1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
2 /*
3  * Copyright (C) 2012-2014, 2018-2021 Intel Corporation
4  * Copyright (C) 2013-2015 Intel Mobile Communications GmbH
5  * Copyright (C) 2016-2017 Intel Deutschland GmbH
6  */
7 #include <linux/vmalloc.h>
8 #include <linux/ieee80211.h>
9 #include <linux/netdevice.h>
10 
11 #include "mvm.h"
12 #include "sta.h"
13 #include "iwl-io.h"
14 #include "debugfs.h"
15 #include "iwl-modparams.h"
16 #include "fw/error-dump.h"
17 
18 static ssize_t iwl_dbgfs_ctdp_budget_read(struct file *file,
19 					  char __user *user_buf,
20 					  size_t count, loff_t *ppos)
21 {
22 	struct iwl_mvm *mvm = file->private_data;
23 	char buf[16];
24 	int pos, budget;
25 
26 	if (!iwl_mvm_is_ctdp_supported(mvm))
27 		return -EOPNOTSUPP;
28 
29 	if (!iwl_mvm_firmware_running(mvm) ||
30 	    mvm->fwrt.cur_fw_img != IWL_UCODE_REGULAR)
31 		return -EIO;
32 
33 	mutex_lock(&mvm->mutex);
34 	budget = iwl_mvm_ctdp_command(mvm, CTDP_CMD_OPERATION_REPORT, 0);
35 	mutex_unlock(&mvm->mutex);
36 
37 	if (budget < 0)
38 		return budget;
39 
40 	pos = scnprintf(buf, sizeof(buf), "%d\n", budget);
41 
42 	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
43 }
44 
45 static ssize_t iwl_dbgfs_stop_ctdp_write(struct iwl_mvm *mvm, char *buf,
46 					 size_t count, loff_t *ppos)
47 {
48 	int ret;
49 
50 	if (!iwl_mvm_is_ctdp_supported(mvm))
51 		return -EOPNOTSUPP;
52 
53 	if (!iwl_mvm_firmware_running(mvm) ||
54 	    mvm->fwrt.cur_fw_img != IWL_UCODE_REGULAR)
55 		return -EIO;
56 
57 	mutex_lock(&mvm->mutex);
58 	ret = iwl_mvm_ctdp_command(mvm, CTDP_CMD_OPERATION_STOP, 0);
59 	mutex_unlock(&mvm->mutex);
60 
61 	return ret ?: count;
62 }
63 
64 static ssize_t iwl_dbgfs_force_ctkill_write(struct iwl_mvm *mvm, char *buf,
65 					    size_t count, loff_t *ppos)
66 {
67 	if (!iwl_mvm_firmware_running(mvm) ||
68 	    mvm->fwrt.cur_fw_img != IWL_UCODE_REGULAR)
69 		return -EIO;
70 
71 	iwl_mvm_enter_ctkill(mvm);
72 
73 	return count;
74 }
75 
76 static ssize_t iwl_dbgfs_tx_flush_write(struct iwl_mvm *mvm, char *buf,
77 					size_t count, loff_t *ppos)
78 {
79 	int ret;
80 	u32 flush_arg;
81 
82 	if (!iwl_mvm_firmware_running(mvm) ||
83 	    mvm->fwrt.cur_fw_img != IWL_UCODE_REGULAR)
84 		return -EIO;
85 
86 	if (kstrtou32(buf, 0, &flush_arg))
87 		return -EINVAL;
88 
89 	if (iwl_mvm_has_new_tx_api(mvm)) {
90 		IWL_DEBUG_TX_QUEUES(mvm,
91 				    "FLUSHING all tids queues on sta_id = %d\n",
92 				    flush_arg);
93 		mutex_lock(&mvm->mutex);
94 		ret = iwl_mvm_flush_sta_tids(mvm, flush_arg, 0xFFFF)
95 			? : count;
96 		mutex_unlock(&mvm->mutex);
97 		return ret;
98 	}
99 
100 	IWL_DEBUG_TX_QUEUES(mvm, "FLUSHING queues mask to flush = 0x%x\n",
101 			    flush_arg);
102 
103 	mutex_lock(&mvm->mutex);
104 	ret =  iwl_mvm_flush_tx_path(mvm, flush_arg) ? : count;
105 	mutex_unlock(&mvm->mutex);
106 
107 	return ret;
108 }
109 
110 static ssize_t iwl_dbgfs_sta_drain_write(struct iwl_mvm *mvm, char *buf,
111 					 size_t count, loff_t *ppos)
112 {
113 	struct iwl_mvm_sta *mvmsta;
114 	int sta_id, drain, ret;
115 
116 	if (!iwl_mvm_firmware_running(mvm) ||
117 	    mvm->fwrt.cur_fw_img != IWL_UCODE_REGULAR)
118 		return -EIO;
119 
120 	if (sscanf(buf, "%d %d", &sta_id, &drain) != 2)
121 		return -EINVAL;
122 	if (sta_id < 0 || sta_id >= mvm->fw->ucode_capa.num_stations)
123 		return -EINVAL;
124 	if (drain < 0 || drain > 1)
125 		return -EINVAL;
126 
127 	mutex_lock(&mvm->mutex);
128 
129 	mvmsta = iwl_mvm_sta_from_staid_protected(mvm, sta_id);
130 
131 	if (!mvmsta)
132 		ret = -ENOENT;
133 	else
134 		ret = iwl_mvm_drain_sta(mvm, mvmsta, drain) ? : count;
135 
136 	mutex_unlock(&mvm->mutex);
137 
138 	return ret;
139 }
140 
141 static ssize_t iwl_dbgfs_sram_read(struct file *file, char __user *user_buf,
142 				   size_t count, loff_t *ppos)
143 {
144 	struct iwl_mvm *mvm = file->private_data;
145 	const struct fw_img *img;
146 	unsigned int ofs, len;
147 	size_t ret;
148 	u8 *ptr;
149 
150 	if (!iwl_mvm_firmware_running(mvm))
151 		return -EINVAL;
152 
153 	/* default is to dump the entire data segment */
154 	img = &mvm->fw->img[mvm->fwrt.cur_fw_img];
155 	ofs = img->sec[IWL_UCODE_SECTION_DATA].offset;
156 	len = img->sec[IWL_UCODE_SECTION_DATA].len;
157 
158 	if (mvm->dbgfs_sram_len) {
159 		ofs = mvm->dbgfs_sram_offset;
160 		len = mvm->dbgfs_sram_len;
161 	}
162 
163 	ptr = kzalloc(len, GFP_KERNEL);
164 	if (!ptr)
165 		return -ENOMEM;
166 
167 	iwl_trans_read_mem_bytes(mvm->trans, ofs, ptr, len);
168 
169 	ret = simple_read_from_buffer(user_buf, count, ppos, ptr, len);
170 
171 	kfree(ptr);
172 
173 	return ret;
174 }
175 
176 static ssize_t iwl_dbgfs_sram_write(struct iwl_mvm *mvm, char *buf,
177 				    size_t count, loff_t *ppos)
178 {
179 	const struct fw_img *img;
180 	u32 offset, len;
181 	u32 img_offset, img_len;
182 
183 	if (!iwl_mvm_firmware_running(mvm))
184 		return -EINVAL;
185 
186 	img = &mvm->fw->img[mvm->fwrt.cur_fw_img];
187 	img_offset = img->sec[IWL_UCODE_SECTION_DATA].offset;
188 	img_len = img->sec[IWL_UCODE_SECTION_DATA].len;
189 
190 	if (sscanf(buf, "%x,%x", &offset, &len) == 2) {
191 		if ((offset & 0x3) || (len & 0x3))
192 			return -EINVAL;
193 
194 		if (offset + len > img_offset + img_len)
195 			return -EINVAL;
196 
197 		mvm->dbgfs_sram_offset = offset;
198 		mvm->dbgfs_sram_len = len;
199 	} else {
200 		mvm->dbgfs_sram_offset = 0;
201 		mvm->dbgfs_sram_len = 0;
202 	}
203 
204 	return count;
205 }
206 
207 static ssize_t iwl_dbgfs_set_nic_temperature_read(struct file *file,
208 						  char __user *user_buf,
209 						  size_t count, loff_t *ppos)
210 {
211 	struct iwl_mvm *mvm = file->private_data;
212 	char buf[16];
213 	int pos;
214 
215 	if (!mvm->temperature_test)
216 		pos = scnprintf(buf , sizeof(buf), "disabled\n");
217 	else
218 		pos = scnprintf(buf , sizeof(buf), "%d\n", mvm->temperature);
219 
220 	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
221 }
222 
223 /*
224  * Set NIC Temperature
225  * Cause the driver to ignore the actual NIC temperature reported by the FW
226  * Enable: any value between IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -
227  * IWL_MVM_DEBUG_SET_TEMPERATURE_MAX
228  * Disable: IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE
229  */
230 static ssize_t iwl_dbgfs_set_nic_temperature_write(struct iwl_mvm *mvm,
231 						   char *buf, size_t count,
232 						   loff_t *ppos)
233 {
234 	int temperature;
235 
236 	if (!iwl_mvm_firmware_running(mvm) && !mvm->temperature_test)
237 		return -EIO;
238 
239 	if (kstrtoint(buf, 10, &temperature))
240 		return -EINVAL;
241 	/* not a legal temperature */
242 	if ((temperature > IWL_MVM_DEBUG_SET_TEMPERATURE_MAX &&
243 	     temperature != IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE) ||
244 	    temperature < IWL_MVM_DEBUG_SET_TEMPERATURE_MIN)
245 		return -EINVAL;
246 
247 	mutex_lock(&mvm->mutex);
248 	if (temperature == IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE) {
249 		if (!mvm->temperature_test)
250 			goto out;
251 
252 		mvm->temperature_test = false;
253 		/* Since we can't read the temp while awake, just set
254 		 * it to zero until we get the next RX stats from the
255 		 * firmware.
256 		 */
257 		mvm->temperature = 0;
258 	} else {
259 		mvm->temperature_test = true;
260 		mvm->temperature = temperature;
261 	}
262 	IWL_DEBUG_TEMP(mvm, "%sabling debug set temperature (temp = %d)\n",
263 		       mvm->temperature_test ? "En" : "Dis" ,
264 		       mvm->temperature);
265 	/* handle the temperature change */
266 	iwl_mvm_tt_handler(mvm);
267 
268 out:
269 	mutex_unlock(&mvm->mutex);
270 
271 	return count;
272 }
273 
274 static ssize_t iwl_dbgfs_nic_temp_read(struct file *file,
275 				       char __user *user_buf,
276 				       size_t count, loff_t *ppos)
277 {
278 	struct iwl_mvm *mvm = file->private_data;
279 	char buf[16];
280 	int pos, ret;
281 	s32 temp;
282 
283 	if (!iwl_mvm_firmware_running(mvm))
284 		return -EIO;
285 
286 	mutex_lock(&mvm->mutex);
287 	ret = iwl_mvm_get_temp(mvm, &temp);
288 	mutex_unlock(&mvm->mutex);
289 
290 	if (ret)
291 		return -EIO;
292 
293 	pos = scnprintf(buf , sizeof(buf), "%d\n", temp);
294 
295 	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
296 }
297 
298 #ifdef CONFIG_ACPI
299 static ssize_t iwl_dbgfs_sar_geo_profile_read(struct file *file,
300 					      char __user *user_buf,
301 					      size_t count, loff_t *ppos)
302 {
303 	struct iwl_mvm *mvm = file->private_data;
304 	char buf[256];
305 	int pos = 0;
306 	int bufsz = sizeof(buf);
307 	int tbl_idx;
308 	u8 *value;
309 
310 	if (!iwl_mvm_firmware_running(mvm))
311 		return -EIO;
312 
313 	mutex_lock(&mvm->mutex);
314 	tbl_idx = iwl_mvm_get_sar_geo_profile(mvm);
315 	if (tbl_idx < 0) {
316 		mutex_unlock(&mvm->mutex);
317 		return tbl_idx;
318 	}
319 
320 	if (!tbl_idx) {
321 		pos = scnprintf(buf, bufsz,
322 				"SAR geographic profile disabled\n");
323 	} else {
324 		value = &mvm->fwrt.geo_profiles[tbl_idx - 1].values[0];
325 
326 		pos += scnprintf(buf + pos, bufsz - pos,
327 				 "Use geographic profile %d\n", tbl_idx);
328 		pos += scnprintf(buf + pos, bufsz - pos,
329 				 "2.4GHz:\n\tChain A offset: %hhu dBm\n\tChain B offset: %hhu dBm\n\tmax tx power: %hhu dBm\n",
330 				 value[1], value[2], value[0]);
331 		pos += scnprintf(buf + pos, bufsz - pos,
332 				 "5.2GHz:\n\tChain A offset: %hhu dBm\n\tChain B offset: %hhu dBm\n\tmax tx power: %hhu dBm\n",
333 				 value[4], value[5], value[3]);
334 	}
335 	mutex_unlock(&mvm->mutex);
336 
337 	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
338 }
339 #endif
340 
341 static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf,
342 				       size_t count, loff_t *ppos)
343 {
344 	struct iwl_mvm *mvm = file->private_data;
345 	struct ieee80211_sta *sta;
346 	char buf[400];
347 	int i, pos = 0, bufsz = sizeof(buf);
348 
349 	mutex_lock(&mvm->mutex);
350 
351 	for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++) {
352 		pos += scnprintf(buf + pos, bufsz - pos, "%.2d: ", i);
353 		sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[i],
354 						lockdep_is_held(&mvm->mutex));
355 		if (!sta)
356 			pos += scnprintf(buf + pos, bufsz - pos, "N/A\n");
357 		else if (IS_ERR(sta))
358 			pos += scnprintf(buf + pos, bufsz - pos, "%ld\n",
359 					 PTR_ERR(sta));
360 		else
361 			pos += scnprintf(buf + pos, bufsz - pos, "%pM\n",
362 					 sta->addr);
363 	}
364 
365 	mutex_unlock(&mvm->mutex);
366 
367 	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
368 }
369 
370 static ssize_t iwl_dbgfs_rs_data_read(struct file *file, char __user *user_buf,
371 				      size_t count, loff_t *ppos)
372 {
373 	struct ieee80211_sta *sta = file->private_data;
374 	struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
375 	struct iwl_lq_sta_rs_fw *lq_sta = &mvmsta->lq_sta.rs_fw;
376 	struct iwl_mvm *mvm = lq_sta->pers.drv;
377 	static const size_t bufsz = 2048;
378 	char *buff;
379 	int desc = 0;
380 	ssize_t ret;
381 
382 	buff = kmalloc(bufsz, GFP_KERNEL);
383 	if (!buff)
384 		return -ENOMEM;
385 
386 	mutex_lock(&mvm->mutex);
387 
388 	desc += scnprintf(buff + desc, bufsz - desc, "sta_id %d\n",
389 			  lq_sta->pers.sta_id);
390 	desc += scnprintf(buff + desc, bufsz - desc,
391 			  "fixed rate 0x%X\n",
392 			  lq_sta->pers.dbg_fixed_rate);
393 	desc += scnprintf(buff + desc, bufsz - desc,
394 			  "A-MPDU size limit %d\n",
395 			  lq_sta->pers.dbg_agg_frame_count_lim);
396 	desc += scnprintf(buff + desc, bufsz - desc,
397 			  "valid_tx_ant %s%s%s\n",
398 		(iwl_mvm_get_valid_tx_ant(mvm) & ANT_A) ? "ANT_A," : "",
399 		(iwl_mvm_get_valid_tx_ant(mvm) & ANT_B) ? "ANT_B," : "",
400 		(iwl_mvm_get_valid_tx_ant(mvm) & ANT_C) ? "ANT_C" : "");
401 	desc += scnprintf(buff + desc, bufsz - desc,
402 			  "last tx rate=0x%X ",
403 			  lq_sta->last_rate_n_flags);
404 
405 	desc += rs_pretty_print_rate(buff + desc, bufsz - desc,
406 				     lq_sta->last_rate_n_flags);
407 	if (desc < bufsz - 1)
408 		buff[desc++] = '\n';
409 	mutex_unlock(&mvm->mutex);
410 
411 	ret = simple_read_from_buffer(user_buf, count, ppos, buff, desc);
412 	kfree(buff);
413 	return ret;
414 }
415 
416 static ssize_t iwl_dbgfs_amsdu_len_write(struct ieee80211_sta *sta,
417 					 char *buf, size_t count,
418 					 loff_t *ppos)
419 {
420 	struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
421 	int i;
422 	u16 amsdu_len;
423 
424 	if (kstrtou16(buf, 0, &amsdu_len))
425 		return -EINVAL;
426 
427 	/* only change from debug set <-> debug unset */
428 	if ((amsdu_len && mvmsta->orig_amsdu_len) ||
429 	    (!!amsdu_len && mvmsta->orig_amsdu_len))
430 		return -EBUSY;
431 
432 	if (amsdu_len) {
433 		mvmsta->orig_amsdu_len = sta->max_amsdu_len;
434 		sta->max_amsdu_len = amsdu_len;
435 		for (i = 0; i < ARRAY_SIZE(sta->max_tid_amsdu_len); i++)
436 			sta->max_tid_amsdu_len[i] = amsdu_len;
437 	} else {
438 		sta->max_amsdu_len = mvmsta->orig_amsdu_len;
439 		mvmsta->orig_amsdu_len = 0;
440 	}
441 	return count;
442 }
443 
444 static ssize_t iwl_dbgfs_amsdu_len_read(struct file *file,
445 					char __user *user_buf,
446 					size_t count, loff_t *ppos)
447 {
448 	struct ieee80211_sta *sta = file->private_data;
449 	struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
450 
451 	char buf[32];
452 	int pos;
453 
454 	pos = scnprintf(buf, sizeof(buf), "current %d ", sta->max_amsdu_len);
455 	pos += scnprintf(buf + pos, sizeof(buf) - pos, "stored %d\n",
456 			 mvmsta->orig_amsdu_len);
457 
458 	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
459 }
460 
461 static ssize_t iwl_dbgfs_disable_power_off_read(struct file *file,
462 						char __user *user_buf,
463 						size_t count, loff_t *ppos)
464 {
465 	struct iwl_mvm *mvm = file->private_data;
466 	char buf[64];
467 	int bufsz = sizeof(buf);
468 	int pos = 0;
469 
470 	pos += scnprintf(buf+pos, bufsz-pos, "disable_power_off_d0=%d\n",
471 			 mvm->disable_power_off);
472 	pos += scnprintf(buf+pos, bufsz-pos, "disable_power_off_d3=%d\n",
473 			 mvm->disable_power_off_d3);
474 
475 	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
476 }
477 
478 static ssize_t iwl_dbgfs_disable_power_off_write(struct iwl_mvm *mvm, char *buf,
479 						 size_t count, loff_t *ppos)
480 {
481 	int ret, val;
482 
483 	if (!iwl_mvm_firmware_running(mvm))
484 		return -EIO;
485 
486 	if (!strncmp("disable_power_off_d0=", buf, 21)) {
487 		if (sscanf(buf + 21, "%d", &val) != 1)
488 			return -EINVAL;
489 		mvm->disable_power_off = val;
490 	} else if (!strncmp("disable_power_off_d3=", buf, 21)) {
491 		if (sscanf(buf + 21, "%d", &val) != 1)
492 			return -EINVAL;
493 		mvm->disable_power_off_d3 = val;
494 	} else {
495 		return -EINVAL;
496 	}
497 
498 	mutex_lock(&mvm->mutex);
499 	ret = iwl_mvm_power_update_device(mvm);
500 	mutex_unlock(&mvm->mutex);
501 
502 	return ret ?: count;
503 }
504 
505 static
506 int iwl_mvm_coex_dump_mbox(struct iwl_bt_coex_profile_notif *notif, char *buf,
507 			   int pos, int bufsz)
508 {
509 	pos += scnprintf(buf+pos, bufsz-pos, "MBOX dw0:\n");
510 
511 	BT_MBOX_PRINT(0, LE_SLAVE_LAT, false);
512 	BT_MBOX_PRINT(0, LE_PROF1, false);
513 	BT_MBOX_PRINT(0, LE_PROF2, false);
514 	BT_MBOX_PRINT(0, LE_PROF_OTHER, false);
515 	BT_MBOX_PRINT(0, CHL_SEQ_N, false);
516 	BT_MBOX_PRINT(0, INBAND_S, false);
517 	BT_MBOX_PRINT(0, LE_MIN_RSSI, false);
518 	BT_MBOX_PRINT(0, LE_SCAN, false);
519 	BT_MBOX_PRINT(0, LE_ADV, false);
520 	BT_MBOX_PRINT(0, LE_MAX_TX_POWER, false);
521 	BT_MBOX_PRINT(0, OPEN_CON_1, true);
522 
523 	pos += scnprintf(buf+pos, bufsz-pos, "MBOX dw1:\n");
524 
525 	BT_MBOX_PRINT(1, BR_MAX_TX_POWER, false);
526 	BT_MBOX_PRINT(1, IP_SR, false);
527 	BT_MBOX_PRINT(1, LE_MSTR, false);
528 	BT_MBOX_PRINT(1, AGGR_TRFC_LD, false);
529 	BT_MBOX_PRINT(1, MSG_TYPE, false);
530 	BT_MBOX_PRINT(1, SSN, true);
531 
532 	pos += scnprintf(buf+pos, bufsz-pos, "MBOX dw2:\n");
533 
534 	BT_MBOX_PRINT(2, SNIFF_ACT, false);
535 	BT_MBOX_PRINT(2, PAG, false);
536 	BT_MBOX_PRINT(2, INQUIRY, false);
537 	BT_MBOX_PRINT(2, CONN, false);
538 	BT_MBOX_PRINT(2, SNIFF_INTERVAL, false);
539 	BT_MBOX_PRINT(2, DISC, false);
540 	BT_MBOX_PRINT(2, SCO_TX_ACT, false);
541 	BT_MBOX_PRINT(2, SCO_RX_ACT, false);
542 	BT_MBOX_PRINT(2, ESCO_RE_TX, false);
543 	BT_MBOX_PRINT(2, SCO_DURATION, true);
544 
545 	pos += scnprintf(buf+pos, bufsz-pos, "MBOX dw3:\n");
546 
547 	BT_MBOX_PRINT(3, SCO_STATE, false);
548 	BT_MBOX_PRINT(3, SNIFF_STATE, false);
549 	BT_MBOX_PRINT(3, A2DP_STATE, false);
550 	BT_MBOX_PRINT(3, A2DP_SRC, false);
551 	BT_MBOX_PRINT(3, ACL_STATE, false);
552 	BT_MBOX_PRINT(3, MSTR_STATE, false);
553 	BT_MBOX_PRINT(3, OBX_STATE, false);
554 	BT_MBOX_PRINT(3, OPEN_CON_2, false);
555 	BT_MBOX_PRINT(3, TRAFFIC_LOAD, false);
556 	BT_MBOX_PRINT(3, CHL_SEQN_LSB, false);
557 	BT_MBOX_PRINT(3, INBAND_P, false);
558 	BT_MBOX_PRINT(3, MSG_TYPE_2, false);
559 	BT_MBOX_PRINT(3, SSN_2, false);
560 	BT_MBOX_PRINT(3, UPDATE_REQUEST, true);
561 
562 	return pos;
563 }
564 
565 static ssize_t iwl_dbgfs_bt_notif_read(struct file *file, char __user *user_buf,
566 				       size_t count, loff_t *ppos)
567 {
568 	struct iwl_mvm *mvm = file->private_data;
569 	struct iwl_bt_coex_profile_notif *notif = &mvm->last_bt_notif;
570 	char *buf;
571 	int ret, pos = 0, bufsz = sizeof(char) * 1024;
572 
573 	buf = kmalloc(bufsz, GFP_KERNEL);
574 	if (!buf)
575 		return -ENOMEM;
576 
577 	mutex_lock(&mvm->mutex);
578 
579 	pos += iwl_mvm_coex_dump_mbox(notif, buf, pos, bufsz);
580 
581 	pos += scnprintf(buf + pos, bufsz - pos, "bt_ci_compliance = %d\n",
582 			 notif->bt_ci_compliance);
583 	pos += scnprintf(buf + pos, bufsz - pos, "primary_ch_lut = %d\n",
584 			 le32_to_cpu(notif->primary_ch_lut));
585 	pos += scnprintf(buf + pos, bufsz - pos, "secondary_ch_lut = %d\n",
586 			 le32_to_cpu(notif->secondary_ch_lut));
587 	pos += scnprintf(buf + pos,
588 			 bufsz - pos, "bt_activity_grading = %d\n",
589 			 le32_to_cpu(notif->bt_activity_grading));
590 	pos += scnprintf(buf + pos, bufsz - pos, "bt_rrc = %d\n",
591 			 notif->rrc_status & 0xF);
592 	pos += scnprintf(buf + pos, bufsz - pos, "bt_ttc = %d\n",
593 			 notif->ttc_status & 0xF);
594 
595 	pos += scnprintf(buf + pos, bufsz - pos, "sync_sco = %d\n",
596 			 IWL_MVM_BT_COEX_SYNC2SCO);
597 	pos += scnprintf(buf + pos, bufsz - pos, "mplut = %d\n",
598 			 IWL_MVM_BT_COEX_MPLUT);
599 
600 	mutex_unlock(&mvm->mutex);
601 
602 	ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
603 	kfree(buf);
604 
605 	return ret;
606 }
607 #undef BT_MBOX_PRINT
608 
609 static ssize_t iwl_dbgfs_bt_cmd_read(struct file *file, char __user *user_buf,
610 				     size_t count, loff_t *ppos)
611 {
612 	struct iwl_mvm *mvm = file->private_data;
613 	struct iwl_bt_coex_ci_cmd *cmd = &mvm->last_bt_ci_cmd;
614 	char buf[256];
615 	int bufsz = sizeof(buf);
616 	int pos = 0;
617 
618 	mutex_lock(&mvm->mutex);
619 
620 	pos += scnprintf(buf + pos, bufsz - pos, "Channel inhibition CMD\n");
621 	pos += scnprintf(buf + pos, bufsz - pos,
622 			 "\tPrimary Channel Bitmap 0x%016llx\n",
623 			 le64_to_cpu(cmd->bt_primary_ci));
624 	pos += scnprintf(buf + pos, bufsz - pos,
625 			 "\tSecondary Channel Bitmap 0x%016llx\n",
626 			 le64_to_cpu(cmd->bt_secondary_ci));
627 
628 	mutex_unlock(&mvm->mutex);
629 
630 	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
631 }
632 
633 static ssize_t
634 iwl_dbgfs_bt_tx_prio_write(struct iwl_mvm *mvm, char *buf,
635 			   size_t count, loff_t *ppos)
636 {
637 	u32 bt_tx_prio;
638 
639 	if (sscanf(buf, "%u", &bt_tx_prio) != 1)
640 		return -EINVAL;
641 	if (bt_tx_prio > 4)
642 		return -EINVAL;
643 
644 	mvm->bt_tx_prio = bt_tx_prio;
645 
646 	return count;
647 }
648 
649 static ssize_t
650 iwl_dbgfs_bt_force_ant_write(struct iwl_mvm *mvm, char *buf,
651 			     size_t count, loff_t *ppos)
652 {
653 	static const char * const modes_str[BT_FORCE_ANT_MAX] = {
654 		[BT_FORCE_ANT_DIS] = "dis",
655 		[BT_FORCE_ANT_AUTO] = "auto",
656 		[BT_FORCE_ANT_BT] = "bt",
657 		[BT_FORCE_ANT_WIFI] = "wifi",
658 	};
659 	int ret, bt_force_ant_mode;
660 
661 	ret = match_string(modes_str, ARRAY_SIZE(modes_str), buf);
662 	if (ret < 0)
663 		return ret;
664 
665 	bt_force_ant_mode = ret;
666 	ret = 0;
667 	mutex_lock(&mvm->mutex);
668 	if (mvm->bt_force_ant_mode == bt_force_ant_mode)
669 		goto out;
670 
671 	mvm->bt_force_ant_mode = bt_force_ant_mode;
672 	IWL_DEBUG_COEX(mvm, "Force mode: %s\n",
673 		       modes_str[mvm->bt_force_ant_mode]);
674 
675 	if (iwl_mvm_firmware_running(mvm))
676 		ret = iwl_mvm_send_bt_init_conf(mvm);
677 	else
678 		ret = 0;
679 
680 out:
681 	mutex_unlock(&mvm->mutex);
682 	return ret ?: count;
683 }
684 
685 static ssize_t iwl_dbgfs_fw_ver_read(struct file *file, char __user *user_buf,
686 				     size_t count, loff_t *ppos)
687 {
688 	struct iwl_mvm *mvm = file->private_data;
689 	char *buff, *pos, *endpos;
690 	static const size_t bufsz = 1024;
691 	int ret;
692 
693 	buff = kmalloc(bufsz, GFP_KERNEL);
694 	if (!buff)
695 		return -ENOMEM;
696 
697 	pos = buff;
698 	endpos = pos + bufsz;
699 
700 	pos += scnprintf(pos, endpos - pos, "FW prefix: %s\n",
701 			 mvm->trans->cfg->fw_name_pre);
702 	pos += scnprintf(pos, endpos - pos, "FW: %s\n",
703 			 mvm->fwrt.fw->human_readable);
704 	pos += scnprintf(pos, endpos - pos, "Device: %s\n",
705 			 mvm->fwrt.trans->name);
706 	pos += scnprintf(pos, endpos - pos, "Bus: %s\n",
707 			 mvm->fwrt.dev->bus->name);
708 
709 	ret = simple_read_from_buffer(user_buf, count, ppos, buff, pos - buff);
710 	kfree(buff);
711 
712 	return ret;
713 }
714 
715 static ssize_t iwl_dbgfs_phy_integration_ver_read(struct file *file,
716 						  char __user *user_buf,
717 						  size_t count, loff_t *ppos)
718 {
719 	struct iwl_mvm *mvm = file->private_data;
720 	char *buf;
721 	size_t bufsz;
722 	int pos;
723 	ssize_t ret;
724 
725 	bufsz = mvm->fw->phy_integration_ver_len + 2;
726 	buf = kmalloc(bufsz, GFP_KERNEL);
727 	if (!buf)
728 		return -ENOMEM;
729 
730 	pos = scnprintf(buf, bufsz, "%.*s\n", mvm->fw->phy_integration_ver_len,
731 			mvm->fw->phy_integration_ver);
732 
733 	ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
734 
735 	kfree(buf);
736 	return ret;
737 }
738 
739 #define PRINT_STATS_LE32(_struct, _memb)				\
740 			 pos += scnprintf(buf + pos, bufsz - pos,	\
741 					  fmt_table, #_memb,		\
742 					  le32_to_cpu(_struct->_memb))
743 
744 static ssize_t iwl_dbgfs_fw_rx_stats_read(struct file *file,
745 					  char __user *user_buf, size_t count,
746 					  loff_t *ppos)
747 {
748 	struct iwl_mvm *mvm = file->private_data;
749 	static const char *fmt_table = "\t%-30s %10u\n";
750 	static const char *fmt_header = "%-32s\n";
751 	int pos = 0;
752 	char *buf;
753 	int ret;
754 	size_t bufsz;
755 
756 	if (iwl_mvm_has_new_rx_stats_api(mvm))
757 		bufsz = ((sizeof(struct mvm_statistics_rx) /
758 			  sizeof(__le32)) * 43) + (4 * 33) + 1;
759 	else
760 		/* 43 = size of each data line; 33 = size of each header */
761 		bufsz = ((sizeof(struct mvm_statistics_rx_v3) /
762 			  sizeof(__le32)) * 43) + (4 * 33) + 1;
763 
764 	buf = kzalloc(bufsz, GFP_KERNEL);
765 	if (!buf)
766 		return -ENOMEM;
767 
768 	mutex_lock(&mvm->mutex);
769 
770 	if (iwl_mvm_firmware_running(mvm))
771 		iwl_mvm_request_statistics(mvm, false);
772 
773 	pos += scnprintf(buf + pos, bufsz - pos, fmt_header,
774 			 "Statistics_Rx - OFDM");
775 	if (!iwl_mvm_has_new_rx_stats_api(mvm)) {
776 		struct mvm_statistics_rx_phy_v2 *ofdm = &mvm->rx_stats_v3.ofdm;
777 
778 		PRINT_STATS_LE32(ofdm, ina_cnt);
779 		PRINT_STATS_LE32(ofdm, fina_cnt);
780 		PRINT_STATS_LE32(ofdm, plcp_err);
781 		PRINT_STATS_LE32(ofdm, crc32_err);
782 		PRINT_STATS_LE32(ofdm, overrun_err);
783 		PRINT_STATS_LE32(ofdm, early_overrun_err);
784 		PRINT_STATS_LE32(ofdm, crc32_good);
785 		PRINT_STATS_LE32(ofdm, false_alarm_cnt);
786 		PRINT_STATS_LE32(ofdm, fina_sync_err_cnt);
787 		PRINT_STATS_LE32(ofdm, sfd_timeout);
788 		PRINT_STATS_LE32(ofdm, fina_timeout);
789 		PRINT_STATS_LE32(ofdm, unresponded_rts);
790 		PRINT_STATS_LE32(ofdm, rxe_frame_lmt_overrun);
791 		PRINT_STATS_LE32(ofdm, sent_ack_cnt);
792 		PRINT_STATS_LE32(ofdm, sent_cts_cnt);
793 		PRINT_STATS_LE32(ofdm, sent_ba_rsp_cnt);
794 		PRINT_STATS_LE32(ofdm, dsp_self_kill);
795 		PRINT_STATS_LE32(ofdm, mh_format_err);
796 		PRINT_STATS_LE32(ofdm, re_acq_main_rssi_sum);
797 		PRINT_STATS_LE32(ofdm, reserved);
798 	} else {
799 		struct mvm_statistics_rx_phy *ofdm = &mvm->rx_stats.ofdm;
800 
801 		PRINT_STATS_LE32(ofdm, unresponded_rts);
802 		PRINT_STATS_LE32(ofdm, rxe_frame_lmt_overrun);
803 		PRINT_STATS_LE32(ofdm, sent_ba_rsp_cnt);
804 		PRINT_STATS_LE32(ofdm, dsp_self_kill);
805 		PRINT_STATS_LE32(ofdm, reserved);
806 	}
807 
808 	pos += scnprintf(buf + pos, bufsz - pos, fmt_header,
809 			 "Statistics_Rx - CCK");
810 	if (!iwl_mvm_has_new_rx_stats_api(mvm)) {
811 		struct mvm_statistics_rx_phy_v2 *cck = &mvm->rx_stats_v3.cck;
812 
813 		PRINT_STATS_LE32(cck, ina_cnt);
814 		PRINT_STATS_LE32(cck, fina_cnt);
815 		PRINT_STATS_LE32(cck, plcp_err);
816 		PRINT_STATS_LE32(cck, crc32_err);
817 		PRINT_STATS_LE32(cck, overrun_err);
818 		PRINT_STATS_LE32(cck, early_overrun_err);
819 		PRINT_STATS_LE32(cck, crc32_good);
820 		PRINT_STATS_LE32(cck, false_alarm_cnt);
821 		PRINT_STATS_LE32(cck, fina_sync_err_cnt);
822 		PRINT_STATS_LE32(cck, sfd_timeout);
823 		PRINT_STATS_LE32(cck, fina_timeout);
824 		PRINT_STATS_LE32(cck, unresponded_rts);
825 		PRINT_STATS_LE32(cck, rxe_frame_lmt_overrun);
826 		PRINT_STATS_LE32(cck, sent_ack_cnt);
827 		PRINT_STATS_LE32(cck, sent_cts_cnt);
828 		PRINT_STATS_LE32(cck, sent_ba_rsp_cnt);
829 		PRINT_STATS_LE32(cck, dsp_self_kill);
830 		PRINT_STATS_LE32(cck, mh_format_err);
831 		PRINT_STATS_LE32(cck, re_acq_main_rssi_sum);
832 		PRINT_STATS_LE32(cck, reserved);
833 	} else {
834 		struct mvm_statistics_rx_phy *cck = &mvm->rx_stats.cck;
835 
836 		PRINT_STATS_LE32(cck, unresponded_rts);
837 		PRINT_STATS_LE32(cck, rxe_frame_lmt_overrun);
838 		PRINT_STATS_LE32(cck, sent_ba_rsp_cnt);
839 		PRINT_STATS_LE32(cck, dsp_self_kill);
840 		PRINT_STATS_LE32(cck, reserved);
841 	}
842 
843 	pos += scnprintf(buf + pos, bufsz - pos, fmt_header,
844 			 "Statistics_Rx - GENERAL");
845 	if (!iwl_mvm_has_new_rx_stats_api(mvm)) {
846 		struct mvm_statistics_rx_non_phy_v3 *general =
847 			&mvm->rx_stats_v3.general;
848 
849 		PRINT_STATS_LE32(general, bogus_cts);
850 		PRINT_STATS_LE32(general, bogus_ack);
851 		PRINT_STATS_LE32(general, non_bssid_frames);
852 		PRINT_STATS_LE32(general, filtered_frames);
853 		PRINT_STATS_LE32(general, non_channel_beacons);
854 		PRINT_STATS_LE32(general, channel_beacons);
855 		PRINT_STATS_LE32(general, num_missed_bcon);
856 		PRINT_STATS_LE32(general, adc_rx_saturation_time);
857 		PRINT_STATS_LE32(general, ina_detection_search_time);
858 		PRINT_STATS_LE32(general, beacon_silence_rssi_a);
859 		PRINT_STATS_LE32(general, beacon_silence_rssi_b);
860 		PRINT_STATS_LE32(general, beacon_silence_rssi_c);
861 		PRINT_STATS_LE32(general, interference_data_flag);
862 		PRINT_STATS_LE32(general, channel_load);
863 		PRINT_STATS_LE32(general, dsp_false_alarms);
864 		PRINT_STATS_LE32(general, beacon_rssi_a);
865 		PRINT_STATS_LE32(general, beacon_rssi_b);
866 		PRINT_STATS_LE32(general, beacon_rssi_c);
867 		PRINT_STATS_LE32(general, beacon_energy_a);
868 		PRINT_STATS_LE32(general, beacon_energy_b);
869 		PRINT_STATS_LE32(general, beacon_energy_c);
870 		PRINT_STATS_LE32(general, num_bt_kills);
871 		PRINT_STATS_LE32(general, mac_id);
872 		PRINT_STATS_LE32(general, directed_data_mpdu);
873 	} else {
874 		struct mvm_statistics_rx_non_phy *general =
875 			&mvm->rx_stats.general;
876 
877 		PRINT_STATS_LE32(general, bogus_cts);
878 		PRINT_STATS_LE32(general, bogus_ack);
879 		PRINT_STATS_LE32(general, non_channel_beacons);
880 		PRINT_STATS_LE32(general, channel_beacons);
881 		PRINT_STATS_LE32(general, num_missed_bcon);
882 		PRINT_STATS_LE32(general, adc_rx_saturation_time);
883 		PRINT_STATS_LE32(general, ina_detection_search_time);
884 		PRINT_STATS_LE32(general, beacon_silence_rssi_a);
885 		PRINT_STATS_LE32(general, beacon_silence_rssi_b);
886 		PRINT_STATS_LE32(general, beacon_silence_rssi_c);
887 		PRINT_STATS_LE32(general, interference_data_flag);
888 		PRINT_STATS_LE32(general, channel_load);
889 		PRINT_STATS_LE32(general, beacon_rssi_a);
890 		PRINT_STATS_LE32(general, beacon_rssi_b);
891 		PRINT_STATS_LE32(general, beacon_rssi_c);
892 		PRINT_STATS_LE32(general, beacon_energy_a);
893 		PRINT_STATS_LE32(general, beacon_energy_b);
894 		PRINT_STATS_LE32(general, beacon_energy_c);
895 		PRINT_STATS_LE32(general, num_bt_kills);
896 		PRINT_STATS_LE32(general, mac_id);
897 	}
898 
899 	pos += scnprintf(buf + pos, bufsz - pos, fmt_header,
900 			 "Statistics_Rx - HT");
901 	if (!iwl_mvm_has_new_rx_stats_api(mvm)) {
902 		struct mvm_statistics_rx_ht_phy_v1 *ht =
903 			&mvm->rx_stats_v3.ofdm_ht;
904 
905 		PRINT_STATS_LE32(ht, plcp_err);
906 		PRINT_STATS_LE32(ht, overrun_err);
907 		PRINT_STATS_LE32(ht, early_overrun_err);
908 		PRINT_STATS_LE32(ht, crc32_good);
909 		PRINT_STATS_LE32(ht, crc32_err);
910 		PRINT_STATS_LE32(ht, mh_format_err);
911 		PRINT_STATS_LE32(ht, agg_crc32_good);
912 		PRINT_STATS_LE32(ht, agg_mpdu_cnt);
913 		PRINT_STATS_LE32(ht, agg_cnt);
914 		PRINT_STATS_LE32(ht, unsupport_mcs);
915 	} else {
916 		struct mvm_statistics_rx_ht_phy *ht =
917 			&mvm->rx_stats.ofdm_ht;
918 
919 		PRINT_STATS_LE32(ht, mh_format_err);
920 		PRINT_STATS_LE32(ht, agg_mpdu_cnt);
921 		PRINT_STATS_LE32(ht, agg_cnt);
922 		PRINT_STATS_LE32(ht, unsupport_mcs);
923 	}
924 
925 	mutex_unlock(&mvm->mutex);
926 
927 	ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
928 	kfree(buf);
929 
930 	return ret;
931 }
932 #undef PRINT_STAT_LE32
933 
934 static ssize_t iwl_dbgfs_frame_stats_read(struct iwl_mvm *mvm,
935 					  char __user *user_buf, size_t count,
936 					  loff_t *ppos,
937 					  struct iwl_mvm_frame_stats *stats)
938 {
939 	char *buff, *pos, *endpos;
940 	int idx, i;
941 	int ret;
942 	static const size_t bufsz = 1024;
943 
944 	buff = kmalloc(bufsz, GFP_KERNEL);
945 	if (!buff)
946 		return -ENOMEM;
947 
948 	spin_lock_bh(&mvm->drv_stats_lock);
949 
950 	pos = buff;
951 	endpos = pos + bufsz;
952 
953 	pos += scnprintf(pos, endpos - pos,
954 			 "Legacy/HT/VHT\t:\t%d/%d/%d\n",
955 			 stats->legacy_frames,
956 			 stats->ht_frames,
957 			 stats->vht_frames);
958 	pos += scnprintf(pos, endpos - pos, "20/40/80\t:\t%d/%d/%d\n",
959 			 stats->bw_20_frames,
960 			 stats->bw_40_frames,
961 			 stats->bw_80_frames);
962 	pos += scnprintf(pos, endpos - pos, "NGI/SGI\t\t:\t%d/%d\n",
963 			 stats->ngi_frames,
964 			 stats->sgi_frames);
965 	pos += scnprintf(pos, endpos - pos, "SISO/MIMO2\t:\t%d/%d\n",
966 			 stats->siso_frames,
967 			 stats->mimo2_frames);
968 	pos += scnprintf(pos, endpos - pos, "FAIL/SCSS\t:\t%d/%d\n",
969 			 stats->fail_frames,
970 			 stats->success_frames);
971 	pos += scnprintf(pos, endpos - pos, "MPDUs agg\t:\t%d\n",
972 			 stats->agg_frames);
973 	pos += scnprintf(pos, endpos - pos, "A-MPDUs\t\t:\t%d\n",
974 			 stats->ampdu_count);
975 	pos += scnprintf(pos, endpos - pos, "Avg MPDUs/A-MPDU:\t%d\n",
976 			 stats->ampdu_count > 0 ?
977 			 (stats->agg_frames / stats->ampdu_count) : 0);
978 
979 	pos += scnprintf(pos, endpos - pos, "Last Rates\n");
980 
981 	idx = stats->last_frame_idx - 1;
982 	for (i = 0; i < ARRAY_SIZE(stats->last_rates); i++) {
983 		idx = (idx + 1) % ARRAY_SIZE(stats->last_rates);
984 		if (stats->last_rates[idx] == 0)
985 			continue;
986 		pos += scnprintf(pos, endpos - pos, "Rate[%d]: ",
987 				 (int)(ARRAY_SIZE(stats->last_rates) - i));
988 		pos += rs_pretty_print_rate(pos, endpos - pos,
989 					    stats->last_rates[idx]);
990 		if (pos < endpos - 1)
991 			*pos++ = '\n';
992 	}
993 	spin_unlock_bh(&mvm->drv_stats_lock);
994 
995 	ret = simple_read_from_buffer(user_buf, count, ppos, buff, pos - buff);
996 	kfree(buff);
997 
998 	return ret;
999 }
1000 
1001 static ssize_t iwl_dbgfs_drv_rx_stats_read(struct file *file,
1002 					   char __user *user_buf, size_t count,
1003 					   loff_t *ppos)
1004 {
1005 	struct iwl_mvm *mvm = file->private_data;
1006 
1007 	return iwl_dbgfs_frame_stats_read(mvm, user_buf, count, ppos,
1008 					  &mvm->drv_rx_stats);
1009 }
1010 
1011 static ssize_t iwl_dbgfs_fw_restart_write(struct iwl_mvm *mvm, char *buf,
1012 					  size_t count, loff_t *ppos)
1013 {
1014 	int __maybe_unused ret;
1015 
1016 	if (!iwl_mvm_firmware_running(mvm))
1017 		return -EIO;
1018 
1019 	mutex_lock(&mvm->mutex);
1020 
1021 	/* allow one more restart that we're provoking here */
1022 	if (mvm->fw_restart >= 0)
1023 		mvm->fw_restart++;
1024 
1025 	/* take the return value to make compiler happy - it will fail anyway */
1026 	ret = iwl_mvm_send_cmd_pdu(mvm,
1027 				   WIDE_ID(LONG_GROUP, REPLY_ERROR),
1028 				   0, 0, NULL);
1029 
1030 	mutex_unlock(&mvm->mutex);
1031 
1032 	return count;
1033 }
1034 
1035 static ssize_t iwl_dbgfs_fw_nmi_write(struct iwl_mvm *mvm, char *buf,
1036 				      size_t count, loff_t *ppos)
1037 {
1038 	if (!iwl_mvm_firmware_running(mvm))
1039 		return -EIO;
1040 
1041 	iwl_force_nmi(mvm->trans);
1042 
1043 	return count;
1044 }
1045 
1046 static ssize_t
1047 iwl_dbgfs_scan_ant_rxchain_read(struct file *file,
1048 				char __user *user_buf,
1049 				size_t count, loff_t *ppos)
1050 {
1051 	struct iwl_mvm *mvm = file->private_data;
1052 	int pos = 0;
1053 	char buf[32];
1054 	const size_t bufsz = sizeof(buf);
1055 
1056 	/* print which antennas were set for the scan command by the user */
1057 	pos += scnprintf(buf + pos, bufsz - pos, "Antennas for scan: ");
1058 	if (mvm->scan_rx_ant & ANT_A)
1059 		pos += scnprintf(buf + pos, bufsz - pos, "A");
1060 	if (mvm->scan_rx_ant & ANT_B)
1061 		pos += scnprintf(buf + pos, bufsz - pos, "B");
1062 	if (mvm->scan_rx_ant & ANT_C)
1063 		pos += scnprintf(buf + pos, bufsz - pos, "C");
1064 	pos += scnprintf(buf + pos, bufsz - pos, " (%hhx)\n", mvm->scan_rx_ant);
1065 
1066 	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1067 }
1068 
1069 static ssize_t
1070 iwl_dbgfs_scan_ant_rxchain_write(struct iwl_mvm *mvm, char *buf,
1071 				 size_t count, loff_t *ppos)
1072 {
1073 	u8 scan_rx_ant;
1074 
1075 	if (!iwl_mvm_firmware_running(mvm))
1076 		return -EIO;
1077 
1078 	if (sscanf(buf, "%hhx", &scan_rx_ant) != 1)
1079 		return -EINVAL;
1080 	if (scan_rx_ant > ANT_ABC)
1081 		return -EINVAL;
1082 	if (scan_rx_ant & ~(iwl_mvm_get_valid_rx_ant(mvm)))
1083 		return -EINVAL;
1084 
1085 	if (mvm->scan_rx_ant != scan_rx_ant) {
1086 		mvm->scan_rx_ant = scan_rx_ant;
1087 		if (fw_has_capa(&mvm->fw->ucode_capa,
1088 				IWL_UCODE_TLV_CAPA_UMAC_SCAN))
1089 			iwl_mvm_config_scan(mvm);
1090 	}
1091 
1092 	return count;
1093 }
1094 
1095 static ssize_t iwl_dbgfs_indirection_tbl_write(struct iwl_mvm *mvm,
1096 					       char *buf, size_t count,
1097 					       loff_t *ppos)
1098 {
1099 	struct iwl_rss_config_cmd cmd = {
1100 		.flags = cpu_to_le32(IWL_RSS_ENABLE),
1101 		.hash_mask = IWL_RSS_HASH_TYPE_IPV4_TCP |
1102 			     IWL_RSS_HASH_TYPE_IPV4_UDP |
1103 			     IWL_RSS_HASH_TYPE_IPV4_PAYLOAD |
1104 			     IWL_RSS_HASH_TYPE_IPV6_TCP |
1105 			     IWL_RSS_HASH_TYPE_IPV6_UDP |
1106 			     IWL_RSS_HASH_TYPE_IPV6_PAYLOAD,
1107 	};
1108 	int ret, i, num_repeats, nbytes = count / 2;
1109 
1110 	ret = hex2bin(cmd.indirection_table, buf, nbytes);
1111 	if (ret)
1112 		return ret;
1113 
1114 	/*
1115 	 * The input is the redirection table, partial or full.
1116 	 * Repeat the pattern if needed.
1117 	 * For example, input of 01020F will be repeated 42 times,
1118 	 * indirecting RSS hash results to queues 1, 2, 15 (skipping
1119 	 * queues 3 - 14).
1120 	 */
1121 	num_repeats = ARRAY_SIZE(cmd.indirection_table) / nbytes;
1122 	for (i = 1; i < num_repeats; i++)
1123 		memcpy(&cmd.indirection_table[i * nbytes],
1124 		       cmd.indirection_table, nbytes);
1125 	/* handle cut in the middle pattern for the last places */
1126 	memcpy(&cmd.indirection_table[i * nbytes], cmd.indirection_table,
1127 	       ARRAY_SIZE(cmd.indirection_table) % nbytes);
1128 
1129 	netdev_rss_key_fill(cmd.secret_key, sizeof(cmd.secret_key));
1130 
1131 	mutex_lock(&mvm->mutex);
1132 	if (iwl_mvm_firmware_running(mvm))
1133 		ret = iwl_mvm_send_cmd_pdu(mvm, RSS_CONFIG_CMD, 0,
1134 					   sizeof(cmd), &cmd);
1135 	else
1136 		ret = 0;
1137 	mutex_unlock(&mvm->mutex);
1138 
1139 	return ret ?: count;
1140 }
1141 
1142 static ssize_t iwl_dbgfs_inject_packet_write(struct iwl_mvm *mvm,
1143 					     char *buf, size_t count,
1144 					     loff_t *ppos)
1145 {
1146 	struct iwl_op_mode *opmode = container_of((void *)mvm,
1147 						  struct iwl_op_mode,
1148 						  op_mode_specific);
1149 	struct iwl_rx_cmd_buffer rxb = {
1150 		._rx_page_order = 0,
1151 		.truesize = 0, /* not used */
1152 		._offset = 0,
1153 	};
1154 	struct iwl_rx_packet *pkt;
1155 	int bin_len = count / 2;
1156 	int ret = -EINVAL;
1157 
1158 	if (!iwl_mvm_firmware_running(mvm))
1159 		return -EIO;
1160 
1161 	/* supporting only MQ RX */
1162 	if (!mvm->trans->trans_cfg->mq_rx_supported)
1163 		return -ENOTSUPP;
1164 
1165 	rxb._page = alloc_pages(GFP_ATOMIC, 0);
1166 	if (!rxb._page)
1167 		return -ENOMEM;
1168 	pkt = rxb_addr(&rxb);
1169 
1170 	ret = hex2bin(page_address(rxb._page), buf, bin_len);
1171 	if (ret)
1172 		goto out;
1173 
1174 	/* avoid invalid memory access and malformed packet */
1175 	if (bin_len < sizeof(*pkt) ||
1176 	    bin_len != sizeof(*pkt) + iwl_rx_packet_payload_len(pkt))
1177 		goto out;
1178 
1179 	local_bh_disable();
1180 	iwl_mvm_rx_mq(opmode, NULL, &rxb);
1181 	local_bh_enable();
1182 	ret = 0;
1183 
1184 out:
1185 	iwl_free_rxb(&rxb);
1186 
1187 	return ret ?: count;
1188 }
1189 
1190 static int _iwl_dbgfs_inject_beacon_ie(struct iwl_mvm *mvm, char *bin, int len)
1191 {
1192 	struct ieee80211_vif *vif;
1193 	struct iwl_mvm_vif *mvmvif;
1194 	struct sk_buff *beacon;
1195 	struct ieee80211_tx_info *info;
1196 	struct iwl_mac_beacon_cmd beacon_cmd = {};
1197 	u8 rate;
1198 	u16 flags;
1199 	int i;
1200 
1201 	len /= 2;
1202 
1203 	/* Element len should be represented by u8 */
1204 	if (len >= U8_MAX)
1205 		return -EINVAL;
1206 
1207 	if (!iwl_mvm_firmware_running(mvm))
1208 		return -EIO;
1209 
1210 	if (!iwl_mvm_has_new_tx_api(mvm) &&
1211 	    !fw_has_api(&mvm->fw->ucode_capa,
1212 			IWL_UCODE_TLV_API_NEW_BEACON_TEMPLATE))
1213 		return -EINVAL;
1214 
1215 	mutex_lock(&mvm->mutex);
1216 
1217 	for (i = 0; i < NUM_MAC_INDEX_DRIVER; i++) {
1218 		vif = iwl_mvm_rcu_dereference_vif_id(mvm, i, false);
1219 		if (!vif)
1220 			continue;
1221 
1222 		if (vif->type == NL80211_IFTYPE_AP)
1223 			break;
1224 	}
1225 
1226 	if (i == NUM_MAC_INDEX_DRIVER || !vif)
1227 		goto out_err;
1228 
1229 	mvm->hw->extra_beacon_tailroom = len;
1230 
1231 	beacon = ieee80211_beacon_get_template(mvm->hw, vif, NULL);
1232 	if (!beacon)
1233 		goto out_err;
1234 
1235 	if (len && hex2bin(skb_put_zero(beacon, len), bin, len)) {
1236 		dev_kfree_skb(beacon);
1237 		goto out_err;
1238 	}
1239 
1240 	mvm->beacon_inject_active = true;
1241 
1242 	mvmvif = iwl_mvm_vif_from_mac80211(vif);
1243 	info = IEEE80211_SKB_CB(beacon);
1244 	rate = iwl_mvm_mac_ctxt_get_lowest_rate(info, vif);
1245 	flags = iwl_mvm_mac80211_idx_to_hwrate(rate);
1246 
1247 	if (rate == IWL_FIRST_CCK_RATE)
1248 		flags |= IWL_MAC_BEACON_CCK;
1249 
1250 	beacon_cmd.flags = cpu_to_le16(flags);
1251 	beacon_cmd.byte_cnt = cpu_to_le16((u16)beacon->len);
1252 	beacon_cmd.template_id = cpu_to_le32((u32)mvmvif->id);
1253 
1254 	iwl_mvm_mac_ctxt_set_tim(mvm, &beacon_cmd.tim_idx,
1255 				 &beacon_cmd.tim_size,
1256 				 beacon->data, beacon->len);
1257 
1258 	iwl_mvm_mac_ctxt_send_beacon_cmd(mvm, beacon, &beacon_cmd,
1259 					 sizeof(beacon_cmd));
1260 	mutex_unlock(&mvm->mutex);
1261 
1262 	dev_kfree_skb(beacon);
1263 
1264 	return 0;
1265 
1266 out_err:
1267 	mutex_unlock(&mvm->mutex);
1268 	return -EINVAL;
1269 }
1270 
1271 static ssize_t iwl_dbgfs_inject_beacon_ie_write(struct iwl_mvm *mvm,
1272 						char *buf, size_t count,
1273 						loff_t *ppos)
1274 {
1275 	int ret = _iwl_dbgfs_inject_beacon_ie(mvm, buf, count);
1276 
1277 	mvm->hw->extra_beacon_tailroom = 0;
1278 	return ret ?: count;
1279 }
1280 
1281 static ssize_t iwl_dbgfs_inject_beacon_ie_restore_write(struct iwl_mvm *mvm,
1282 							char *buf,
1283 							size_t count,
1284 							loff_t *ppos)
1285 {
1286 	int ret = _iwl_dbgfs_inject_beacon_ie(mvm, NULL, 0);
1287 
1288 	mvm->hw->extra_beacon_tailroom = 0;
1289 	mvm->beacon_inject_active = false;
1290 	return ret ?: count;
1291 }
1292 
1293 static ssize_t iwl_dbgfs_fw_dbg_conf_read(struct file *file,
1294 					  char __user *user_buf,
1295 					  size_t count, loff_t *ppos)
1296 {
1297 	struct iwl_mvm *mvm = file->private_data;
1298 	int conf;
1299 	char buf[8];
1300 	const size_t bufsz = sizeof(buf);
1301 	int pos = 0;
1302 
1303 	mutex_lock(&mvm->mutex);
1304 	conf = mvm->fwrt.dump.conf;
1305 	mutex_unlock(&mvm->mutex);
1306 
1307 	pos += scnprintf(buf + pos, bufsz - pos, "%d\n", conf);
1308 
1309 	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1310 }
1311 
1312 static ssize_t iwl_dbgfs_fw_dbg_conf_write(struct iwl_mvm *mvm,
1313 					   char *buf, size_t count,
1314 					   loff_t *ppos)
1315 {
1316 	unsigned int conf_id;
1317 	int ret;
1318 
1319 	if (!iwl_mvm_firmware_running(mvm))
1320 		return -EIO;
1321 
1322 	ret = kstrtouint(buf, 0, &conf_id);
1323 	if (ret)
1324 		return ret;
1325 
1326 	if (WARN_ON(conf_id >= FW_DBG_CONF_MAX))
1327 		return -EINVAL;
1328 
1329 	mutex_lock(&mvm->mutex);
1330 	ret = iwl_fw_start_dbg_conf(&mvm->fwrt, conf_id);
1331 	mutex_unlock(&mvm->mutex);
1332 
1333 	return ret ?: count;
1334 }
1335 
1336 static ssize_t iwl_dbgfs_fw_dbg_collect_write(struct iwl_mvm *mvm,
1337 					      char *buf, size_t count,
1338 					      loff_t *ppos)
1339 {
1340 	if (count == 0)
1341 		return 0;
1342 
1343 	iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_USER_TRIGGER,
1344 			       NULL);
1345 
1346 	iwl_fw_dbg_collect(&mvm->fwrt, FW_DBG_TRIGGER_USER, buf,
1347 			   (count - 1), NULL);
1348 
1349 	return count;
1350 }
1351 
1352 static ssize_t iwl_dbgfs_dbg_time_point_write(struct iwl_mvm *mvm,
1353 					      char *buf, size_t count,
1354 					      loff_t *ppos)
1355 {
1356 	u32 timepoint;
1357 
1358 	if (kstrtou32(buf, 0, &timepoint))
1359 		return -EINVAL;
1360 
1361 	if (timepoint == IWL_FW_INI_TIME_POINT_INVALID ||
1362 	    timepoint >= IWL_FW_INI_TIME_POINT_NUM)
1363 		return -EINVAL;
1364 
1365 	iwl_dbg_tlv_time_point(&mvm->fwrt, timepoint, NULL);
1366 
1367 	return count;
1368 }
1369 
1370 #define ADD_TEXT(...) pos += scnprintf(buf + pos, bufsz - pos, __VA_ARGS__)
1371 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
1372 static ssize_t iwl_dbgfs_bcast_filters_read(struct file *file,
1373 					    char __user *user_buf,
1374 					    size_t count, loff_t *ppos)
1375 {
1376 	struct iwl_mvm *mvm = file->private_data;
1377 	struct iwl_bcast_filter_cmd cmd;
1378 	const struct iwl_fw_bcast_filter *filter;
1379 	char *buf;
1380 	int bufsz = 1024;
1381 	int i, j, pos = 0;
1382 	ssize_t ret;
1383 
1384 	buf = kzalloc(bufsz, GFP_KERNEL);
1385 	if (!buf)
1386 		return -ENOMEM;
1387 
1388 	mutex_lock(&mvm->mutex);
1389 	if (!iwl_mvm_bcast_filter_build_cmd(mvm, &cmd)) {
1390 		ADD_TEXT("None\n");
1391 		mutex_unlock(&mvm->mutex);
1392 		goto out;
1393 	}
1394 	mutex_unlock(&mvm->mutex);
1395 
1396 	for (i = 0; cmd.filters[i].attrs[0].mask; i++) {
1397 		filter = &cmd.filters[i];
1398 
1399 		ADD_TEXT("Filter [%d]:\n", i);
1400 		ADD_TEXT("\tDiscard=%d\n", filter->discard);
1401 		ADD_TEXT("\tFrame Type: %s\n",
1402 			 filter->frame_type ? "IPv4" : "Generic");
1403 
1404 		for (j = 0; j < ARRAY_SIZE(filter->attrs); j++) {
1405 			const struct iwl_fw_bcast_filter_attr *attr;
1406 
1407 			attr = &filter->attrs[j];
1408 			if (!attr->mask)
1409 				break;
1410 
1411 			ADD_TEXT("\tAttr [%d]: offset=%d (from %s), mask=0x%x, value=0x%x reserved=0x%x\n",
1412 				 j, attr->offset,
1413 				 attr->offset_type ? "IP End" :
1414 						     "Payload Start",
1415 				 be32_to_cpu(attr->mask),
1416 				 be32_to_cpu(attr->val),
1417 				 le16_to_cpu(attr->reserved1));
1418 		}
1419 	}
1420 out:
1421 	ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1422 	kfree(buf);
1423 	return ret;
1424 }
1425 
1426 static ssize_t iwl_dbgfs_bcast_filters_write(struct iwl_mvm *mvm, char *buf,
1427 					     size_t count, loff_t *ppos)
1428 {
1429 	int pos, next_pos;
1430 	struct iwl_fw_bcast_filter filter = {};
1431 	struct iwl_bcast_filter_cmd cmd;
1432 	u32 filter_id, attr_id, mask, value;
1433 	int err = 0;
1434 
1435 	if (sscanf(buf, "%d %hhi %hhi %n", &filter_id, &filter.discard,
1436 		   &filter.frame_type, &pos) != 3)
1437 		return -EINVAL;
1438 
1439 	if (filter_id >= ARRAY_SIZE(mvm->dbgfs_bcast_filtering.cmd.filters) ||
1440 	    filter.frame_type > BCAST_FILTER_FRAME_TYPE_IPV4)
1441 		return -EINVAL;
1442 
1443 	for (attr_id = 0; attr_id < ARRAY_SIZE(filter.attrs);
1444 	     attr_id++) {
1445 		struct iwl_fw_bcast_filter_attr *attr =
1446 				&filter.attrs[attr_id];
1447 
1448 		if (pos >= count)
1449 			break;
1450 
1451 		if (sscanf(&buf[pos], "%hhi %hhi %i %i %n",
1452 			   &attr->offset, &attr->offset_type,
1453 			   &mask, &value, &next_pos) != 4)
1454 			return -EINVAL;
1455 
1456 		attr->mask = cpu_to_be32(mask);
1457 		attr->val = cpu_to_be32(value);
1458 		if (mask)
1459 			filter.num_attrs++;
1460 
1461 		pos += next_pos;
1462 	}
1463 
1464 	mutex_lock(&mvm->mutex);
1465 	memcpy(&mvm->dbgfs_bcast_filtering.cmd.filters[filter_id],
1466 	       &filter, sizeof(filter));
1467 
1468 	/* send updated bcast filtering configuration */
1469 	if (iwl_mvm_firmware_running(mvm) &&
1470 	    mvm->dbgfs_bcast_filtering.override &&
1471 	    iwl_mvm_bcast_filter_build_cmd(mvm, &cmd))
1472 		err = iwl_mvm_send_cmd_pdu(mvm, BCAST_FILTER_CMD, 0,
1473 					   sizeof(cmd), &cmd);
1474 	mutex_unlock(&mvm->mutex);
1475 
1476 	return err ?: count;
1477 }
1478 
1479 static ssize_t iwl_dbgfs_bcast_filters_macs_read(struct file *file,
1480 						 char __user *user_buf,
1481 						 size_t count, loff_t *ppos)
1482 {
1483 	struct iwl_mvm *mvm = file->private_data;
1484 	struct iwl_bcast_filter_cmd cmd;
1485 	char *buf;
1486 	int bufsz = 1024;
1487 	int i, pos = 0;
1488 	ssize_t ret;
1489 
1490 	buf = kzalloc(bufsz, GFP_KERNEL);
1491 	if (!buf)
1492 		return -ENOMEM;
1493 
1494 	mutex_lock(&mvm->mutex);
1495 	if (!iwl_mvm_bcast_filter_build_cmd(mvm, &cmd)) {
1496 		ADD_TEXT("None\n");
1497 		mutex_unlock(&mvm->mutex);
1498 		goto out;
1499 	}
1500 	mutex_unlock(&mvm->mutex);
1501 
1502 	for (i = 0; i < ARRAY_SIZE(cmd.macs); i++) {
1503 		const struct iwl_fw_bcast_mac *mac = &cmd.macs[i];
1504 
1505 		ADD_TEXT("Mac [%d]: discard=%d attached_filters=0x%x\n",
1506 			 i, mac->default_discard, mac->attached_filters);
1507 	}
1508 out:
1509 	ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1510 	kfree(buf);
1511 	return ret;
1512 }
1513 
1514 static ssize_t iwl_dbgfs_bcast_filters_macs_write(struct iwl_mvm *mvm,
1515 						  char *buf, size_t count,
1516 						  loff_t *ppos)
1517 {
1518 	struct iwl_bcast_filter_cmd cmd;
1519 	struct iwl_fw_bcast_mac mac = {};
1520 	u32 mac_id, attached_filters;
1521 	int err = 0;
1522 
1523 	if (!mvm->bcast_filters)
1524 		return -ENOENT;
1525 
1526 	if (sscanf(buf, "%d %hhi %i", &mac_id, &mac.default_discard,
1527 		   &attached_filters) != 3)
1528 		return -EINVAL;
1529 
1530 	if (mac_id >= ARRAY_SIZE(cmd.macs) ||
1531 	    mac.default_discard > 1 ||
1532 	    attached_filters >= BIT(ARRAY_SIZE(cmd.filters)))
1533 		return -EINVAL;
1534 
1535 	mac.attached_filters = cpu_to_le16(attached_filters);
1536 
1537 	mutex_lock(&mvm->mutex);
1538 	memcpy(&mvm->dbgfs_bcast_filtering.cmd.macs[mac_id],
1539 	       &mac, sizeof(mac));
1540 
1541 	/* send updated bcast filtering configuration */
1542 	if (iwl_mvm_firmware_running(mvm) &&
1543 	    mvm->dbgfs_bcast_filtering.override &&
1544 	    iwl_mvm_bcast_filter_build_cmd(mvm, &cmd))
1545 		err = iwl_mvm_send_cmd_pdu(mvm, BCAST_FILTER_CMD, 0,
1546 					   sizeof(cmd), &cmd);
1547 	mutex_unlock(&mvm->mutex);
1548 
1549 	return err ?: count;
1550 }
1551 #endif
1552 
1553 #define MVM_DEBUGFS_WRITE_FILE_OPS(name, bufsz) \
1554 	_MVM_DEBUGFS_WRITE_FILE_OPS(name, bufsz, struct iwl_mvm)
1555 #define MVM_DEBUGFS_READ_WRITE_FILE_OPS(name, bufsz) \
1556 	_MVM_DEBUGFS_READ_WRITE_FILE_OPS(name, bufsz, struct iwl_mvm)
1557 #define MVM_DEBUGFS_ADD_FILE_ALIAS(alias, name, parent, mode) do {	\
1558 		debugfs_create_file(alias, mode, parent, mvm,		\
1559 				    &iwl_dbgfs_##name##_ops);		\
1560 	} while (0)
1561 #define MVM_DEBUGFS_ADD_FILE(name, parent, mode) \
1562 	MVM_DEBUGFS_ADD_FILE_ALIAS(#name, name, parent, mode)
1563 
1564 #define MVM_DEBUGFS_WRITE_STA_FILE_OPS(name, bufsz) \
1565 	_MVM_DEBUGFS_WRITE_FILE_OPS(name, bufsz, struct ieee80211_sta)
1566 #define MVM_DEBUGFS_READ_WRITE_STA_FILE_OPS(name, bufsz) \
1567 	_MVM_DEBUGFS_READ_WRITE_FILE_OPS(name, bufsz, struct ieee80211_sta)
1568 
1569 #define MVM_DEBUGFS_ADD_STA_FILE_ALIAS(alias, name, parent, mode) do {	\
1570 		debugfs_create_file(alias, mode, parent, sta,		\
1571 				    &iwl_dbgfs_##name##_ops);		\
1572 	} while (0)
1573 #define MVM_DEBUGFS_ADD_STA_FILE(name, parent, mode) \
1574 	MVM_DEBUGFS_ADD_STA_FILE_ALIAS(#name, name, parent, mode)
1575 
1576 static ssize_t
1577 iwl_dbgfs_prph_reg_read(struct file *file,
1578 			char __user *user_buf,
1579 			size_t count, loff_t *ppos)
1580 {
1581 	struct iwl_mvm *mvm = file->private_data;
1582 	int pos = 0;
1583 	char buf[32];
1584 	const size_t bufsz = sizeof(buf);
1585 
1586 	if (!mvm->dbgfs_prph_reg_addr)
1587 		return -EINVAL;
1588 
1589 	pos += scnprintf(buf + pos, bufsz - pos, "Reg 0x%x: (0x%x)\n",
1590 		mvm->dbgfs_prph_reg_addr,
1591 		iwl_read_prph(mvm->trans, mvm->dbgfs_prph_reg_addr));
1592 
1593 	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1594 }
1595 
1596 static ssize_t
1597 iwl_dbgfs_prph_reg_write(struct iwl_mvm *mvm, char *buf,
1598 			 size_t count, loff_t *ppos)
1599 {
1600 	u8 args;
1601 	u32 value;
1602 
1603 	args = sscanf(buf, "%i %i", &mvm->dbgfs_prph_reg_addr, &value);
1604 	/* if we only want to set the reg address - nothing more to do */
1605 	if (args == 1)
1606 		goto out;
1607 
1608 	/* otherwise, make sure we have both address and value */
1609 	if (args != 2)
1610 		return -EINVAL;
1611 
1612 	iwl_write_prph(mvm->trans, mvm->dbgfs_prph_reg_addr, value);
1613 
1614 out:
1615 	return count;
1616 }
1617 
1618 static ssize_t
1619 iwl_dbgfs_send_echo_cmd_write(struct iwl_mvm *mvm, char *buf,
1620 			      size_t count, loff_t *ppos)
1621 {
1622 	int ret;
1623 
1624 	if (!iwl_mvm_firmware_running(mvm))
1625 		return -EIO;
1626 
1627 	mutex_lock(&mvm->mutex);
1628 	ret = iwl_mvm_send_cmd_pdu(mvm, ECHO_CMD, 0, 0, NULL);
1629 	mutex_unlock(&mvm->mutex);
1630 
1631 	return ret ?: count;
1632 }
1633 
1634 struct iwl_mvm_sniffer_apply {
1635 	struct iwl_mvm *mvm;
1636 	u8 *bssid;
1637 	u16 aid;
1638 };
1639 
1640 static bool iwl_mvm_sniffer_apply(struct iwl_notif_wait_data *notif_data,
1641 				  struct iwl_rx_packet *pkt, void *data)
1642 {
1643 	struct iwl_mvm_sniffer_apply *apply = data;
1644 
1645 	apply->mvm->cur_aid = cpu_to_le16(apply->aid);
1646 	memcpy(apply->mvm->cur_bssid, apply->bssid,
1647 	       sizeof(apply->mvm->cur_bssid));
1648 
1649 	return true;
1650 }
1651 
1652 static ssize_t
1653 iwl_dbgfs_he_sniffer_params_write(struct iwl_mvm *mvm, char *buf,
1654 				  size_t count, loff_t *ppos)
1655 {
1656 	struct iwl_notification_wait wait;
1657 	struct iwl_he_monitor_cmd he_mon_cmd = {};
1658 	struct iwl_mvm_sniffer_apply apply = {
1659 		.mvm = mvm,
1660 	};
1661 	u16 wait_cmds[] = {
1662 		iwl_cmd_id(HE_AIR_SNIFFER_CONFIG_CMD, DATA_PATH_GROUP, 0),
1663 	};
1664 	u32 aid;
1665 	int ret;
1666 
1667 	if (!iwl_mvm_firmware_running(mvm))
1668 		return -EIO;
1669 
1670 	ret = sscanf(buf, "%x %2hhx:%2hhx:%2hhx:%2hhx:%2hhx:%2hhx", &aid,
1671 		     &he_mon_cmd.bssid[0], &he_mon_cmd.bssid[1],
1672 		     &he_mon_cmd.bssid[2], &he_mon_cmd.bssid[3],
1673 		     &he_mon_cmd.bssid[4], &he_mon_cmd.bssid[5]);
1674 	if (ret != 7)
1675 		return -EINVAL;
1676 
1677 	he_mon_cmd.aid = cpu_to_le16(aid);
1678 
1679 	apply.aid = aid;
1680 	apply.bssid = (void *)he_mon_cmd.bssid;
1681 
1682 	mutex_lock(&mvm->mutex);
1683 
1684 	/*
1685 	 * Use the notification waiter to get our function triggered
1686 	 * in sequence with other RX. This ensures that frames we get
1687 	 * on the RX queue _before_ the new configuration is applied
1688 	 * still have mvm->cur_aid pointing to the old AID, and that
1689 	 * frames on the RX queue _after_ the firmware processed the
1690 	 * new configuration (and sent the response, synchronously)
1691 	 * get mvm->cur_aid correctly set to the new AID.
1692 	 */
1693 	iwl_init_notification_wait(&mvm->notif_wait, &wait,
1694 				   wait_cmds, ARRAY_SIZE(wait_cmds),
1695 				   iwl_mvm_sniffer_apply, &apply);
1696 
1697 	ret = iwl_mvm_send_cmd_pdu(mvm, iwl_cmd_id(HE_AIR_SNIFFER_CONFIG_CMD,
1698 						   DATA_PATH_GROUP, 0), 0,
1699 				   sizeof(he_mon_cmd), &he_mon_cmd);
1700 
1701 	/* no need to really wait, we already did anyway */
1702 	iwl_remove_notification(&mvm->notif_wait, &wait);
1703 
1704 	mutex_unlock(&mvm->mutex);
1705 
1706 	return ret ?: count;
1707 }
1708 
1709 static ssize_t
1710 iwl_dbgfs_he_sniffer_params_read(struct file *file, char __user *user_buf,
1711 				 size_t count, loff_t *ppos)
1712 {
1713 	struct iwl_mvm *mvm = file->private_data;
1714 	u8 buf[32];
1715 	int len;
1716 
1717 	len = scnprintf(buf, sizeof(buf),
1718 			"%d %02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx\n",
1719 			le16_to_cpu(mvm->cur_aid), mvm->cur_bssid[0],
1720 			mvm->cur_bssid[1], mvm->cur_bssid[2], mvm->cur_bssid[3],
1721 			mvm->cur_bssid[4], mvm->cur_bssid[5]);
1722 
1723 	return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1724 }
1725 
1726 static ssize_t
1727 iwl_dbgfs_uapsd_noagg_bssids_read(struct file *file, char __user *user_buf,
1728 				  size_t count, loff_t *ppos)
1729 {
1730 	struct iwl_mvm *mvm = file->private_data;
1731 	u8 buf[IWL_MVM_UAPSD_NOAGG_BSSIDS_NUM * ETH_ALEN * 3 + 1];
1732 	unsigned int pos = 0;
1733 	size_t bufsz = sizeof(buf);
1734 	int i;
1735 
1736 	mutex_lock(&mvm->mutex);
1737 
1738 	for (i = 0; i < IWL_MVM_UAPSD_NOAGG_LIST_LEN; i++)
1739 		pos += scnprintf(buf + pos, bufsz - pos, "%pM\n",
1740 				 mvm->uapsd_noagg_bssids[i].addr);
1741 
1742 	mutex_unlock(&mvm->mutex);
1743 
1744 	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1745 }
1746 
1747 static ssize_t
1748 iwl_dbgfs_ltr_config_write(struct iwl_mvm *mvm,
1749 			   char *buf, size_t count, loff_t *ppos)
1750 {
1751 	int ret;
1752 	struct iwl_ltr_config_cmd ltr_config = {0};
1753 
1754 	if (!iwl_mvm_firmware_running(mvm))
1755 		return -EIO;
1756 
1757 	if (sscanf(buf, "%x,%x,%x,%x,%x,%x,%x",
1758 		   &ltr_config.flags,
1759 		   &ltr_config.static_long,
1760 		   &ltr_config.static_short,
1761 		   &ltr_config.ltr_cfg_values[0],
1762 		   &ltr_config.ltr_cfg_values[1],
1763 		   &ltr_config.ltr_cfg_values[2],
1764 		   &ltr_config.ltr_cfg_values[3]) != 7) {
1765 		return -EINVAL;
1766 	}
1767 
1768 	mutex_lock(&mvm->mutex);
1769 	ret = iwl_mvm_send_cmd_pdu(mvm, LTR_CONFIG, 0, sizeof(ltr_config),
1770 				   &ltr_config);
1771 	mutex_unlock(&mvm->mutex);
1772 
1773 	if (ret)
1774 		IWL_ERR(mvm, "failed to send ltr configuration cmd\n");
1775 
1776 	return ret ?: count;
1777 }
1778 
1779 static ssize_t iwl_dbgfs_rfi_freq_table_write(struct iwl_mvm *mvm, char *buf,
1780 					      size_t count, loff_t *ppos)
1781 {
1782 	int ret = 0;
1783 	u16 op_id;
1784 
1785 	if (kstrtou16(buf, 10, &op_id))
1786 		return -EINVAL;
1787 
1788 	/* value zero triggers re-sending the default table to the device */
1789 	if (!op_id) {
1790 		mutex_lock(&mvm->mutex);
1791 		ret = iwl_rfi_send_config_cmd(mvm, NULL);
1792 		mutex_unlock(&mvm->mutex);
1793 	} else {
1794 		ret = -EOPNOTSUPP; /* in the future a new table will be added */
1795 	}
1796 
1797 	return ret ?: count;
1798 }
1799 
1800 /* The size computation is as follows:
1801  * each number needs at most 3 characters, number of rows is the size of
1802  * the table; So, need 5 chars for the "freq: " part and each tuple afterwards
1803  * needs 6 characters for numbers and 5 for the punctuation around.
1804  */
1805 #define IWL_RFI_BUF_SIZE (IWL_RFI_LUT_INSTALLED_SIZE *\
1806 				(5 + IWL_RFI_LUT_ENTRY_CHANNELS_NUM * (6 + 5)))
1807 
1808 static ssize_t iwl_dbgfs_rfi_freq_table_read(struct file *file,
1809 					     char __user *user_buf,
1810 					     size_t count, loff_t *ppos)
1811 {
1812 	struct iwl_mvm *mvm = file->private_data;
1813 	struct iwl_rfi_freq_table_resp_cmd *resp;
1814 	u32 status;
1815 	char buf[IWL_RFI_BUF_SIZE];
1816 	int i, j, pos = 0;
1817 
1818 	resp = iwl_rfi_get_freq_table(mvm);
1819 	if (IS_ERR(resp))
1820 		return PTR_ERR(resp);
1821 
1822 	status = le32_to_cpu(resp->status);
1823 	if (status != RFI_FREQ_TABLE_OK) {
1824 		scnprintf(buf, IWL_RFI_BUF_SIZE, "status = %d\n", status);
1825 		goto out;
1826 	}
1827 
1828 	for (i = 0; i < ARRAY_SIZE(resp->table); i++) {
1829 		pos += scnprintf(buf + pos, IWL_RFI_BUF_SIZE - pos, "%d: ",
1830 				 resp->table[i].freq);
1831 
1832 		for (j = 0; j < ARRAY_SIZE(resp->table[i].channels); j++)
1833 			pos += scnprintf(buf + pos, IWL_RFI_BUF_SIZE - pos,
1834 					 "(%d, %d) ",
1835 					 resp->table[i].channels[j],
1836 					 resp->table[i].bands[j]);
1837 		pos += scnprintf(buf + pos, IWL_RFI_BUF_SIZE - pos, "\n");
1838 	}
1839 
1840 out:
1841 	kfree(resp);
1842 	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1843 }
1844 
1845 MVM_DEBUGFS_READ_WRITE_FILE_OPS(prph_reg, 64);
1846 
1847 /* Device wide debugfs entries */
1848 MVM_DEBUGFS_READ_FILE_OPS(ctdp_budget);
1849 MVM_DEBUGFS_WRITE_FILE_OPS(stop_ctdp, 8);
1850 MVM_DEBUGFS_WRITE_FILE_OPS(force_ctkill, 8);
1851 MVM_DEBUGFS_WRITE_FILE_OPS(tx_flush, 16);
1852 MVM_DEBUGFS_WRITE_FILE_OPS(sta_drain, 8);
1853 MVM_DEBUGFS_WRITE_FILE_OPS(send_echo_cmd, 8);
1854 MVM_DEBUGFS_READ_WRITE_FILE_OPS(sram, 64);
1855 MVM_DEBUGFS_READ_WRITE_FILE_OPS(set_nic_temperature, 64);
1856 MVM_DEBUGFS_READ_FILE_OPS(nic_temp);
1857 MVM_DEBUGFS_READ_FILE_OPS(stations);
1858 MVM_DEBUGFS_READ_FILE_OPS(rs_data);
1859 MVM_DEBUGFS_READ_FILE_OPS(bt_notif);
1860 MVM_DEBUGFS_READ_FILE_OPS(bt_cmd);
1861 MVM_DEBUGFS_READ_WRITE_FILE_OPS(disable_power_off, 64);
1862 MVM_DEBUGFS_READ_FILE_OPS(fw_rx_stats);
1863 MVM_DEBUGFS_READ_FILE_OPS(drv_rx_stats);
1864 MVM_DEBUGFS_READ_FILE_OPS(fw_ver);
1865 MVM_DEBUGFS_READ_FILE_OPS(phy_integration_ver);
1866 MVM_DEBUGFS_WRITE_FILE_OPS(fw_restart, 10);
1867 MVM_DEBUGFS_WRITE_FILE_OPS(fw_nmi, 10);
1868 MVM_DEBUGFS_WRITE_FILE_OPS(bt_tx_prio, 10);
1869 MVM_DEBUGFS_WRITE_FILE_OPS(bt_force_ant, 10);
1870 MVM_DEBUGFS_READ_WRITE_FILE_OPS(scan_ant_rxchain, 8);
1871 MVM_DEBUGFS_READ_WRITE_FILE_OPS(fw_dbg_conf, 8);
1872 MVM_DEBUGFS_WRITE_FILE_OPS(fw_dbg_collect, 64);
1873 MVM_DEBUGFS_WRITE_FILE_OPS(dbg_time_point, 64);
1874 MVM_DEBUGFS_WRITE_FILE_OPS(indirection_tbl,
1875 			   (IWL_RSS_INDIRECTION_TABLE_SIZE * 2));
1876 MVM_DEBUGFS_WRITE_FILE_OPS(inject_packet, 512);
1877 MVM_DEBUGFS_WRITE_FILE_OPS(inject_beacon_ie, 512);
1878 MVM_DEBUGFS_WRITE_FILE_OPS(inject_beacon_ie_restore, 512);
1879 
1880 MVM_DEBUGFS_READ_FILE_OPS(uapsd_noagg_bssids);
1881 
1882 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
1883 MVM_DEBUGFS_READ_WRITE_FILE_OPS(bcast_filters, 256);
1884 MVM_DEBUGFS_READ_WRITE_FILE_OPS(bcast_filters_macs, 256);
1885 #endif
1886 
1887 #ifdef CONFIG_ACPI
1888 MVM_DEBUGFS_READ_FILE_OPS(sar_geo_profile);
1889 #endif
1890 
1891 MVM_DEBUGFS_READ_WRITE_STA_FILE_OPS(amsdu_len, 16);
1892 
1893 MVM_DEBUGFS_READ_WRITE_FILE_OPS(he_sniffer_params, 32);
1894 
1895 MVM_DEBUGFS_WRITE_FILE_OPS(ltr_config, 512);
1896 MVM_DEBUGFS_READ_WRITE_FILE_OPS(rfi_freq_table, 16);
1897 
1898 static ssize_t iwl_dbgfs_mem_read(struct file *file, char __user *user_buf,
1899 				  size_t count, loff_t *ppos)
1900 {
1901 	struct iwl_mvm *mvm = file->private_data;
1902 	struct iwl_dbg_mem_access_cmd cmd = {};
1903 	struct iwl_dbg_mem_access_rsp *rsp;
1904 	struct iwl_host_cmd hcmd = {
1905 		.flags = CMD_WANT_SKB | CMD_SEND_IN_RFKILL,
1906 		.data = { &cmd, },
1907 		.len = { sizeof(cmd) },
1908 	};
1909 	size_t delta;
1910 	ssize_t ret, len;
1911 
1912 	if (!iwl_mvm_firmware_running(mvm))
1913 		return -EIO;
1914 
1915 	hcmd.id = iwl_cmd_id(*ppos >> 24 ? UMAC_RD_WR : LMAC_RD_WR,
1916 			     DEBUG_GROUP, 0);
1917 	cmd.op = cpu_to_le32(DEBUG_MEM_OP_READ);
1918 
1919 	/* Take care of alignment of both the position and the length */
1920 	delta = *ppos & 0x3;
1921 	cmd.addr = cpu_to_le32(*ppos - delta);
1922 	cmd.len = cpu_to_le32(min(ALIGN(count + delta, 4) / 4,
1923 				  (size_t)DEBUG_MEM_MAX_SIZE_DWORDS));
1924 
1925 	mutex_lock(&mvm->mutex);
1926 	ret = iwl_mvm_send_cmd(mvm, &hcmd);
1927 	mutex_unlock(&mvm->mutex);
1928 
1929 	if (ret < 0)
1930 		return ret;
1931 
1932 	rsp = (void *)hcmd.resp_pkt->data;
1933 	if (le32_to_cpu(rsp->status) != DEBUG_MEM_STATUS_SUCCESS) {
1934 		ret = -ENXIO;
1935 		goto out;
1936 	}
1937 
1938 	len = min((size_t)le32_to_cpu(rsp->len) << 2,
1939 		  iwl_rx_packet_payload_len(hcmd.resp_pkt) - sizeof(*rsp));
1940 	len = min(len - delta, count);
1941 	if (len < 0) {
1942 		ret = -EFAULT;
1943 		goto out;
1944 	}
1945 
1946 	ret = len - copy_to_user(user_buf, (void *)rsp->data + delta, len);
1947 	*ppos += ret;
1948 
1949 out:
1950 	iwl_free_resp(&hcmd);
1951 	return ret;
1952 }
1953 
1954 static ssize_t iwl_dbgfs_mem_write(struct file *file,
1955 				   const char __user *user_buf, size_t count,
1956 				   loff_t *ppos)
1957 {
1958 	struct iwl_mvm *mvm = file->private_data;
1959 	struct iwl_dbg_mem_access_cmd *cmd;
1960 	struct iwl_dbg_mem_access_rsp *rsp;
1961 	struct iwl_host_cmd hcmd = {};
1962 	size_t cmd_size;
1963 	size_t data_size;
1964 	u32 op, len;
1965 	ssize_t ret;
1966 
1967 	if (!iwl_mvm_firmware_running(mvm))
1968 		return -EIO;
1969 
1970 	hcmd.id = iwl_cmd_id(*ppos >> 24 ? UMAC_RD_WR : LMAC_RD_WR,
1971 			     DEBUG_GROUP, 0);
1972 
1973 	if (*ppos & 0x3 || count < 4) {
1974 		op = DEBUG_MEM_OP_WRITE_BYTES;
1975 		len = min(count, (size_t)(4 - (*ppos & 0x3)));
1976 		data_size = len;
1977 	} else {
1978 		op = DEBUG_MEM_OP_WRITE;
1979 		len = min(count >> 2, (size_t)DEBUG_MEM_MAX_SIZE_DWORDS);
1980 		data_size = len << 2;
1981 	}
1982 
1983 	cmd_size = sizeof(*cmd) + ALIGN(data_size, 4);
1984 	cmd = kzalloc(cmd_size, GFP_KERNEL);
1985 	if (!cmd)
1986 		return -ENOMEM;
1987 
1988 	cmd->op = cpu_to_le32(op);
1989 	cmd->len = cpu_to_le32(len);
1990 	cmd->addr = cpu_to_le32(*ppos);
1991 	if (copy_from_user((void *)cmd->data, user_buf, data_size)) {
1992 		kfree(cmd);
1993 		return -EFAULT;
1994 	}
1995 
1996 	hcmd.flags = CMD_WANT_SKB | CMD_SEND_IN_RFKILL,
1997 	hcmd.data[0] = (void *)cmd;
1998 	hcmd.len[0] = cmd_size;
1999 
2000 	mutex_lock(&mvm->mutex);
2001 	ret = iwl_mvm_send_cmd(mvm, &hcmd);
2002 	mutex_unlock(&mvm->mutex);
2003 
2004 	kfree(cmd);
2005 
2006 	if (ret < 0)
2007 		return ret;
2008 
2009 	rsp = (void *)hcmd.resp_pkt->data;
2010 	if (rsp->status != DEBUG_MEM_STATUS_SUCCESS) {
2011 		ret = -ENXIO;
2012 		goto out;
2013 	}
2014 
2015 	ret = data_size;
2016 	*ppos += ret;
2017 
2018 out:
2019 	iwl_free_resp(&hcmd);
2020 	return ret;
2021 }
2022 
2023 static const struct file_operations iwl_dbgfs_mem_ops = {
2024 	.read = iwl_dbgfs_mem_read,
2025 	.write = iwl_dbgfs_mem_write,
2026 	.open = simple_open,
2027 	.llseek = default_llseek,
2028 };
2029 
2030 void iwl_mvm_sta_add_debugfs(struct ieee80211_hw *hw,
2031 			     struct ieee80211_vif *vif,
2032 			     struct ieee80211_sta *sta,
2033 			     struct dentry *dir)
2034 {
2035 	struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
2036 
2037 	if (iwl_mvm_has_tlc_offload(mvm)) {
2038 		MVM_DEBUGFS_ADD_STA_FILE(rs_data, dir, 0400);
2039 	}
2040 	MVM_DEBUGFS_ADD_STA_FILE(amsdu_len, dir, 0600);
2041 }
2042 
2043 void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm)
2044 {
2045 	struct dentry *bcast_dir __maybe_unused;
2046 	char buf[100];
2047 
2048 	spin_lock_init(&mvm->drv_stats_lock);
2049 
2050 	MVM_DEBUGFS_ADD_FILE(tx_flush, mvm->debugfs_dir, 0200);
2051 	MVM_DEBUGFS_ADD_FILE(sta_drain, mvm->debugfs_dir, 0200);
2052 	MVM_DEBUGFS_ADD_FILE(sram, mvm->debugfs_dir, 0600);
2053 	MVM_DEBUGFS_ADD_FILE(set_nic_temperature, mvm->debugfs_dir, 0600);
2054 	MVM_DEBUGFS_ADD_FILE(nic_temp, mvm->debugfs_dir, 0400);
2055 	MVM_DEBUGFS_ADD_FILE(ctdp_budget, mvm->debugfs_dir, 0400);
2056 	MVM_DEBUGFS_ADD_FILE(stop_ctdp, mvm->debugfs_dir, 0200);
2057 	MVM_DEBUGFS_ADD_FILE(force_ctkill, mvm->debugfs_dir, 0200);
2058 	MVM_DEBUGFS_ADD_FILE(stations, mvm->debugfs_dir, 0400);
2059 	MVM_DEBUGFS_ADD_FILE(bt_notif, mvm->debugfs_dir, 0400);
2060 	MVM_DEBUGFS_ADD_FILE(bt_cmd, mvm->debugfs_dir, 0400);
2061 	MVM_DEBUGFS_ADD_FILE(disable_power_off, mvm->debugfs_dir, 0600);
2062 	MVM_DEBUGFS_ADD_FILE(fw_ver, mvm->debugfs_dir, 0400);
2063 	MVM_DEBUGFS_ADD_FILE(fw_rx_stats, mvm->debugfs_dir, 0400);
2064 	MVM_DEBUGFS_ADD_FILE(drv_rx_stats, mvm->debugfs_dir, 0400);
2065 	MVM_DEBUGFS_ADD_FILE(fw_restart, mvm->debugfs_dir, 0200);
2066 	MVM_DEBUGFS_ADD_FILE(fw_nmi, mvm->debugfs_dir, 0200);
2067 	MVM_DEBUGFS_ADD_FILE(bt_tx_prio, mvm->debugfs_dir, 0200);
2068 	MVM_DEBUGFS_ADD_FILE(bt_force_ant, mvm->debugfs_dir, 0200);
2069 	MVM_DEBUGFS_ADD_FILE(scan_ant_rxchain, mvm->debugfs_dir, 0600);
2070 	MVM_DEBUGFS_ADD_FILE(prph_reg, mvm->debugfs_dir, 0600);
2071 	MVM_DEBUGFS_ADD_FILE(fw_dbg_conf, mvm->debugfs_dir, 0600);
2072 	MVM_DEBUGFS_ADD_FILE(fw_dbg_collect, mvm->debugfs_dir, 0200);
2073 	MVM_DEBUGFS_ADD_FILE(send_echo_cmd, mvm->debugfs_dir, 0200);
2074 	MVM_DEBUGFS_ADD_FILE(indirection_tbl, mvm->debugfs_dir, 0200);
2075 	MVM_DEBUGFS_ADD_FILE(inject_packet, mvm->debugfs_dir, 0200);
2076 	MVM_DEBUGFS_ADD_FILE(inject_beacon_ie, mvm->debugfs_dir, 0200);
2077 	MVM_DEBUGFS_ADD_FILE(inject_beacon_ie_restore, mvm->debugfs_dir, 0200);
2078 	MVM_DEBUGFS_ADD_FILE(rfi_freq_table, mvm->debugfs_dir, 0600);
2079 
2080 	if (mvm->fw->phy_integration_ver)
2081 		MVM_DEBUGFS_ADD_FILE(phy_integration_ver, mvm->debugfs_dir, 0400);
2082 #ifdef CONFIG_ACPI
2083 	MVM_DEBUGFS_ADD_FILE(sar_geo_profile, mvm->debugfs_dir, 0400);
2084 #endif
2085 	MVM_DEBUGFS_ADD_FILE(he_sniffer_params, mvm->debugfs_dir, 0600);
2086 
2087 	if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_SET_LTR_GEN2))
2088 		MVM_DEBUGFS_ADD_FILE(ltr_config, mvm->debugfs_dir, 0200);
2089 
2090 	debugfs_create_bool("enable_scan_iteration_notif", 0600,
2091 			    mvm->debugfs_dir, &mvm->scan_iter_notif_enabled);
2092 	debugfs_create_bool("drop_bcn_ap_mode", 0600, mvm->debugfs_dir,
2093 			    &mvm->drop_bcn_ap_mode);
2094 
2095 	MVM_DEBUGFS_ADD_FILE(uapsd_noagg_bssids, mvm->debugfs_dir, S_IRUSR);
2096 
2097 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
2098 	if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BCAST_FILTERING) {
2099 		bcast_dir = debugfs_create_dir("bcast_filtering",
2100 					       mvm->debugfs_dir);
2101 
2102 		debugfs_create_bool("override", 0600, bcast_dir,
2103 				    &mvm->dbgfs_bcast_filtering.override);
2104 
2105 		MVM_DEBUGFS_ADD_FILE_ALIAS("filters", bcast_filters,
2106 					   bcast_dir, 0600);
2107 		MVM_DEBUGFS_ADD_FILE_ALIAS("macs", bcast_filters_macs,
2108 					   bcast_dir, 0600);
2109 	}
2110 #endif
2111 
2112 #ifdef CONFIG_PM_SLEEP
2113 	MVM_DEBUGFS_ADD_FILE(d3_test, mvm->debugfs_dir, 0400);
2114 	debugfs_create_bool("d3_wake_sysassert", 0600, mvm->debugfs_dir,
2115 			    &mvm->d3_wake_sysassert);
2116 	debugfs_create_u32("last_netdetect_scans", 0400, mvm->debugfs_dir,
2117 			   &mvm->last_netdetect_scans);
2118 #endif
2119 
2120 	debugfs_create_u8("ps_disabled", 0400, mvm->debugfs_dir,
2121 			  &mvm->ps_disabled);
2122 	debugfs_create_blob("nvm_hw", 0400, mvm->debugfs_dir,
2123 			    &mvm->nvm_hw_blob);
2124 	debugfs_create_blob("nvm_sw", 0400, mvm->debugfs_dir,
2125 			    &mvm->nvm_sw_blob);
2126 	debugfs_create_blob("nvm_calib", 0400, mvm->debugfs_dir,
2127 			    &mvm->nvm_calib_blob);
2128 	debugfs_create_blob("nvm_prod", 0400, mvm->debugfs_dir,
2129 			    &mvm->nvm_prod_blob);
2130 	debugfs_create_blob("nvm_phy_sku", 0400, mvm->debugfs_dir,
2131 			    &mvm->nvm_phy_sku_blob);
2132 	debugfs_create_blob("nvm_reg", S_IRUSR,
2133 			    mvm->debugfs_dir, &mvm->nvm_reg_blob);
2134 
2135 	debugfs_create_file("mem", 0600, mvm->debugfs_dir, mvm,
2136 			    &iwl_dbgfs_mem_ops);
2137 
2138 	/*
2139 	 * Create a symlink with mac80211. It will be removed when mac80211
2140 	 * exists (before the opmode exists which removes the target.)
2141 	 */
2142 	snprintf(buf, 100, "../../%pd2", mvm->debugfs_dir->d_parent);
2143 	debugfs_create_symlink("iwlwifi", mvm->hw->wiphy->debugfsdir, buf);
2144 }
2145