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iwlwifi: mvm: fix a race in D0i3 vs. Tx path
[deliverable/linux.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.
c779273b 9 * Copyright(c) 2013 - 2015 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.
c779273b 35 * Copyright(c) 2013 - 2015 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
859d914c
JB		 496 if (!fw_has_api(&mvm->fw->ucode_capa,
497 IWL_UCODE_TLV_API_BT_COEX_SPLIT)) {
160be571
EG		 498 struct iwl_bt_coex_profile_notif_old *notif =
499 &mvm->last_bt_notif_old;
500
501 pos += iwl_mvm_coex_dump_mbox_old(notif, buf, pos, bufsz);
502
503 pos += scnprintf(buf+pos, bufsz-pos, "bt_ci_compliance = %d\n",
504 notif->bt_ci_compliance);
505 pos += scnprintf(buf+pos, bufsz-pos, "primary_ch_lut = %d\n",
506 le32_to_cpu(notif->primary_ch_lut));
507 pos += scnprintf(buf+pos, bufsz-pos, "secondary_ch_lut = %d\n",
508 le32_to_cpu(notif->secondary_ch_lut));
509 pos += scnprintf(buf+pos,
510 bufsz-pos, "bt_activity_grading = %d\n",
511 le32_to_cpu(notif->bt_activity_grading));
512 pos += scnprintf(buf+pos, bufsz-pos,
513 "antenna isolation = %d CORUN LUT index = %d\n",
514 mvm->last_ant_isol, mvm->last_corun_lut);
515 } else {
516 struct iwl_bt_coex_profile_notif *notif =
517 &mvm->last_bt_notif;
518
519 pos += iwl_mvm_coex_dump_mbox(notif, buf, pos, bufsz);
520
521 pos += scnprintf(buf+pos, bufsz-pos, "bt_ci_compliance = %d\n",
522 notif->bt_ci_compliance);
523 pos += scnprintf(buf+pos, bufsz-pos, "primary_ch_lut = %d\n",
524 le32_to_cpu(notif->primary_ch_lut));
525 pos += scnprintf(buf+pos, bufsz-pos, "secondary_ch_lut = %d\n",
526 le32_to_cpu(notif->secondary_ch_lut));
527 pos += scnprintf(buf+pos,
528 bufsz-pos, "bt_activity_grading = %d\n",
529 le32_to_cpu(notif->bt_activity_grading));
530 pos += scnprintf(buf+pos, bufsz-pos,
531 "antenna isolation = %d CORUN LUT index = %d\n",
532 mvm->last_ant_isol, mvm->last_corun_lut);
533 }
10942342
EG		 534
535 mutex_unlock(&mvm->mutex);
536
537 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
538 kfree(buf);
539
540 return ret;
541}
542#undef BT_MBOX_PRINT
543
2de13cae
EG		 544static ssize_t iwl_dbgfs_bt_cmd_read(struct file *file, char __user *user_buf,
545 size_t count, loff_t *ppos)
546{
547 struct iwl_mvm *mvm = file->private_data;
2de13cae
EG		 548 char buf[256];
549 int bufsz = sizeof(buf);
550 int pos = 0;
551
552 mutex_lock(&mvm->mutex);
553
859d914c
JB		 554 if (!fw_has_api(&mvm->fw->ucode_capa,
555 IWL_UCODE_TLV_API_BT_COEX_SPLIT)) {
160be571
EG		 556 struct iwl_bt_coex_ci_cmd_old *cmd = &mvm->last_bt_ci_cmd_old;
557
558 pos += scnprintf(buf+pos, bufsz-pos,
559 "Channel inhibition CMD\n");
560 pos += scnprintf(buf+pos, bufsz-pos,
561 "\tPrimary Channel Bitmap 0x%016llx\n",
562 le64_to_cpu(cmd->bt_primary_ci));
563 pos += scnprintf(buf+pos, bufsz-pos,
564 "\tSecondary Channel Bitmap 0x%016llx\n",
565 le64_to_cpu(cmd->bt_secondary_ci));
566
aee8bf5d
EG		 567 pos += scnprintf(buf+pos, bufsz-pos,
568 "BT Configuration CMD - 0=default, 1=never, 2=always\n");
569 pos += scnprintf(buf+pos, bufsz-pos, "\tACK Kill msk idx %d\n",
570 mvm->bt_ack_kill_msk[0]);
571 pos += scnprintf(buf+pos, bufsz-pos, "\tCTS Kill msk idx %d\n",
572 mvm->bt_cts_kill_msk[0]);
160be571
EG		 573
574 } else {
575 struct iwl_bt_coex_ci_cmd *cmd = &mvm->last_bt_ci_cmd;
576
577 pos += scnprintf(buf+pos, bufsz-pos,
578 "Channel inhibition CMD\n");
579 pos += scnprintf(buf+pos, bufsz-pos,
580 "\tPrimary Channel Bitmap 0x%016llx\n",
581 le64_to_cpu(cmd->bt_primary_ci));
582 pos += scnprintf(buf+pos, bufsz-pos,
583 "\tSecondary Channel Bitmap 0x%016llx\n",
584 le64_to_cpu(cmd->bt_secondary_ci));
160be571 585 }
2de13cae
EG		 586
587 mutex_unlock(&mvm->mutex);
588
589 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
590}
591
cdb00563
EG		 592static ssize_t
593iwl_dbgfs_bt_tx_prio_write(struct iwl_mvm *mvm, char *buf,
594 size_t count, loff_t *ppos)
595{
596 u32 bt_tx_prio;
597
598 if (sscanf(buf, "%u", &bt_tx_prio) != 1)
599 return -EINVAL;
600 if (bt_tx_prio > 4)
601 return -EINVAL;
602
603 mvm->bt_tx_prio = bt_tx_prio;
604
605 return count;
606}
607
a39979a8
EG		 608static ssize_t
609iwl_dbgfs_bt_force_ant_write(struct iwl_mvm *mvm, char *buf,
610 size_t count, loff_t *ppos)
611{
612 static const char * const modes_str[BT_FORCE_ANT_MAX] = {
613 [BT_FORCE_ANT_DIS] = "dis",
614 [BT_FORCE_ANT_AUTO] = "auto",
615 [BT_FORCE_ANT_BT] = "bt",
616 [BT_FORCE_ANT_WIFI] = "wifi",
617 };
618 int ret, bt_force_ant_mode;
619
620 for (bt_force_ant_mode = 0;
621 bt_force_ant_mode < ARRAY_SIZE(modes_str);
622 bt_force_ant_mode++) {
623 if (!strcmp(buf, modes_str[bt_force_ant_mode]))
624 break;
625 }
626
627 if (bt_force_ant_mode >= ARRAY_SIZE(modes_str))
628 return -EINVAL;
629
630 ret = 0;
631 mutex_lock(&mvm->mutex);
632 if (mvm->bt_force_ant_mode == bt_force_ant_mode)
633 goto out;
634
635 mvm->bt_force_ant_mode = bt_force_ant_mode;
636 IWL_DEBUG_COEX(mvm, "Force mode: %s\n",
637 modes_str[mvm->bt_force_ant_mode]);
638 ret = iwl_send_bt_init_conf(mvm);
639
640out:
641 mutex_unlock(&mvm->mutex);
642 return ret ?: count;
643}
644
93d17cce 645#define PRINT_STATS_LE32(_struct, _memb) \
3848ab66 646 pos += scnprintf(buf + pos, bufsz - pos, \
93d17cce
JB		 647 fmt_table, #_memb, \
648 le32_to_cpu(_struct->_memb))
3848ab66
MG		 649
650static ssize_t iwl_dbgfs_fw_rx_stats_read(struct file *file,
651 char __user *user_buf, size_t count,
652 loff_t *ppos)
653{
654 struct iwl_mvm *mvm = file->private_data;
655 static const char *fmt_table = "\t%-30s %10u\n";
656 static const char *fmt_header = "%-32s\n";
657 int pos = 0;
658 char *buf;
659 int ret;
3f617281
LC		 660 /* 43 is the size of each data line, 33 is the size of each header */
661 size_t bufsz =
662 ((sizeof(struct mvm_statistics_rx) / sizeof(__le32)) * 43) +
663 (4 * 33) + 1;
664
3848ab66
MG		 665 struct mvm_statistics_rx_phy *ofdm;
666 struct mvm_statistics_rx_phy *cck;
667 struct mvm_statistics_rx_non_phy *general;
668 struct mvm_statistics_rx_ht_phy *ht;
669
670 buf = kzalloc(bufsz, GFP_KERNEL);
671 if (!buf)
672 return -ENOMEM;
673
674 mutex_lock(&mvm->mutex);
675
676 ofdm = &mvm->rx_stats.ofdm;
677 cck = &mvm->rx_stats.cck;
678 general = &mvm->rx_stats.general;
679 ht = &mvm->rx_stats.ofdm_ht;
680
681 pos += scnprintf(buf + pos, bufsz - pos, fmt_header,
682 "Statistics_Rx - OFDM");
93d17cce
JB		 683 PRINT_STATS_LE32(ofdm, ina_cnt);
684 PRINT_STATS_LE32(ofdm, fina_cnt);
685 PRINT_STATS_LE32(ofdm, plcp_err);
686 PRINT_STATS_LE32(ofdm, crc32_err);
687 PRINT_STATS_LE32(ofdm, overrun_err);
688 PRINT_STATS_LE32(ofdm, early_overrun_err);
689 PRINT_STATS_LE32(ofdm, crc32_good);
690 PRINT_STATS_LE32(ofdm, false_alarm_cnt);
691 PRINT_STATS_LE32(ofdm, fina_sync_err_cnt);
692 PRINT_STATS_LE32(ofdm, sfd_timeout);
693 PRINT_STATS_LE32(ofdm, fina_timeout);
694 PRINT_STATS_LE32(ofdm, unresponded_rts);
695 PRINT_STATS_LE32(ofdm, rxe_frame_lmt_overrun);
696 PRINT_STATS_LE32(ofdm, sent_ack_cnt);
697 PRINT_STATS_LE32(ofdm, sent_cts_cnt);
698 PRINT_STATS_LE32(ofdm, sent_ba_rsp_cnt);
699 PRINT_STATS_LE32(ofdm, dsp_self_kill);
700 PRINT_STATS_LE32(ofdm, mh_format_err);
701 PRINT_STATS_LE32(ofdm, re_acq_main_rssi_sum);
702 PRINT_STATS_LE32(ofdm, reserved);
3848ab66
MG		 703
704 pos += scnprintf(buf + pos, bufsz - pos, fmt_header,
705 "Statistics_Rx - CCK");
93d17cce
JB		 706 PRINT_STATS_LE32(cck, ina_cnt);
707 PRINT_STATS_LE32(cck, fina_cnt);
708 PRINT_STATS_LE32(cck, plcp_err);
709 PRINT_STATS_LE32(cck, crc32_err);
710 PRINT_STATS_LE32(cck, overrun_err);
711 PRINT_STATS_LE32(cck, early_overrun_err);
712 PRINT_STATS_LE32(cck, crc32_good);
713 PRINT_STATS_LE32(cck, false_alarm_cnt);
714 PRINT_STATS_LE32(cck, fina_sync_err_cnt);
715 PRINT_STATS_LE32(cck, sfd_timeout);
716 PRINT_STATS_LE32(cck, fina_timeout);
717 PRINT_STATS_LE32(cck, unresponded_rts);
718 PRINT_STATS_LE32(cck, rxe_frame_lmt_overrun);
719 PRINT_STATS_LE32(cck, sent_ack_cnt);
720 PRINT_STATS_LE32(cck, sent_cts_cnt);
721 PRINT_STATS_LE32(cck, sent_ba_rsp_cnt);
722 PRINT_STATS_LE32(cck, dsp_self_kill);
723 PRINT_STATS_LE32(cck, mh_format_err);
724 PRINT_STATS_LE32(cck, re_acq_main_rssi_sum);
725 PRINT_STATS_LE32(cck, reserved);
3848ab66
MG		 726
727 pos += scnprintf(buf + pos, bufsz - pos, fmt_header,
728 "Statistics_Rx - GENERAL");
93d17cce
JB		 729 PRINT_STATS_LE32(general, bogus_cts);
730 PRINT_STATS_LE32(general, bogus_ack);
731 PRINT_STATS_LE32(general, non_bssid_frames);
732 PRINT_STATS_LE32(general, filtered_frames);
733 PRINT_STATS_LE32(general, non_channel_beacons);
734 PRINT_STATS_LE32(general, channel_beacons);
735 PRINT_STATS_LE32(general, num_missed_bcon);
736 PRINT_STATS_LE32(general, adc_rx_saturation_time);
737 PRINT_STATS_LE32(general, ina_detection_search_time);
738 PRINT_STATS_LE32(general, beacon_silence_rssi_a);
739 PRINT_STATS_LE32(general, beacon_silence_rssi_b);
740 PRINT_STATS_LE32(general, beacon_silence_rssi_c);
741 PRINT_STATS_LE32(general, interference_data_flag);
742 PRINT_STATS_LE32(general, channel_load);
743 PRINT_STATS_LE32(general, dsp_false_alarms);
744 PRINT_STATS_LE32(general, beacon_rssi_a);
745 PRINT_STATS_LE32(general, beacon_rssi_b);
746 PRINT_STATS_LE32(general, beacon_rssi_c);
747 PRINT_STATS_LE32(general, beacon_energy_a);
748 PRINT_STATS_LE32(general, beacon_energy_b);
749 PRINT_STATS_LE32(general, beacon_energy_c);
750 PRINT_STATS_LE32(general, num_bt_kills);
751 PRINT_STATS_LE32(general, mac_id);
752 PRINT_STATS_LE32(general, directed_data_mpdu);
3848ab66
MG		 753
754 pos += scnprintf(buf + pos, bufsz - pos, fmt_header,
755 "Statistics_Rx - HT");
93d17cce
JB		 756 PRINT_STATS_LE32(ht, plcp_err);
757 PRINT_STATS_LE32(ht, overrun_err);
758 PRINT_STATS_LE32(ht, early_overrun_err);
759 PRINT_STATS_LE32(ht, crc32_good);
760 PRINT_STATS_LE32(ht, crc32_err);
761 PRINT_STATS_LE32(ht, mh_format_err);
762 PRINT_STATS_LE32(ht, agg_crc32_good);
763 PRINT_STATS_LE32(ht, agg_mpdu_cnt);
764 PRINT_STATS_LE32(ht, agg_cnt);
765 PRINT_STATS_LE32(ht, unsupport_mcs);
3848ab66
MG		 766
767 mutex_unlock(&mvm->mutex);
768
769 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
770 kfree(buf);
771
772 return ret;
773}
774#undef PRINT_STAT_LE32
775
5fc0f76c
ES		 776static ssize_t iwl_dbgfs_frame_stats_read(struct iwl_mvm *mvm,
777 char __user *user_buf, size_t count,
778 loff_t *ppos,
779 struct iwl_mvm_frame_stats *stats)
780{
f754b5ca
ES		 781 char *buff, *pos, *endpos;
782 int idx, i;
5fc0f76c 783 int ret;
f754b5ca 784 static const size_t bufsz = 1024;
5fc0f76c
ES		 785
786 buff = kmalloc(bufsz, GFP_KERNEL);
787 if (!buff)
788 return -ENOMEM;
789
790 spin_lock_bh(&mvm->drv_stats_lock);
f754b5ca
ES		 791
792 pos = buff;
793 endpos = pos + bufsz;
794
795 pos += scnprintf(pos, endpos - pos,
5fc0f76c
ES		 796 "Legacy/HT/VHT\t:\t%d/%d/%d\n",
797 stats->legacy_frames,
798 stats->ht_frames,
799 stats->vht_frames);
f754b5ca 800 pos += scnprintf(pos, endpos - pos, "20/40/80\t:\t%d/%d/%d\n",
5fc0f76c
ES		 801 stats->bw_20_frames,
802 stats->bw_40_frames,
803 stats->bw_80_frames);
f754b5ca 804 pos += scnprintf(pos, endpos - pos, "NGI/SGI\t\t:\t%d/%d\n",
5fc0f76c
ES		 805 stats->ngi_frames,
806 stats->sgi_frames);
f754b5ca 807 pos += scnprintf(pos, endpos - pos, "SISO/MIMO2\t:\t%d/%d\n",
5fc0f76c
ES		 808 stats->siso_frames,
809 stats->mimo2_frames);
f754b5ca 810 pos += scnprintf(pos, endpos - pos, "FAIL/SCSS\t:\t%d/%d\n",
5fc0f76c
ES		 811 stats->fail_frames,
812 stats->success_frames);
f754b5ca 813 pos += scnprintf(pos, endpos - pos, "MPDUs agg\t:\t%d\n",
5fc0f76c 814 stats->agg_frames);
f754b5ca 815 pos += scnprintf(pos, endpos - pos, "A-MPDUs\t\t:\t%d\n",
5fc0f76c 816 stats->ampdu_count);
f754b5ca 817 pos += scnprintf(pos, endpos - pos, "Avg MPDUs/A-MPDU:\t%d\n",
5fc0f76c
ES		 818 stats->ampdu_count > 0 ?
819 (stats->agg_frames / stats->ampdu_count) : 0);
820
f754b5ca 821 pos += scnprintf(pos, endpos - pos, "Last Rates\n");
5fc0f76c
ES		 822
823 idx = stats->last_frame_idx - 1;
824 for (i = 0; i < ARRAY_SIZE(stats->last_rates); i++) {
825 idx = (idx + 1) % ARRAY_SIZE(stats->last_rates);
826 if (stats->last_rates[idx] == 0)
827 continue;
f754b5ca 828 pos += scnprintf(pos, endpos - pos, "Rate[%d]: ",
5fc0f76c 829 (int)(ARRAY_SIZE(stats->last_rates) - i));
f754b5ca 830 pos += rs_pretty_print_rate(pos, stats->last_rates[idx]);
5fc0f76c
ES		 831 }
832 spin_unlock_bh(&mvm->drv_stats_lock);
833
f754b5ca 834 ret = simple_read_from_buffer(user_buf, count, ppos, buff, pos - buff);
5fc0f76c
ES		 835 kfree(buff);
836
837 return ret;
838}
839
840static ssize_t iwl_dbgfs_drv_rx_stats_read(struct file *file,
841 char __user *user_buf, size_t count,
842 loff_t *ppos)
843{
844 struct iwl_mvm *mvm = file->private_data;
845
846 return iwl_dbgfs_frame_stats_read(mvm, user_buf, count, ppos,
847 &mvm->drv_rx_stats);
848}
849
1fa3f57a 850static ssize_t iwl_dbgfs_fw_restart_write(struct iwl_mvm *mvm, char *buf,
490953ac
EG		 851 size_t count, loff_t *ppos)
852{
490953ac
EG		 853 int ret;
854
490953ac
EG		 855 mutex_lock(&mvm->mutex);
856
291aa7c4
EH		 857 /* allow one more restart that we're provoking here */
858 if (mvm->restart_fw >= 0)
859 mvm->restart_fw++;
860
490953ac 861 /* take the return value to make compiler happy - it will fail anyway */
a1022927 862 ret = iwl_mvm_send_cmd_pdu(mvm, REPLY_ERROR, 0, 0, NULL);
490953ac
EG		 863
864 mutex_unlock(&mvm->mutex);
865
490953ac
EG		 866 return count;
867}
868
1fa3f57a 869static ssize_t iwl_dbgfs_fw_nmi_write(struct iwl_mvm *mvm, char *buf,
119663c3
AB		 870 size_t count, loff_t *ppos)
871{
576eeee9
EP		 872 int ret = iwl_mvm_ref_sync(mvm, IWL_MVM_REF_NMI);
873 if (ret)
874 return ret;
875
4c9706dc 876 iwl_force_nmi(mvm->trans);
119663c3 877
576eeee9
EP		 878 iwl_mvm_unref(mvm, IWL_MVM_REF_NMI);
879
119663c3
AB		 880 return count;
881}
882
91b05d10
OG		 883static ssize_t
884iwl_dbgfs_scan_ant_rxchain_read(struct file *file,
885 char __user *user_buf,
886 size_t count, loff_t *ppos)
887{
888 struct iwl_mvm *mvm = file->private_data;
889 int pos = 0;
890 char buf[32];
891 const size_t bufsz = sizeof(buf);
892
893 /* print which antennas were set for the scan command by the user */
894 pos += scnprintf(buf + pos, bufsz - pos, "Antennas for scan: ");
895 if (mvm->scan_rx_ant & ANT_A)
896 pos += scnprintf(buf + pos, bufsz - pos, "A");
897 if (mvm->scan_rx_ant & ANT_B)
898 pos += scnprintf(buf + pos, bufsz - pos, "B");
899 if (mvm->scan_rx_ant & ANT_C)
900 pos += scnprintf(buf + pos, bufsz - pos, "C");
901 pos += scnprintf(buf + pos, bufsz - pos, " (%hhx)\n", mvm->scan_rx_ant);
902
903 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
904}
905
906static ssize_t
1fa3f57a 907iwl_dbgfs_scan_ant_rxchain_write(struct iwl_mvm *mvm, char *buf,
91b05d10
OG		 908 size_t count, loff_t *ppos)
909{
91b05d10
OG		 910 u8 scan_rx_ant;
911
91b05d10
OG		 912 if (sscanf(buf, "%hhx", &scan_rx_ant) != 1)
913 return -EINVAL;
914 if (scan_rx_ant > ANT_ABC)
915 return -EINVAL;
a0544272 916 if (scan_rx_ant & ~(iwl_mvm_get_valid_rx_ant(mvm)))
91b05d10
OG		 917 return -EINVAL;
918
d2496221
DS		 919 if (mvm->scan_rx_ant != scan_rx_ant) {
920 mvm->scan_rx_ant = scan_rx_ant;
859d914c
JB		 921 if (fw_has_capa(&mvm->fw->ucode_capa,
922 IWL_UCODE_TLV_CAPA_UMAC_SCAN))
d2496221
DS		 923 iwl_mvm_config_scan(mvm);
924 }
91b05d10
OG		 925
926 return count;
927}
928
8c23f95c
EG		 929static ssize_t iwl_dbgfs_fw_dbg_conf_read(struct file *file,
930 char __user *user_buf,
931 size_t count, loff_t *ppos)
932{
933 struct iwl_mvm *mvm = file->private_data;
d2709ad7 934 int conf;
8c23f95c
EG		 935 char buf[8];
936 const size_t bufsz = sizeof(buf);
937 int pos = 0;
938
939 mutex_lock(&mvm->mutex);
940 conf = mvm->fw_dbg_conf;
941 mutex_unlock(&mvm->mutex);
942
943 pos += scnprintf(buf + pos, bufsz - pos, "%d\n", conf);
944
945 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
946}
947
948static ssize_t iwl_dbgfs_fw_dbg_conf_write(struct iwl_mvm *mvm,
949 char *buf, size_t count,
950 loff_t *ppos)
951{
952 int ret, conf_id;
953
954 ret = kstrtoint(buf, 0, &conf_id);
955 if (ret)
956 return ret;
957
d2709ad7 958 if (WARN_ON(conf_id >= FW_DBG_CONF_MAX))
8c23f95c
EG		 959 return -EINVAL;
960
961 mutex_lock(&mvm->mutex);
962 ret = iwl_mvm_start_fw_dbg_conf(mvm, conf_id);
963 mutex_unlock(&mvm->mutex);
964
965 return ret ?: count;
966}
967
968static ssize_t iwl_dbgfs_fw_dbg_collect_write(struct iwl_mvm *mvm,
969 char *buf, size_t count,
970 loff_t *ppos)
971{
e93475a0
LK		 972 int ret = iwl_mvm_ref_sync(mvm, IWL_MVM_REF_PRPH_WRITE);
973
974 if (ret)
975 return ret;
976
36fb9017 977 iwl_mvm_fw_dbg_collect(mvm, FW_DBG_TRIGGER_USER, NULL, 0, NULL);
e93475a0
LK		 978
979 iwl_mvm_unref(mvm, IWL_MVM_REF_PRPH_WRITE);
8c23f95c
EG		 980
981 return count;
982}
983
de06a59e
EP		 984#define ADD_TEXT(...) pos += scnprintf(buf + pos, bufsz - pos, __VA_ARGS__)
985#ifdef CONFIG_IWLWIFI_BCAST_FILTERING
986static ssize_t iwl_dbgfs_bcast_filters_read(struct file *file,
987 char __user *user_buf,
988 size_t count, loff_t *ppos)
989{
990 struct iwl_mvm *mvm = file->private_data;
991 struct iwl_bcast_filter_cmd cmd;
992 const struct iwl_fw_bcast_filter *filter;
993 char *buf;
994 int bufsz = 1024;
995 int i, j, pos = 0;
996 ssize_t ret;
997
998 buf = kzalloc(bufsz, GFP_KERNEL);
999 if (!buf)
1000 return -ENOMEM;
1001
1002 mutex_lock(&mvm->mutex);
1003 if (!iwl_mvm_bcast_filter_build_cmd(mvm, &cmd)) {
1004 ADD_TEXT("None\n");
1005 mutex_unlock(&mvm->mutex);
1006 goto out;
1007 }
1008 mutex_unlock(&mvm->mutex);
1009
1010 for (i = 0; cmd.filters[i].attrs[0].mask; i++) {
1011 filter = &cmd.filters[i];
1012
1013 ADD_TEXT("Filter [%d]:\n", i);
1014 ADD_TEXT("\tDiscard=%d\n", filter->discard);
1015 ADD_TEXT("\tFrame Type: %s\n",
1016 filter->frame_type ? "IPv4" : "Generic");
1017
1018 for (j = 0; j < ARRAY_SIZE(filter->attrs); j++) {
1019 const struct iwl_fw_bcast_filter_attr *attr;
1020
1021 attr = &filter->attrs[j];
1022 if (!attr->mask)
1023 break;
1024
1025 ADD_TEXT("\tAttr [%d]: offset=%d (from %s), mask=0x%x, value=0x%x reserved=0x%x\n",
1026 j, attr->offset,
1027 attr->offset_type ? "IP End" :
1028 "Payload Start",
1029 be32_to_cpu(attr->mask),
1030 be32_to_cpu(attr->val),
1031 le16_to_cpu(attr->reserved1));
1032 }
1033 }
1034out:
1035 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1036 kfree(buf);
1037 return ret;
1038}
1039
1040static ssize_t iwl_dbgfs_bcast_filters_write(struct iwl_mvm *mvm, char *buf,
1041 size_t count, loff_t *ppos)
1042{
1043 int pos, next_pos;
1044 struct iwl_fw_bcast_filter filter = {};
1045 struct iwl_bcast_filter_cmd cmd;
1046 u32 filter_id, attr_id, mask, value;
1047 int err = 0;
1048
1049 if (sscanf(buf, "%d %hhi %hhi %n", &filter_id, &filter.discard,
1050 &filter.frame_type, &pos) != 3)
1051 return -EINVAL;
1052
1053 if (filter_id >= ARRAY_SIZE(mvm->dbgfs_bcast_filtering.cmd.filters) ||
1054 filter.frame_type > BCAST_FILTER_FRAME_TYPE_IPV4)
1055 return -EINVAL;
1056
1057 for (attr_id = 0; attr_id < ARRAY_SIZE(filter.attrs);
1058 attr_id++) {
1059 struct iwl_fw_bcast_filter_attr *attr =
1060 &filter.attrs[attr_id];
1061
1062 if (pos >= count)
1063 break;
1064
1065 if (sscanf(&buf[pos], "%hhi %hhi %i %i %n",
1066 &attr->offset, &attr->offset_type,
1067 &mask, &value, &next_pos) != 4)
1068 return -EINVAL;
1069
1070 attr->mask = cpu_to_be32(mask);
1071 attr->val = cpu_to_be32(value);
1072 if (mask)
1073 filter.num_attrs++;
1074
1075 pos += next_pos;
1076 }
1077
1078 mutex_lock(&mvm->mutex);
1079 memcpy(&mvm->dbgfs_bcast_filtering.cmd.filters[filter_id],
1080 &filter, sizeof(filter));
1081
1082 /* send updated bcast filtering configuration */
1083 if (mvm->dbgfs_bcast_filtering.override &&
1084 iwl_mvm_bcast_filter_build_cmd(mvm, &cmd))
a1022927 1085 err = iwl_mvm_send_cmd_pdu(mvm, BCAST_FILTER_CMD, 0,
de06a59e
EP		 1086 sizeof(cmd), &cmd);
1087 mutex_unlock(&mvm->mutex);
1088
1089 return err ?: count;
1090}
1091
1092static ssize_t iwl_dbgfs_bcast_filters_macs_read(struct file *file,
1093 char __user *user_buf,
1094 size_t count, loff_t *ppos)
1095{
1096 struct iwl_mvm *mvm = file->private_data;
1097 struct iwl_bcast_filter_cmd cmd;
1098 char *buf;
1099 int bufsz = 1024;
1100 int i, pos = 0;
1101 ssize_t ret;
1102
1103 buf = kzalloc(bufsz, GFP_KERNEL);
1104 if (!buf)
1105 return -ENOMEM;
1106
1107 mutex_lock(&mvm->mutex);
1108 if (!iwl_mvm_bcast_filter_build_cmd(mvm, &cmd)) {
1109 ADD_TEXT("None\n");
1110 mutex_unlock(&mvm->mutex);
1111 goto out;
1112 }
1113 mutex_unlock(&mvm->mutex);
1114
1115 for (i = 0; i < ARRAY_SIZE(cmd.macs); i++) {
1116 const struct iwl_fw_bcast_mac *mac = &cmd.macs[i];
1117
1118 ADD_TEXT("Mac [%d]: discard=%d attached_filters=0x%x\n",
1119 i, mac->default_discard, mac->attached_filters);
1120 }
1121out:
1122 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1123 kfree(buf);
1124 return ret;
1125}
1126
1127static ssize_t iwl_dbgfs_bcast_filters_macs_write(struct iwl_mvm *mvm,
1128 char *buf, size_t count,
1129 loff_t *ppos)
1130{
1131 struct iwl_bcast_filter_cmd cmd;
1132 struct iwl_fw_bcast_mac mac = {};
1133 u32 mac_id, attached_filters;
1134 int err = 0;
1135
1136 if (!mvm->bcast_filters)
1137 return -ENOENT;
1138
1139 if (sscanf(buf, "%d %hhi %i", &mac_id, &mac.default_discard,
1140 &attached_filters) != 3)
1141 return -EINVAL;
1142
1143 if (mac_id >= ARRAY_SIZE(cmd.macs) ||
1144 mac.default_discard > 1 ||
1145 attached_filters >= BIT(ARRAY_SIZE(cmd.filters)))
1146 return -EINVAL;
1147
1148 mac.attached_filters = cpu_to_le16(attached_filters);
1149
1150 mutex_lock(&mvm->mutex);
1151 memcpy(&mvm->dbgfs_bcast_filtering.cmd.macs[mac_id],
1152 &mac, sizeof(mac));
1153
1154 /* send updated bcast filtering configuration */
1155 if (mvm->dbgfs_bcast_filtering.override &&
1156 iwl_mvm_bcast_filter_build_cmd(mvm, &cmd))
a1022927 1157 err = iwl_mvm_send_cmd_pdu(mvm, BCAST_FILTER_CMD, 0,
de06a59e
EP		 1158 sizeof(cmd), &cmd);
1159 mutex_unlock(&mvm->mutex);
1160
1161 return err ?: count;
1162}
1163#endif
1164
afc66bb7 1165#ifdef CONFIG_PM_SLEEP
1fa3f57a 1166static ssize_t iwl_dbgfs_d3_sram_write(struct iwl_mvm *mvm, char *buf,
afc66bb7
JB		 1167 size_t count, loff_t *ppos)
1168{
afc66bb7
JB		 1169 int store;
1170
afc66bb7
JB		 1171 if (sscanf(buf, "%d", &store) != 1)
1172 return -EINVAL;
1173
1174 mvm->store_d3_resume_sram = store;
1175
1176 return count;
1177}
1178
1179static ssize_t iwl_dbgfs_d3_sram_read(struct file *file, char __user *user_buf,
1180 size_t count, loff_t *ppos)
1181{
1182 struct iwl_mvm *mvm = file->private_data;
1183 const struct fw_img *img;
1184 int ofs, len, pos = 0;
1185 size_t bufsz, ret;
1186 char *buf;
1187 u8 *ptr = mvm->d3_resume_sram;
1188
1189 img = &mvm->fw->img[IWL_UCODE_WOWLAN];
1190 len = img->sec[IWL_UCODE_SECTION_DATA].len;
1191
1192 bufsz = len * 4 + 256;
1193 buf = kzalloc(bufsz, GFP_KERNEL);
1194 if (!buf)
1195 return -ENOMEM;
1196
1197 pos += scnprintf(buf, bufsz, "D3 SRAM capture: %sabled\n",
1198 mvm->store_d3_resume_sram ? "en" : "dis");
1199
1200 if (ptr) {
1201 for (ofs = 0; ofs < len; ofs += 16) {
1202 pos += scnprintf(buf + pos, bufsz - pos,
3cd6e2f7 1203 "0x%.4x %16ph\n", ofs, ptr + ofs);
afc66bb7
JB		 1204 }
1205 } else {
1206 pos += scnprintf(buf + pos, bufsz - pos,
1207 "(no data captured)\n");
1208 }
1209
1210 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1211
1212 kfree(buf);
1213
1214 return ret;
1215}
3c2f3b20
LC		 1216
1217#define MAX_NUM_ND_MATCHSETS 10
1218
1219static ssize_t iwl_dbgfs_netdetect_write(struct iwl_mvm *mvm, char *buf,
1220 size_t count, loff_t *ppos)
1221{
1222 const char *seps = ",\n";
1223 char *buf_ptr = buf;
1224 char *value_str = NULL;
1225 int ret, i;
1226
1227 /* TODO: don't free if write is being called several times in one go */
1228 if (mvm->nd_config) {
1229 kfree(mvm->nd_config->match_sets);
1230 kfree(mvm->nd_config);
1231 mvm->nd_config = NULL;
3c2f3b20
LC		 1232 }
1233
3c2f3b20
LC		 1234 mvm->nd_config = kzalloc(sizeof(*mvm->nd_config) +
1235 (11 * sizeof(struct ieee80211_channel *)),
1236 GFP_KERNEL);
1237 if (!mvm->nd_config) {
1238 ret = -ENOMEM;
1239 goto out_free;
1240 }
1241
1242 mvm->nd_config->n_channels = 11;
1243 mvm->nd_config->scan_width = NL80211_BSS_CHAN_WIDTH_20;
1244 mvm->nd_config->interval = 5;
1245 mvm->nd_config->min_rssi_thold = -80;
1246 for (i = 0; i < mvm->nd_config->n_channels; i++)
1247 mvm->nd_config->channels[i] = &mvm->nvm_data->channels[i];
1248
1249 mvm->nd_config->match_sets =
1250 kcalloc(MAX_NUM_ND_MATCHSETS,
1251 sizeof(*mvm->nd_config->match_sets),
1252 GFP_KERNEL);
1253 if (!mvm->nd_config->match_sets) {
1254 ret = -ENOMEM;
1255 goto out_free;
1256 }
1257
1258 while ((value_str = strsep(&buf_ptr, seps)) &&
1259 strlen(value_str)) {
1260 struct cfg80211_match_set *set;
1261
1262 if (mvm->nd_config->n_match_sets >= MAX_NUM_ND_MATCHSETS) {
1263 ret = -EINVAL;
1264 goto out_free;
1265 }
1266
1267 set = &mvm->nd_config->match_sets[mvm->nd_config->n_match_sets];
1268 set->ssid.ssid_len = strlen(value_str);
1269
1270 if (set->ssid.ssid_len > IEEE80211_MAX_SSID_LEN) {
1271 ret = -EINVAL;
1272 goto out_free;
1273 }
1274
1275 memcpy(set->ssid.ssid, value_str, set->ssid.ssid_len);
1276
1277 mvm->nd_config->n_match_sets++;
1278 }
1279
1280 ret = count;
1281
1282 if (mvm->nd_config->n_match_sets)
1283 goto out;
1284
1285out_free:
1286 if (mvm->nd_config)
1287 kfree(mvm->nd_config->match_sets);
1288 kfree(mvm->nd_config);
1289 mvm->nd_config = NULL;
3c2f3b20
LC		 1290out:
1291 return ret;
1292}
1293
1294static ssize_t
1295iwl_dbgfs_netdetect_read(struct file *file, char __user *user_buf,
1296 size_t count, loff_t *ppos)
1297{
1298 struct iwl_mvm *mvm = file->private_data;
1299 size_t bufsz, ret;
1300 char *buf;
1301 int i, n_match_sets, pos = 0;
1302
1303 n_match_sets = mvm->nd_config ? mvm->nd_config->n_match_sets : 0;
1304
1305 bufsz = n_match_sets * (IEEE80211_MAX_SSID_LEN + 1) + 1;
1306 buf = kzalloc(bufsz, GFP_KERNEL);
1307 if (!buf)
1308 return -ENOMEM;
1309
1310 for (i = 0; i < n_match_sets; i++) {
1311 if (pos +
1312 mvm->nd_config->match_sets[i].ssid.ssid_len + 2 > bufsz) {
1313 ret = -EIO;
1314 goto out;
1315 }
1316
1317 memcpy(buf + pos, mvm->nd_config->match_sets[i].ssid.ssid,
1318 mvm->nd_config->match_sets[i].ssid.ssid_len);
1319 pos += mvm->nd_config->match_sets[i].ssid.ssid_len;
1320 buf[pos++] = '\n';
1321 }
1322
1323 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1324out:
1325 kfree(buf);
1326 return ret;
1327}
afc66bb7
JB		 1328#endif
1329
576eeee9
EP		 1330#define PRINT_MVM_REF(ref) do { \
1331 if (mvm->refs[ref]) \
1332 pos += scnprintf(buf + pos, bufsz - pos, \
1333 "\t(0x%lx): %d %s\n", \
1334 BIT(ref), mvm->refs[ref], #ref); \
70d6babb
EP		 1335} while (0)
1336
1337static ssize_t iwl_dbgfs_d0i3_refs_read(struct file *file,
1338 char __user *user_buf,
1339 size_t count, loff_t *ppos)
1340{
1341 struct iwl_mvm *mvm = file->private_data;
576eeee9 1342 int i, pos = 0;
70d6babb
EP		 1343 char buf[256];
1344 const size_t bufsz = sizeof(buf);
576eeee9
EP		 1345 u32 refs = 0;
1346
1347 for (i = 0; i < IWL_MVM_REF_COUNT; i++)
1348 if (mvm->refs[i])
1349 refs |= BIT(i);
70d6babb 1350
576eeee9
EP		 1351 pos += scnprintf(buf + pos, bufsz - pos, "taken mvm refs: 0x%x\n",
1352 refs);
70d6babb
EP		 1353
1354 PRINT_MVM_REF(IWL_MVM_REF_UCODE_DOWN);
1355 PRINT_MVM_REF(IWL_MVM_REF_SCAN);
1356 PRINT_MVM_REF(IWL_MVM_REF_ROC);
c779273b 1357 PRINT_MVM_REF(IWL_MVM_REF_ROC_AUX);
70d6babb
EP		 1358 PRINT_MVM_REF(IWL_MVM_REF_P2P_CLIENT);
1359 PRINT_MVM_REF(IWL_MVM_REF_AP_IBSS);
0eb83653 1360 PRINT_MVM_REF(IWL_MVM_REF_USER);
34e611ea
JB		 1361 PRINT_MVM_REF(IWL_MVM_REF_TX);
1362 PRINT_MVM_REF(IWL_MVM_REF_TX_AGG);
1363 PRINT_MVM_REF(IWL_MVM_REF_ADD_IF);
1364 PRINT_MVM_REF(IWL_MVM_REF_START_AP);
1365 PRINT_MVM_REF(IWL_MVM_REF_BSS_CHANGED);
1366 PRINT_MVM_REF(IWL_MVM_REF_PREPARE_TX);
1367 PRINT_MVM_REF(IWL_MVM_REF_PROTECT_TDLS);
1368 PRINT_MVM_REF(IWL_MVM_REF_CHECK_CTKILL);
1369 PRINT_MVM_REF(IWL_MVM_REF_PRPH_READ);
1370 PRINT_MVM_REF(IWL_MVM_REF_PRPH_WRITE);
1371 PRINT_MVM_REF(IWL_MVM_REF_NMI);
1372 PRINT_MVM_REF(IWL_MVM_REF_TM_CMD);
d15a747f 1373 PRINT_MVM_REF(IWL_MVM_REF_EXIT_WORK);
160acc0e 1374 PRINT_MVM_REF(IWL_MVM_REF_PROTECT_CSA);
fb2380a2 1375 PRINT_MVM_REF(IWL_MVM_REF_FW_DBG_COLLECT);
70d6babb
EP		 1376
1377 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1378}
1379
0eb83653
EP		 1380static ssize_t iwl_dbgfs_d0i3_refs_write(struct iwl_mvm *mvm, char *buf,
1381 size_t count, loff_t *ppos)
1382{
1383 unsigned long value;
1384 int ret;
1385 bool taken;
1386
1387 ret = kstrtoul(buf, 10, &value);
1388 if (ret < 0)
1389 return ret;
1390
1391 mutex_lock(&mvm->mutex);
1392
576eeee9 1393 taken = mvm->refs[IWL_MVM_REF_USER];
0eb83653
EP		 1394 if (value == 1 && !taken)
1395 iwl_mvm_ref(mvm, IWL_MVM_REF_USER);
1396 else if (value == 0 && taken)
1397 iwl_mvm_unref(mvm, IWL_MVM_REF_USER);
1398 else
1399 ret = -EINVAL;
1400
1401 mutex_unlock(&mvm->mutex);
1402
1403 if (ret < 0)
1404 return ret;
1405 return count;
1406}
1407
1fa3f57a
JB		 1408#define MVM_DEBUGFS_WRITE_FILE_OPS(name, bufsz) \
1409 _MVM_DEBUGFS_WRITE_FILE_OPS(name, bufsz, struct iwl_mvm)
1410#define MVM_DEBUGFS_READ_WRITE_FILE_OPS(name, bufsz) \
1411 _MVM_DEBUGFS_READ_WRITE_FILE_OPS(name, bufsz, struct iwl_mvm)
de06a59e
EP		 1412#define MVM_DEBUGFS_ADD_FILE_ALIAS(alias, name, parent, mode) do { \
1413 if (!debugfs_create_file(alias, mode, parent, mvm, \
8ca151b5
JB		 1414 &iwl_dbgfs_##name##_ops)) \
1415 goto err; \
1416 } while (0)
de06a59e
EP		 1417#define MVM_DEBUGFS_ADD_FILE(name, parent, mode) \
1418 MVM_DEBUGFS_ADD_FILE_ALIAS(#name, name, parent, mode)
8ca151b5 1419
f3c221f6
EP		 1420static ssize_t
1421iwl_dbgfs_prph_reg_read(struct file *file,
1422 char __user *user_buf,
1423 size_t count, loff_t *ppos)
1424{
1425 struct iwl_mvm *mvm = file->private_data;
1426 int pos = 0;
1427 char buf[32];
1428 const size_t bufsz = sizeof(buf);
576eeee9 1429 int ret;
f3c221f6
EP		 1430
1431 if (!mvm->dbgfs_prph_reg_addr)
1432 return -EINVAL;
1433
576eeee9
EP		 1434 ret = iwl_mvm_ref_sync(mvm, IWL_MVM_REF_PRPH_READ);
1435 if (ret)
1436 return ret;
1437
f3c221f6
EP		 1438 pos += scnprintf(buf + pos, bufsz - pos, "Reg 0x%x: (0x%x)\n",
1439 mvm->dbgfs_prph_reg_addr,
1440 iwl_read_prph(mvm->trans, mvm->dbgfs_prph_reg_addr));
1441
576eeee9
EP		 1442 iwl_mvm_unref(mvm, IWL_MVM_REF_PRPH_READ);
1443
f3c221f6
EP		 1444 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1445}
1446
1447static ssize_t
1448iwl_dbgfs_prph_reg_write(struct iwl_mvm *mvm, char *buf,
1449 size_t count, loff_t *ppos)
1450{
1451 u8 args;
1452 u32 value;
576eeee9 1453 int ret;
f3c221f6
EP		 1454
1455 args = sscanf(buf, "%i %i", &mvm->dbgfs_prph_reg_addr, &value);
1456 /* if we only want to set the reg address - nothing more to do */
1457 if (args == 1)
1458 goto out;
1459
1460 /* otherwise, make sure we have both address and value */
1461 if (args != 2)
1462 return -EINVAL;
1463
576eeee9
EP		 1464 ret = iwl_mvm_ref_sync(mvm, IWL_MVM_REF_PRPH_WRITE);
1465 if (ret)
1466 return ret;
1467
f3c221f6 1468 iwl_write_prph(mvm->trans, mvm->dbgfs_prph_reg_addr, value);
576eeee9
EP		 1469
1470 iwl_mvm_unref(mvm, IWL_MVM_REF_PRPH_WRITE);
f3c221f6
EP		 1471out:
1472 return count;
1473}
1474
1475MVM_DEBUGFS_READ_WRITE_FILE_OPS(prph_reg, 64);
1476
8ca151b5 1477/* Device wide debugfs entries */
1fa3f57a
JB		 1478MVM_DEBUGFS_WRITE_FILE_OPS(tx_flush, 16);
1479MVM_DEBUGFS_WRITE_FILE_OPS(sta_drain, 8);
1480MVM_DEBUGFS_READ_WRITE_FILE_OPS(sram, 64);
7280d1f0 1481MVM_DEBUGFS_READ_WRITE_FILE_OPS(set_nic_temperature, 64);
c549e390 1482MVM_DEBUGFS_READ_FILE_OPS(nic_temp);
8ca151b5 1483MVM_DEBUGFS_READ_FILE_OPS(stations);
10942342 1484MVM_DEBUGFS_READ_FILE_OPS(bt_notif);
2de13cae 1485MVM_DEBUGFS_READ_FILE_OPS(bt_cmd);
1fa3f57a 1486MVM_DEBUGFS_READ_WRITE_FILE_OPS(disable_power_off, 64);
3848ab66 1487MVM_DEBUGFS_READ_FILE_OPS(fw_rx_stats);
5fc0f76c 1488MVM_DEBUGFS_READ_FILE_OPS(drv_rx_stats);
1fa3f57a
JB		 1489MVM_DEBUGFS_WRITE_FILE_OPS(fw_restart, 10);
1490MVM_DEBUGFS_WRITE_FILE_OPS(fw_nmi, 10);
cdb00563 1491MVM_DEBUGFS_WRITE_FILE_OPS(bt_tx_prio, 10);
a39979a8 1492MVM_DEBUGFS_WRITE_FILE_OPS(bt_force_ant, 10);
1fa3f57a 1493MVM_DEBUGFS_READ_WRITE_FILE_OPS(scan_ant_rxchain, 8);
0eb83653 1494MVM_DEBUGFS_READ_WRITE_FILE_OPS(d0i3_refs, 8);
8c23f95c
EG		 1495MVM_DEBUGFS_READ_WRITE_FILE_OPS(fw_dbg_conf, 8);
1496MVM_DEBUGFS_WRITE_FILE_OPS(fw_dbg_collect, 8);
91b05d10 1497
de06a59e
EP		 1498#ifdef CONFIG_IWLWIFI_BCAST_FILTERING
1499MVM_DEBUGFS_READ_WRITE_FILE_OPS(bcast_filters, 256);
1500MVM_DEBUGFS_READ_WRITE_FILE_OPS(bcast_filters_macs, 256);
1501#endif
1502
afc66bb7 1503#ifdef CONFIG_PM_SLEEP
1fa3f57a 1504MVM_DEBUGFS_READ_WRITE_FILE_OPS(d3_sram, 8);
3c2f3b20 1505MVM_DEBUGFS_READ_WRITE_FILE_OPS(netdetect, 384);
afc66bb7 1506#endif
8ca151b5
JB		 1507
1508int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir)
1509{
de06a59e 1510 struct dentry *bcast_dir __maybe_unused;
8ca151b5
JB		 1511 char buf[100];
1512
d07913aa
JB		 1513 spin_lock_init(&mvm->drv_stats_lock);
1514
8ca151b5
JB		 1515 mvm->debugfs_dir = dbgfs_dir;
1516
1517 MVM_DEBUGFS_ADD_FILE(tx_flush, mvm->debugfs_dir, S_IWUSR);
1518 MVM_DEBUGFS_ADD_FILE(sta_drain, mvm->debugfs_dir, S_IWUSR);
1519 MVM_DEBUGFS_ADD_FILE(sram, mvm->debugfs_dir, S_IWUSR | S_IRUSR);
7280d1f0
MG		 1520 MVM_DEBUGFS_ADD_FILE(set_nic_temperature, mvm->debugfs_dir,
1521 S_IWUSR | S_IRUSR);
c549e390 1522 MVM_DEBUGFS_ADD_FILE(nic_temp, dbgfs_dir, S_IRUSR);
8ca151b5 1523 MVM_DEBUGFS_ADD_FILE(stations, dbgfs_dir, S_IRUSR);
10942342 1524 MVM_DEBUGFS_ADD_FILE(bt_notif, dbgfs_dir, S_IRUSR);
2de13cae 1525 MVM_DEBUGFS_ADD_FILE(bt_cmd, dbgfs_dir, S_IRUSR);
639eabad
EG		 1526 MVM_DEBUGFS_ADD_FILE(disable_power_off, mvm->debugfs_dir,
1527 S_IRUSR | S_IWUSR);
3848ab66 1528 MVM_DEBUGFS_ADD_FILE(fw_rx_stats, mvm->debugfs_dir, S_IRUSR);
5fc0f76c 1529 MVM_DEBUGFS_ADD_FILE(drv_rx_stats, mvm->debugfs_dir, S_IRUSR);
490953ac 1530 MVM_DEBUGFS_ADD_FILE(fw_restart, mvm->debugfs_dir, S_IWUSR);
119663c3 1531 MVM_DEBUGFS_ADD_FILE(fw_nmi, mvm->debugfs_dir, S_IWUSR);
cdb00563 1532 MVM_DEBUGFS_ADD_FILE(bt_tx_prio, mvm->debugfs_dir, S_IWUSR);
a39979a8 1533 MVM_DEBUGFS_ADD_FILE(bt_force_ant, mvm->debugfs_dir, S_IWUSR);
91b05d10
OG		 1534 MVM_DEBUGFS_ADD_FILE(scan_ant_rxchain, mvm->debugfs_dir,
1535 S_IWUSR | S_IRUSR);
f3c221f6 1536 MVM_DEBUGFS_ADD_FILE(prph_reg, mvm->debugfs_dir, S_IWUSR | S_IRUSR);
0eb83653 1537 MVM_DEBUGFS_ADD_FILE(d0i3_refs, mvm->debugfs_dir, S_IRUSR | S_IWUSR);
8c23f95c
EG		 1538 MVM_DEBUGFS_ADD_FILE(fw_dbg_conf, mvm->debugfs_dir, S_IRUSR | S_IWUSR);
1539 MVM_DEBUGFS_ADD_FILE(fw_dbg_collect, mvm->debugfs_dir, S_IWUSR);
cb2513bb
LC		 1540 if (!debugfs_create_bool("enable_scan_iteration_notif",
1541 S_IRUSR | S_IWUSR,
1542 mvm->debugfs_dir,
1543 &mvm->scan_iter_notif_enabled))
1544 goto err;
de06a59e
EP		 1545
1546#ifdef CONFIG_IWLWIFI_BCAST_FILTERING
1547 if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BCAST_FILTERING) {
1548 bcast_dir = debugfs_create_dir("bcast_filtering",
1549 mvm->debugfs_dir);
1550 if (!bcast_dir)
1551 goto err;
1552
1553 if (!debugfs_create_bool("override", S_IRUSR | S_IWUSR,
1554 bcast_dir,
1555 &mvm->dbgfs_bcast_filtering.override))
1556 goto err;
1557
1558 MVM_DEBUGFS_ADD_FILE_ALIAS("filters", bcast_filters,
1559 bcast_dir, S_IWUSR | S_IRUSR);
1560 MVM_DEBUGFS_ADD_FILE_ALIAS("macs", bcast_filters_macs,
1561 bcast_dir, S_IWUSR | S_IRUSR);
1562 }
1563#endif
1564
afc66bb7
JB		 1565#ifdef CONFIG_PM_SLEEP
1566 MVM_DEBUGFS_ADD_FILE(d3_sram, mvm->debugfs_dir, S_IRUSR | S_IWUSR);
debff618 1567 MVM_DEBUGFS_ADD_FILE(d3_test, mvm->debugfs_dir, S_IRUSR);
b0114714
JB		 1568 if (!debugfs_create_bool("d3_wake_sysassert", S_IRUSR | S_IWUSR,
1569 mvm->debugfs_dir, &mvm->d3_wake_sysassert))
1570 goto err;
484b3d13
LC		 1571 if (!debugfs_create_u32("last_netdetect_scans", S_IRUSR,
1572 mvm->debugfs_dir, &mvm->last_netdetect_scans))
1573 goto err;
3c2f3b20 1574 MVM_DEBUGFS_ADD_FILE(netdetect, mvm->debugfs_dir, S_IRUSR | S_IWUSR);
afc66bb7 1575#endif
8ca151b5 1576
9ecd051e
ES		 1577 if (!debugfs_create_u8("low_latency_agg_frame_limit", S_IRUSR | S_IWUSR,
1578 mvm->debugfs_dir,
1579 &mvm->low_latency_agg_frame_limit))
1580 goto err;
bdd54839
LC		 1581 if (!debugfs_create_u8("ps_disabled", S_IRUSR,
1582 mvm->debugfs_dir, &mvm->ps_disabled))
1583 goto err;
086f7368
EG		 1584 if (!debugfs_create_blob("nvm_hw", S_IRUSR,
1585 mvm->debugfs_dir, &mvm->nvm_hw_blob))
1586 goto err;
1587 if (!debugfs_create_blob("nvm_sw", S_IRUSR,
1588 mvm->debugfs_dir, &mvm->nvm_sw_blob))
1589 goto err;
1590 if (!debugfs_create_blob("nvm_calib", S_IRUSR,
1591 mvm->debugfs_dir, &mvm->nvm_calib_blob))
1592 goto err;
1593 if (!debugfs_create_blob("nvm_prod", S_IRUSR,
1594 mvm->debugfs_dir, &mvm->nvm_prod_blob))
1595 goto err;
1596
8ca151b5
JB		 1597 /*
1598 * Create a symlink with mac80211. It will be removed when mac80211
1599 * exists (before the opmode exists which removes the target.)
1600 */
1601 snprintf(buf, 100, "../../%s/%s",
1602 dbgfs_dir->d_parent->d_parent->d_name.name,
1603 dbgfs_dir->d_parent->d_name.name);
1604 if (!debugfs_create_symlink("iwlwifi", mvm->hw->wiphy->debugfsdir, buf))
1605 goto err;
1606
1607 return 0;
1608err:
1609 IWL_ERR(mvm, "Can't create the mvm debugfs directory\n");
1610 return -ENOMEM;
1611}
Linux kernel - Deliverables
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