DEBUGFS_ADD_FILE(channels, dir_data, S_IRUSR); | |
2673 | DEBUGFS_ADD_FILE(status, dir_data, S_IRUSR); | |
2674 | DEBUGFS_ADD_FILE(interrupt, dir_data, S_IWUSR | S_IRUSR); | |
2675 | DEBUGFS_ADD_FILE(qos, dir_data, S_IRUSR); | |
23c0fcc6 WYG |
2676 | DEBUGFS_ADD_FILE(sleep_level_override, dir_data, S_IWUSR | S_IRUSR); |
2677 | DEBUGFS_ADD_FILE(current_sleep_command, dir_data, S_IRUSR); | |
4c84a8f1 JB |
2678 | DEBUGFS_ADD_FILE(thermal_throttling, dir_data, S_IRUSR); |
2679 | DEBUGFS_ADD_FILE(disable_ht40, dir_data, S_IWUSR | S_IRUSR); | |
2680 | DEBUGFS_ADD_FILE(rx_statistics, dir_debug, S_IRUSR); | |
2681 | DEBUGFS_ADD_FILE(tx_statistics, dir_debug, S_IRUSR); | |
2682 | DEBUGFS_ADD_FILE(traffic_log, dir_debug, S_IWUSR | S_IRUSR); | |
2683 | DEBUGFS_ADD_FILE(rx_queue, dir_debug, S_IRUSR); | |
2684 | DEBUGFS_ADD_FILE(tx_queue, dir_debug, S_IRUSR); | |
4c84a8f1 JB |
2685 | DEBUGFS_ADD_FILE(power_save_status, dir_debug, S_IRUSR); |
2686 | DEBUGFS_ADD_FILE(clear_ucode_statistics, dir_debug, S_IWUSR); | |
2687 | DEBUGFS_ADD_FILE(clear_traffic_statistics, dir_debug, S_IWUSR); | |
2688 | DEBUGFS_ADD_FILE(csr, dir_debug, S_IWUSR); | |
2689 | DEBUGFS_ADD_FILE(fh_reg, dir_debug, S_IRUSR); | |
2690 | DEBUGFS_ADD_FILE(missed_beacon, dir_debug, S_IWUSR); | |
4c84a8f1 | 2691 | DEBUGFS_ADD_FILE(plcp_delta, dir_debug, S_IWUSR | S_IRUSR); |
528c3126 | 2692 | DEBUGFS_ADD_FILE(force_reset, dir_debug, S_IWUSR | S_IRUSR); |
b8c76267 AK |
2693 | DEBUGFS_ADD_FILE(ucode_rx_stats, dir_debug, S_IRUSR); |
2694 | DEBUGFS_ADD_FILE(ucode_tx_stats, dir_debug, S_IRUSR); | |
2695 | DEBUGFS_ADD_FILE(ucode_general_stats, dir_debug, S_IRUSR); | |
c68744fb | 2696 | DEBUGFS_ADD_FILE(txfifo_flush, dir_debug, S_IWUSR); |
c6abdc0d | 2697 | DEBUGFS_ADD_FILE(protection_mode, dir_debug, S_IWUSR | S_IRUSR); |
b8c76267 | 2698 | |
703bc583 WYG |
2699 | DEBUGFS_ADD_FILE(sensitivity, dir_debug, S_IRUSR); |
2700 | DEBUGFS_ADD_FILE(chain_noise, dir_debug, S_IRUSR); | |
b7af6a99 | 2701 | DEBUGFS_ADD_FILE(ucode_tracing, dir_debug, S_IWUSR | S_IRUSR); |
0da0e5bf | 2702 | DEBUGFS_ADD_FILE(ucode_bt_stats, dir_debug, S_IRUSR); |
54a9aa65 | 2703 | DEBUGFS_ADD_FILE(reply_tx_error, dir_debug, S_IRUSR); |
60987206 JB |
2704 | DEBUGFS_ADD_FILE(rxon_flags, dir_debug, S_IWUSR); |
2705 | DEBUGFS_ADD_FILE(rxon_filter_flags, dir_debug, S_IWUSR); | |
22de94de | 2706 | DEBUGFS_ADD_FILE(wd_timeout, dir_debug, S_IWUSR); |
88e58fc5 | 2707 | if (iwl_advanced_bt_coexist(priv)) |
befe8c46 | 2708 | DEBUGFS_ADD_FILE(bt_traffic, dir_debug, S_IRUSR); |
703bc583 WYG |
2709 | DEBUGFS_ADD_BOOL(disable_sensitivity, dir_rf, |
2710 | &priv->disable_sens_cal); | |
2711 | DEBUGFS_ADD_BOOL(disable_chain_noise, dir_rf, | |
2712 | &priv->disable_chain_noise_cal); | |
712b6cf5 TW |
2713 | return 0; |
2714 | ||
2715 | err: | |
4c84a8f1 | 2716 | IWL_ERR(priv, "Can't create the debugfs directory\n"); |
712b6cf5 | 2717 | iwl_dbgfs_unregister(priv); |
4c84a8f1 | 2718 | return -ENOMEM; |
712b6cf5 | 2719 | } |
712b6cf5 TW |
2720 | |
2721 | /** | |
2722 | * Remove the debugfs files and directories | |
2723 | * | |
2724 | */ | |
2725 | void iwl_dbgfs_unregister(struct iwl_priv *priv) | |
2726 | { | |
4c84a8f1 | 2727 | if (!priv->debugfs_dir) |
712b6cf5 TW |
2728 | return; |
2729 | ||
4c84a8f1 JB |
2730 | debugfs_remove_recursive(priv->debugfs_dir); |
2731 | priv->debugfs_dir = NULL; | |
712b6cf5 | 2732 | } |
712b6cf5 TW |
2733 | |
2734 | ||
445c2dff | 2735 |