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iwlwifi: mvm: add debugfs to trigger fw debug logs collection
[linux-block.git] / drivers / net / wireless / iwlwifi / mvm / debugfs.c
CommitLineData
8ca151b5
JB		 1/******************************************************************************
2 *
3 * This file is provided under a dual BSD/GPLv2 license. When using or
4 * redistributing this file, you may do so under either license.
5 *
6 * GPL LICENSE SUMMARY
7 *
51368bf7 8 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
8b4139dc 9 * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
8ca151b5
JB		 10 *
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of version 2 of the GNU General Public License as
13 * published by the Free Software Foundation.
14 *
15 * This program is distributed in the hope that it will be useful, but
16 * WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
23 * USA
24 *
25 * The full GNU General Public License is included in this distribution
410dc5aa 26 * in the file called COPYING.
8ca151b5
JB		 27 *
28 * Contact Information:
29 * Intel Linux Wireless <ilw@linux.intel.com>
30 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
31 *
32 * BSD LICENSE
33 *
51368bf7 34 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
8b4139dc 35 * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
8ca151b5
JB		 36 * All rights reserved.
37 *
38 * Redistribution and use in source and binary forms, with or without
39 * modification, are permitted provided that the following conditions
40 * are met:
41 *
42 * * Redistributions of source code must retain the above copyright
43 * notice, this list of conditions and the following disclaimer.
44 * * Redistributions in binary form must reproduce the above copyright
45 * notice, this list of conditions and the following disclaimer in
46 * the documentation and/or other materials provided with the
47 * distribution.
48 * * Neither the name Intel Corporation nor the names of its
49 * contributors may be used to endorse or promote products derived
50 * from this software without specific prior written permission.
51 *
52 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
53 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
54 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
55 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
56 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
57 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
58 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
59 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
60 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
61 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
62 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
63 *
64 *****************************************************************************/
192c80a2
EG		 65#include <linux/vmalloc.h>
66
8ca151b5
JB		 67#include "mvm.h"
68#include "sta.h"
69#include "iwl-io.h"
820a1a50 70#include "debugfs.h"
4d075007 71#include "iwl-fw-error-dump.h"
8ca151b5 72
1fa3f57a 73static ssize_t iwl_dbgfs_tx_flush_write(struct iwl_mvm *mvm, char *buf,
8ca151b5
JB		 74 size_t count, loff_t *ppos)
75{
8a0bd168 76 int ret;
8ca151b5
JB		 77 u32 scd_q_msk;
78
79 if (!mvm->ucode_loaded || mvm->cur_ucode != IWL_UCODE_REGULAR)
80 return -EIO;
81
8ca151b5
JB		 82 if (sscanf(buf, "%x", &scd_q_msk) != 1)
83 return -EINVAL;
84
85 IWL_ERR(mvm, "FLUSHING queues: scd_q_msk = 0x%x\n", scd_q_msk);
86
87 mutex_lock(&mvm->mutex);
88 ret = iwl_mvm_flush_tx_path(mvm, scd_q_msk, true) ? : count;
89 mutex_unlock(&mvm->mutex);
90
91 return ret;
92}
93
1fa3f57a 94static ssize_t iwl_dbgfs_sta_drain_write(struct iwl_mvm *mvm, char *buf,
8ca151b5
JB		 95 size_t count, loff_t *ppos)
96{
f327b04c 97 struct iwl_mvm_sta *mvmsta;
8a0bd168 98 int sta_id, drain, ret;
8ca151b5
JB		 99
100 if (!mvm->ucode_loaded || mvm->cur_ucode != IWL_UCODE_REGULAR)
101 return -EIO;
102
8ca151b5
JB		 103 if (sscanf(buf, "%d %d", &sta_id, &drain) != 2)
104 return -EINVAL;
60765a47
JB		 105 if (sta_id < 0 || sta_id >= IWL_MVM_STATION_COUNT)
106 return -EINVAL;
107 if (drain < 0 || drain > 1)
108 return -EINVAL;
8ca151b5
JB		 109
110 mutex_lock(&mvm->mutex);
111
f327b04c
EG		 112 mvmsta = iwl_mvm_sta_from_staid_protected(mvm, sta_id);
113
114 if (!mvmsta)
8ca151b5
JB		 115 ret = -ENOENT;
116 else
f327b04c 117 ret = iwl_mvm_drain_sta(mvm, mvmsta, drain) ? : count;
8ca151b5
JB		 118
119 mutex_unlock(&mvm->mutex);
120
121 return ret;
122}
123
124static ssize_t iwl_dbgfs_sram_read(struct file *file, char __user *user_buf,
125 size_t count, loff_t *ppos)
126{
127 struct iwl_mvm *mvm = file->private_data;
128 const struct fw_img *img;
d510342f
EG		 129 unsigned int ofs, len;
130 size_t ret;
8ca151b5
JB		 131 u8 *ptr;
132
60191d99
JB		 133 if (!mvm->ucode_loaded)
134 return -EINVAL;
135
8ca151b5 136 /* default is to dump the entire data segment */
d510342f
EG		 137 img = &mvm->fw->img[mvm->cur_ucode];
138 ofs = img->sec[IWL_UCODE_SECTION_DATA].offset;
139 len = img->sec[IWL_UCODE_SECTION_DATA].len;
140
01e0efe3 141 if (mvm->dbgfs_sram_len) {
60191d99
JB		 142 ofs = mvm->dbgfs_sram_offset;
143 len = mvm->dbgfs_sram_len;
8ca151b5 144 }
8ca151b5 145
8ca151b5 146 ptr = kzalloc(len, GFP_KERNEL);
d510342f 147 if (!ptr)
8ca151b5 148 return -ENOMEM;
8ca151b5 149
60191d99 150 iwl_trans_read_mem_bytes(mvm->trans, ofs, ptr, len);
8ca151b5 151
d510342f 152 ret = simple_read_from_buffer(user_buf, count, ppos, ptr, len);
8ca151b5 153
8ca151b5
JB		 154 kfree(ptr);
155
156 return ret;
157}
158
1fa3f57a
JB		 159static ssize_t iwl_dbgfs_sram_write(struct iwl_mvm *mvm, char *buf,
160 size_t count, loff_t *ppos)
8ca151b5 161{
d510342f 162 const struct fw_img *img;
8ca151b5 163 u32 offset, len;
d510342f
EG		 164 u32 img_offset, img_len;
165
166 if (!mvm->ucode_loaded)
167 return -EINVAL;
168
169 img = &mvm->fw->img[mvm->cur_ucode];
170 img_offset = img->sec[IWL_UCODE_SECTION_DATA].offset;
171 img_len = img->sec[IWL_UCODE_SECTION_DATA].len;
8ca151b5 172
8ca151b5
JB		 173 if (sscanf(buf, "%x,%x", &offset, &len) == 2) {
174 if ((offset & 0x3) || (len & 0x3))
175 return -EINVAL;
d510342f
EG		 176
177 if (offset + len > img_offset + img_len)
178 return -EINVAL;
179
8ca151b5
JB		 180 mvm->dbgfs_sram_offset = offset;
181 mvm->dbgfs_sram_len = len;
182 } else {
183 mvm->dbgfs_sram_offset = 0;
184 mvm->dbgfs_sram_len = 0;
185 }
186
187 return count;
188}
189
7280d1f0
MG		 190static ssize_t iwl_dbgfs_set_nic_temperature_read(struct file *file,
191 char __user *user_buf,
192 size_t count, loff_t *ppos)
193{
194 struct iwl_mvm *mvm = file->private_data;
195 char buf[16];
196 int pos;
197
198 if (!mvm->temperature_test)
199 pos = scnprintf(buf , sizeof(buf), "disabled\n");
200 else
201 pos = scnprintf(buf , sizeof(buf), "%d\n", mvm->temperature);
202
203 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
204}
205
206/*
207 * Set NIC Temperature
208 * Cause the driver to ignore the actual NIC temperature reported by the FW
209 * Enable: any value between IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -
210 * IWL_MVM_DEBUG_SET_TEMPERATURE_MAX
211 * Disable: IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE
212 */
213static ssize_t iwl_dbgfs_set_nic_temperature_write(struct iwl_mvm *mvm,
214 char *buf, size_t count,
215 loff_t *ppos)
216{
217 int temperature;
218
a26d4e7b
LC		 219 if (!mvm->ucode_loaded && !mvm->temperature_test)
220 return -EIO;
221
7280d1f0
MG		 222 if (kstrtoint(buf, 10, &temperature))
223 return -EINVAL;
224 /* not a legal temperature */
225 if ((temperature > IWL_MVM_DEBUG_SET_TEMPERATURE_MAX &&
226 temperature != IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE) ||
227 temperature < IWL_MVM_DEBUG_SET_TEMPERATURE_MIN)
228 return -EINVAL;
229
230 mutex_lock(&mvm->mutex);
231 if (temperature == IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE) {
b689fa79
LC		 232 if (!mvm->temperature_test)
233 goto out;
234
7280d1f0 235 mvm->temperature_test = false;
b689fa79
LC		 236 /* Since we can't read the temp while awake, just set
237 * it to zero until we get the next RX stats from the
238 * firmware.
239 */
240 mvm->temperature = 0;
7280d1f0
MG		 241 } else {
242 mvm->temperature_test = true;
243 mvm->temperature = temperature;
244 }
245 IWL_DEBUG_TEMP(mvm, "%sabling debug set temperature (temp = %d)\n",
246 mvm->temperature_test ? "En" : "Dis" ,
247 mvm->temperature);
248 /* handle the temperature change */
249 iwl_mvm_tt_handler(mvm);
b689fa79
LC		 250
251out:
7280d1f0
MG		 252 mutex_unlock(&mvm->mutex);
253
254 return count;
255}
256
c549e390
LC		 257static ssize_t iwl_dbgfs_nic_temp_read(struct file *file,
258 char __user *user_buf,
259 size_t count, loff_t *ppos)
260{
261 struct iwl_mvm *mvm = file->private_data;
262 char buf[16];
263 int pos, temp;
264
265 if (!mvm->ucode_loaded)
266 return -EIO;
267
268 mutex_lock(&mvm->mutex);
269 temp = iwl_mvm_get_temp(mvm);
270 mutex_unlock(&mvm->mutex);
271
272 if (temp < 0)
273 return temp;
274
275 pos = scnprintf(buf , sizeof(buf), "%d\n", temp);
276
277 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
278}
279
8ca151b5
JB		 280static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf,
281 size_t count, loff_t *ppos)
282{
283 struct iwl_mvm *mvm = file->private_data;
284 struct ieee80211_sta *sta;
285 char buf[400];
286 int i, pos = 0, bufsz = sizeof(buf);
287
288 mutex_lock(&mvm->mutex);
289
290 for (i = 0; i < IWL_MVM_STATION_COUNT; i++) {
291 pos += scnprintf(buf + pos, bufsz - pos, "%.2d: ", i);
292 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[i],
293 lockdep_is_held(&mvm->mutex));
294 if (!sta)
295 pos += scnprintf(buf + pos, bufsz - pos, "N/A\n");
296 else if (IS_ERR(sta))
297 pos += scnprintf(buf + pos, bufsz - pos, "%ld\n",
298 PTR_ERR(sta));
299 else
300 pos += scnprintf(buf + pos, bufsz - pos, "%pM\n",
301 sta->addr);
302 }
303
304 mutex_unlock(&mvm->mutex);
305
306 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
307}
308
64b928c4
AB		 309static ssize_t iwl_dbgfs_disable_power_off_read(struct file *file,
310 char __user *user_buf,
8ca151b5
JB		 311 size_t count, loff_t *ppos)
312{
313 struct iwl_mvm *mvm = file->private_data;
64b928c4
AB		 314 char buf[64];
315 int bufsz = sizeof(buf);
316 int pos = 0;
8ca151b5 317
64b928c4
AB		 318 pos += scnprintf(buf+pos, bufsz-pos, "disable_power_off_d0=%d\n",
319 mvm->disable_power_off);
320 pos += scnprintf(buf+pos, bufsz-pos, "disable_power_off_d3=%d\n",
321 mvm->disable_power_off_d3);
8ca151b5 322
64b928c4 323 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
8ca151b5
JB		 324}
325
1fa3f57a 326static ssize_t iwl_dbgfs_disable_power_off_write(struct iwl_mvm *mvm, char *buf,
64b928c4 327 size_t count, loff_t *ppos)
8ca151b5 328{
1fa3f57a 329 int ret, val;
64b928c4
AB		 330
331 if (!mvm->ucode_loaded)
332 return -EIO;
8ca151b5 333
64b928c4
AB		 334 if (!strncmp("disable_power_off_d0=", buf, 21)) {
335 if (sscanf(buf + 21, "%d", &val) != 1)
336 return -EINVAL;
337 mvm->disable_power_off = val;
338 } else if (!strncmp("disable_power_off_d3=", buf, 21)) {
339 if (sscanf(buf + 21, "%d", &val) != 1)
340 return -EINVAL;
341 mvm->disable_power_off_d3 = val;
342 } else {
8ca151b5 343 return -EINVAL;
64b928c4 344 }
8ca151b5 345
64b928c4 346 mutex_lock(&mvm->mutex);
c1cb92fc 347 ret = iwl_mvm_power_update_device(mvm);
64b928c4 348 mutex_unlock(&mvm->mutex);
8ca151b5 349
64b928c4 350 return ret ?: count;
8ca151b5
JB		 351}
352
10942342
EG		 353#define BT_MBOX_MSG(_notif, _num, _field) \
354 ((le32_to_cpu((_notif)->mbox_msg[(_num)]) & BT_MBOX##_num##_##_field)\
355 >> BT_MBOX##_num##_##_field##_POS)
356
357
358#define BT_MBOX_PRINT(_num, _field, _end) \
359 pos += scnprintf(buf + pos, bufsz - pos, \
360 "\t%s: %d%s", \
361 #_field, \
362 BT_MBOX_MSG(notif, _num, _field), \
363 true ? "\n" : ", ");
364
160be571
EG		 365static
366int iwl_mvm_coex_dump_mbox(struct iwl_bt_coex_profile_notif *notif, char *buf,
367 int pos, int bufsz)
10942342 368{
160be571 369 pos += scnprintf(buf+pos, bufsz-pos, "MBOX dw0:\n");
10942342 370
160be571
EG		 371 BT_MBOX_PRINT(0, LE_SLAVE_LAT, false);
372 BT_MBOX_PRINT(0, LE_PROF1, false);
373 BT_MBOX_PRINT(0, LE_PROF2, false);
374 BT_MBOX_PRINT(0, LE_PROF_OTHER, false);
375 BT_MBOX_PRINT(0, CHL_SEQ_N, false);
376 BT_MBOX_PRINT(0, INBAND_S, false);
377 BT_MBOX_PRINT(0, LE_MIN_RSSI, false);
378 BT_MBOX_PRINT(0, LE_SCAN, false);
379 BT_MBOX_PRINT(0, LE_ADV, false);
380 BT_MBOX_PRINT(0, LE_MAX_TX_POWER, false);
381 BT_MBOX_PRINT(0, OPEN_CON_1, true);
10942342 382
160be571
EG		 383 pos += scnprintf(buf+pos, bufsz-pos, "MBOX dw1:\n");
384
385 BT_MBOX_PRINT(1, BR_MAX_TX_POWER, false);
386 BT_MBOX_PRINT(1, IP_SR, false);
387 BT_MBOX_PRINT(1, LE_MSTR, false);
388 BT_MBOX_PRINT(1, AGGR_TRFC_LD, false);
389 BT_MBOX_PRINT(1, MSG_TYPE, false);
390 BT_MBOX_PRINT(1, SSN, true);
391
392 pos += scnprintf(buf+pos, bufsz-pos, "MBOX dw2:\n");
393
394 BT_MBOX_PRINT(2, SNIFF_ACT, false);
395 BT_MBOX_PRINT(2, PAG, false);
396 BT_MBOX_PRINT(2, INQUIRY, false);
397 BT_MBOX_PRINT(2, CONN, false);
398 BT_MBOX_PRINT(2, SNIFF_INTERVAL, false);
399 BT_MBOX_PRINT(2, DISC, false);
400 BT_MBOX_PRINT(2, SCO_TX_ACT, false);
401 BT_MBOX_PRINT(2, SCO_RX_ACT, false);
402 BT_MBOX_PRINT(2, ESCO_RE_TX, false);
403 BT_MBOX_PRINT(2, SCO_DURATION, true);
10942342 404
160be571
EG		 405 pos += scnprintf(buf+pos, bufsz-pos, "MBOX dw3:\n");
406
407 BT_MBOX_PRINT(3, SCO_STATE, false);
408 BT_MBOX_PRINT(3, SNIFF_STATE, false);
409 BT_MBOX_PRINT(3, A2DP_STATE, false);
410 BT_MBOX_PRINT(3, ACL_STATE, false);
411 BT_MBOX_PRINT(3, MSTR_STATE, false);
412 BT_MBOX_PRINT(3, OBX_STATE, false);
413 BT_MBOX_PRINT(3, OPEN_CON_2, false);
414 BT_MBOX_PRINT(3, TRAFFIC_LOAD, false);
415 BT_MBOX_PRINT(3, CHL_SEQN_LSB, false);
416 BT_MBOX_PRINT(3, INBAND_P, false);
417 BT_MBOX_PRINT(3, MSG_TYPE_2, false);
418 BT_MBOX_PRINT(3, SSN_2, false);
419 BT_MBOX_PRINT(3, UPDATE_REQUEST, true);
420
421 return pos;
422}
423
424static
425int iwl_mvm_coex_dump_mbox_old(struct iwl_bt_coex_profile_notif_old *notif,
426 char *buf, int pos, int bufsz)
427{
10942342
EG		 428 pos += scnprintf(buf+pos, bufsz-pos, "MBOX dw0:\n");
429
430 BT_MBOX_PRINT(0, LE_SLAVE_LAT, false);
431 BT_MBOX_PRINT(0, LE_PROF1, false);
432 BT_MBOX_PRINT(0, LE_PROF2, false);
433 BT_MBOX_PRINT(0, LE_PROF_OTHER, false);
434 BT_MBOX_PRINT(0, CHL_SEQ_N, false);
435 BT_MBOX_PRINT(0, INBAND_S, false);
436 BT_MBOX_PRINT(0, LE_MIN_RSSI, false);
437 BT_MBOX_PRINT(0, LE_SCAN, false);
438 BT_MBOX_PRINT(0, LE_ADV, false);
439 BT_MBOX_PRINT(0, LE_MAX_TX_POWER, false);
440 BT_MBOX_PRINT(0, OPEN_CON_1, true);
441
442 pos += scnprintf(buf+pos, bufsz-pos, "MBOX dw1:\n");
443
444 BT_MBOX_PRINT(1, BR_MAX_TX_POWER, false);
445 BT_MBOX_PRINT(1, IP_SR, false);
446 BT_MBOX_PRINT(1, LE_MSTR, false);
447 BT_MBOX_PRINT(1, AGGR_TRFC_LD, false);
448 BT_MBOX_PRINT(1, MSG_TYPE, false);
449 BT_MBOX_PRINT(1, SSN, true);
450
451 pos += scnprintf(buf+pos, bufsz-pos, "MBOX dw2:\n");
452
453 BT_MBOX_PRINT(2, SNIFF_ACT, false);
454 BT_MBOX_PRINT(2, PAG, false);
455 BT_MBOX_PRINT(2, INQUIRY, false);
456 BT_MBOX_PRINT(2, CONN, false);
457 BT_MBOX_PRINT(2, SNIFF_INTERVAL, false);
458 BT_MBOX_PRINT(2, DISC, false);
459 BT_MBOX_PRINT(2, SCO_TX_ACT, false);
460 BT_MBOX_PRINT(2, SCO_RX_ACT, false);
461 BT_MBOX_PRINT(2, ESCO_RE_TX, false);
462 BT_MBOX_PRINT(2, SCO_DURATION, true);
463
464 pos += scnprintf(buf+pos, bufsz-pos, "MBOX dw3:\n");
465
466 BT_MBOX_PRINT(3, SCO_STATE, false);
467 BT_MBOX_PRINT(3, SNIFF_STATE, false);
468 BT_MBOX_PRINT(3, A2DP_STATE, false);
469 BT_MBOX_PRINT(3, ACL_STATE, false);
470 BT_MBOX_PRINT(3, MSTR_STATE, false);
471 BT_MBOX_PRINT(3, OBX_STATE, false);
472 BT_MBOX_PRINT(3, OPEN_CON_2, false);
473 BT_MBOX_PRINT(3, TRAFFIC_LOAD, false);
474 BT_MBOX_PRINT(3, CHL_SEQN_LSB, false);
475 BT_MBOX_PRINT(3, INBAND_P, false);
476 BT_MBOX_PRINT(3, MSG_TYPE_2, false);
477 BT_MBOX_PRINT(3, SSN_2, false);
478 BT_MBOX_PRINT(3, UPDATE_REQUEST, true);
479
160be571
EG		 480 return pos;
481}
482
483static ssize_t iwl_dbgfs_bt_notif_read(struct file *file, char __user *user_buf,
484 size_t count, loff_t *ppos)
485{
486 struct iwl_mvm *mvm = file->private_data;
487 char *buf;
488 int ret, pos = 0, bufsz = sizeof(char) * 1024;
489
490 buf = kmalloc(bufsz, GFP_KERNEL);
491 if (!buf)
492 return -ENOMEM;
493
494 mutex_lock(&mvm->mutex);
495
496 if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT)) {
497 struct iwl_bt_coex_profile_notif_old *notif =
498 &mvm->last_bt_notif_old;
499
500 pos += iwl_mvm_coex_dump_mbox_old(notif, buf, pos, bufsz);
501
502 pos += scnprintf(buf+pos, bufsz-pos, "bt_ci_compliance = %d\n",
503 notif->bt_ci_compliance);
504 pos += scnprintf(buf+pos, bufsz-pos, "primary_ch_lut = %d\n",
505 le32_to_cpu(notif->primary_ch_lut));
506 pos += scnprintf(buf+pos, bufsz-pos, "secondary_ch_lut = %d\n",
507 le32_to_cpu(notif->secondary_ch_lut));
508 pos += scnprintf(buf+pos,
509 bufsz-pos, "bt_activity_grading = %d\n",
510 le32_to_cpu(notif->bt_activity_grading));
511 pos += scnprintf(buf+pos, bufsz-pos,
512 "antenna isolation = %d CORUN LUT index = %d\n",
513 mvm->last_ant_isol, mvm->last_corun_lut);
514 } else {
515 struct iwl_bt_coex_profile_notif *notif =
516 &mvm->last_bt_notif;
517
518 pos += iwl_mvm_coex_dump_mbox(notif, buf, pos, bufsz);
519
520 pos += scnprintf(buf+pos, bufsz-pos, "bt_ci_compliance = %d\n",
521 notif->bt_ci_compliance);
522 pos += scnprintf(buf+pos, bufsz-pos, "primary_ch_lut = %d\n",
523 le32_to_cpu(notif->primary_ch_lut));
524 pos += scnprintf(buf+pos, bufsz-pos, "secondary_ch_lut = %d\n",
525 le32_to_cpu(notif->secondary_ch_lut));
526 pos += scnprintf(buf+pos,
527 bufsz-pos, "bt_activity_grading = %d\n",
528 le32_to_cpu(notif->bt_activity_grading));
529 pos += scnprintf(buf+pos, bufsz-pos,
530 "antenna isolation = %d CORUN LUT index = %d\n",
531 mvm->last_ant_isol, mvm->last_corun_lut);
532 }
10942342
EG		 533
534 mutex_unlock(&mvm->mutex);
535
536 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
537 kfree(buf);
538
539 return ret;
540}
541#undef BT_MBOX_PRINT
542
2de13cae
EG		 543static ssize_t iwl_dbgfs_bt_cmd_read(struct file *file, char __user *user_buf,
544 size_t count, loff_t *ppos)
545{
546 struct iwl_mvm *mvm = file->private_data;
2de13cae
EG		 547 char buf[256];
548 int bufsz = sizeof(buf);
549 int pos = 0;
550
551 mutex_lock(&mvm->mutex);
552
160be571
EG		 553 if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT)) {
554 struct iwl_bt_coex_ci_cmd_old *cmd = &mvm->last_bt_ci_cmd_old;
555
556 pos += scnprintf(buf+pos, bufsz-pos,
557 "Channel inhibition CMD\n");
558 pos += scnprintf(buf+pos, bufsz-pos,
559 "\tPrimary Channel Bitmap 0x%016llx\n",
560 le64_to_cpu(cmd->bt_primary_ci));
561 pos += scnprintf(buf+pos, bufsz-pos,
562 "\tSecondary Channel Bitmap 0x%016llx\n",
563 le64_to_cpu(cmd->bt_secondary_ci));
564
565 pos += scnprintf(buf+pos, bufsz-pos, "BT Configuration CMD\n");
566 pos += scnprintf(buf+pos, bufsz-pos, "\tACK Kill Mask 0x%08x\n",
1459f269 567 iwl_bt_ctl_kill_msk[mvm->bt_ack_kill_msk[0]]);
160be571 568 pos += scnprintf(buf+pos, bufsz-pos, "\tCTS Kill Mask 0x%08x\n",
1459f269 569 iwl_bt_ctl_kill_msk[mvm->bt_cts_kill_msk[0]]);
160be571
EG		 570
571 } else {
572 struct iwl_bt_coex_ci_cmd *cmd = &mvm->last_bt_ci_cmd;
573
574 pos += scnprintf(buf+pos, bufsz-pos,
575 "Channel inhibition CMD\n");
576 pos += scnprintf(buf+pos, bufsz-pos,
577 "\tPrimary Channel Bitmap 0x%016llx\n",
578 le64_to_cpu(cmd->bt_primary_ci));
579 pos += scnprintf(buf+pos, bufsz-pos,
580 "\tSecondary Channel Bitmap 0x%016llx\n",
581 le64_to_cpu(cmd->bt_secondary_ci));
582
583 pos += scnprintf(buf+pos, bufsz-pos, "BT Configuration CMD\n");
1459f269
EG		 584 pos += scnprintf(buf+pos, bufsz-pos,
585 "\tPrimary: ACK Kill Mask 0x%08x\n",
586 iwl_bt_ctl_kill_msk[mvm->bt_ack_kill_msk[0]]);
587 pos += scnprintf(buf+pos, bufsz-pos,
588 "\tPrimary: CTS Kill Mask 0x%08x\n",
589 iwl_bt_ctl_kill_msk[mvm->bt_cts_kill_msk[0]]);
590 pos += scnprintf(buf+pos, bufsz-pos,
591 "\tSecondary: ACK Kill Mask 0x%08x\n",
592 iwl_bt_ctl_kill_msk[mvm->bt_ack_kill_msk[1]]);
593 pos += scnprintf(buf+pos, bufsz-pos,
594 "\tSecondary: CTS Kill Mask 0x%08x\n",
595 iwl_bt_ctl_kill_msk[mvm->bt_cts_kill_msk[1]]);
596
160be571 597 }
2de13cae
EG		 598
599 mutex_unlock(&mvm->mutex);
600
601 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
602}
603
cdb00563
EG		 604static ssize_t
605iwl_dbgfs_bt_tx_prio_write(struct iwl_mvm *mvm, char *buf,
606 size_t count, loff_t *ppos)
607{
608 u32 bt_tx_prio;
609
610 if (sscanf(buf, "%u", &bt_tx_prio) != 1)
611 return -EINVAL;
612 if (bt_tx_prio > 4)
613 return -EINVAL;
614
615 mvm->bt_tx_prio = bt_tx_prio;
616
617 return count;
618}
619
a39979a8
EG		 620static ssize_t
621iwl_dbgfs_bt_force_ant_write(struct iwl_mvm *mvm, char *buf,
622 size_t count, loff_t *ppos)
623{
624 static const char * const modes_str[BT_FORCE_ANT_MAX] = {
625 [BT_FORCE_ANT_DIS] = "dis",
626 [BT_FORCE_ANT_AUTO] = "auto",
627 [BT_FORCE_ANT_BT] = "bt",
628 [BT_FORCE_ANT_WIFI] = "wifi",
629 };
630 int ret, bt_force_ant_mode;
631
632 for (bt_force_ant_mode = 0;
633 bt_force_ant_mode < ARRAY_SIZE(modes_str);
634 bt_force_ant_mode++) {
635 if (!strcmp(buf, modes_str[bt_force_ant_mode]))
636 break;
637 }
638
639 if (bt_force_ant_mode >= ARRAY_SIZE(modes_str))
640 return -EINVAL;
641
642 ret = 0;
643 mutex_lock(&mvm->mutex);
644 if (mvm->bt_force_ant_mode == bt_force_ant_mode)
645 goto out;
646
647 mvm->bt_force_ant_mode = bt_force_ant_mode;
648 IWL_DEBUG_COEX(mvm, "Force mode: %s\n",
649 modes_str[mvm->bt_force_ant_mode]);
650 ret = iwl_send_bt_init_conf(mvm);
651
652out:
653 mutex_unlock(&mvm->mutex);
654 return ret ?: count;
655}
656
3848ab66
MG		 657#define PRINT_STATS_LE32(_str, _val) \
658 pos += scnprintf(buf + pos, bufsz - pos, \
659 fmt_table, _str, \
660 le32_to_cpu(_val))
661
662static ssize_t iwl_dbgfs_fw_rx_stats_read(struct file *file,
663 char __user *user_buf, size_t count,
664 loff_t *ppos)
665{
666 struct iwl_mvm *mvm = file->private_data;
667 static const char *fmt_table = "\t%-30s %10u\n";
668 static const char *fmt_header = "%-32s\n";
669 int pos = 0;
670 char *buf;
671 int ret;
3f617281
LC		 672 /* 43 is the size of each data line, 33 is the size of each header */
673 size_t bufsz =
674 ((sizeof(struct mvm_statistics_rx) / sizeof(__le32)) * 43) +
675 (4 * 33) + 1;
676
3848ab66
MG		 677 struct mvm_statistics_rx_phy *ofdm;
678 struct mvm_statistics_rx_phy *cck;
679 struct mvm_statistics_rx_non_phy *general;
680 struct mvm_statistics_rx_ht_phy *ht;
681
682 buf = kzalloc(bufsz, GFP_KERNEL);
683 if (!buf)
684 return -ENOMEM;
685
686 mutex_lock(&mvm->mutex);
687
688 ofdm = &mvm->rx_stats.ofdm;
689 cck = &mvm->rx_stats.cck;
690 general = &mvm->rx_stats.general;
691 ht = &mvm->rx_stats.ofdm_ht;
692
693 pos += scnprintf(buf + pos, bufsz - pos, fmt_header,
694 "Statistics_Rx - OFDM");
695 PRINT_STATS_LE32("ina_cnt", ofdm->ina_cnt);
696 PRINT_STATS_LE32("fina_cnt", ofdm->fina_cnt);
697 PRINT_STATS_LE32("plcp_err", ofdm->plcp_err);
698 PRINT_STATS_LE32("crc32_err", ofdm->crc32_err);
699 PRINT_STATS_LE32("overrun_err", ofdm->overrun_err);
700 PRINT_STATS_LE32("early_overrun_err", ofdm->early_overrun_err);
701 PRINT_STATS_LE32("crc32_good", ofdm->crc32_good);
702 PRINT_STATS_LE32("false_alarm_cnt", ofdm->false_alarm_cnt);
703 PRINT_STATS_LE32("fina_sync_err_cnt", ofdm->fina_sync_err_cnt);
704 PRINT_STATS_LE32("sfd_timeout", ofdm->sfd_timeout);
705 PRINT_STATS_LE32("fina_timeout", ofdm->fina_timeout);
706 PRINT_STATS_LE32("unresponded_rts", ofdm->unresponded_rts);
707 PRINT_STATS_LE32("rxe_frame_lmt_overrun",
708 ofdm->rxe_frame_limit_overrun);
709 PRINT_STATS_LE32("sent_ack_cnt", ofdm->sent_ack_cnt);
710 PRINT_STATS_LE32("sent_cts_cnt", ofdm->sent_cts_cnt);
711 PRINT_STATS_LE32("sent_ba_rsp_cnt", ofdm->sent_ba_rsp_cnt);
712 PRINT_STATS_LE32("dsp_self_kill", ofdm->dsp_self_kill);
713 PRINT_STATS_LE32("mh_format_err", ofdm->mh_format_err);
714 PRINT_STATS_LE32("re_acq_main_rssi_sum", ofdm->re_acq_main_rssi_sum);
715 PRINT_STATS_LE32("reserved", ofdm->reserved);
716
717 pos += scnprintf(buf + pos, bufsz - pos, fmt_header,
718 "Statistics_Rx - CCK");
719 PRINT_STATS_LE32("ina_cnt", cck->ina_cnt);
720 PRINT_STATS_LE32("fina_cnt", cck->fina_cnt);
721 PRINT_STATS_LE32("plcp_err", cck->plcp_err);
722 PRINT_STATS_LE32("crc32_err", cck->crc32_err);
723 PRINT_STATS_LE32("overrun_err", cck->overrun_err);
724 PRINT_STATS_LE32("early_overrun_err", cck->early_overrun_err);
725 PRINT_STATS_LE32("crc32_good", cck->crc32_good);
726 PRINT_STATS_LE32("false_alarm_cnt", cck->false_alarm_cnt);
727 PRINT_STATS_LE32("fina_sync_err_cnt", cck->fina_sync_err_cnt);
728 PRINT_STATS_LE32("sfd_timeout", cck->sfd_timeout);
729 PRINT_STATS_LE32("fina_timeout", cck->fina_timeout);
730 PRINT_STATS_LE32("unresponded_rts", cck->unresponded_rts);
731 PRINT_STATS_LE32("rxe_frame_lmt_overrun",
732 cck->rxe_frame_limit_overrun);
733 PRINT_STATS_LE32("sent_ack_cnt", cck->sent_ack_cnt);
734 PRINT_STATS_LE32("sent_cts_cnt", cck->sent_cts_cnt);
735 PRINT_STATS_LE32("sent_ba_rsp_cnt", cck->sent_ba_rsp_cnt);
736 PRINT_STATS_LE32("dsp_self_kill", cck->dsp_self_kill);
737 PRINT_STATS_LE32("mh_format_err", cck->mh_format_err);
738 PRINT_STATS_LE32("re_acq_main_rssi_sum", cck->re_acq_main_rssi_sum);
739 PRINT_STATS_LE32("reserved", cck->reserved);
740
741 pos += scnprintf(buf + pos, bufsz - pos, fmt_header,
742 "Statistics_Rx - GENERAL");
743 PRINT_STATS_LE32("bogus_cts", general->bogus_cts);
744 PRINT_STATS_LE32("bogus_ack", general->bogus_ack);
745 PRINT_STATS_LE32("non_bssid_frames", general->non_bssid_frames);
746 PRINT_STATS_LE32("filtered_frames", general->filtered_frames);
747 PRINT_STATS_LE32("non_channel_beacons", general->non_channel_beacons);
748 PRINT_STATS_LE32("channel_beacons", general->channel_beacons);
749 PRINT_STATS_LE32("num_missed_bcon", general->num_missed_bcon);
750 PRINT_STATS_LE32("adc_rx_saturation_time",
751 general->adc_rx_saturation_time);
752 PRINT_STATS_LE32("ina_detection_search_time",
753 general->ina_detection_search_time);
754 PRINT_STATS_LE32("beacon_silence_rssi_a",
755 general->beacon_silence_rssi_a);
756 PRINT_STATS_LE32("beacon_silence_rssi_b",
757 general->beacon_silence_rssi_b);
758 PRINT_STATS_LE32("beacon_silence_rssi_c",
759 general->beacon_silence_rssi_c);
760 PRINT_STATS_LE32("interference_data_flag",
761 general->interference_data_flag);
762 PRINT_STATS_LE32("channel_load", general->channel_load);
763 PRINT_STATS_LE32("dsp_false_alarms", general->dsp_false_alarms);
764 PRINT_STATS_LE32("beacon_rssi_a", general->beacon_rssi_a);
765 PRINT_STATS_LE32("beacon_rssi_b", general->beacon_rssi_b);
766 PRINT_STATS_LE32("beacon_rssi_c", general->beacon_rssi_c);
767 PRINT_STATS_LE32("beacon_energy_a", general->beacon_energy_a);
768 PRINT_STATS_LE32("beacon_energy_b", general->beacon_energy_b);
769 PRINT_STATS_LE32("beacon_energy_c", general->beacon_energy_c);
770 PRINT_STATS_LE32("num_bt_kills", general->num_bt_kills);
3f617281 771 PRINT_STATS_LE32("mac_id", general->mac_id);
3848ab66
MG		 772 PRINT_STATS_LE32("directed_data_mpdu", general->directed_data_mpdu);
773
774 pos += scnprintf(buf + pos, bufsz - pos, fmt_header,
775 "Statistics_Rx - HT");
776 PRINT_STATS_LE32("plcp_err", ht->plcp_err);
777 PRINT_STATS_LE32("overrun_err", ht->overrun_err);
778 PRINT_STATS_LE32("early_overrun_err", ht->early_overrun_err);
779 PRINT_STATS_LE32("crc32_good", ht->crc32_good);
780 PRINT_STATS_LE32("crc32_err", ht->crc32_err);
781 PRINT_STATS_LE32("mh_format_err", ht->mh_format_err);
782 PRINT_STATS_LE32("agg_crc32_good", ht->agg_crc32_good);
783 PRINT_STATS_LE32("agg_mpdu_cnt", ht->agg_mpdu_cnt);
784 PRINT_STATS_LE32("agg_cnt", ht->agg_cnt);
785 PRINT_STATS_LE32("unsupport_mcs", ht->unsupport_mcs);
786
787 mutex_unlock(&mvm->mutex);
788
789 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
790 kfree(buf);
791
792 return ret;
793}
794#undef PRINT_STAT_LE32
795
5fc0f76c
ES		 796static ssize_t iwl_dbgfs_frame_stats_read(struct iwl_mvm *mvm,
797 char __user *user_buf, size_t count,
798 loff_t *ppos,
799 struct iwl_mvm_frame_stats *stats)
800{
f754b5ca
ES		 801 char *buff, *pos, *endpos;
802 int idx, i;
5fc0f76c 803 int ret;
f754b5ca 804 static const size_t bufsz = 1024;
5fc0f76c
ES		 805
806 buff = kmalloc(bufsz, GFP_KERNEL);
807 if (!buff)
808 return -ENOMEM;
809
810 spin_lock_bh(&mvm->drv_stats_lock);
f754b5ca
ES		 811
812 pos = buff;
813 endpos = pos + bufsz;
814
815 pos += scnprintf(pos, endpos - pos,
5fc0f76c
ES		 816 "Legacy/HT/VHT\t:\t%d/%d/%d\n",
817 stats->legacy_frames,
818 stats->ht_frames,
819 stats->vht_frames);
f754b5ca 820 pos += scnprintf(pos, endpos - pos, "20/40/80\t:\t%d/%d/%d\n",
5fc0f76c
ES		 821 stats->bw_20_frames,
822 stats->bw_40_frames,
823 stats->bw_80_frames);
f754b5ca 824 pos += scnprintf(pos, endpos - pos, "NGI/SGI\t\t:\t%d/%d\n",
5fc0f76c
ES		 825 stats->ngi_frames,
826 stats->sgi_frames);
f754b5ca 827 pos += scnprintf(pos, endpos - pos, "SISO/MIMO2\t:\t%d/%d\n",
5fc0f76c
ES		 828 stats->siso_frames,
829 stats->mimo2_frames);
f754b5ca 830 pos += scnprintf(pos, endpos - pos, "FAIL/SCSS\t:\t%d/%d\n",
5fc0f76c
ES		 831 stats->fail_frames,
832 stats->success_frames);
f754b5ca 833 pos += scnprintf(pos, endpos - pos, "MPDUs agg\t:\t%d\n",
5fc0f76c 834 stats->agg_frames);
f754b5ca 835 pos += scnprintf(pos, endpos - pos, "A-MPDUs\t\t:\t%d\n",
5fc0f76c 836 stats->ampdu_count);
f754b5ca 837 pos += scnprintf(pos, endpos - pos, "Avg MPDUs/A-MPDU:\t%d\n",
5fc0f76c
ES		 838 stats->ampdu_count > 0 ?
839 (stats->agg_frames / stats->ampdu_count) : 0);
840
f754b5ca 841 pos += scnprintf(pos, endpos - pos, "Last Rates\n");
5fc0f76c
ES		 842
843 idx = stats->last_frame_idx - 1;
844 for (i = 0; i < ARRAY_SIZE(stats->last_rates); i++) {
845 idx = (idx + 1) % ARRAY_SIZE(stats->last_rates);
846 if (stats->last_rates[idx] == 0)
847 continue;
f754b5ca 848 pos += scnprintf(pos, endpos - pos, "Rate[%d]: ",
5fc0f76c 849 (int)(ARRAY_SIZE(stats->last_rates) - i));
f754b5ca 850 pos += rs_pretty_print_rate(pos, stats->last_rates[idx]);
5fc0f76c
ES		 851 }
852 spin_unlock_bh(&mvm->drv_stats_lock);
853
f754b5ca 854 ret = simple_read_from_buffer(user_buf, count, ppos, buff, pos - buff);
5fc0f76c
ES		 855 kfree(buff);
856
857 return ret;
858}
859
860static ssize_t iwl_dbgfs_drv_rx_stats_read(struct file *file,
861 char __user *user_buf, size_t count,
862 loff_t *ppos)
863{
864 struct iwl_mvm *mvm = file->private_data;
865
866 return iwl_dbgfs_frame_stats_read(mvm, user_buf, count, ppos,
867 &mvm->drv_rx_stats);
868}
869
1fa3f57a 870static ssize_t iwl_dbgfs_fw_restart_write(struct iwl_mvm *mvm, char *buf,
490953ac
EG		 871 size_t count, loff_t *ppos)
872{
490953ac
EG		 873 int ret;
874
490953ac
EG		 875 mutex_lock(&mvm->mutex);
876
291aa7c4
EH		 877 /* allow one more restart that we're provoking here */
878 if (mvm->restart_fw >= 0)
879 mvm->restart_fw++;
880
490953ac 881 /* take the return value to make compiler happy - it will fail anyway */
a1022927 882 ret = iwl_mvm_send_cmd_pdu(mvm, REPLY_ERROR, 0, 0, NULL);
490953ac
EG		 883
884 mutex_unlock(&mvm->mutex);
885
490953ac
EG		 886 return count;
887}
888
1fa3f57a 889static ssize_t iwl_dbgfs_fw_nmi_write(struct iwl_mvm *mvm, char *buf,
119663c3
AB		 890 size_t count, loff_t *ppos)
891{
576eeee9
EP		 892 int ret = iwl_mvm_ref_sync(mvm, IWL_MVM_REF_NMI);
893 if (ret)
894 return ret;
895
4c9706dc 896 iwl_force_nmi(mvm->trans);
119663c3 897
576eeee9
EP		 898 iwl_mvm_unref(mvm, IWL_MVM_REF_NMI);
899
119663c3
AB		 900 return count;
901}
902
91b05d10
OG		 903static ssize_t
904iwl_dbgfs_scan_ant_rxchain_read(struct file *file,
905 char __user *user_buf,
906 size_t count, loff_t *ppos)
907{
908 struct iwl_mvm *mvm = file->private_data;
909 int pos = 0;
910 char buf[32];
911 const size_t bufsz = sizeof(buf);
912
913 /* print which antennas were set for the scan command by the user */
914 pos += scnprintf(buf + pos, bufsz - pos, "Antennas for scan: ");
915 if (mvm->scan_rx_ant & ANT_A)
916 pos += scnprintf(buf + pos, bufsz - pos, "A");
917 if (mvm->scan_rx_ant & ANT_B)
918 pos += scnprintf(buf + pos, bufsz - pos, "B");
919 if (mvm->scan_rx_ant & ANT_C)
920 pos += scnprintf(buf + pos, bufsz - pos, "C");
921 pos += scnprintf(buf + pos, bufsz - pos, " (%hhx)\n", mvm->scan_rx_ant);
922
923 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
924}
925
926static ssize_t
1fa3f57a 927iwl_dbgfs_scan_ant_rxchain_write(struct iwl_mvm *mvm, char *buf,
91b05d10
OG		 928 size_t count, loff_t *ppos)
929{
91b05d10
OG		 930 u8 scan_rx_ant;
931
91b05d10
OG		 932 if (sscanf(buf, "%hhx", &scan_rx_ant) != 1)
933 return -EINVAL;
934 if (scan_rx_ant > ANT_ABC)
935 return -EINVAL;
a0544272 936 if (scan_rx_ant & ~(iwl_mvm_get_valid_rx_ant(mvm)))
91b05d10
OG		 937 return -EINVAL;
938
d2496221
DS		 939 if (mvm->scan_rx_ant != scan_rx_ant) {
940 mvm->scan_rx_ant = scan_rx_ant;
941 if (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_UMAC_SCAN)
942 iwl_mvm_config_scan(mvm);
943 }
91b05d10
OG		 944
945 return count;
946}
947
8c23f95c
EG		 948static ssize_t iwl_dbgfs_fw_dbg_conf_read(struct file *file,
949 char __user *user_buf,
950 size_t count, loff_t *ppos)
951{
952 struct iwl_mvm *mvm = file->private_data;
953 enum iwl_fw_dbg_conf conf;
954 char buf[8];
955 const size_t bufsz = sizeof(buf);
956 int pos = 0;
957
958 mutex_lock(&mvm->mutex);
959 conf = mvm->fw_dbg_conf;
960 mutex_unlock(&mvm->mutex);
961
962 pos += scnprintf(buf + pos, bufsz - pos, "%d\n", conf);
963
964 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
965}
966
967static ssize_t iwl_dbgfs_fw_dbg_conf_write(struct iwl_mvm *mvm,
968 char *buf, size_t count,
969 loff_t *ppos)
970{
971 int ret, conf_id;
972
973 ret = kstrtoint(buf, 0, &conf_id);
974 if (ret)
975 return ret;
976
977 if (WARN_ON(conf_id >= FW_DBG_MAX))
978 return -EINVAL;
979
980 mutex_lock(&mvm->mutex);
981 ret = iwl_mvm_start_fw_dbg_conf(mvm, conf_id);
982 mutex_unlock(&mvm->mutex);
983
984 return ret ?: count;
985}
986
987static ssize_t iwl_dbgfs_fw_dbg_collect_write(struct iwl_mvm *mvm,
988 char *buf, size_t count,
989 loff_t *ppos)
990{
991 mutex_lock(&mvm->mutex);
992 iwl_mvm_fw_dbg_collect(mvm);
993 mutex_unlock(&mvm->mutex);
994
995 return count;
996}
997
de06a59e
EP		 998#define ADD_TEXT(...) pos += scnprintf(buf + pos, bufsz - pos, __VA_ARGS__)
999#ifdef CONFIG_IWLWIFI_BCAST_FILTERING
1000static ssize_t iwl_dbgfs_bcast_filters_read(struct file *file,
1001 char __user *user_buf,
1002 size_t count, loff_t *ppos)
1003{
1004 struct iwl_mvm *mvm = file->private_data;
1005 struct iwl_bcast_filter_cmd cmd;
1006 const struct iwl_fw_bcast_filter *filter;
1007 char *buf;
1008 int bufsz = 1024;
1009 int i, j, pos = 0;
1010 ssize_t ret;
1011
1012 buf = kzalloc(bufsz, GFP_KERNEL);
1013 if (!buf)
1014 return -ENOMEM;
1015
1016 mutex_lock(&mvm->mutex);
1017 if (!iwl_mvm_bcast_filter_build_cmd(mvm, &cmd)) {
1018 ADD_TEXT("None\n");
1019 mutex_unlock(&mvm->mutex);
1020 goto out;
1021 }
1022 mutex_unlock(&mvm->mutex);
1023
1024 for (i = 0; cmd.filters[i].attrs[0].mask; i++) {
1025 filter = &cmd.filters[i];
1026
1027 ADD_TEXT("Filter [%d]:\n", i);
1028 ADD_TEXT("\tDiscard=%d\n", filter->discard);
1029 ADD_TEXT("\tFrame Type: %s\n",
1030 filter->frame_type ? "IPv4" : "Generic");
1031
1032 for (j = 0; j < ARRAY_SIZE(filter->attrs); j++) {
1033 const struct iwl_fw_bcast_filter_attr *attr;
1034
1035 attr = &filter->attrs[j];
1036 if (!attr->mask)
1037 break;
1038
1039 ADD_TEXT("\tAttr [%d]: offset=%d (from %s), mask=0x%x, value=0x%x reserved=0x%x\n",
1040 j, attr->offset,
1041 attr->offset_type ? "IP End" :
1042 "Payload Start",
1043 be32_to_cpu(attr->mask),
1044 be32_to_cpu(attr->val),
1045 le16_to_cpu(attr->reserved1));
1046 }
1047 }
1048out:
1049 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1050 kfree(buf);
1051 return ret;
1052}
1053
1054static ssize_t iwl_dbgfs_bcast_filters_write(struct iwl_mvm *mvm, char *buf,
1055 size_t count, loff_t *ppos)
1056{
1057 int pos, next_pos;
1058 struct iwl_fw_bcast_filter filter = {};
1059 struct iwl_bcast_filter_cmd cmd;
1060 u32 filter_id, attr_id, mask, value;
1061 int err = 0;
1062
1063 if (sscanf(buf, "%d %hhi %hhi %n", &filter_id, &filter.discard,
1064 &filter.frame_type, &pos) != 3)
1065 return -EINVAL;
1066
1067 if (filter_id >= ARRAY_SIZE(mvm->dbgfs_bcast_filtering.cmd.filters) ||
1068 filter.frame_type > BCAST_FILTER_FRAME_TYPE_IPV4)
1069 return -EINVAL;
1070
1071 for (attr_id = 0; attr_id < ARRAY_SIZE(filter.attrs);
1072 attr_id++) {
1073 struct iwl_fw_bcast_filter_attr *attr =
1074 &filter.attrs[attr_id];
1075
1076 if (pos >= count)
1077 break;
1078
1079 if (sscanf(&buf[pos], "%hhi %hhi %i %i %n",
1080 &attr->offset, &attr->offset_type,
1081 &mask, &value, &next_pos) != 4)
1082 return -EINVAL;
1083
1084 attr->mask = cpu_to_be32(mask);
1085 attr->val = cpu_to_be32(value);
1086 if (mask)
1087 filter.num_attrs++;
1088
1089 pos += next_pos;
1090 }
1091
1092 mutex_lock(&mvm->mutex);
1093 memcpy(&mvm->dbgfs_bcast_filtering.cmd.filters[filter_id],
1094 &filter, sizeof(filter));
1095
1096 /* send updated bcast filtering configuration */
1097 if (mvm->dbgfs_bcast_filtering.override &&
1098 iwl_mvm_bcast_filter_build_cmd(mvm, &cmd))
a1022927 1099 err = iwl_mvm_send_cmd_pdu(mvm, BCAST_FILTER_CMD, 0,
de06a59e
EP		 1100 sizeof(cmd), &cmd);
1101 mutex_unlock(&mvm->mutex);
1102
1103 return err ?: count;
1104}
1105
1106static ssize_t iwl_dbgfs_bcast_filters_macs_read(struct file *file,
1107 char __user *user_buf,
1108 size_t count, loff_t *ppos)
1109{
1110 struct iwl_mvm *mvm = file->private_data;
1111 struct iwl_bcast_filter_cmd cmd;
1112 char *buf;
1113 int bufsz = 1024;
1114 int i, pos = 0;
1115 ssize_t ret;
1116
1117 buf = kzalloc(bufsz, GFP_KERNEL);
1118 if (!buf)
1119 return -ENOMEM;
1120
1121 mutex_lock(&mvm->mutex);
1122 if (!iwl_mvm_bcast_filter_build_cmd(mvm, &cmd)) {
1123 ADD_TEXT("None\n");
1124 mutex_unlock(&mvm->mutex);
1125 goto out;
1126 }
1127 mutex_unlock(&mvm->mutex);
1128
1129 for (i = 0; i < ARRAY_SIZE(cmd.macs); i++) {
1130 const struct iwl_fw_bcast_mac *mac = &cmd.macs[i];
1131
1132 ADD_TEXT("Mac [%d]: discard=%d attached_filters=0x%x\n",
1133 i, mac->default_discard, mac->attached_filters);
1134 }
1135out:
1136 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1137 kfree(buf);
1138 return ret;
1139}
1140
1141static ssize_t iwl_dbgfs_bcast_filters_macs_write(struct iwl_mvm *mvm,
1142 char *buf, size_t count,
1143 loff_t *ppos)
1144{
1145 struct iwl_bcast_filter_cmd cmd;
1146 struct iwl_fw_bcast_mac mac = {};
1147 u32 mac_id, attached_filters;
1148 int err = 0;
1149
1150 if (!mvm->bcast_filters)
1151 return -ENOENT;
1152
1153 if (sscanf(buf, "%d %hhi %i", &mac_id, &mac.default_discard,
1154 &attached_filters) != 3)
1155 return -EINVAL;
1156
1157 if (mac_id >= ARRAY_SIZE(cmd.macs) ||
1158 mac.default_discard > 1 ||
1159 attached_filters >= BIT(ARRAY_SIZE(cmd.filters)))
1160 return -EINVAL;
1161
1162 mac.attached_filters = cpu_to_le16(attached_filters);
1163
1164 mutex_lock(&mvm->mutex);
1165 memcpy(&mvm->dbgfs_bcast_filtering.cmd.macs[mac_id],
1166 &mac, sizeof(mac));
1167
1168 /* send updated bcast filtering configuration */
1169 if (mvm->dbgfs_bcast_filtering.override &&
1170 iwl_mvm_bcast_filter_build_cmd(mvm, &cmd))
a1022927 1171 err = iwl_mvm_send_cmd_pdu(mvm, BCAST_FILTER_CMD, 0,
de06a59e
EP		 1172 sizeof(cmd), &cmd);
1173 mutex_unlock(&mvm->mutex);
1174
1175 return err ?: count;
1176}
1177#endif
1178
afc66bb7 1179#ifdef CONFIG_PM_SLEEP
1fa3f57a 1180static ssize_t iwl_dbgfs_d3_sram_write(struct iwl_mvm *mvm, char *buf,
afc66bb7
JB		 1181 size_t count, loff_t *ppos)
1182{
afc66bb7
JB		 1183 int store;
1184
afc66bb7
JB		 1185 if (sscanf(buf, "%d", &store) != 1)
1186 return -EINVAL;
1187
1188 mvm->store_d3_resume_sram = store;
1189
1190 return count;
1191}
1192
1193static ssize_t iwl_dbgfs_d3_sram_read(struct file *file, char __user *user_buf,
1194 size_t count, loff_t *ppos)
1195{
1196 struct iwl_mvm *mvm = file->private_data;
1197 const struct fw_img *img;
1198 int ofs, len, pos = 0;
1199 size_t bufsz, ret;
1200 char *buf;
1201 u8 *ptr = mvm->d3_resume_sram;
1202
1203 img = &mvm->fw->img[IWL_UCODE_WOWLAN];
1204 len = img->sec[IWL_UCODE_SECTION_DATA].len;
1205
1206 bufsz = len * 4 + 256;
1207 buf = kzalloc(bufsz, GFP_KERNEL);
1208 if (!buf)
1209 return -ENOMEM;
1210
1211 pos += scnprintf(buf, bufsz, "D3 SRAM capture: %sabled\n",
1212 mvm->store_d3_resume_sram ? "en" : "dis");
1213
1214 if (ptr) {
1215 for (ofs = 0; ofs < len; ofs += 16) {
1216 pos += scnprintf(buf + pos, bufsz - pos,
1217 "0x%.4x ", ofs);
1218 hex_dump_to_buffer(ptr + ofs, 16, 16, 1, buf + pos,
1219 bufsz - pos, false);
1220 pos += strlen(buf + pos);
1221 if (bufsz - pos > 0)
1222 buf[pos++] = '\n';
1223 }
1224 } else {
1225 pos += scnprintf(buf + pos, bufsz - pos,
1226 "(no data captured)\n");
1227 }
1228
1229 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1230
1231 kfree(buf);
1232
1233 return ret;
1234}
3c2f3b20
LC		 1235
1236#define MAX_NUM_ND_MATCHSETS 10
1237
1238static ssize_t iwl_dbgfs_netdetect_write(struct iwl_mvm *mvm, char *buf,
1239 size_t count, loff_t *ppos)
1240{
1241 const char *seps = ",\n";
1242 char *buf_ptr = buf;
1243 char *value_str = NULL;
1244 int ret, i;
1245
1246 /* TODO: don't free if write is being called several times in one go */
1247 if (mvm->nd_config) {
1248 kfree(mvm->nd_config->match_sets);
1249 kfree(mvm->nd_config);
1250 mvm->nd_config = NULL;
3c2f3b20
LC		 1251 }
1252
3c2f3b20
LC		 1253 mvm->nd_config = kzalloc(sizeof(*mvm->nd_config) +
1254 (11 * sizeof(struct ieee80211_channel *)),
1255 GFP_KERNEL);
1256 if (!mvm->nd_config) {
1257 ret = -ENOMEM;
1258 goto out_free;
1259 }
1260
1261 mvm->nd_config->n_channels = 11;
1262 mvm->nd_config->scan_width = NL80211_BSS_CHAN_WIDTH_20;
1263 mvm->nd_config->interval = 5;
1264 mvm->nd_config->min_rssi_thold = -80;
1265 for (i = 0; i < mvm->nd_config->n_channels; i++)
1266 mvm->nd_config->channels[i] = &mvm->nvm_data->channels[i];
1267
1268 mvm->nd_config->match_sets =
1269 kcalloc(MAX_NUM_ND_MATCHSETS,
1270 sizeof(*mvm->nd_config->match_sets),
1271 GFP_KERNEL);
1272 if (!mvm->nd_config->match_sets) {
1273 ret = -ENOMEM;
1274 goto out_free;
1275 }
1276
1277 while ((value_str = strsep(&buf_ptr, seps)) &&
1278 strlen(value_str)) {
1279 struct cfg80211_match_set *set;
1280
1281 if (mvm->nd_config->n_match_sets >= MAX_NUM_ND_MATCHSETS) {
1282 ret = -EINVAL;
1283 goto out_free;
1284 }
1285
1286 set = &mvm->nd_config->match_sets[mvm->nd_config->n_match_sets];
1287 set->ssid.ssid_len = strlen(value_str);
1288
1289 if (set->ssid.ssid_len > IEEE80211_MAX_SSID_LEN) {
1290 ret = -EINVAL;
1291 goto out_free;
1292 }
1293
1294 memcpy(set->ssid.ssid, value_str, set->ssid.ssid_len);
1295
1296 mvm->nd_config->n_match_sets++;
1297 }
1298
1299 ret = count;
1300
1301 if (mvm->nd_config->n_match_sets)
1302 goto out;
1303
1304out_free:
1305 if (mvm->nd_config)
1306 kfree(mvm->nd_config->match_sets);
1307 kfree(mvm->nd_config);
1308 mvm->nd_config = NULL;
3c2f3b20
LC		 1309out:
1310 return ret;
1311}
1312
1313static ssize_t
1314iwl_dbgfs_netdetect_read(struct file *file, char __user *user_buf,
1315 size_t count, loff_t *ppos)
1316{
1317 struct iwl_mvm *mvm = file->private_data;
1318 size_t bufsz, ret;
1319 char *buf;
1320 int i, n_match_sets, pos = 0;
1321
1322 n_match_sets = mvm->nd_config ? mvm->nd_config->n_match_sets : 0;
1323
1324 bufsz = n_match_sets * (IEEE80211_MAX_SSID_LEN + 1) + 1;
1325 buf = kzalloc(bufsz, GFP_KERNEL);
1326 if (!buf)
1327 return -ENOMEM;
1328
1329 for (i = 0; i < n_match_sets; i++) {
1330 if (pos +
1331 mvm->nd_config->match_sets[i].ssid.ssid_len + 2 > bufsz) {
1332 ret = -EIO;
1333 goto out;
1334 }
1335
1336 memcpy(buf + pos, mvm->nd_config->match_sets[i].ssid.ssid,
1337 mvm->nd_config->match_sets[i].ssid.ssid_len);
1338 pos += mvm->nd_config->match_sets[i].ssid.ssid_len;
1339 buf[pos++] = '\n';
1340 }
1341
1342 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1343out:
1344 kfree(buf);
1345 return ret;
1346}
afc66bb7
JB		 1347#endif
1348
576eeee9
EP		 1349#define PRINT_MVM_REF(ref) do { \
1350 if (mvm->refs[ref]) \
1351 pos += scnprintf(buf + pos, bufsz - pos, \
1352 "\t(0x%lx): %d %s\n", \
1353 BIT(ref), mvm->refs[ref], #ref); \
70d6babb
EP		 1354} while (0)
1355
1356static ssize_t iwl_dbgfs_d0i3_refs_read(struct file *file,
1357 char __user *user_buf,
1358 size_t count, loff_t *ppos)
1359{
1360 struct iwl_mvm *mvm = file->private_data;
576eeee9 1361 int i, pos = 0;
70d6babb
EP		 1362 char buf[256];
1363 const size_t bufsz = sizeof(buf);
576eeee9
EP		 1364 u32 refs = 0;
1365
1366 for (i = 0; i < IWL_MVM_REF_COUNT; i++)
1367 if (mvm->refs[i])
1368 refs |= BIT(i);
70d6babb 1369
576eeee9
EP		 1370 pos += scnprintf(buf + pos, bufsz - pos, "taken mvm refs: 0x%x\n",
1371 refs);
70d6babb
EP		 1372
1373 PRINT_MVM_REF(IWL_MVM_REF_UCODE_DOWN);
1374 PRINT_MVM_REF(IWL_MVM_REF_SCAN);
1375 PRINT_MVM_REF(IWL_MVM_REF_ROC);
1376 PRINT_MVM_REF(IWL_MVM_REF_P2P_CLIENT);
1377 PRINT_MVM_REF(IWL_MVM_REF_AP_IBSS);
0eb83653 1378 PRINT_MVM_REF(IWL_MVM_REF_USER);
34e611ea
JB		 1379 PRINT_MVM_REF(IWL_MVM_REF_TX);
1380 PRINT_MVM_REF(IWL_MVM_REF_TX_AGG);
1381 PRINT_MVM_REF(IWL_MVM_REF_ADD_IF);
1382 PRINT_MVM_REF(IWL_MVM_REF_START_AP);
1383 PRINT_MVM_REF(IWL_MVM_REF_BSS_CHANGED);
1384 PRINT_MVM_REF(IWL_MVM_REF_PREPARE_TX);
1385 PRINT_MVM_REF(IWL_MVM_REF_PROTECT_TDLS);
1386 PRINT_MVM_REF(IWL_MVM_REF_CHECK_CTKILL);
1387 PRINT_MVM_REF(IWL_MVM_REF_PRPH_READ);
1388 PRINT_MVM_REF(IWL_MVM_REF_PRPH_WRITE);
1389 PRINT_MVM_REF(IWL_MVM_REF_NMI);
1390 PRINT_MVM_REF(IWL_MVM_REF_TM_CMD);
d15a747f 1391 PRINT_MVM_REF(IWL_MVM_REF_EXIT_WORK);
160acc0e 1392 PRINT_MVM_REF(IWL_MVM_REF_PROTECT_CSA);
70d6babb
EP		 1393
1394 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1395}
1396
0eb83653
EP		 1397static ssize_t iwl_dbgfs_d0i3_refs_write(struct iwl_mvm *mvm, char *buf,
1398 size_t count, loff_t *ppos)
1399{
1400 unsigned long value;
1401 int ret;
1402 bool taken;
1403
1404 ret = kstrtoul(buf, 10, &value);
1405 if (ret < 0)
1406 return ret;
1407
1408 mutex_lock(&mvm->mutex);
1409
576eeee9 1410 taken = mvm->refs[IWL_MVM_REF_USER];
0eb83653
EP		 1411 if (value == 1 && !taken)
1412 iwl_mvm_ref(mvm, IWL_MVM_REF_USER);
1413 else if (value == 0 && taken)
1414 iwl_mvm_unref(mvm, IWL_MVM_REF_USER);
1415 else
1416 ret = -EINVAL;
1417
1418 mutex_unlock(&mvm->mutex);
1419
1420 if (ret < 0)
1421 return ret;
1422 return count;
1423}
1424
1fa3f57a
JB		 1425#define MVM_DEBUGFS_WRITE_FILE_OPS(name, bufsz) \
1426 _MVM_DEBUGFS_WRITE_FILE_OPS(name, bufsz, struct iwl_mvm)
1427#define MVM_DEBUGFS_READ_WRITE_FILE_OPS(name, bufsz) \
1428 _MVM_DEBUGFS_READ_WRITE_FILE_OPS(name, bufsz, struct iwl_mvm)
de06a59e
EP		 1429#define MVM_DEBUGFS_ADD_FILE_ALIAS(alias, name, parent, mode) do { \
1430 if (!debugfs_create_file(alias, mode, parent, mvm, \
8ca151b5
JB		 1431 &iwl_dbgfs_##name##_ops)) \
1432 goto err; \
1433 } while (0)
de06a59e
EP		 1434#define MVM_DEBUGFS_ADD_FILE(name, parent, mode) \
1435 MVM_DEBUGFS_ADD_FILE_ALIAS(#name, name, parent, mode)
8ca151b5 1436
f3c221f6
EP		 1437static ssize_t
1438iwl_dbgfs_prph_reg_read(struct file *file,
1439 char __user *user_buf,
1440 size_t count, loff_t *ppos)
1441{
1442 struct iwl_mvm *mvm = file->private_data;
1443 int pos = 0;
1444 char buf[32];
1445 const size_t bufsz = sizeof(buf);
576eeee9 1446 int ret;
f3c221f6
EP		 1447
1448 if (!mvm->dbgfs_prph_reg_addr)
1449 return -EINVAL;
1450
576eeee9
EP		 1451 ret = iwl_mvm_ref_sync(mvm, IWL_MVM_REF_PRPH_READ);
1452 if (ret)
1453 return ret;
1454
f3c221f6
EP		 1455 pos += scnprintf(buf + pos, bufsz - pos, "Reg 0x%x: (0x%x)\n",
1456 mvm->dbgfs_prph_reg_addr,
1457 iwl_read_prph(mvm->trans, mvm->dbgfs_prph_reg_addr));
1458
576eeee9
EP		 1459 iwl_mvm_unref(mvm, IWL_MVM_REF_PRPH_READ);
1460
f3c221f6
EP		 1461 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1462}
1463
1464static ssize_t
1465iwl_dbgfs_prph_reg_write(struct iwl_mvm *mvm, char *buf,
1466 size_t count, loff_t *ppos)
1467{
1468 u8 args;
1469 u32 value;
576eeee9 1470 int ret;
f3c221f6
EP		 1471
1472 args = sscanf(buf, "%i %i", &mvm->dbgfs_prph_reg_addr, &value);
1473 /* if we only want to set the reg address - nothing more to do */
1474 if (args == 1)
1475 goto out;
1476
1477 /* otherwise, make sure we have both address and value */
1478 if (args != 2)
1479 return -EINVAL;
1480
576eeee9
EP		 1481 ret = iwl_mvm_ref_sync(mvm, IWL_MVM_REF_PRPH_WRITE);
1482 if (ret)
1483 return ret;
1484
f3c221f6 1485 iwl_write_prph(mvm->trans, mvm->dbgfs_prph_reg_addr, value);
576eeee9
EP		 1486
1487 iwl_mvm_unref(mvm, IWL_MVM_REF_PRPH_WRITE);
f3c221f6
EP		 1488out:
1489 return count;
1490}
1491
1492MVM_DEBUGFS_READ_WRITE_FILE_OPS(prph_reg, 64);
1493
8ca151b5 1494/* Device wide debugfs entries */
1fa3f57a
JB		 1495MVM_DEBUGFS_WRITE_FILE_OPS(tx_flush, 16);
1496MVM_DEBUGFS_WRITE_FILE_OPS(sta_drain, 8);
1497MVM_DEBUGFS_READ_WRITE_FILE_OPS(sram, 64);
7280d1f0 1498MVM_DEBUGFS_READ_WRITE_FILE_OPS(set_nic_temperature, 64);
c549e390 1499MVM_DEBUGFS_READ_FILE_OPS(nic_temp);
8ca151b5 1500MVM_DEBUGFS_READ_FILE_OPS(stations);
10942342 1501MVM_DEBUGFS_READ_FILE_OPS(bt_notif);
2de13cae 1502MVM_DEBUGFS_READ_FILE_OPS(bt_cmd);
1fa3f57a 1503MVM_DEBUGFS_READ_WRITE_FILE_OPS(disable_power_off, 64);
3848ab66 1504MVM_DEBUGFS_READ_FILE_OPS(fw_rx_stats);
5fc0f76c 1505MVM_DEBUGFS_READ_FILE_OPS(drv_rx_stats);
1fa3f57a
JB		 1506MVM_DEBUGFS_WRITE_FILE_OPS(fw_restart, 10);
1507MVM_DEBUGFS_WRITE_FILE_OPS(fw_nmi, 10);
cdb00563 1508MVM_DEBUGFS_WRITE_FILE_OPS(bt_tx_prio, 10);
a39979a8 1509MVM_DEBUGFS_WRITE_FILE_OPS(bt_force_ant, 10);
1fa3f57a 1510MVM_DEBUGFS_READ_WRITE_FILE_OPS(scan_ant_rxchain, 8);
0eb83653 1511MVM_DEBUGFS_READ_WRITE_FILE_OPS(d0i3_refs, 8);
8c23f95c
EG		 1512MVM_DEBUGFS_READ_WRITE_FILE_OPS(fw_dbg_conf, 8);
1513MVM_DEBUGFS_WRITE_FILE_OPS(fw_dbg_collect, 8);
91b05d10 1514
de06a59e
EP		 1515#ifdef CONFIG_IWLWIFI_BCAST_FILTERING
1516MVM_DEBUGFS_READ_WRITE_FILE_OPS(bcast_filters, 256);
1517MVM_DEBUGFS_READ_WRITE_FILE_OPS(bcast_filters_macs, 256);
1518#endif
1519
afc66bb7 1520#ifdef CONFIG_PM_SLEEP
1fa3f57a 1521MVM_DEBUGFS_READ_WRITE_FILE_OPS(d3_sram, 8);
3c2f3b20 1522MVM_DEBUGFS_READ_WRITE_FILE_OPS(netdetect, 384);
afc66bb7 1523#endif
8ca151b5
JB		 1524
1525int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir)
1526{
de06a59e 1527 struct dentry *bcast_dir __maybe_unused;
8ca151b5
JB		 1528 char buf[100];
1529
d07913aa
JB		 1530 spin_lock_init(&mvm->drv_stats_lock);
1531
8ca151b5
JB		 1532 mvm->debugfs_dir = dbgfs_dir;
1533
1534 MVM_DEBUGFS_ADD_FILE(tx_flush, mvm->debugfs_dir, S_IWUSR);
1535 MVM_DEBUGFS_ADD_FILE(sta_drain, mvm->debugfs_dir, S_IWUSR);
1536 MVM_DEBUGFS_ADD_FILE(sram, mvm->debugfs_dir, S_IWUSR | S_IRUSR);
7280d1f0
MG		 1537 MVM_DEBUGFS_ADD_FILE(set_nic_temperature, mvm->debugfs_dir,
1538 S_IWUSR | S_IRUSR);
c549e390 1539 MVM_DEBUGFS_ADD_FILE(nic_temp, dbgfs_dir, S_IRUSR);
8ca151b5 1540 MVM_DEBUGFS_ADD_FILE(stations, dbgfs_dir, S_IRUSR);
10942342 1541 MVM_DEBUGFS_ADD_FILE(bt_notif, dbgfs_dir, S_IRUSR);
2de13cae 1542 MVM_DEBUGFS_ADD_FILE(bt_cmd, dbgfs_dir, S_IRUSR);
639eabad
EG		 1543 MVM_DEBUGFS_ADD_FILE(disable_power_off, mvm->debugfs_dir,
1544 S_IRUSR | S_IWUSR);
3848ab66 1545 MVM_DEBUGFS_ADD_FILE(fw_rx_stats, mvm->debugfs_dir, S_IRUSR);
5fc0f76c 1546 MVM_DEBUGFS_ADD_FILE(drv_rx_stats, mvm->debugfs_dir, S_IRUSR);
490953ac 1547 MVM_DEBUGFS_ADD_FILE(fw_restart, mvm->debugfs_dir, S_IWUSR);
119663c3 1548 MVM_DEBUGFS_ADD_FILE(fw_nmi, mvm->debugfs_dir, S_IWUSR);
cdb00563 1549 MVM_DEBUGFS_ADD_FILE(bt_tx_prio, mvm->debugfs_dir, S_IWUSR);
a39979a8 1550 MVM_DEBUGFS_ADD_FILE(bt_force_ant, mvm->debugfs_dir, S_IWUSR);
91b05d10
OG		 1551 MVM_DEBUGFS_ADD_FILE(scan_ant_rxchain, mvm->debugfs_dir,
1552 S_IWUSR | S_IRUSR);
f3c221f6 1553 MVM_DEBUGFS_ADD_FILE(prph_reg, mvm->debugfs_dir, S_IWUSR | S_IRUSR);
0eb83653 1554 MVM_DEBUGFS_ADD_FILE(d0i3_refs, mvm->debugfs_dir, S_IRUSR | S_IWUSR);
8c23f95c
EG		 1555 MVM_DEBUGFS_ADD_FILE(fw_dbg_conf, mvm->debugfs_dir, S_IRUSR | S_IWUSR);
1556 MVM_DEBUGFS_ADD_FILE(fw_dbg_collect, mvm->debugfs_dir, S_IWUSR);
de06a59e
EP		 1557
1558#ifdef CONFIG_IWLWIFI_BCAST_FILTERING
1559 if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BCAST_FILTERING) {
1560 bcast_dir = debugfs_create_dir("bcast_filtering",
1561 mvm->debugfs_dir);
1562 if (!bcast_dir)
1563 goto err;
1564
1565 if (!debugfs_create_bool("override", S_IRUSR | S_IWUSR,
1566 bcast_dir,
1567 &mvm->dbgfs_bcast_filtering.override))
1568 goto err;
1569
1570 MVM_DEBUGFS_ADD_FILE_ALIAS("filters", bcast_filters,
1571 bcast_dir, S_IWUSR | S_IRUSR);
1572 MVM_DEBUGFS_ADD_FILE_ALIAS("macs", bcast_filters_macs,
1573 bcast_dir, S_IWUSR | S_IRUSR);
1574 }
1575#endif
1576
afc66bb7
JB		 1577#ifdef CONFIG_PM_SLEEP
1578 MVM_DEBUGFS_ADD_FILE(d3_sram, mvm->debugfs_dir, S_IRUSR | S_IWUSR);
debff618 1579 MVM_DEBUGFS_ADD_FILE(d3_test, mvm->debugfs_dir, S_IRUSR);
b0114714
JB		 1580 if (!debugfs_create_bool("d3_wake_sysassert", S_IRUSR | S_IWUSR,
1581 mvm->debugfs_dir, &mvm->d3_wake_sysassert))
1582 goto err;
3c2f3b20 1583 MVM_DEBUGFS_ADD_FILE(netdetect, mvm->debugfs_dir, S_IRUSR | S_IWUSR);
afc66bb7 1584#endif
8ca151b5 1585
9ecd051e
ES		 1586 if (!debugfs_create_u8("low_latency_agg_frame_limit", S_IRUSR | S_IWUSR,
1587 mvm->debugfs_dir,
1588 &mvm->low_latency_agg_frame_limit))
1589 goto err;
bdd54839
LC		 1590 if (!debugfs_create_u8("ps_disabled", S_IRUSR,
1591 mvm->debugfs_dir, &mvm->ps_disabled))
1592 goto err;
086f7368
EG		 1593 if (!debugfs_create_blob("nvm_hw", S_IRUSR,
1594 mvm->debugfs_dir, &mvm->nvm_hw_blob))
1595 goto err;
1596 if (!debugfs_create_blob("nvm_sw", S_IRUSR,
1597 mvm->debugfs_dir, &mvm->nvm_sw_blob))
1598 goto err;
1599 if (!debugfs_create_blob("nvm_calib", S_IRUSR,
1600 mvm->debugfs_dir, &mvm->nvm_calib_blob))
1601 goto err;
1602 if (!debugfs_create_blob("nvm_prod", S_IRUSR,
1603 mvm->debugfs_dir, &mvm->nvm_prod_blob))
1604 goto err;
1605
8ca151b5
JB		 1606 /*
1607 * Create a symlink with mac80211. It will be removed when mac80211
1608 * exists (before the opmode exists which removes the target.)
1609 */
1610 snprintf(buf, 100, "../../%s/%s",
1611 dbgfs_dir->d_parent->d_parent->d_name.name,
1612 dbgfs_dir->d_parent->d_name.name);
1613 if (!debugfs_create_symlink("iwlwifi", mvm->hw->wiphy->debugfsdir, buf))
1614 goto err;
1615
1616 return 0;
1617err:
1618 IWL_ERR(mvm, "Can't create the mvm debugfs directory\n");
1619 return -ENOMEM;
1620}
Linux 6.x block layer and io_uring tree(s)