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712b6cf5 TW |
1 | /****************************************************************************** |
2 | * | |
3 | * GPL LICENSE SUMMARY | |
4 | * | |
01f8162a | 5 | * Copyright(c) 2008 - 2009 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 | ||
29 | #include <linux/kernel.h> | |
30 | #include <linux/module.h> | |
31 | #include <linux/debugfs.h> | |
32 | ||
33 | #include <linux/ieee80211.h> | |
34 | #include <net/mac80211.h> | |
35 | ||
36 | ||
3e0d4cb1 | 37 | #include "iwl-dev.h" |
712b6cf5 | 38 | #include "iwl-debug.h" |
fee1247a | 39 | #include "iwl-core.h" |
3395f6e9 | 40 | #include "iwl-io.h" |
5225935b | 41 | #include "iwl-calib.h" |
712b6cf5 TW |
42 | |
43 | /* create and remove of files */ | |
44 | #define DEBUGFS_ADD_DIR(name, parent) do { \ | |
45 | dbgfs->dir_##name = debugfs_create_dir(#name, parent); \ | |
46 | if (!(dbgfs->dir_##name)) \ | |
47 | goto err; \ | |
48 | } while (0) | |
49 | ||
43e85115 | 50 | #define DEBUGFS_ADD_FILE(name, parent, mode) do { \ |
712b6cf5 | 51 | dbgfs->dbgfs_##parent##_files.file_##name = \ |
43e85115 | 52 | debugfs_create_file(#name, mode, \ |
fcf89d05 | 53 | dbgfs->dir_##parent, priv, \ |
712b6cf5 TW |
54 | &iwl_dbgfs_##name##_ops); \ |
55 | if (!(dbgfs->dbgfs_##parent##_files.file_##name)) \ | |
56 | goto err; \ | |
57 | } while (0) | |
58 | ||
445c2dff TW |
59 | #define DEBUGFS_ADD_BOOL(name, parent, ptr) do { \ |
60 | dbgfs->dbgfs_##parent##_files.file_##name = \ | |
fcf89d05 RC |
61 | debugfs_create_bool(#name, S_IWUSR | S_IRUSR, \ |
62 | dbgfs->dir_##parent, ptr); \ | |
9b24001d Z |
63 | if (IS_ERR(dbgfs->dbgfs_##parent##_files.file_##name) \ |
64 | || !dbgfs->dbgfs_##parent##_files.file_##name) \ | |
445c2dff TW |
65 | goto err; \ |
66 | } while (0) | |
67 | ||
2ddfa129 WT |
68 | #define DEBUGFS_ADD_X32(name, parent, ptr) do { \ |
69 | dbgfs->dbgfs_##parent##_files.file_##name = \ | |
fcf89d05 | 70 | debugfs_create_x32(#name, S_IRUSR, dbgfs->dir_##parent, ptr); \ |
2ddfa129 WT |
71 | if (IS_ERR(dbgfs->dbgfs_##parent##_files.file_##name) \ |
72 | || !dbgfs->dbgfs_##parent##_files.file_##name) \ | |
73 | goto err; \ | |
74 | } while (0) | |
75 | ||
712b6cf5 TW |
76 | #define DEBUGFS_REMOVE(name) do { \ |
77 | debugfs_remove(name); \ | |
78 | name = NULL; \ | |
79 | } while (0); | |
80 | ||
81 | /* file operation */ | |
82 | #define DEBUGFS_READ_FUNC(name) \ | |
83 | static ssize_t iwl_dbgfs_##name##_read(struct file *file, \ | |
84 | char __user *user_buf, \ | |
85 | size_t count, loff_t *ppos); | |
86 | ||
87 | #define DEBUGFS_WRITE_FUNC(name) \ | |
88 | static ssize_t iwl_dbgfs_##name##_write(struct file *file, \ | |
89 | const char __user *user_buf, \ | |
90 | size_t count, loff_t *ppos); | |
91 | ||
92 | ||
93 | static int iwl_dbgfs_open_file_generic(struct inode *inode, struct file *file) | |
94 | { | |
95 | file->private_data = inode->i_private; | |
96 | return 0; | |
97 | } | |
98 | ||
99 | #define DEBUGFS_READ_FILE_OPS(name) \ | |
100 | DEBUGFS_READ_FUNC(name); \ | |
101 | static const struct file_operations iwl_dbgfs_##name##_ops = { \ | |
102 | .read = iwl_dbgfs_##name##_read, \ | |
103 | .open = iwl_dbgfs_open_file_generic, \ | |
104 | }; | |
105 | ||
189a2b59 EK |
106 | #define DEBUGFS_WRITE_FILE_OPS(name) \ |
107 | DEBUGFS_WRITE_FUNC(name); \ | |
108 | static const struct file_operations iwl_dbgfs_##name##_ops = { \ | |
109 | .write = iwl_dbgfs_##name##_write, \ | |
110 | .open = iwl_dbgfs_open_file_generic, \ | |
111 | }; | |
112 | ||
113 | ||
712b6cf5 TW |
114 | #define DEBUGFS_READ_WRITE_FILE_OPS(name) \ |
115 | DEBUGFS_READ_FUNC(name); \ | |
116 | DEBUGFS_WRITE_FUNC(name); \ | |
117 | static const struct file_operations iwl_dbgfs_##name##_ops = { \ | |
118 | .write = iwl_dbgfs_##name##_write, \ | |
119 | .read = iwl_dbgfs_##name##_read, \ | |
120 | .open = iwl_dbgfs_open_file_generic, \ | |
121 | }; | |
122 | ||
123 | ||
124 | static ssize_t iwl_dbgfs_tx_statistics_read(struct file *file, | |
125 | char __user *user_buf, | |
126 | size_t count, loff_t *ppos) { | |
127 | ||
128 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
22fdf3c9 | 129 | char *buf; |
712b6cf5 TW |
130 | int pos = 0; |
131 | ||
22fdf3c9 WYG |
132 | int cnt; |
133 | ssize_t ret; | |
98a7b43b WYG |
134 | const size_t bufsz = 100 + |
135 | sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX); | |
22fdf3c9 WYG |
136 | buf = kzalloc(bufsz, GFP_KERNEL); |
137 | if (!buf) | |
138 | return -ENOMEM; | |
139 | pos += scnprintf(buf + pos, bufsz - pos, "Management:\n"); | |
140 | for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) { | |
141 | pos += scnprintf(buf + pos, bufsz - pos, | |
98a7b43b | 142 | "\t%25s\t\t: %u\n", |
22fdf3c9 WYG |
143 | get_mgmt_string(cnt), |
144 | priv->tx_stats.mgmt[cnt]); | |
145 | } | |
146 | pos += scnprintf(buf + pos, bufsz - pos, "Control\n"); | |
147 | for (cnt = 0; cnt < CONTROL_MAX; cnt++) { | |
148 | pos += scnprintf(buf + pos, bufsz - pos, | |
98a7b43b | 149 | "\t%25s\t\t: %u\n", |
22fdf3c9 WYG |
150 | get_ctrl_string(cnt), |
151 | priv->tx_stats.ctrl[cnt]); | |
152 | } | |
153 | pos += scnprintf(buf + pos, bufsz - pos, "Data:\n"); | |
154 | pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n", | |
155 | priv->tx_stats.data_cnt); | |
156 | pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n", | |
157 | priv->tx_stats.data_bytes); | |
158 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
159 | kfree(buf); | |
160 | return ret; | |
161 | } | |
162 | ||
7163b8a4 | 163 | static ssize_t iwl_dbgfs_clear_traffic_statistics_write(struct file *file, |
22fdf3c9 WYG |
164 | const char __user *user_buf, |
165 | size_t count, loff_t *ppos) | |
166 | { | |
167 | struct iwl_priv *priv = file->private_data; | |
168 | u32 clear_flag; | |
169 | char buf[8]; | |
170 | int buf_size; | |
712b6cf5 | 171 | |
22fdf3c9 WYG |
172 | memset(buf, 0, sizeof(buf)); |
173 | buf_size = min(count, sizeof(buf) - 1); | |
174 | if (copy_from_user(buf, user_buf, buf_size)) | |
175 | return -EFAULT; | |
176 | if (sscanf(buf, "%x", &clear_flag) != 1) | |
177 | return -EFAULT; | |
7163b8a4 | 178 | iwl_clear_traffic_stats(priv); |
22fdf3c9 WYG |
179 | |
180 | return count; | |
712b6cf5 TW |
181 | } |
182 | ||
183 | static ssize_t iwl_dbgfs_rx_statistics_read(struct file *file, | |
184 | char __user *user_buf, | |
185 | size_t count, loff_t *ppos) { | |
186 | ||
187 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
22fdf3c9 | 188 | char *buf; |
712b6cf5 | 189 | int pos = 0; |
22fdf3c9 WYG |
190 | int cnt; |
191 | ssize_t ret; | |
192 | const size_t bufsz = 100 + | |
98a7b43b | 193 | sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX); |
22fdf3c9 WYG |
194 | buf = kzalloc(bufsz, GFP_KERNEL); |
195 | if (!buf) | |
196 | return -ENOMEM; | |
712b6cf5 | 197 | |
22fdf3c9 WYG |
198 | pos += scnprintf(buf + pos, bufsz - pos, "Management:\n"); |
199 | for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) { | |
200 | pos += scnprintf(buf + pos, bufsz - pos, | |
98a7b43b | 201 | "\t%25s\t\t: %u\n", |
22fdf3c9 WYG |
202 | get_mgmt_string(cnt), |
203 | priv->rx_stats.mgmt[cnt]); | |
204 | } | |
205 | pos += scnprintf(buf + pos, bufsz - pos, "Control:\n"); | |
206 | for (cnt = 0; cnt < CONTROL_MAX; cnt++) { | |
207 | pos += scnprintf(buf + pos, bufsz - pos, | |
98a7b43b | 208 | "\t%25s\t\t: %u\n", |
22fdf3c9 WYG |
209 | get_ctrl_string(cnt), |
210 | priv->rx_stats.ctrl[cnt]); | |
211 | } | |
212 | pos += scnprintf(buf + pos, bufsz - pos, "Data:\n"); | |
213 | pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n", | |
214 | priv->rx_stats.data_cnt); | |
215 | pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n", | |
216 | priv->rx_stats.data_bytes); | |
712b6cf5 | 217 | |
22fdf3c9 WYG |
218 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
219 | kfree(buf); | |
220 | return ret; | |
221 | } | |
222 | ||
712b6cf5 TW |
223 | #define BYTE1_MASK 0x000000ff; |
224 | #define BYTE2_MASK 0x0000ffff; | |
225 | #define BYTE3_MASK 0x00ffffff; | |
226 | static ssize_t iwl_dbgfs_sram_read(struct file *file, | |
227 | char __user *user_buf, | |
228 | size_t count, loff_t *ppos) | |
229 | { | |
230 | u32 val; | |
2943f136 | 231 | char *buf; |
712b6cf5 TW |
232 | ssize_t ret; |
233 | int i; | |
234 | int pos = 0; | |
235 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
2943f136 | 236 | size_t bufsz; |
712b6cf5 | 237 | |
5ade1e4d WYG |
238 | /* default is to dump the entire data segment */ |
239 | if (!priv->dbgfs->sram_offset && !priv->dbgfs->sram_len) { | |
240 | priv->dbgfs->sram_offset = 0x800000; | |
241 | if (priv->ucode_type == UCODE_INIT) | |
242 | priv->dbgfs->sram_len = priv->ucode_init_data.len; | |
243 | else | |
244 | priv->dbgfs->sram_len = priv->ucode_data.len; | |
245 | } | |
246 | bufsz = 30 + priv->dbgfs->sram_len * sizeof(char) * 10; | |
2943f136 WYG |
247 | buf = kmalloc(bufsz, GFP_KERNEL); |
248 | if (!buf) | |
249 | return -ENOMEM; | |
5ade1e4d | 250 | pos += scnprintf(buf + pos, bufsz - pos, "sram_len: 0x%x\n", |
2943f136 | 251 | priv->dbgfs->sram_len); |
5ade1e4d | 252 | pos += scnprintf(buf + pos, bufsz - pos, "sram_offset: 0x%x\n", |
2943f136 | 253 | priv->dbgfs->sram_offset); |
712b6cf5 | 254 | for (i = priv->dbgfs->sram_len; i > 0; i -= 4) { |
3395f6e9 | 255 | val = iwl_read_targ_mem(priv, priv->dbgfs->sram_offset + \ |
712b6cf5 TW |
256 | priv->dbgfs->sram_len - i); |
257 | if (i < 4) { | |
258 | switch (i) { | |
259 | case 1: | |
260 | val &= BYTE1_MASK; | |
261 | break; | |
262 | case 2: | |
263 | val &= BYTE2_MASK; | |
264 | break; | |
265 | case 3: | |
266 | val &= BYTE3_MASK; | |
267 | break; | |
268 | } | |
269 | } | |
2943f136 WYG |
270 | if (!(i % 16)) |
271 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
db0589f3 | 272 | pos += scnprintf(buf + pos, bufsz - pos, "0x%08x ", val); |
712b6cf5 | 273 | } |
db0589f3 | 274 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); |
712b6cf5 TW |
275 | |
276 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
2943f136 | 277 | kfree(buf); |
712b6cf5 TW |
278 | return ret; |
279 | } | |
280 | ||
281 | static ssize_t iwl_dbgfs_sram_write(struct file *file, | |
282 | const char __user *user_buf, | |
283 | size_t count, loff_t *ppos) | |
284 | { | |
285 | struct iwl_priv *priv = file->private_data; | |
286 | char buf[64]; | |
287 | int buf_size; | |
288 | u32 offset, len; | |
289 | ||
290 | memset(buf, 0, sizeof(buf)); | |
291 | buf_size = min(count, sizeof(buf) - 1); | |
292 | if (copy_from_user(buf, user_buf, buf_size)) | |
293 | return -EFAULT; | |
294 | ||
295 | if (sscanf(buf, "%x,%x", &offset, &len) == 2) { | |
296 | priv->dbgfs->sram_offset = offset; | |
297 | priv->dbgfs->sram_len = len; | |
298 | } else { | |
299 | priv->dbgfs->sram_offset = 0; | |
300 | priv->dbgfs->sram_len = 0; | |
301 | } | |
302 | ||
303 | return count; | |
304 | } | |
305 | ||
306 | static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf, | |
307 | size_t count, loff_t *ppos) | |
308 | { | |
309 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
6def9761 | 310 | struct iwl_station_entry *station; |
5425e490 | 311 | int max_sta = priv->hw_params.max_stations; |
712b6cf5 TW |
312 | char *buf; |
313 | int i, j, pos = 0; | |
314 | ssize_t ret; | |
315 | /* Add 30 for initial string */ | |
316 | const size_t bufsz = 30 + sizeof(char) * 500 * (priv->num_stations); | |
712b6cf5 TW |
317 | |
318 | buf = kmalloc(bufsz, GFP_KERNEL); | |
3ac7f146 | 319 | if (!buf) |
712b6cf5 TW |
320 | return -ENOMEM; |
321 | ||
db0589f3 | 322 | pos += scnprintf(buf + pos, bufsz - pos, "num of stations: %d\n\n", |
712b6cf5 TW |
323 | priv->num_stations); |
324 | ||
325 | for (i = 0; i < max_sta; i++) { | |
326 | station = &priv->stations[i]; | |
327 | if (station->used) { | |
db0589f3 AK |
328 | pos += scnprintf(buf + pos, bufsz - pos, |
329 | "station %d:\ngeneral data:\n", i+1); | |
db0589f3 | 330 | pos += scnprintf(buf + pos, bufsz - pos, "id: %u\n", |
712b6cf5 | 331 | station->sta.sta.sta_id); |
db0589f3 | 332 | pos += scnprintf(buf + pos, bufsz - pos, "mode: %u\n", |
712b6cf5 | 333 | station->sta.mode); |
db0589f3 AK |
334 | pos += scnprintf(buf + pos, bufsz - pos, |
335 | "flags: 0x%x\n", | |
712b6cf5 | 336 | station->sta.station_flags_msk); |
db0589f3 AK |
337 | pos += scnprintf(buf + pos, bufsz - pos, "tid data:\n"); |
338 | pos += scnprintf(buf + pos, bufsz - pos, | |
344234de | 339 | "seq_num\t\ttxq_id"); |
db0589f3 | 340 | pos += scnprintf(buf + pos, bufsz - pos, |
344234de | 341 | "\tframe_count\twait_for_ba\t"); |
db0589f3 AK |
342 | pos += scnprintf(buf + pos, bufsz - pos, |
343 | "start_idx\tbitmap0\t"); | |
344 | pos += scnprintf(buf + pos, bufsz - pos, | |
344234de | 345 | "bitmap1\trate_n_flags"); |
344234de | 346 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); |
712b6cf5 TW |
347 | |
348 | for (j = 0; j < MAX_TID_COUNT; j++) { | |
db0589f3 | 349 | pos += scnprintf(buf + pos, bufsz - pos, |
344234de | 350 | "[%d]:\t\t%u", j, |
db0589f3 AK |
351 | station->tid[j].seq_number); |
352 | pos += scnprintf(buf + pos, bufsz - pos, | |
344234de | 353 | "\t%u\t\t%u\t\t%u\t\t", |
712b6cf5 TW |
354 | station->tid[j].agg.txq_id, |
355 | station->tid[j].agg.frame_count, | |
356 | station->tid[j].agg.wait_for_ba); | |
db0589f3 | 357 | pos += scnprintf(buf + pos, bufsz - pos, |
344234de | 358 | "%u\t%llu\t%u", |
712b6cf5 | 359 | station->tid[j].agg.start_idx, |
16788599 | 360 | (unsigned long long)station->tid[j].agg.bitmap, |
712b6cf5 | 361 | station->tid[j].agg.rate_n_flags); |
344234de | 362 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); |
712b6cf5 | 363 | } |
db0589f3 | 364 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); |
712b6cf5 TW |
365 | } |
366 | } | |
367 | ||
368 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
369 | kfree(buf); | |
370 | return ret; | |
371 | } | |
372 | ||
0848e297 | 373 | static ssize_t iwl_dbgfs_nvm_read(struct file *file, |
8dd266ef TW |
374 | char __user *user_buf, |
375 | size_t count, | |
376 | loff_t *ppos) | |
377 | { | |
378 | ssize_t ret; | |
379 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
380 | int pos = 0, ofs = 0, buf_size = 0; | |
381 | const u8 *ptr; | |
382 | char *buf; | |
e307ddce | 383 | u16 eeprom_ver; |
8dd266ef TW |
384 | size_t eeprom_len = priv->cfg->eeprom_size; |
385 | buf_size = 4 * eeprom_len + 256; | |
386 | ||
387 | if (eeprom_len % 16) { | |
0848e297 | 388 | IWL_ERR(priv, "NVM size is not multiple of 16.\n"); |
8dd266ef TW |
389 | return -ENODATA; |
390 | } | |
391 | ||
c37457e6 JL |
392 | ptr = priv->eeprom; |
393 | if (!ptr) { | |
394 | IWL_ERR(priv, "Invalid EEPROM/OTP memory\n"); | |
395 | return -ENOMEM; | |
396 | } | |
397 | ||
8dd266ef TW |
398 | /* 4 characters for byte 0xYY */ |
399 | buf = kzalloc(buf_size, GFP_KERNEL); | |
400 | if (!buf) { | |
15b1687c | 401 | IWL_ERR(priv, "Can not allocate Buffer\n"); |
8dd266ef TW |
402 | return -ENOMEM; |
403 | } | |
e307ddce WYG |
404 | eeprom_ver = iwl_eeprom_query16(priv, EEPROM_VERSION); |
405 | pos += scnprintf(buf + pos, buf_size - pos, "NVM Type: %s, " | |
406 | "version: 0x%x\n", | |
0848e297 | 407 | (priv->nvm_device_type == NVM_DEVICE_TYPE_OTP) |
e307ddce | 408 | ? "OTP" : "EEPROM", eeprom_ver); |
8dd266ef TW |
409 | for (ofs = 0 ; ofs < eeprom_len ; ofs += 16) { |
410 | pos += scnprintf(buf + pos, buf_size - pos, "0x%.4x ", ofs); | |
411 | hex_dump_to_buffer(ptr + ofs, 16 , 16, 2, buf + pos, | |
412 | buf_size - pos, 0); | |
2fac9717 | 413 | pos += strlen(buf + pos); |
8dd266ef TW |
414 | if (buf_size - pos > 0) |
415 | buf[pos++] = '\n'; | |
416 | } | |
417 | ||
418 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
419 | kfree(buf); | |
420 | return ret; | |
421 | } | |
712b6cf5 | 422 | |
189a2b59 EK |
423 | static ssize_t iwl_dbgfs_log_event_write(struct file *file, |
424 | const char __user *user_buf, | |
425 | size_t count, loff_t *ppos) | |
426 | { | |
427 | struct iwl_priv *priv = file->private_data; | |
428 | u32 event_log_flag; | |
429 | char buf[8]; | |
430 | int buf_size; | |
431 | ||
432 | memset(buf, 0, sizeof(buf)); | |
433 | buf_size = min(count, sizeof(buf) - 1); | |
434 | if (copy_from_user(buf, user_buf, buf_size)) | |
435 | return -EFAULT; | |
436 | if (sscanf(buf, "%d", &event_log_flag) != 1) | |
437 | return -EFAULT; | |
438 | if (event_log_flag == 1) | |
c341ddb2 | 439 | priv->cfg->ops->lib->dump_nic_event_log(priv, true); |
189a2b59 EK |
440 | |
441 | return count; | |
442 | } | |
443 | ||
d366df5a WT |
444 | |
445 | ||
446 | static ssize_t iwl_dbgfs_channels_read(struct file *file, char __user *user_buf, | |
447 | size_t count, loff_t *ppos) | |
448 | { | |
449 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
450 | struct ieee80211_channel *channels = NULL; | |
451 | const struct ieee80211_supported_band *supp_band = NULL; | |
452 | int pos = 0, i, bufsz = PAGE_SIZE; | |
453 | char *buf; | |
454 | ssize_t ret; | |
455 | ||
456 | if (!test_bit(STATUS_GEO_CONFIGURED, &priv->status)) | |
457 | return -EAGAIN; | |
458 | ||
459 | buf = kzalloc(bufsz, GFP_KERNEL); | |
460 | if (!buf) { | |
15b1687c | 461 | IWL_ERR(priv, "Can not allocate Buffer\n"); |
d366df5a WT |
462 | return -ENOMEM; |
463 | } | |
464 | ||
465 | supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_2GHZ); | |
a2e2322d WYG |
466 | if (supp_band) { |
467 | channels = supp_band->channels; | |
d366df5a | 468 | |
d366df5a | 469 | pos += scnprintf(buf + pos, bufsz - pos, |
a2e2322d WYG |
470 | "Displaying %d channels in 2.4GHz band 802.11bg):\n", |
471 | supp_band->n_channels); | |
d366df5a | 472 | |
a2e2322d WYG |
473 | for (i = 0; i < supp_band->n_channels; i++) |
474 | pos += scnprintf(buf + pos, bufsz - pos, | |
475 | "%d: %ddBm: BSS%s%s, %s.\n", | |
476 | ieee80211_frequency_to_channel( | |
477 | channels[i].center_freq), | |
478 | channels[i].max_power, | |
479 | channels[i].flags & IEEE80211_CHAN_RADAR ? | |
480 | " (IEEE 802.11h required)" : "", | |
481 | ((channels[i].flags & IEEE80211_CHAN_NO_IBSS) | |
482 | || (channels[i].flags & | |
483 | IEEE80211_CHAN_RADAR)) ? "" : | |
484 | ", IBSS", | |
485 | channels[i].flags & | |
486 | IEEE80211_CHAN_PASSIVE_SCAN ? | |
487 | "passive only" : "active/passive"); | |
488 | } | |
d366df5a | 489 | supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_5GHZ); |
a2e2322d WYG |
490 | if (supp_band) { |
491 | channels = supp_band->channels; | |
d366df5a | 492 | |
d366df5a | 493 | pos += scnprintf(buf + pos, bufsz - pos, |
a2e2322d WYG |
494 | "Displaying %d channels in 5.2GHz band (802.11a)\n", |
495 | supp_band->n_channels); | |
496 | ||
497 | for (i = 0; i < supp_band->n_channels; i++) | |
498 | pos += scnprintf(buf + pos, bufsz - pos, | |
499 | "%d: %ddBm: BSS%s%s, %s.\n", | |
500 | ieee80211_frequency_to_channel( | |
501 | channels[i].center_freq), | |
502 | channels[i].max_power, | |
503 | channels[i].flags & IEEE80211_CHAN_RADAR ? | |
504 | " (IEEE 802.11h required)" : "", | |
505 | ((channels[i].flags & IEEE80211_CHAN_NO_IBSS) | |
506 | || (channels[i].flags & | |
507 | IEEE80211_CHAN_RADAR)) ? "" : | |
508 | ", IBSS", | |
509 | channels[i].flags & | |
510 | IEEE80211_CHAN_PASSIVE_SCAN ? | |
511 | "passive only" : "active/passive"); | |
512 | } | |
d366df5a WT |
513 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
514 | kfree(buf); | |
515 | return ret; | |
516 | } | |
517 | ||
08df05aa WYG |
518 | static ssize_t iwl_dbgfs_status_read(struct file *file, |
519 | char __user *user_buf, | |
520 | size_t count, loff_t *ppos) { | |
521 | ||
522 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
523 | char buf[512]; | |
524 | int pos = 0; | |
525 | const size_t bufsz = sizeof(buf); | |
526 | ||
527 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_HCMD_ACTIVE:\t %d\n", | |
528 | test_bit(STATUS_HCMD_ACTIVE, &priv->status)); | |
529 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_HCMD_SYNC_ACTIVE: %d\n", | |
530 | test_bit(STATUS_HCMD_SYNC_ACTIVE, &priv->status)); | |
531 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INT_ENABLED:\t %d\n", | |
532 | test_bit(STATUS_INT_ENABLED, &priv->status)); | |
533 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_RF_KILL_HW:\t %d\n", | |
534 | test_bit(STATUS_RF_KILL_HW, &priv->status)); | |
7812b167 WYG |
535 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_CT_KILL:\t\t %d\n", |
536 | test_bit(STATUS_CT_KILL, &priv->status)); | |
08df05aa WYG |
537 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INIT:\t\t %d\n", |
538 | test_bit(STATUS_INIT, &priv->status)); | |
539 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_ALIVE:\t\t %d\n", | |
540 | test_bit(STATUS_ALIVE, &priv->status)); | |
541 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_READY:\t\t %d\n", | |
542 | test_bit(STATUS_READY, &priv->status)); | |
543 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_TEMPERATURE:\t %d\n", | |
544 | test_bit(STATUS_TEMPERATURE, &priv->status)); | |
545 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_GEO_CONFIGURED:\t %d\n", | |
546 | test_bit(STATUS_GEO_CONFIGURED, &priv->status)); | |
547 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_EXIT_PENDING:\t %d\n", | |
548 | test_bit(STATUS_EXIT_PENDING, &priv->status)); | |
08df05aa WYG |
549 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_STATISTICS:\t %d\n", |
550 | test_bit(STATUS_STATISTICS, &priv->status)); | |
551 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCANNING:\t %d\n", | |
552 | test_bit(STATUS_SCANNING, &priv->status)); | |
553 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_ABORTING:\t %d\n", | |
554 | test_bit(STATUS_SCAN_ABORTING, &priv->status)); | |
555 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_HW:\t\t %d\n", | |
556 | test_bit(STATUS_SCAN_HW, &priv->status)); | |
557 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_POWER_PMI:\t %d\n", | |
558 | test_bit(STATUS_POWER_PMI, &priv->status)); | |
559 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_FW_ERROR:\t %d\n", | |
560 | test_bit(STATUS_FW_ERROR, &priv->status)); | |
561 | pos += scnprintf(buf + pos, bufsz - pos, "STATUS_MODE_PENDING:\t %d\n", | |
562 | test_bit(STATUS_MODE_PENDING, &priv->status)); | |
563 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
564 | } | |
565 | ||
a83b9141 WYG |
566 | static ssize_t iwl_dbgfs_interrupt_read(struct file *file, |
567 | char __user *user_buf, | |
568 | size_t count, loff_t *ppos) { | |
569 | ||
570 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
571 | int pos = 0; | |
572 | int cnt = 0; | |
573 | char *buf; | |
574 | int bufsz = 24 * 64; /* 24 items * 64 char per item */ | |
575 | ssize_t ret; | |
576 | ||
577 | buf = kzalloc(bufsz, GFP_KERNEL); | |
578 | if (!buf) { | |
579 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
580 | return -ENOMEM; | |
581 | } | |
582 | ||
583 | pos += scnprintf(buf + pos, bufsz - pos, | |
584 | "Interrupt Statistics Report:\n"); | |
585 | ||
586 | pos += scnprintf(buf + pos, bufsz - pos, "HW Error:\t\t\t %u\n", | |
587 | priv->isr_stats.hw); | |
588 | pos += scnprintf(buf + pos, bufsz - pos, "SW Error:\t\t\t %u\n", | |
589 | priv->isr_stats.sw); | |
590 | if (priv->isr_stats.sw > 0) { | |
591 | pos += scnprintf(buf + pos, bufsz - pos, | |
592 | "\tLast Restarting Code: 0x%X\n", | |
593 | priv->isr_stats.sw_err); | |
594 | } | |
595 | #ifdef CONFIG_IWLWIFI_DEBUG | |
596 | pos += scnprintf(buf + pos, bufsz - pos, "Frame transmitted:\t\t %u\n", | |
597 | priv->isr_stats.sch); | |
598 | pos += scnprintf(buf + pos, bufsz - pos, "Alive interrupt:\t\t %u\n", | |
599 | priv->isr_stats.alive); | |
600 | #endif | |
601 | pos += scnprintf(buf + pos, bufsz - pos, | |
602 | "HW RF KILL switch toggled:\t %u\n", | |
603 | priv->isr_stats.rfkill); | |
604 | ||
605 | pos += scnprintf(buf + pos, bufsz - pos, "CT KILL:\t\t\t %u\n", | |
606 | priv->isr_stats.ctkill); | |
607 | ||
608 | pos += scnprintf(buf + pos, bufsz - pos, "Wakeup Interrupt:\t\t %u\n", | |
609 | priv->isr_stats.wakeup); | |
610 | ||
611 | pos += scnprintf(buf + pos, bufsz - pos, | |
612 | "Rx command responses:\t\t %u\n", | |
613 | priv->isr_stats.rx); | |
614 | for (cnt = 0; cnt < REPLY_MAX; cnt++) { | |
615 | if (priv->isr_stats.rx_handlers[cnt] > 0) | |
616 | pos += scnprintf(buf + pos, bufsz - pos, | |
617 | "\tRx handler[%36s]:\t\t %u\n", | |
618 | get_cmd_string(cnt), | |
619 | priv->isr_stats.rx_handlers[cnt]); | |
620 | } | |
621 | ||
622 | pos += scnprintf(buf + pos, bufsz - pos, "Tx/FH interrupt:\t\t %u\n", | |
623 | priv->isr_stats.tx); | |
624 | ||
625 | pos += scnprintf(buf + pos, bufsz - pos, "Unexpected INTA:\t\t %u\n", | |
626 | priv->isr_stats.unhandled); | |
627 | ||
628 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
629 | kfree(buf); | |
630 | return ret; | |
631 | } | |
632 | ||
633 | static ssize_t iwl_dbgfs_interrupt_write(struct file *file, | |
634 | const char __user *user_buf, | |
635 | size_t count, loff_t *ppos) | |
636 | { | |
637 | struct iwl_priv *priv = file->private_data; | |
638 | char buf[8]; | |
639 | int buf_size; | |
640 | u32 reset_flag; | |
641 | ||
642 | memset(buf, 0, sizeof(buf)); | |
643 | buf_size = min(count, sizeof(buf) - 1); | |
644 | if (copy_from_user(buf, user_buf, buf_size)) | |
645 | return -EFAULT; | |
646 | if (sscanf(buf, "%x", &reset_flag) != 1) | |
647 | return -EFAULT; | |
648 | if (reset_flag == 0) | |
649 | iwl_clear_isr_stats(priv); | |
650 | ||
651 | return count; | |
652 | } | |
653 | ||
f5ad69fa WYG |
654 | static ssize_t iwl_dbgfs_qos_read(struct file *file, char __user *user_buf, |
655 | size_t count, loff_t *ppos) | |
656 | { | |
657 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
658 | int pos = 0, i; | |
659 | char buf[256]; | |
660 | const size_t bufsz = sizeof(buf); | |
661 | ssize_t ret; | |
662 | ||
663 | for (i = 0; i < AC_NUM; i++) { | |
664 | pos += scnprintf(buf + pos, bufsz - pos, | |
665 | "\tcw_min\tcw_max\taifsn\ttxop\n"); | |
666 | pos += scnprintf(buf + pos, bufsz - pos, | |
667 | "AC[%d]\t%u\t%u\t%u\t%u\n", i, | |
668 | priv->qos_data.def_qos_parm.ac[i].cw_min, | |
669 | priv->qos_data.def_qos_parm.ac[i].cw_max, | |
670 | priv->qos_data.def_qos_parm.ac[i].aifsn, | |
671 | priv->qos_data.def_qos_parm.ac[i].edca_txop); | |
672 | } | |
673 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
674 | return ret; | |
675 | } | |
a83b9141 | 676 | |
a283c011 WYG |
677 | static ssize_t iwl_dbgfs_led_read(struct file *file, char __user *user_buf, |
678 | size_t count, loff_t *ppos) | |
679 | { | |
680 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
681 | int pos = 0; | |
682 | char buf[256]; | |
683 | const size_t bufsz = sizeof(buf); | |
684 | ssize_t ret; | |
685 | ||
686 | pos += scnprintf(buf + pos, bufsz - pos, | |
687 | "allow blinking: %s\n", | |
688 | (priv->allow_blinking) ? "True" : "False"); | |
689 | if (priv->allow_blinking) { | |
690 | pos += scnprintf(buf + pos, bufsz - pos, | |
691 | "Led blinking rate: %u\n", | |
692 | priv->last_blink_rate); | |
693 | pos += scnprintf(buf + pos, bufsz - pos, | |
694 | "Last blink time: %lu\n", | |
695 | priv->last_blink_time); | |
696 | } | |
697 | ||
698 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
699 | return ret; | |
700 | } | |
a283c011 | 701 | |
fbf3a2af WYG |
702 | static ssize_t iwl_dbgfs_thermal_throttling_read(struct file *file, |
703 | char __user *user_buf, | |
704 | size_t count, loff_t *ppos) | |
705 | { | |
706 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
3ad3b92a | 707 | struct iwl_tt_mgmt *tt = &priv->thermal_throttle; |
fbf3a2af WYG |
708 | struct iwl_tt_restriction *restriction; |
709 | char buf[100]; | |
710 | int pos = 0; | |
711 | const size_t bufsz = sizeof(buf); | |
712 | ssize_t ret; | |
713 | ||
714 | pos += scnprintf(buf + pos, bufsz - pos, | |
715 | "Thermal Throttling Mode: %s\n", | |
3ad3b92a | 716 | tt->advanced_tt ? "Advance" : "Legacy"); |
fbf3a2af WYG |
717 | pos += scnprintf(buf + pos, bufsz - pos, |
718 | "Thermal Throttling State: %d\n", | |
719 | tt->state); | |
3ad3b92a | 720 | if (tt->advanced_tt) { |
fbf3a2af WYG |
721 | restriction = tt->restriction + tt->state; |
722 | pos += scnprintf(buf + pos, bufsz - pos, | |
723 | "Tx mode: %d\n", | |
724 | restriction->tx_stream); | |
725 | pos += scnprintf(buf + pos, bufsz - pos, | |
726 | "Rx mode: %d\n", | |
727 | restriction->rx_stream); | |
728 | pos += scnprintf(buf + pos, bufsz - pos, | |
729 | "HT mode: %d\n", | |
730 | restriction->is_ht); | |
731 | } | |
732 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
733 | return ret; | |
734 | } | |
735 | ||
1e4247d4 WYG |
736 | static ssize_t iwl_dbgfs_disable_ht40_write(struct file *file, |
737 | const char __user *user_buf, | |
738 | size_t count, loff_t *ppos) | |
739 | { | |
740 | struct iwl_priv *priv = file->private_data; | |
741 | char buf[8]; | |
742 | int buf_size; | |
743 | int ht40; | |
744 | ||
745 | memset(buf, 0, sizeof(buf)); | |
746 | buf_size = min(count, sizeof(buf) - 1); | |
747 | if (copy_from_user(buf, user_buf, buf_size)) | |
748 | return -EFAULT; | |
749 | if (sscanf(buf, "%d", &ht40) != 1) | |
750 | return -EFAULT; | |
751 | if (!iwl_is_associated(priv)) | |
752 | priv->disable_ht40 = ht40 ? true : false; | |
753 | else { | |
754 | IWL_ERR(priv, "Sta associated with AP - " | |
755 | "Change to 40MHz channel support is not allowed\n"); | |
756 | return -EINVAL; | |
757 | } | |
758 | ||
759 | return count; | |
760 | } | |
761 | ||
762 | static ssize_t iwl_dbgfs_disable_ht40_read(struct file *file, | |
763 | char __user *user_buf, | |
764 | size_t count, loff_t *ppos) | |
765 | { | |
766 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
767 | char buf[100]; | |
768 | int pos = 0; | |
769 | const size_t bufsz = sizeof(buf); | |
770 | ssize_t ret; | |
771 | ||
772 | pos += scnprintf(buf + pos, bufsz - pos, | |
773 | "11n 40MHz Mode: %s\n", | |
774 | priv->disable_ht40 ? "Disabled" : "Enabled"); | |
775 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
776 | return ret; | |
777 | } | |
778 | ||
e312c24c JB |
779 | static ssize_t iwl_dbgfs_sleep_level_override_write(struct file *file, |
780 | const char __user *user_buf, | |
781 | size_t count, loff_t *ppos) | |
782 | { | |
783 | struct iwl_priv *priv = file->private_data; | |
784 | char buf[8]; | |
785 | int buf_size; | |
786 | int value; | |
787 | ||
788 | memset(buf, 0, sizeof(buf)); | |
789 | buf_size = min(count, sizeof(buf) - 1); | |
790 | if (copy_from_user(buf, user_buf, buf_size)) | |
791 | return -EFAULT; | |
792 | ||
793 | if (sscanf(buf, "%d", &value) != 1) | |
794 | return -EINVAL; | |
795 | ||
796 | /* | |
797 | * Our users expect 0 to be "CAM", but 0 isn't actually | |
798 | * valid here. However, let's not confuse them and present | |
799 | * IWL_POWER_INDEX_1 as "1", not "0". | |
800 | */ | |
1a34c043 RC |
801 | if (value == 0) |
802 | return -EINVAL; | |
803 | else if (value > 0) | |
e312c24c JB |
804 | value -= 1; |
805 | ||
806 | if (value != -1 && (value < 0 || value >= IWL_POWER_NUM)) | |
807 | return -EINVAL; | |
808 | ||
4ad177b5 WYG |
809 | if (!iwl_is_ready_rf(priv)) |
810 | return -EAGAIN; | |
811 | ||
e312c24c JB |
812 | priv->power_data.debug_sleep_level_override = value; |
813 | ||
4ad177b5 | 814 | iwl_power_update_mode(priv, true); |
e312c24c JB |
815 | |
816 | return count; | |
817 | } | |
818 | ||
819 | static ssize_t iwl_dbgfs_sleep_level_override_read(struct file *file, | |
820 | char __user *user_buf, | |
821 | size_t count, loff_t *ppos) | |
822 | { | |
823 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
824 | char buf[10]; | |
825 | int pos, value; | |
826 | const size_t bufsz = sizeof(buf); | |
827 | ||
828 | /* see the write function */ | |
829 | value = priv->power_data.debug_sleep_level_override; | |
830 | if (value >= 0) | |
831 | value += 1; | |
832 | ||
833 | pos = scnprintf(buf, bufsz, "%d\n", value); | |
834 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
835 | } | |
836 | ||
837 | static ssize_t iwl_dbgfs_current_sleep_command_read(struct file *file, | |
838 | char __user *user_buf, | |
839 | size_t count, loff_t *ppos) | |
840 | { | |
841 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
842 | char buf[200]; | |
843 | int pos = 0, i; | |
844 | const size_t bufsz = sizeof(buf); | |
845 | struct iwl_powertable_cmd *cmd = &priv->power_data.sleep_cmd; | |
846 | ||
847 | pos += scnprintf(buf + pos, bufsz - pos, | |
848 | "flags: %#.2x\n", le16_to_cpu(cmd->flags)); | |
849 | pos += scnprintf(buf + pos, bufsz - pos, | |
850 | "RX/TX timeout: %d/%d usec\n", | |
851 | le32_to_cpu(cmd->rx_data_timeout), | |
852 | le32_to_cpu(cmd->tx_data_timeout)); | |
853 | for (i = 0; i < IWL_POWER_VEC_SIZE; i++) | |
854 | pos += scnprintf(buf + pos, bufsz - pos, | |
855 | "sleep_interval[%d]: %d\n", i, | |
856 | le32_to_cpu(cmd->sleep_interval[i])); | |
857 | ||
858 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
859 | } | |
860 | ||
712b6cf5 | 861 | DEBUGFS_READ_WRITE_FILE_OPS(sram); |
189a2b59 | 862 | DEBUGFS_WRITE_FILE_OPS(log_event); |
0848e297 | 863 | DEBUGFS_READ_FILE_OPS(nvm); |
712b6cf5 | 864 | DEBUGFS_READ_FILE_OPS(stations); |
d366df5a | 865 | DEBUGFS_READ_FILE_OPS(channels); |
08df05aa | 866 | DEBUGFS_READ_FILE_OPS(status); |
a83b9141 | 867 | DEBUGFS_READ_WRITE_FILE_OPS(interrupt); |
f5ad69fa | 868 | DEBUGFS_READ_FILE_OPS(qos); |
a283c011 | 869 | DEBUGFS_READ_FILE_OPS(led); |
fbf3a2af | 870 | DEBUGFS_READ_FILE_OPS(thermal_throttling); |
1e4247d4 | 871 | DEBUGFS_READ_WRITE_FILE_OPS(disable_ht40); |
e312c24c JB |
872 | DEBUGFS_READ_WRITE_FILE_OPS(sleep_level_override); |
873 | DEBUGFS_READ_FILE_OPS(current_sleep_command); | |
712b6cf5 | 874 | |
20594eb0 WYG |
875 | static ssize_t iwl_dbgfs_traffic_log_read(struct file *file, |
876 | char __user *user_buf, | |
877 | size_t count, loff_t *ppos) | |
878 | { | |
879 | struct iwl_priv *priv = file->private_data; | |
880 | int pos = 0, ofs = 0; | |
881 | int cnt = 0, entry; | |
882 | struct iwl_tx_queue *txq; | |
883 | struct iwl_queue *q; | |
884 | struct iwl_rx_queue *rxq = &priv->rxq; | |
885 | char *buf; | |
886 | int bufsz = ((IWL_TRAFFIC_ENTRIES * IWL_TRAFFIC_ENTRY_SIZE * 64) * 2) + | |
88804e2b | 887 | (priv->cfg->num_of_queues * 32 * 8) + 400; |
20594eb0 WYG |
888 | const u8 *ptr; |
889 | ssize_t ret; | |
890 | ||
88804e2b WYG |
891 | if (!priv->txq) { |
892 | IWL_ERR(priv, "txq not ready\n"); | |
893 | return -EAGAIN; | |
894 | } | |
20594eb0 WYG |
895 | buf = kzalloc(bufsz, GFP_KERNEL); |
896 | if (!buf) { | |
897 | IWL_ERR(priv, "Can not allocate buffer\n"); | |
898 | return -ENOMEM; | |
899 | } | |
900 | pos += scnprintf(buf + pos, bufsz - pos, "Tx Queue\n"); | |
901 | for (cnt = 0; cnt < priv->hw_params.max_txq_num; cnt++) { | |
902 | txq = &priv->txq[cnt]; | |
903 | q = &txq->q; | |
904 | pos += scnprintf(buf + pos, bufsz - pos, | |
905 | "q[%d]: read_ptr: %u, write_ptr: %u\n", | |
906 | cnt, q->read_ptr, q->write_ptr); | |
907 | } | |
908 | if (priv->tx_traffic && (iwl_debug_level & IWL_DL_TX)) { | |
909 | ptr = priv->tx_traffic; | |
910 | pos += scnprintf(buf + pos, bufsz - pos, | |
911 | "Tx Traffic idx: %u\n", priv->tx_traffic_idx); | |
912 | for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) { | |
913 | for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16; | |
914 | entry++, ofs += 16) { | |
915 | pos += scnprintf(buf + pos, bufsz - pos, | |
916 | "0x%.4x ", ofs); | |
917 | hex_dump_to_buffer(ptr + ofs, 16, 16, 2, | |
918 | buf + pos, bufsz - pos, 0); | |
2fac9717 | 919 | pos += strlen(buf + pos); |
20594eb0 WYG |
920 | if (bufsz - pos > 0) |
921 | buf[pos++] = '\n'; | |
922 | } | |
923 | } | |
924 | } | |
925 | ||
926 | pos += scnprintf(buf + pos, bufsz - pos, "Rx Queue\n"); | |
927 | pos += scnprintf(buf + pos, bufsz - pos, | |
928 | "read: %u, write: %u\n", | |
929 | rxq->read, rxq->write); | |
930 | ||
931 | if (priv->rx_traffic && (iwl_debug_level & IWL_DL_RX)) { | |
932 | ptr = priv->rx_traffic; | |
933 | pos += scnprintf(buf + pos, bufsz - pos, | |
934 | "Rx Traffic idx: %u\n", priv->rx_traffic_idx); | |
935 | for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) { | |
936 | for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16; | |
937 | entry++, ofs += 16) { | |
938 | pos += scnprintf(buf + pos, bufsz - pos, | |
939 | "0x%.4x ", ofs); | |
940 | hex_dump_to_buffer(ptr + ofs, 16, 16, 2, | |
941 | buf + pos, bufsz - pos, 0); | |
2fac9717 | 942 | pos += strlen(buf + pos); |
20594eb0 WYG |
943 | if (bufsz - pos > 0) |
944 | buf[pos++] = '\n'; | |
945 | } | |
946 | } | |
947 | } | |
948 | ||
949 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
950 | kfree(buf); | |
951 | return ret; | |
952 | } | |
953 | ||
954 | static ssize_t iwl_dbgfs_traffic_log_write(struct file *file, | |
955 | const char __user *user_buf, | |
956 | size_t count, loff_t *ppos) | |
957 | { | |
958 | struct iwl_priv *priv = file->private_data; | |
959 | char buf[8]; | |
960 | int buf_size; | |
961 | int traffic_log; | |
962 | ||
963 | memset(buf, 0, sizeof(buf)); | |
964 | buf_size = min(count, sizeof(buf) - 1); | |
965 | if (copy_from_user(buf, user_buf, buf_size)) | |
966 | return -EFAULT; | |
967 | if (sscanf(buf, "%d", &traffic_log) != 1) | |
968 | return -EFAULT; | |
969 | if (traffic_log == 0) | |
970 | iwl_reset_traffic_log(priv); | |
971 | ||
972 | return count; | |
973 | } | |
974 | ||
141b03e0 WYG |
975 | static ssize_t iwl_dbgfs_tx_queue_read(struct file *file, |
976 | char __user *user_buf, | |
977 | size_t count, loff_t *ppos) { | |
978 | ||
979 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
980 | struct iwl_tx_queue *txq; | |
981 | struct iwl_queue *q; | |
982 | char *buf; | |
983 | int pos = 0; | |
984 | int cnt; | |
985 | int ret; | |
d23db556 | 986 | const size_t bufsz = sizeof(char) * 64 * priv->cfg->num_of_queues; |
141b03e0 | 987 | |
88804e2b WYG |
988 | if (!priv->txq) { |
989 | IWL_ERR(priv, "txq not ready\n"); | |
990 | return -EAGAIN; | |
991 | } | |
141b03e0 WYG |
992 | buf = kzalloc(bufsz, GFP_KERNEL); |
993 | if (!buf) | |
994 | return -ENOMEM; | |
995 | ||
996 | for (cnt = 0; cnt < priv->hw_params.max_txq_num; cnt++) { | |
997 | txq = &priv->txq[cnt]; | |
998 | q = &txq->q; | |
999 | pos += scnprintf(buf + pos, bufsz - pos, | |
1000 | "hwq %.2d: read=%u write=%u stop=%d" | |
1001 | " swq_id=%#.2x (ac %d/hwq %d)\n", | |
1002 | cnt, q->read_ptr, q->write_ptr, | |
1003 | !!test_bit(cnt, priv->queue_stopped), | |
1004 | txq->swq_id, | |
1005 | txq->swq_id & 0x80 ? txq->swq_id & 3 : | |
1006 | txq->swq_id, | |
1007 | txq->swq_id & 0x80 ? (txq->swq_id >> 2) & | |
1008 | 0x1f : txq->swq_id); | |
1009 | if (cnt >= 4) | |
1010 | continue; | |
1011 | /* for the ACs, display the stop count too */ | |
1012 | pos += scnprintf(buf + pos, bufsz - pos, | |
1013 | " stop-count: %d\n", | |
1014 | atomic_read(&priv->queue_stop_count[cnt])); | |
1015 | } | |
1016 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
1017 | kfree(buf); | |
1018 | return ret; | |
1019 | } | |
1020 | ||
1021 | static ssize_t iwl_dbgfs_rx_queue_read(struct file *file, | |
1022 | char __user *user_buf, | |
1023 | size_t count, loff_t *ppos) { | |
1024 | ||
1025 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
1026 | struct iwl_rx_queue *rxq = &priv->rxq; | |
1027 | char buf[256]; | |
1028 | int pos = 0; | |
1029 | const size_t bufsz = sizeof(buf); | |
1030 | ||
1031 | pos += scnprintf(buf + pos, bufsz - pos, "read: %u\n", | |
1032 | rxq->read); | |
1033 | pos += scnprintf(buf + pos, bufsz - pos, "write: %u\n", | |
1034 | rxq->write); | |
1035 | pos += scnprintf(buf + pos, bufsz - pos, "free_count: %u\n", | |
1036 | rxq->free_count); | |
1037 | pos += scnprintf(buf + pos, bufsz - pos, "closed_rb_num: %u\n", | |
1038 | le16_to_cpu(rxq->rb_stts->closed_rb_num) & 0x0FFF); | |
1039 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
1040 | } | |
1041 | ||
e8fe59ae WYG |
1042 | static int iwl_dbgfs_statistics_flag(struct iwl_priv *priv, char *buf, |
1043 | int bufsz) | |
1044 | { | |
1045 | int p = 0; | |
1046 | ||
1047 | p += scnprintf(buf + p, bufsz - p, | |
1048 | "Statistics Flag(0x%X):\n", | |
1049 | le32_to_cpu(priv->statistics.flag)); | |
1050 | if (le32_to_cpu(priv->statistics.flag) & UCODE_STATISTICS_CLEAR_MSK) | |
1051 | p += scnprintf(buf + p, bufsz - p, | |
1052 | "\tStatistics have been cleared\n"); | |
1053 | p += scnprintf(buf + p, bufsz - p, | |
1054 | "\tOperational Frequency: %s\n", | |
1055 | (le32_to_cpu(priv->statistics.flag) & | |
1056 | UCODE_STATISTICS_FREQUENCY_MSK) | |
1057 | ? "2.4 GHz" : "5.2 GHz"); | |
1058 | p += scnprintf(buf + p, bufsz - p, | |
1059 | "\tTGj Narrow Band: %s\n", | |
1060 | (le32_to_cpu(priv->statistics.flag) & | |
1061 | UCODE_STATISTICS_NARROW_BAND_MSK) | |
1062 | ? "enabled" : "disabled"); | |
1063 | return p; | |
1064 | } | |
1065 | ||
1066 | ||
1067 | static ssize_t iwl_dbgfs_ucode_rx_stats_read(struct file *file, | |
1068 | char __user *user_buf, | |
1069 | size_t count, loff_t *ppos) | |
1070 | { | |
1071 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
1072 | int pos = 0; | |
1073 | char *buf; | |
1074 | int bufsz = sizeof(struct statistics_rx_phy) * 20 + | |
1075 | sizeof(struct statistics_rx_non_phy) * 20 + | |
1076 | sizeof(struct statistics_rx_ht_phy) * 20 + 400; | |
1077 | ssize_t ret; | |
92a35bda WYG |
1078 | struct statistics_rx_phy *ofdm, *accum_ofdm; |
1079 | struct statistics_rx_phy *cck, *accum_cck; | |
1080 | struct statistics_rx_non_phy *general, *accum_general; | |
1081 | struct statistics_rx_ht_phy *ht, *accum_ht; | |
e8fe59ae WYG |
1082 | |
1083 | if (!iwl_is_alive(priv)) | |
1084 | return -EAGAIN; | |
1085 | ||
1086 | /* make request to uCode to retrieve statistics information */ | |
1087 | mutex_lock(&priv->mutex); | |
ef8d5529 | 1088 | ret = iwl_send_statistics_request(priv, CMD_SYNC, false); |
e8fe59ae WYG |
1089 | mutex_unlock(&priv->mutex); |
1090 | ||
1091 | if (ret) { | |
1092 | IWL_ERR(priv, | |
1093 | "Error sending statistics request: %zd\n", ret); | |
1094 | return -EAGAIN; | |
1095 | } | |
1096 | buf = kzalloc(bufsz, GFP_KERNEL); | |
1097 | if (!buf) { | |
1098 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
1099 | return -ENOMEM; | |
1100 | } | |
1101 | ||
1102 | /* the statistic information display here is based on | |
1103 | * the last statistics notification from uCode | |
1104 | * might not reflect the current uCode activity | |
1105 | */ | |
1106 | ofdm = &priv->statistics.rx.ofdm; | |
1107 | cck = &priv->statistics.rx.cck; | |
1108 | general = &priv->statistics.rx.general; | |
1109 | ht = &priv->statistics.rx.ofdm_ht; | |
92a35bda WYG |
1110 | accum_ofdm = &priv->accum_statistics.rx.ofdm; |
1111 | accum_cck = &priv->accum_statistics.rx.cck; | |
1112 | accum_general = &priv->accum_statistics.rx.general; | |
1113 | accum_ht = &priv->accum_statistics.rx.ofdm_ht; | |
e8fe59ae WYG |
1114 | pos += iwl_dbgfs_statistics_flag(priv, buf, bufsz); |
1115 | pos += scnprintf(buf + pos, bufsz - pos, "Statistics_Rx - OFDM:\n"); | |
92a35bda WYG |
1116 | pos += scnprintf(buf + pos, bufsz - pos, |
1117 | "\t\t\tcurrent\t\t\taccumulative\n"); | |
1118 | pos += scnprintf(buf + pos, bufsz - pos, "ina_cnt:\t\t%u\t\t\t%u\n", | |
1119 | le32_to_cpu(ofdm->ina_cnt), accum_ofdm->ina_cnt); | |
1120 | pos += scnprintf(buf + pos, bufsz - pos, "fina_cnt:\t\t%u\t\t\t%u\n", | |
1121 | le32_to_cpu(ofdm->fina_cnt), accum_ofdm->fina_cnt); | |
1122 | pos += scnprintf(buf + pos, bufsz - pos, "plcp_err:\t\t%u\t\t\t%u\n", | |
1123 | le32_to_cpu(ofdm->plcp_err), accum_ofdm->plcp_err); | |
1124 | pos += scnprintf(buf + pos, bufsz - pos, "crc32_err:\t\t%u\t\t\t%u\n", | |
1125 | le32_to_cpu(ofdm->crc32_err), accum_ofdm->crc32_err); | |
1126 | pos += scnprintf(buf + pos, bufsz - pos, | |
1127 | "overrun_err:\t\t%u\t\t\t%u\n", | |
1128 | le32_to_cpu(ofdm->overrun_err), | |
1129 | accum_ofdm->overrun_err); | |
1130 | pos += scnprintf(buf + pos, bufsz - pos, | |
1131 | "early_overrun_err:\t%u\t\t\t%u\n", | |
1132 | le32_to_cpu(ofdm->early_overrun_err), | |
1133 | accum_ofdm->early_overrun_err); | |
1134 | pos += scnprintf(buf + pos, bufsz - pos, "crc32_good:\t\t%u\t\t\t%u\n", | |
1135 | le32_to_cpu(ofdm->crc32_good), | |
1136 | accum_ofdm->crc32_good); | |
1137 | pos += scnprintf(buf + pos, bufsz - pos, | |
1138 | "false_alarm_cnt:\t%u\t\t\t%u\n", | |
1139 | le32_to_cpu(ofdm->false_alarm_cnt), | |
1140 | accum_ofdm->false_alarm_cnt); | |
1141 | pos += scnprintf(buf + pos, bufsz - pos, | |
1142 | "fina_sync_err_cnt:\t%u\t\t\t%u\n", | |
1143 | le32_to_cpu(ofdm->fina_sync_err_cnt), | |
1144 | accum_ofdm->fina_sync_err_cnt); | |
1145 | pos += scnprintf(buf + pos, bufsz - pos, | |
1146 | "sfd_timeout:\t\t%u\t\t\t%u\n", | |
1147 | le32_to_cpu(ofdm->sfd_timeout), | |
1148 | accum_ofdm->sfd_timeout); | |
1149 | pos += scnprintf(buf + pos, bufsz - pos, | |
1150 | "fina_timeout:\t\t%u\t\t\t%u\n", | |
1151 | le32_to_cpu(ofdm->fina_timeout), | |
1152 | accum_ofdm->fina_timeout); | |
1153 | pos += scnprintf(buf + pos, bufsz - pos, | |
1154 | "unresponded_rts:\t%u\t\t\t%u\n", | |
1155 | le32_to_cpu(ofdm->unresponded_rts), | |
1156 | accum_ofdm->unresponded_rts); | |
1157 | pos += scnprintf(buf + pos, bufsz - pos, | |
1158 | "rxe_frame_lmt_ovrun:\t%u\t\t\t%u\n", | |
1159 | le32_to_cpu(ofdm->rxe_frame_limit_overrun), | |
1160 | accum_ofdm->rxe_frame_limit_overrun); | |
1161 | pos += scnprintf(buf + pos, bufsz - pos, | |
1162 | "sent_ack_cnt:\t\t%u\t\t\t%u\n", | |
1163 | le32_to_cpu(ofdm->sent_ack_cnt), | |
1164 | accum_ofdm->sent_ack_cnt); | |
1165 | pos += scnprintf(buf + pos, bufsz - pos, | |
1166 | "sent_cts_cnt:\t\t%u\t\t\t%u\n", | |
1167 | le32_to_cpu(ofdm->sent_cts_cnt), | |
1168 | accum_ofdm->sent_cts_cnt); | |
1169 | pos += scnprintf(buf + pos, bufsz - pos, | |
1170 | "sent_ba_rsp_cnt:\t%u\t\t\t%u\n", | |
1171 | le32_to_cpu(ofdm->sent_ba_rsp_cnt), | |
1172 | accum_ofdm->sent_ba_rsp_cnt); | |
1173 | pos += scnprintf(buf + pos, bufsz - pos, | |
1174 | "dsp_self_kill:\t\t%u\t\t\t%u\n", | |
1175 | le32_to_cpu(ofdm->dsp_self_kill), | |
1176 | accum_ofdm->dsp_self_kill); | |
1177 | pos += scnprintf(buf + pos, bufsz - pos, | |
1178 | "mh_format_err:\t\t%u\t\t\t%u\n", | |
1179 | le32_to_cpu(ofdm->mh_format_err), | |
1180 | accum_ofdm->mh_format_err); | |
1181 | pos += scnprintf(buf + pos, bufsz - pos, | |
1182 | "re_acq_main_rssi_sum:\t%u\t\t\t%u\n", | |
1183 | le32_to_cpu(ofdm->re_acq_main_rssi_sum), | |
1184 | accum_ofdm->re_acq_main_rssi_sum); | |
e8fe59ae WYG |
1185 | |
1186 | pos += scnprintf(buf + pos, bufsz - pos, "Statistics_Rx - CCK:\n"); | |
92a35bda WYG |
1187 | pos += scnprintf(buf + pos, bufsz - pos, |
1188 | "\t\t\tcurrent\t\t\taccumulative\n"); | |
1189 | pos += scnprintf(buf + pos, bufsz - pos, "ina_cnt:\t\t%u\t\t\t%u\n", | |
1190 | le32_to_cpu(cck->ina_cnt), accum_cck->ina_cnt); | |
1191 | pos += scnprintf(buf + pos, bufsz - pos, "fina_cnt:\t\t%u\t\t\t%u\n", | |
1192 | le32_to_cpu(cck->fina_cnt), accum_cck->fina_cnt); | |
1193 | pos += scnprintf(buf + pos, bufsz - pos, "plcp_err:\t\t%u\t\t\t%u\n", | |
1194 | le32_to_cpu(cck->plcp_err), accum_cck->plcp_err); | |
1195 | pos += scnprintf(buf + pos, bufsz - pos, "crc32_err:\t\t%u\t\t\t%u\n", | |
1196 | le32_to_cpu(cck->crc32_err), accum_cck->crc32_err); | |
1197 | pos += scnprintf(buf + pos, bufsz - pos, | |
1198 | "overrun_err:\t\t%u\t\t\t%u\n", | |
1199 | le32_to_cpu(cck->overrun_err), | |
1200 | accum_cck->overrun_err); | |
1201 | pos += scnprintf(buf + pos, bufsz - pos, | |
1202 | "early_overrun_err:\t%u\t\t\t%u\n", | |
1203 | le32_to_cpu(cck->early_overrun_err), | |
1204 | accum_cck->early_overrun_err); | |
1205 | pos += scnprintf(buf + pos, bufsz - pos, "crc32_good:\t\t%u\t\t\t%u\n", | |
1206 | le32_to_cpu(cck->crc32_good), accum_cck->crc32_good); | |
1207 | pos += scnprintf(buf + pos, bufsz - pos, | |
1208 | "false_alarm_cnt:\t%u\t\t\t%u\n", | |
1209 | le32_to_cpu(cck->false_alarm_cnt), | |
1210 | accum_cck->false_alarm_cnt); | |
1211 | pos += scnprintf(buf + pos, bufsz - pos, | |
1212 | "fina_sync_err_cnt:\t%u\t\t\t%u\n", | |
1213 | le32_to_cpu(cck->fina_sync_err_cnt), | |
1214 | accum_cck->fina_sync_err_cnt); | |
1215 | pos += scnprintf(buf + pos, bufsz - pos, | |
1216 | "sfd_timeout:\t\t%u\t\t\t%u\n", | |
1217 | le32_to_cpu(cck->sfd_timeout), | |
1218 | accum_cck->sfd_timeout); | |
1219 | pos += scnprintf(buf + pos, bufsz - pos, | |
1220 | "fina_timeout:\t\t%u\t\t\t%u\n", | |
1221 | le32_to_cpu(cck->fina_timeout), | |
1222 | accum_cck->fina_timeout); | |
1223 | pos += scnprintf(buf + pos, bufsz - pos, | |
1224 | "unresponded_rts:\t%u\t\t\t%u\n", | |
1225 | le32_to_cpu(cck->unresponded_rts), | |
1226 | accum_cck->unresponded_rts); | |
1227 | pos += scnprintf(buf + pos, bufsz - pos, | |
1228 | "rxe_frame_lmt_ovrun:\t%u\t\t\t%u\n", | |
1229 | le32_to_cpu(cck->rxe_frame_limit_overrun), | |
1230 | accum_cck->rxe_frame_limit_overrun); | |
1231 | pos += scnprintf(buf + pos, bufsz - pos, | |
1232 | "sent_ack_cnt:\t\t%u\t\t\t%u\n", | |
1233 | le32_to_cpu(cck->sent_ack_cnt), | |
1234 | accum_cck->sent_ack_cnt); | |
1235 | pos += scnprintf(buf + pos, bufsz - pos, | |
1236 | "sent_cts_cnt:\t\t%u\t\t\t%u\n", | |
1237 | le32_to_cpu(cck->sent_cts_cnt), | |
1238 | accum_cck->sent_cts_cnt); | |
1239 | pos += scnprintf(buf + pos, bufsz - pos, | |
1240 | "sent_ba_rsp_cnt:\t%u\t\t\t%u\n", | |
1241 | le32_to_cpu(cck->sent_ba_rsp_cnt), | |
1242 | accum_cck->sent_ba_rsp_cnt); | |
1243 | pos += scnprintf(buf + pos, bufsz - pos, | |
1244 | "dsp_self_kill:\t\t%u\t\t\t%u\n", | |
1245 | le32_to_cpu(cck->dsp_self_kill), | |
1246 | accum_cck->dsp_self_kill); | |
1247 | pos += scnprintf(buf + pos, bufsz - pos, | |
1248 | "mh_format_err:\t\t%u\t\t\t%u\n", | |
1249 | le32_to_cpu(cck->mh_format_err), | |
1250 | accum_cck->mh_format_err); | |
1251 | pos += scnprintf(buf + pos, bufsz - pos, | |
1252 | "re_acq_main_rssi_sum:\t%u\t\t\t%u\n", | |
1253 | le32_to_cpu(cck->re_acq_main_rssi_sum), | |
1254 | accum_cck->re_acq_main_rssi_sum); | |
e8fe59ae WYG |
1255 | |
1256 | pos += scnprintf(buf + pos, bufsz - pos, "Statistics_Rx - GENERAL:\n"); | |
92a35bda WYG |
1257 | pos += scnprintf(buf + pos, bufsz - pos, |
1258 | "\t\t\tcurrent\t\t\taccumulative\n"); | |
1259 | pos += scnprintf(buf + pos, bufsz - pos, "bogus_cts:\t\t%u\t\t\t%u\n", | |
1260 | le32_to_cpu(general->bogus_cts), | |
1261 | accum_general->bogus_cts); | |
1262 | pos += scnprintf(buf + pos, bufsz - pos, "bogus_ack:\t\t%u\t\t\t%u\n", | |
1263 | le32_to_cpu(general->bogus_ack), | |
1264 | accum_general->bogus_ack); | |
1265 | pos += scnprintf(buf + pos, bufsz - pos, | |
1266 | "non_bssid_frames:\t%u\t\t\t%u\n", | |
1267 | le32_to_cpu(general->non_bssid_frames), | |
1268 | accum_general->non_bssid_frames); | |
1269 | pos += scnprintf(buf + pos, bufsz - pos, | |
1270 | "filtered_frames:\t%u\t\t\t%u\n", | |
1271 | le32_to_cpu(general->filtered_frames), | |
1272 | accum_general->filtered_frames); | |
1273 | pos += scnprintf(buf + pos, bufsz - pos, | |
1274 | "non_channel_beacons:\t%u\t\t\t%u\n", | |
1275 | le32_to_cpu(general->non_channel_beacons), | |
1276 | accum_general->non_channel_beacons); | |
1277 | pos += scnprintf(buf + pos, bufsz - pos, | |
1278 | "channel_beacons:\t%u\t\t\t%u\n", | |
1279 | le32_to_cpu(general->channel_beacons), | |
1280 | accum_general->channel_beacons); | |
1281 | pos += scnprintf(buf + pos, bufsz - pos, | |
1282 | "num_missed_bcon:\t%u\t\t\t%u\n", | |
1283 | le32_to_cpu(general->num_missed_bcon), | |
1284 | accum_general->num_missed_bcon); | |
1285 | pos += scnprintf(buf + pos, bufsz - pos, | |
1286 | "adc_rx_saturation_time:\t%u\t\t\t%u\n", | |
1287 | le32_to_cpu(general->adc_rx_saturation_time), | |
1288 | accum_general->adc_rx_saturation_time); | |
1289 | pos += scnprintf(buf + pos, bufsz - pos, | |
1290 | "ina_detect_search_tm:\t%u\t\t\t%u\n", | |
1291 | le32_to_cpu(general->ina_detection_search_time), | |
1292 | accum_general->ina_detection_search_time); | |
1293 | pos += scnprintf(buf + pos, bufsz - pos, | |
1294 | "beacon_silence_rssi_a:\t%u\t\t\t%u\n", | |
1295 | le32_to_cpu(general->beacon_silence_rssi_a), | |
1296 | accum_general->beacon_silence_rssi_a); | |
1297 | pos += scnprintf(buf + pos, bufsz - pos, | |
1298 | "beacon_silence_rssi_b:\t%u\t\t\t%u\n", | |
1299 | le32_to_cpu(general->beacon_silence_rssi_b), | |
1300 | accum_general->beacon_silence_rssi_b); | |
1301 | pos += scnprintf(buf + pos, bufsz - pos, | |
1302 | "beacon_silence_rssi_c:\t%u\t\t\t%u\n", | |
1303 | le32_to_cpu(general->beacon_silence_rssi_c), | |
1304 | accum_general->beacon_silence_rssi_c); | |
1305 | pos += scnprintf(buf + pos, bufsz - pos, | |
1306 | "interference_data_flag:\t%u\t\t\t%u\n", | |
1307 | le32_to_cpu(general->interference_data_flag), | |
1308 | accum_general->interference_data_flag); | |
1309 | pos += scnprintf(buf + pos, bufsz - pos, | |
1310 | "channel_load:\t\t%u\t\t\t%u\n", | |
1311 | le32_to_cpu(general->channel_load), | |
1312 | accum_general->channel_load); | |
1313 | pos += scnprintf(buf + pos, bufsz - pos, | |
1314 | "dsp_false_alarms:\t%u\t\t\t%u\n", | |
1315 | le32_to_cpu(general->dsp_false_alarms), | |
1316 | accum_general->dsp_false_alarms); | |
1317 | pos += scnprintf(buf + pos, bufsz - pos, | |
1318 | "beacon_rssi_a:\t\t%u\t\t\t%u\n", | |
1319 | le32_to_cpu(general->beacon_rssi_a), | |
1320 | accum_general->beacon_rssi_a); | |
1321 | pos += scnprintf(buf + pos, bufsz - pos, | |
1322 | "beacon_rssi_b:\t\t%u\t\t\t%u\n", | |
1323 | le32_to_cpu(general->beacon_rssi_b), | |
1324 | accum_general->beacon_rssi_b); | |
1325 | pos += scnprintf(buf + pos, bufsz - pos, | |
1326 | "beacon_rssi_c:\t\t%u\t\t\t%u\n", | |
1327 | le32_to_cpu(general->beacon_rssi_c), | |
1328 | accum_general->beacon_rssi_c); | |
1329 | pos += scnprintf(buf + pos, bufsz - pos, | |
1330 | "beacon_energy_a:\t%u\t\t\t%u\n", | |
1331 | le32_to_cpu(general->beacon_energy_a), | |
1332 | accum_general->beacon_energy_a); | |
1333 | pos += scnprintf(buf + pos, bufsz - pos, | |
1334 | "beacon_energy_b:\t%u\t\t\t%u\n", | |
1335 | le32_to_cpu(general->beacon_energy_b), | |
1336 | accum_general->beacon_energy_b); | |
1337 | pos += scnprintf(buf + pos, bufsz - pos, | |
1338 | "beacon_energy_c:\t%u\t\t\t%u\n", | |
1339 | le32_to_cpu(general->beacon_energy_c), | |
1340 | accum_general->beacon_energy_c); | |
e8fe59ae WYG |
1341 | |
1342 | pos += scnprintf(buf + pos, bufsz - pos, "Statistics_Rx - OFDM_HT:\n"); | |
92a35bda WYG |
1343 | pos += scnprintf(buf + pos, bufsz - pos, |
1344 | "\t\t\tcurrent\t\t\taccumulative\n"); | |
1345 | pos += scnprintf(buf + pos, bufsz - pos, "plcp_err:\t\t%u\t\t\t%u\n", | |
1346 | le32_to_cpu(ht->plcp_err), accum_ht->plcp_err); | |
1347 | pos += scnprintf(buf + pos, bufsz - pos, | |
1348 | "overrun_err:\t\t%u\t\t\t%u\n", | |
1349 | le32_to_cpu(ht->overrun_err), accum_ht->overrun_err); | |
1350 | pos += scnprintf(buf + pos, bufsz - pos, | |
1351 | "early_overrun_err:\t%u\t\t\t%u\n", | |
1352 | le32_to_cpu(ht->early_overrun_err), | |
1353 | accum_ht->early_overrun_err); | |
1354 | pos += scnprintf(buf + pos, bufsz - pos, "crc32_good:\t\t%u\t\t\t%u\n", | |
1355 | le32_to_cpu(ht->crc32_good), accum_ht->crc32_good); | |
1356 | pos += scnprintf(buf + pos, bufsz - pos, "crc32_err:\t\t%u\t\t\t%u\n", | |
1357 | le32_to_cpu(ht->crc32_err), accum_ht->crc32_err); | |
1358 | pos += scnprintf(buf + pos, bufsz - pos, | |
1359 | "mh_format_err:\t\t%u\t\t\t%u\n", | |
1360 | le32_to_cpu(ht->mh_format_err), | |
1361 | accum_ht->mh_format_err); | |
1362 | pos += scnprintf(buf + pos, bufsz - pos, | |
1363 | "agg_crc32_good:\t\t%u\t\t\t%u\n", | |
1364 | le32_to_cpu(ht->agg_crc32_good), | |
1365 | accum_ht->agg_crc32_good); | |
1366 | pos += scnprintf(buf + pos, bufsz - pos, | |
1367 | "agg_mpdu_cnt:\t\t%u\t\t\t%u\n", | |
1368 | le32_to_cpu(ht->agg_mpdu_cnt), | |
1369 | accum_ht->agg_mpdu_cnt); | |
1370 | pos += scnprintf(buf + pos, bufsz - pos, "agg_cnt:\t\t%u\t\t\t%u\n", | |
1371 | le32_to_cpu(ht->agg_cnt), accum_ht->agg_cnt); | |
e8fe59ae WYG |
1372 | |
1373 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
1374 | kfree(buf); | |
1375 | return ret; | |
1376 | } | |
1377 | ||
1378 | static ssize_t iwl_dbgfs_ucode_tx_stats_read(struct file *file, | |
1379 | char __user *user_buf, | |
1380 | size_t count, loff_t *ppos) | |
1381 | { | |
1382 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
1383 | int pos = 0; | |
1384 | char *buf; | |
1385 | int bufsz = (sizeof(struct statistics_tx) * 24) + 250; | |
1386 | ssize_t ret; | |
92a35bda | 1387 | struct statistics_tx *tx, *accum_tx; |
e8fe59ae WYG |
1388 | |
1389 | if (!iwl_is_alive(priv)) | |
1390 | return -EAGAIN; | |
1391 | ||
1392 | /* make request to uCode to retrieve statistics information */ | |
1393 | mutex_lock(&priv->mutex); | |
ef8d5529 | 1394 | ret = iwl_send_statistics_request(priv, CMD_SYNC, false); |
e8fe59ae WYG |
1395 | mutex_unlock(&priv->mutex); |
1396 | ||
1397 | if (ret) { | |
1398 | IWL_ERR(priv, | |
1399 | "Error sending statistics request: %zd\n", ret); | |
1400 | return -EAGAIN; | |
1401 | } | |
1402 | buf = kzalloc(bufsz, GFP_KERNEL); | |
1403 | if (!buf) { | |
1404 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
1405 | return -ENOMEM; | |
1406 | } | |
1407 | ||
1408 | /* the statistic information display here is based on | |
1409 | * the last statistics notification from uCode | |
1410 | * might not reflect the current uCode activity | |
1411 | */ | |
1412 | tx = &priv->statistics.tx; | |
92a35bda | 1413 | accum_tx = &priv->accum_statistics.tx; |
e8fe59ae WYG |
1414 | pos += iwl_dbgfs_statistics_flag(priv, buf, bufsz); |
1415 | pos += scnprintf(buf + pos, bufsz - pos, "Statistics_Tx:\n"); | |
92a35bda WYG |
1416 | pos += scnprintf(buf + pos, bufsz - pos, |
1417 | "\t\t\tcurrent\t\t\taccumulative\n"); | |
1418 | pos += scnprintf(buf + pos, bufsz - pos, "preamble:\t\t\t%u\t\t\t%u\n", | |
1419 | le32_to_cpu(tx->preamble_cnt), | |
1420 | accum_tx->preamble_cnt); | |
1421 | pos += scnprintf(buf + pos, bufsz - pos, | |
1422 | "rx_detected_cnt:\t\t%u\t\t\t%u\n", | |
1423 | le32_to_cpu(tx->rx_detected_cnt), | |
1424 | accum_tx->rx_detected_cnt); | |
1425 | pos += scnprintf(buf + pos, bufsz - pos, | |
1426 | "bt_prio_defer_cnt:\t\t%u\t\t\t%u\n", | |
1427 | le32_to_cpu(tx->bt_prio_defer_cnt), | |
1428 | accum_tx->bt_prio_defer_cnt); | |
1429 | pos += scnprintf(buf + pos, bufsz - pos, | |
1430 | "bt_prio_kill_cnt:\t\t%u\t\t\t%u\n", | |
1431 | le32_to_cpu(tx->bt_prio_kill_cnt), | |
1432 | accum_tx->bt_prio_kill_cnt); | |
1433 | pos += scnprintf(buf + pos, bufsz - pos, | |
1434 | "few_bytes_cnt:\t\t\t%u\t\t\t%u\n", | |
1435 | le32_to_cpu(tx->few_bytes_cnt), | |
1436 | accum_tx->few_bytes_cnt); | |
1437 | pos += scnprintf(buf + pos, bufsz - pos, | |
1438 | "cts_timeout:\t\t\t%u\t\t\t%u\n", | |
1439 | le32_to_cpu(tx->cts_timeout), accum_tx->cts_timeout); | |
1440 | pos += scnprintf(buf + pos, bufsz - pos, | |
1441 | "ack_timeout:\t\t\t%u\t\t\t%u\n", | |
1442 | le32_to_cpu(tx->ack_timeout), | |
1443 | accum_tx->ack_timeout); | |
1444 | pos += scnprintf(buf + pos, bufsz - pos, | |
1445 | "expected_ack_cnt:\t\t%u\t\t\t%u\n", | |
1446 | le32_to_cpu(tx->expected_ack_cnt), | |
1447 | accum_tx->expected_ack_cnt); | |
1448 | pos += scnprintf(buf + pos, bufsz - pos, | |
1449 | "actual_ack_cnt:\t\t\t%u\t\t\t%u\n", | |
1450 | le32_to_cpu(tx->actual_ack_cnt), | |
1451 | accum_tx->actual_ack_cnt); | |
1452 | pos += scnprintf(buf + pos, bufsz - pos, | |
1453 | "dump_msdu_cnt:\t\t\t%u\t\t\t%u\n", | |
1454 | le32_to_cpu(tx->dump_msdu_cnt), | |
1455 | accum_tx->dump_msdu_cnt); | |
1456 | pos += scnprintf(buf + pos, bufsz - pos, | |
1457 | "abort_nxt_frame_mismatch:" | |
1458 | "\t%u\t\t\t%u\n", | |
1459 | le32_to_cpu(tx->burst_abort_next_frame_mismatch_cnt), | |
1460 | accum_tx->burst_abort_next_frame_mismatch_cnt); | |
1461 | pos += scnprintf(buf + pos, bufsz - pos, | |
1462 | "abort_missing_nxt_frame:" | |
1463 | "\t%u\t\t\t%u\n", | |
1464 | le32_to_cpu(tx->burst_abort_missing_next_frame_cnt), | |
1465 | accum_tx->burst_abort_missing_next_frame_cnt); | |
1466 | pos += scnprintf(buf + pos, bufsz - pos, | |
1467 | "cts_timeout_collision:\t\t%u\t\t\t%u\n", | |
1468 | le32_to_cpu(tx->cts_timeout_collision), | |
1469 | accum_tx->cts_timeout_collision); | |
1470 | pos += scnprintf(buf + pos, bufsz - pos, | |
1471 | "ack_ba_timeout_collision:\t%u\t\t\t%u\n", | |
1472 | le32_to_cpu(tx->ack_or_ba_timeout_collision), | |
1473 | accum_tx->ack_or_ba_timeout_collision); | |
1474 | pos += scnprintf(buf + pos, bufsz - pos, | |
1475 | "agg ba_timeout:\t\t\t%u\t\t\t%u\n", | |
1476 | le32_to_cpu(tx->agg.ba_timeout), | |
1477 | accum_tx->agg.ba_timeout); | |
1478 | pos += scnprintf(buf + pos, bufsz - pos, | |
1479 | "agg ba_resched_frames:\t\t%u\t\t\t%u\n", | |
1480 | le32_to_cpu(tx->agg.ba_reschedule_frames), | |
1481 | accum_tx->agg.ba_reschedule_frames); | |
1482 | pos += scnprintf(buf + pos, bufsz - pos, | |
1483 | "agg scd_query_agg_frame:\t%u\t\t\t%u\n", | |
1484 | le32_to_cpu(tx->agg.scd_query_agg_frame_cnt), | |
1485 | accum_tx->agg.scd_query_agg_frame_cnt); | |
1486 | pos += scnprintf(buf + pos, bufsz - pos, | |
1487 | "agg scd_query_no_agg:\t\t%u\t\t\t%u\n", | |
1488 | le32_to_cpu(tx->agg.scd_query_no_agg), | |
1489 | accum_tx->agg.scd_query_no_agg); | |
1490 | pos += scnprintf(buf + pos, bufsz - pos, | |
1491 | "agg scd_query_agg:\t\t%u\t\t\t%u\n", | |
1492 | le32_to_cpu(tx->agg.scd_query_agg), | |
1493 | accum_tx->agg.scd_query_agg); | |
1494 | pos += scnprintf(buf + pos, bufsz - pos, | |
1495 | "agg scd_query_mismatch:\t\t%u\t\t\t%u\n", | |
1496 | le32_to_cpu(tx->agg.scd_query_mismatch), | |
1497 | accum_tx->agg.scd_query_mismatch); | |
1498 | pos += scnprintf(buf + pos, bufsz - pos, | |
1499 | "agg frame_not_ready:\t\t%u\t\t\t%u\n", | |
1500 | le32_to_cpu(tx->agg.frame_not_ready), | |
1501 | accum_tx->agg.frame_not_ready); | |
1502 | pos += scnprintf(buf + pos, bufsz - pos, | |
1503 | "agg underrun:\t\t\t%u\t\t\t%u\n", | |
1504 | le32_to_cpu(tx->agg.underrun), | |
1505 | accum_tx->agg.underrun); | |
1506 | pos += scnprintf(buf + pos, bufsz - pos, | |
1507 | "agg bt_prio_kill:\t\t%u\t\t\t%u\n", | |
1508 | le32_to_cpu(tx->agg.bt_prio_kill), | |
1509 | accum_tx->agg.bt_prio_kill); | |
1510 | pos += scnprintf(buf + pos, bufsz - pos, | |
1511 | "agg rx_ba_rsp_cnt:\t\t%u\t\t\t%u\n", | |
1512 | le32_to_cpu(tx->agg.rx_ba_rsp_cnt), | |
1513 | accum_tx->agg.rx_ba_rsp_cnt); | |
e8fe59ae WYG |
1514 | |
1515 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
1516 | kfree(buf); | |
1517 | return ret; | |
1518 | } | |
1519 | ||
1520 | static ssize_t iwl_dbgfs_ucode_general_stats_read(struct file *file, | |
1521 | char __user *user_buf, | |
1522 | size_t count, loff_t *ppos) | |
1523 | { | |
1524 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
1525 | int pos = 0; | |
1526 | char *buf; | |
1527 | int bufsz = sizeof(struct statistics_general) * 4 + 250; | |
1528 | ssize_t ret; | |
92a35bda WYG |
1529 | struct statistics_general *general, *accum_general; |
1530 | struct statistics_dbg *dbg, *accum_dbg; | |
1531 | struct statistics_div *div, *accum_div; | |
e8fe59ae WYG |
1532 | |
1533 | if (!iwl_is_alive(priv)) | |
1534 | return -EAGAIN; | |
1535 | ||
1536 | /* make request to uCode to retrieve statistics information */ | |
1537 | mutex_lock(&priv->mutex); | |
ef8d5529 | 1538 | ret = iwl_send_statistics_request(priv, CMD_SYNC, false); |
e8fe59ae WYG |
1539 | mutex_unlock(&priv->mutex); |
1540 | ||
1541 | if (ret) { | |
1542 | IWL_ERR(priv, | |
1543 | "Error sending statistics request: %zd\n", ret); | |
1544 | return -EAGAIN; | |
1545 | } | |
1546 | buf = kzalloc(bufsz, GFP_KERNEL); | |
1547 | if (!buf) { | |
1548 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
1549 | return -ENOMEM; | |
1550 | } | |
1551 | ||
1552 | /* the statistic information display here is based on | |
1553 | * the last statistics notification from uCode | |
1554 | * might not reflect the current uCode activity | |
1555 | */ | |
1556 | general = &priv->statistics.general; | |
1557 | dbg = &priv->statistics.general.dbg; | |
1558 | div = &priv->statistics.general.div; | |
92a35bda WYG |
1559 | accum_general = &priv->accum_statistics.general; |
1560 | accum_dbg = &priv->accum_statistics.general.dbg; | |
1561 | accum_div = &priv->accum_statistics.general.div; | |
e8fe59ae WYG |
1562 | pos += iwl_dbgfs_statistics_flag(priv, buf, bufsz); |
1563 | pos += scnprintf(buf + pos, bufsz - pos, "Statistics_General:\n"); | |
92a35bda WYG |
1564 | pos += scnprintf(buf + pos, bufsz - pos, |
1565 | "\t\t\tcurrent\t\t\taccumulative\n"); | |
1566 | pos += scnprintf(buf + pos, bufsz - pos, "temperature:\t\t\t%u\n", | |
e8fe59ae | 1567 | le32_to_cpu(general->temperature)); |
92a35bda | 1568 | pos += scnprintf(buf + pos, bufsz - pos, "temperature_m:\t\t\t%u\n", |
e8fe59ae | 1569 | le32_to_cpu(general->temperature_m)); |
92a35bda WYG |
1570 | pos += scnprintf(buf + pos, bufsz - pos, |
1571 | "burst_check:\t\t\t%u\t\t\t%u\n", | |
1572 | le32_to_cpu(dbg->burst_check), | |
1573 | accum_dbg->burst_check); | |
1574 | pos += scnprintf(buf + pos, bufsz - pos, | |
1575 | "burst_count:\t\t\t%u\t\t\t%u\n", | |
1576 | le32_to_cpu(dbg->burst_count), | |
1577 | accum_dbg->burst_count); | |
1578 | pos += scnprintf(buf + pos, bufsz - pos, | |
1579 | "sleep_time:\t\t\t%u\t\t\t%u\n", | |
1580 | le32_to_cpu(general->sleep_time), | |
1581 | accum_general->sleep_time); | |
1582 | pos += scnprintf(buf + pos, bufsz - pos, | |
1583 | "slots_out:\t\t\t%u\t\t\t%u\n", | |
1584 | le32_to_cpu(general->slots_out), | |
1585 | accum_general->slots_out); | |
1586 | pos += scnprintf(buf + pos, bufsz - pos, | |
1587 | "slots_idle:\t\t\t%u\t\t\t%u\n", | |
1588 | le32_to_cpu(general->slots_idle), | |
1589 | accum_general->slots_idle); | |
1590 | pos += scnprintf(buf + pos, bufsz - pos, "ttl_timestamp:\t\t\t%u\n", | |
e8fe59ae | 1591 | le32_to_cpu(general->ttl_timestamp)); |
92a35bda WYG |
1592 | pos += scnprintf(buf + pos, bufsz - pos, "tx_on_a:\t\t\t%u\t\t\t%u\n", |
1593 | le32_to_cpu(div->tx_on_a), accum_div->tx_on_a); | |
1594 | pos += scnprintf(buf + pos, bufsz - pos, "tx_on_b:\t\t\t%u\t\t\t%u\n", | |
1595 | le32_to_cpu(div->tx_on_b), accum_div->tx_on_b); | |
1596 | pos += scnprintf(buf + pos, bufsz - pos, | |
1597 | "exec_time:\t\t\t%u\t\t\t%u\n", | |
1598 | le32_to_cpu(div->exec_time), accum_div->exec_time); | |
1599 | pos += scnprintf(buf + pos, bufsz - pos, | |
1600 | "probe_time:\t\t\t%u\t\t\t%u\n", | |
1601 | le32_to_cpu(div->probe_time), accum_div->probe_time); | |
1602 | pos += scnprintf(buf + pos, bufsz - pos, | |
1603 | "rx_enable_counter:\t\t%u\t\t\t%u\n", | |
1604 | le32_to_cpu(general->rx_enable_counter), | |
1605 | accum_general->rx_enable_counter); | |
e8fe59ae WYG |
1606 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
1607 | kfree(buf); | |
1608 | return ret; | |
1609 | } | |
1610 | ||
5225935b WYG |
1611 | static ssize_t iwl_dbgfs_sensitivity_read(struct file *file, |
1612 | char __user *user_buf, | |
1613 | size_t count, loff_t *ppos) { | |
1614 | ||
1615 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
1616 | int pos = 0; | |
1617 | int cnt = 0; | |
1618 | char *buf; | |
1619 | int bufsz = sizeof(struct iwl_sensitivity_data) * 4 + 100; | |
1620 | ssize_t ret; | |
1621 | struct iwl_sensitivity_data *data; | |
1622 | ||
1623 | data = &priv->sensitivity_data; | |
1624 | buf = kzalloc(bufsz, GFP_KERNEL); | |
1625 | if (!buf) { | |
1626 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
1627 | return -ENOMEM; | |
1628 | } | |
1629 | ||
1630 | pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm:\t\t\t %u\n", | |
1631 | data->auto_corr_ofdm); | |
1632 | pos += scnprintf(buf + pos, bufsz - pos, | |
1633 | "auto_corr_ofdm_mrc:\t\t %u\n", | |
1634 | data->auto_corr_ofdm_mrc); | |
1635 | pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm_x1:\t\t %u\n", | |
1636 | data->auto_corr_ofdm_x1); | |
1637 | pos += scnprintf(buf + pos, bufsz - pos, | |
1638 | "auto_corr_ofdm_mrc_x1:\t\t %u\n", | |
1639 | data->auto_corr_ofdm_mrc_x1); | |
1640 | pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck:\t\t\t %u\n", | |
1641 | data->auto_corr_cck); | |
1642 | pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck_mrc:\t\t %u\n", | |
1643 | data->auto_corr_cck_mrc); | |
1644 | pos += scnprintf(buf + pos, bufsz - pos, | |
1645 | "last_bad_plcp_cnt_ofdm:\t\t %u\n", | |
1646 | data->last_bad_plcp_cnt_ofdm); | |
1647 | pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_ofdm:\t\t %u\n", | |
1648 | data->last_fa_cnt_ofdm); | |
1649 | pos += scnprintf(buf + pos, bufsz - pos, | |
1650 | "last_bad_plcp_cnt_cck:\t\t %u\n", | |
1651 | data->last_bad_plcp_cnt_cck); | |
1652 | pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_cck:\t\t %u\n", | |
1653 | data->last_fa_cnt_cck); | |
1654 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_curr_state:\t\t\t %u\n", | |
1655 | data->nrg_curr_state); | |
1656 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_prev_state:\t\t\t %u\n", | |
1657 | data->nrg_prev_state); | |
1658 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_value:\t\t\t"); | |
1659 | for (cnt = 0; cnt < 10; cnt++) { | |
1660 | pos += scnprintf(buf + pos, bufsz - pos, " %u", | |
1661 | data->nrg_value[cnt]); | |
1662 | } | |
1663 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
1664 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_rssi:\t\t"); | |
1665 | for (cnt = 0; cnt < NRG_NUM_PREV_STAT_L; cnt++) { | |
1666 | pos += scnprintf(buf + pos, bufsz - pos, " %u", | |
1667 | data->nrg_silence_rssi[cnt]); | |
1668 | } | |
1669 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
1670 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_ref:\t\t %u\n", | |
1671 | data->nrg_silence_ref); | |
1672 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_energy_idx:\t\t\t %u\n", | |
1673 | data->nrg_energy_idx); | |
1674 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_idx:\t\t %u\n", | |
1675 | data->nrg_silence_idx); | |
1676 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_cck:\t\t\t %u\n", | |
1677 | data->nrg_th_cck); | |
1678 | pos += scnprintf(buf + pos, bufsz - pos, | |
1679 | "nrg_auto_corr_silence_diff:\t %u\n", | |
1680 | data->nrg_auto_corr_silence_diff); | |
1681 | pos += scnprintf(buf + pos, bufsz - pos, "num_in_cck_no_fa:\t\t %u\n", | |
1682 | data->num_in_cck_no_fa); | |
1683 | pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_ofdm:\t\t\t %u\n", | |
1684 | data->nrg_th_ofdm); | |
1685 | ||
1686 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
1687 | kfree(buf); | |
1688 | return ret; | |
1689 | } | |
1690 | ||
1691 | ||
1692 | static ssize_t iwl_dbgfs_chain_noise_read(struct file *file, | |
1693 | char __user *user_buf, | |
1694 | size_t count, loff_t *ppos) { | |
1695 | ||
1696 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
1697 | int pos = 0; | |
1698 | int cnt = 0; | |
1699 | char *buf; | |
1700 | int bufsz = sizeof(struct iwl_chain_noise_data) * 4 + 100; | |
1701 | ssize_t ret; | |
1702 | struct iwl_chain_noise_data *data; | |
1703 | ||
1704 | data = &priv->chain_noise_data; | |
1705 | buf = kzalloc(bufsz, GFP_KERNEL); | |
1706 | if (!buf) { | |
1707 | IWL_ERR(priv, "Can not allocate Buffer\n"); | |
1708 | return -ENOMEM; | |
1709 | } | |
1710 | ||
1711 | pos += scnprintf(buf + pos, bufsz - pos, "active_chains:\t\t\t %u\n", | |
1712 | data->active_chains); | |
1713 | pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_a:\t\t\t %u\n", | |
1714 | data->chain_noise_a); | |
1715 | pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_b:\t\t\t %u\n", | |
1716 | data->chain_noise_b); | |
1717 | pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_c:\t\t\t %u\n", | |
1718 | data->chain_noise_c); | |
1719 | pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_a:\t\t\t %u\n", | |
1720 | data->chain_signal_a); | |
1721 | pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_b:\t\t\t %u\n", | |
1722 | data->chain_signal_b); | |
1723 | pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_c:\t\t\t %u\n", | |
1724 | data->chain_signal_c); | |
1725 | pos += scnprintf(buf + pos, bufsz - pos, "beacon_count:\t\t\t %u\n", | |
1726 | data->beacon_count); | |
1727 | ||
1728 | pos += scnprintf(buf + pos, bufsz - pos, "disconn_array:\t\t\t"); | |
1729 | for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) { | |
1730 | pos += scnprintf(buf + pos, bufsz - pos, " %u", | |
1731 | data->disconn_array[cnt]); | |
1732 | } | |
1733 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
1734 | pos += scnprintf(buf + pos, bufsz - pos, "delta_gain_code:\t\t"); | |
1735 | for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) { | |
1736 | pos += scnprintf(buf + pos, bufsz - pos, " %u", | |
1737 | data->delta_gain_code[cnt]); | |
1738 | } | |
1739 | pos += scnprintf(buf + pos, bufsz - pos, "\n"); | |
1740 | pos += scnprintf(buf + pos, bufsz - pos, "radio_write:\t\t\t %u\n", | |
1741 | data->radio_write); | |
1742 | pos += scnprintf(buf + pos, bufsz - pos, "state:\t\t\t\t %u\n", | |
1743 | data->state); | |
1744 | ||
1745 | ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
1746 | kfree(buf); | |
1747 | return ret; | |
1748 | } | |
1749 | ||
f204b248 WYG |
1750 | static ssize_t iwl_dbgfs_tx_power_read(struct file *file, |
1751 | char __user *user_buf, | |
1752 | size_t count, loff_t *ppos) { | |
1753 | ||
1754 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
1755 | char buf[128]; | |
1756 | int pos = 0; | |
1757 | ssize_t ret; | |
1758 | const size_t bufsz = sizeof(buf); | |
1759 | struct statistics_tx *tx; | |
1760 | ||
1761 | if (!iwl_is_alive(priv)) | |
1762 | pos += scnprintf(buf + pos, bufsz - pos, "N/A\n"); | |
1763 | else { | |
1764 | /* make request to uCode to retrieve statistics information */ | |
1765 | mutex_lock(&priv->mutex); | |
ef8d5529 | 1766 | ret = iwl_send_statistics_request(priv, CMD_SYNC, false); |
f204b248 WYG |
1767 | mutex_unlock(&priv->mutex); |
1768 | ||
1769 | if (ret) { | |
1770 | IWL_ERR(priv, "Error sending statistics request: %zd\n", | |
1771 | ret); | |
1772 | return -EAGAIN; | |
1773 | } | |
1774 | tx = &priv->statistics.tx; | |
1775 | if (tx->tx_power.ant_a || | |
1776 | tx->tx_power.ant_b || | |
1777 | tx->tx_power.ant_c) { | |
1778 | pos += scnprintf(buf + pos, bufsz - pos, | |
1779 | "tx power: (1/2 dB step)\n"); | |
1780 | if ((priv->cfg->valid_tx_ant & ANT_A) && | |
1781 | tx->tx_power.ant_a) | |
1782 | pos += scnprintf(buf + pos, bufsz - pos, | |
1783 | "\tantenna A: 0x%X\n", | |
1784 | tx->tx_power.ant_a); | |
1785 | if ((priv->cfg->valid_tx_ant & ANT_B) && | |
1786 | tx->tx_power.ant_b) | |
1787 | pos += scnprintf(buf + pos, bufsz - pos, | |
1788 | "\tantenna B: 0x%X\n", | |
1789 | tx->tx_power.ant_b); | |
1790 | if ((priv->cfg->valid_tx_ant & ANT_C) && | |
1791 | tx->tx_power.ant_c) | |
1792 | pos += scnprintf(buf + pos, bufsz - pos, | |
1793 | "\tantenna C: 0x%X\n", | |
1794 | tx->tx_power.ant_c); | |
1795 | } else | |
1796 | pos += scnprintf(buf + pos, bufsz - pos, "N/A\n"); | |
1797 | } | |
1798 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
1799 | } | |
1800 | ||
c09430ab WYG |
1801 | static ssize_t iwl_dbgfs_power_save_status_read(struct file *file, |
1802 | char __user *user_buf, | |
1803 | size_t count, loff_t *ppos) | |
1804 | { | |
1805 | struct iwl_priv *priv = (struct iwl_priv *)file->private_data; | |
1806 | char buf[60]; | |
1807 | int pos = 0; | |
1808 | const size_t bufsz = sizeof(buf); | |
1809 | u32 pwrsave_status; | |
1810 | ||
1811 | pwrsave_status = iwl_read32(priv, CSR_GP_CNTRL) & | |
1812 | CSR_GP_REG_POWER_SAVE_STATUS_MSK; | |
1813 | ||
1814 | pos += scnprintf(buf + pos, bufsz - pos, "Power Save Status: "); | |
1815 | pos += scnprintf(buf + pos, bufsz - pos, "%s\n", | |
1816 | (pwrsave_status == CSR_GP_REG_NO_POWER_SAVE) ? "none" : | |
1817 | (pwrsave_status == CSR_GP_REG_MAC_POWER_SAVE) ? "MAC" : | |
1818 | (pwrsave_status == CSR_GP_REG_PHY_POWER_SAVE) ? "PHY" : | |
1819 | "error"); | |
1820 | ||
1821 | return simple_read_from_buffer(user_buf, count, ppos, buf, pos); | |
1822 | } | |
1823 | ||
7163b8a4 | 1824 | static ssize_t iwl_dbgfs_clear_ucode_statistics_write(struct file *file, |
ef8d5529 WYG |
1825 | const char __user *user_buf, |
1826 | size_t count, loff_t *ppos) | |
1827 | { | |
1828 | struct iwl_priv *priv = file->private_data; | |
1829 | char buf[8]; | |
1830 | int buf_size; | |
1831 | int clear; | |
1832 | ||
1833 | memset(buf, 0, sizeof(buf)); | |
1834 | buf_size = min(count, sizeof(buf) - 1); | |
1835 | if (copy_from_user(buf, user_buf, buf_size)) | |
1836 | return -EFAULT; | |
1837 | if (sscanf(buf, "%d", &clear) != 1) | |
1838 | return -EFAULT; | |
1839 | ||
1840 | /* make request to uCode to retrieve statistics information */ | |
1841 | mutex_lock(&priv->mutex); | |
1842 | iwl_send_statistics_request(priv, CMD_SYNC, true); | |
1843 | mutex_unlock(&priv->mutex); | |
1844 | ||
1845 | return count; | |
1846 | } | |
1847 | ||
696bdee3 WYG |
1848 | static ssize_t iwl_dbgfs_csr_write(struct file *file, |
1849 | const char __user *user_buf, | |
1850 | size_t count, loff_t *ppos) | |
1851 | { | |
1852 | struct iwl_priv *priv = file->private_data; | |
1853 | char buf[8]; | |
1854 | int buf_size; | |
1855 | int csr; | |
1856 | ||
1857 | memset(buf, 0, sizeof(buf)); | |
1858 | buf_size = min(count, sizeof(buf) - 1); | |
1859 | if (copy_from_user(buf, user_buf, buf_size)) | |
1860 | return -EFAULT; | |
1861 | if (sscanf(buf, "%d", &csr) != 1) | |
1862 | return -EFAULT; | |
1863 | ||
1864 | if (priv->cfg->ops->lib->dump_csr) | |
1865 | priv->cfg->ops->lib->dump_csr(priv); | |
1866 | ||
1867 | return count; | |
1868 | } | |
1869 | ||
7163b8a4 WYG |
1870 | DEBUGFS_READ_FILE_OPS(rx_statistics); |
1871 | DEBUGFS_READ_FILE_OPS(tx_statistics); | |
20594eb0 | 1872 | DEBUGFS_READ_WRITE_FILE_OPS(traffic_log); |
141b03e0 WYG |
1873 | DEBUGFS_READ_FILE_OPS(rx_queue); |
1874 | DEBUGFS_READ_FILE_OPS(tx_queue); | |
e8fe59ae WYG |
1875 | DEBUGFS_READ_FILE_OPS(ucode_rx_stats); |
1876 | DEBUGFS_READ_FILE_OPS(ucode_tx_stats); | |
1877 | DEBUGFS_READ_FILE_OPS(ucode_general_stats); | |
5225935b WYG |
1878 | DEBUGFS_READ_FILE_OPS(sensitivity); |
1879 | DEBUGFS_READ_FILE_OPS(chain_noise); | |
f204b248 | 1880 | DEBUGFS_READ_FILE_OPS(tx_power); |
c09430ab | 1881 | DEBUGFS_READ_FILE_OPS(power_save_status); |
7163b8a4 WYG |
1882 | DEBUGFS_WRITE_FILE_OPS(clear_ucode_statistics); |
1883 | DEBUGFS_WRITE_FILE_OPS(clear_traffic_statistics); | |
696bdee3 | 1884 | DEBUGFS_WRITE_FILE_OPS(csr); |
20594eb0 | 1885 | |
712b6cf5 TW |
1886 | /* |
1887 | * Create the debugfs files and directories | |
1888 | * | |
1889 | */ | |
1890 | int iwl_dbgfs_register(struct iwl_priv *priv, const char *name) | |
1891 | { | |
1892 | struct iwl_debugfs *dbgfs; | |
95b1a822 | 1893 | struct dentry *phyd = priv->hw->wiphy->debugfsdir; |
3ac7f146 | 1894 | int ret = 0; |
712b6cf5 TW |
1895 | |
1896 | dbgfs = kzalloc(sizeof(struct iwl_debugfs), GFP_KERNEL); | |
1897 | if (!dbgfs) { | |
3ac7f146 | 1898 | ret = -ENOMEM; |
712b6cf5 TW |
1899 | goto err; |
1900 | } | |
1901 | ||
1902 | priv->dbgfs = dbgfs; | |
1903 | dbgfs->name = name; | |
95b1a822 | 1904 | dbgfs->dir_drv = debugfs_create_dir(name, phyd); |
3ac7f146 TW |
1905 | if (!dbgfs->dir_drv || IS_ERR(dbgfs->dir_drv)) { |
1906 | ret = -ENOENT; | |
712b6cf5 TW |
1907 | goto err; |
1908 | } | |
1909 | ||
1910 | DEBUGFS_ADD_DIR(data, dbgfs->dir_drv); | |
445c2dff | 1911 | DEBUGFS_ADD_DIR(rf, dbgfs->dir_drv); |
20594eb0 | 1912 | DEBUGFS_ADD_DIR(debug, dbgfs->dir_drv); |
43e85115 WYG |
1913 | DEBUGFS_ADD_FILE(nvm, data, S_IRUSR); |
1914 | DEBUGFS_ADD_FILE(sram, data, S_IWUSR | S_IRUSR); | |
1915 | DEBUGFS_ADD_FILE(log_event, data, S_IWUSR); | |
1916 | DEBUGFS_ADD_FILE(stations, data, S_IRUSR); | |
1917 | DEBUGFS_ADD_FILE(channels, data, S_IRUSR); | |
1918 | DEBUGFS_ADD_FILE(status, data, S_IRUSR); | |
1919 | DEBUGFS_ADD_FILE(interrupt, data, S_IWUSR | S_IRUSR); | |
1920 | DEBUGFS_ADD_FILE(qos, data, S_IRUSR); | |
1921 | DEBUGFS_ADD_FILE(led, data, S_IRUSR); | |
1922 | DEBUGFS_ADD_FILE(sleep_level_override, data, S_IWUSR | S_IRUSR); | |
1923 | DEBUGFS_ADD_FILE(current_sleep_command, data, S_IRUSR); | |
1924 | DEBUGFS_ADD_FILE(thermal_throttling, data, S_IRUSR); | |
1925 | DEBUGFS_ADD_FILE(disable_ht40, data, S_IWUSR | S_IRUSR); | |
1926 | DEBUGFS_ADD_FILE(rx_statistics, debug, S_IRUSR); | |
1927 | DEBUGFS_ADD_FILE(tx_statistics, debug, S_IRUSR); | |
1928 | DEBUGFS_ADD_FILE(traffic_log, debug, S_IWUSR | S_IRUSR); | |
1929 | DEBUGFS_ADD_FILE(rx_queue, debug, S_IRUSR); | |
1930 | DEBUGFS_ADD_FILE(tx_queue, debug, S_IRUSR); | |
1931 | DEBUGFS_ADD_FILE(tx_power, debug, S_IRUSR); | |
1932 | DEBUGFS_ADD_FILE(power_save_status, debug, S_IRUSR); | |
1933 | DEBUGFS_ADD_FILE(clear_ucode_statistics, debug, S_IWUSR); | |
1934 | DEBUGFS_ADD_FILE(clear_traffic_statistics, debug, S_IWUSR); | |
696bdee3 | 1935 | DEBUGFS_ADD_FILE(csr, debug, S_IWUSR); |
e8fe59ae | 1936 | if ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) != CSR_HW_REV_TYPE_3945) { |
43e85115 WYG |
1937 | DEBUGFS_ADD_FILE(ucode_rx_stats, debug, S_IRUSR); |
1938 | DEBUGFS_ADD_FILE(ucode_tx_stats, debug, S_IRUSR); | |
1939 | DEBUGFS_ADD_FILE(ucode_general_stats, debug, S_IRUSR); | |
1940 | DEBUGFS_ADD_FILE(sensitivity, debug, S_IRUSR); | |
1941 | DEBUGFS_ADD_FILE(chain_noise, debug, S_IRUSR); | |
e8fe59ae | 1942 | } |
445c2dff TW |
1943 | DEBUGFS_ADD_BOOL(disable_sensitivity, rf, &priv->disable_sens_cal); |
1944 | DEBUGFS_ADD_BOOL(disable_chain_noise, rf, | |
1945 | &priv->disable_chain_noise_cal); | |
030b8655 WYG |
1946 | if (((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_4965) || |
1947 | ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_3945)) | |
1948 | DEBUGFS_ADD_BOOL(disable_tx_power, rf, | |
1949 | &priv->disable_tx_power_cal); | |
712b6cf5 TW |
1950 | return 0; |
1951 | ||
1952 | err: | |
15b1687c | 1953 | IWL_ERR(priv, "Can't open the debugfs directory\n"); |
712b6cf5 | 1954 | iwl_dbgfs_unregister(priv); |
3ac7f146 | 1955 | return ret; |
712b6cf5 TW |
1956 | } |
1957 | EXPORT_SYMBOL(iwl_dbgfs_register); | |
1958 | ||
1959 | /** | |
1960 | * Remove the debugfs files and directories | |
1961 | * | |
1962 | */ | |
1963 | void iwl_dbgfs_unregister(struct iwl_priv *priv) | |
1964 | { | |
3ac7f146 | 1965 | if (!priv->dbgfs) |
712b6cf5 TW |
1966 | return; |
1967 | ||
e312c24c JB |
1968 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_sleep_level_override); |
1969 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_current_sleep_command); | |
0848e297 | 1970 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_nvm); |
712b6cf5 | 1971 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_sram); |
189a2b59 | 1972 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_log_event); |
712b6cf5 | 1973 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_stations); |
d366df5a | 1974 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_channels); |
08df05aa | 1975 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_status); |
a83b9141 | 1976 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_interrupt); |
f5ad69fa | 1977 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_qos); |
a283c011 | 1978 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_led); |
fbf3a2af | 1979 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_thermal_throttling); |
1e4247d4 | 1980 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_disable_ht40); |
712b6cf5 | 1981 | DEBUGFS_REMOVE(priv->dbgfs->dir_data); |
22fdf3c9 WYG |
1982 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_rx_statistics); |
1983 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_tx_statistics); | |
20594eb0 | 1984 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_traffic_log); |
141b03e0 WYG |
1985 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_rx_queue); |
1986 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_tx_queue); | |
f204b248 | 1987 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_tx_power); |
c09430ab | 1988 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_power_save_status); |
7163b8a4 WYG |
1989 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files. |
1990 | file_clear_ucode_statistics); | |
1991 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files. | |
1992 | file_clear_traffic_statistics); | |
696bdee3 | 1993 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_csr); |
e8fe59ae WYG |
1994 | if ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) != CSR_HW_REV_TYPE_3945) { |
1995 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files. | |
1996 | file_ucode_rx_stats); | |
1997 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files. | |
1998 | file_ucode_tx_stats); | |
1999 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files. | |
2000 | file_ucode_general_stats); | |
5225935b WYG |
2001 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files. |
2002 | file_sensitivity); | |
2003 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files. | |
2004 | file_chain_noise); | |
e8fe59ae | 2005 | } |
20594eb0 | 2006 | DEBUGFS_REMOVE(priv->dbgfs->dir_debug); |
445c2dff TW |
2007 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_rf_files.file_disable_sensitivity); |
2008 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_rf_files.file_disable_chain_noise); | |
030b8655 WYG |
2009 | if (((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_4965) || |
2010 | ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_3945)) | |
2011 | DEBUGFS_REMOVE(priv->dbgfs->dbgfs_rf_files.file_disable_tx_power); | |
445c2dff | 2012 | DEBUGFS_REMOVE(priv->dbgfs->dir_rf); |
712b6cf5 TW |
2013 | DEBUGFS_REMOVE(priv->dbgfs->dir_drv); |
2014 | kfree(priv->dbgfs); | |
2015 | priv->dbgfs = NULL; | |
2016 | } | |
2017 | EXPORT_SYMBOL(iwl_dbgfs_unregister); | |
2018 | ||
2019 | ||
445c2dff | 2020 |