1// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
   2/*
   3 * Copyright (C) 2012-2014, 2018-2023 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/err.h>
   9#include <linux/ieee80211.h>
  10#include <linux/netdevice.h>
  11#include <linux/dmi.h>
  12
  13#include "mvm.h"
  14#include "sta.h"
  15#include "iwl-io.h"
  16#include "debugfs.h"
  17#include "iwl-modparams.h"
  18#include "iwl-drv.h"
  19#include "fw/error-dump.h"
  20#include "fw/api/phy-ctxt.h"
  21
  22static ssize_t iwl_dbgfs_ctdp_budget_read(struct file *file,
  23					  char __user *user_buf,
  24					  size_t count, loff_t *ppos)
  25{
  26	struct iwl_mvm *mvm = file->private_data;
  27	char buf[16];
  28	int pos, budget;
  29
  30	if (!iwl_mvm_is_ctdp_supported(mvm))
  31		return -EOPNOTSUPP;
  32
  33	if (!iwl_mvm_firmware_running(mvm) ||
  34	    mvm->fwrt.cur_fw_img != IWL_UCODE_REGULAR)
  35		return -EIO;
  36
  37	mutex_lock(&mvm->mutex);
  38	budget = iwl_mvm_ctdp_command(mvm, CTDP_CMD_OPERATION_REPORT, 0);
  39	mutex_unlock(&mvm->mutex);
  40
  41	if (budget < 0)
  42		return budget;
  43
  44	pos = scnprintf(buf, sizeof(buf), "%d\n", budget);
  45
  46	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
  47}
  48
  49static ssize_t iwl_dbgfs_stop_ctdp_write(struct iwl_mvm *mvm, char *buf,
  50					 size_t count, loff_t *ppos)
  51{
  52	int ret;
  53	bool force;
  54
  55	if (!kstrtobool(buf, &force))
  56		IWL_DEBUG_INFO(mvm,
  57			       "force start is %d [0=disabled, 1=enabled]\n",
  58			       force);
  59
  60	/* we allow skipping cap support check and force stop ctdp
  61	 * statistics collection and with guerantee that it is
  62	 * safe to use.
  63	 */
  64	if (!force && !iwl_mvm_is_ctdp_supported(mvm))
  65		return -EOPNOTSUPP;
  66
  67	if (!iwl_mvm_firmware_running(mvm) ||
  68	    mvm->fwrt.cur_fw_img != IWL_UCODE_REGULAR)
  69		return -EIO;
  70
  71	mutex_lock(&mvm->mutex);
  72	ret = iwl_mvm_ctdp_command(mvm, CTDP_CMD_OPERATION_STOP, 0);
  73	mutex_unlock(&mvm->mutex);
  74
  75	return ret ?: count;
  76}
  77
  78static ssize_t iwl_dbgfs_start_ctdp_write(struct iwl_mvm *mvm,
  79					  char *buf, size_t count,
  80					  loff_t *ppos)
  81{
  82	int ret;
  83	bool force;
  84
  85	if (!kstrtobool(buf, &force))
  86		IWL_DEBUG_INFO(mvm,
  87			       "force start is %d [0=disabled, 1=enabled]\n",
  88			       force);
  89
  90	/* we allow skipping cap support check and force enable ctdp
  91	 * for statistics collection and with guerantee that it is
  92	 * safe to use.
  93	 */
  94	if (!force && !iwl_mvm_is_ctdp_supported(mvm))
  95		return -EOPNOTSUPP;
  96
  97	if (!iwl_mvm_firmware_running(mvm) ||
  98	    mvm->fwrt.cur_fw_img != IWL_UCODE_REGULAR)
  99		return -EIO;
 100
 101	mutex_lock(&mvm->mutex);
 102	ret = iwl_mvm_ctdp_command(mvm, CTDP_CMD_OPERATION_START, 0);
 103	mutex_unlock(&mvm->mutex);
 104
 105	return ret ?: count;
 106}
 107
 108static ssize_t iwl_dbgfs_force_ctkill_write(struct iwl_mvm *mvm, char *buf,
 109					    size_t count, loff_t *ppos)
 110{
 111	if (!iwl_mvm_firmware_running(mvm) ||
 112	    mvm->fwrt.cur_fw_img != IWL_UCODE_REGULAR)
 113		return -EIO;
 114
 115	iwl_mvm_enter_ctkill(mvm);
 116
 117	return count;
 118}
 119
 120static ssize_t iwl_dbgfs_tx_flush_write(struct iwl_mvm *mvm, char *buf,
 121					size_t count, loff_t *ppos)
 122{
 123	int ret;
 124	u32 flush_arg;
 125
 126	if (!iwl_mvm_firmware_running(mvm) ||
 127	    mvm->fwrt.cur_fw_img != IWL_UCODE_REGULAR)
 128		return -EIO;
 129
 130	if (kstrtou32(buf, 0, &flush_arg))
 131		return -EINVAL;
 132
 133	if (iwl_mvm_has_new_tx_api(mvm)) {
 134		IWL_DEBUG_TX_QUEUES(mvm,
 135				    "FLUSHING all tids queues on sta_id = %d\n",
 136				    flush_arg);
 137		mutex_lock(&mvm->mutex);
 138		ret = iwl_mvm_flush_sta_tids(mvm, flush_arg, 0xFFFF)
 139			? : count;
 140		mutex_unlock(&mvm->mutex);
 141		return ret;
 142	}
 143
 144	IWL_DEBUG_TX_QUEUES(mvm, "FLUSHING queues mask to flush = 0x%x\n",
 145			    flush_arg);
 146
 147	mutex_lock(&mvm->mutex);
 148	ret =  iwl_mvm_flush_tx_path(mvm, flush_arg) ? : count;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 149	mutex_unlock(&mvm->mutex);
 150
 151	return ret;
 152}
 153
 154static ssize_t iwl_dbgfs_sram_read(struct file *file, char __user *user_buf,
 155				   size_t count, loff_t *ppos)
 156{
 157	struct iwl_mvm *mvm = file->private_data;
 158	const struct fw_img *img;
 159	unsigned int ofs, len;
 160	size_t ret;
 161	u8 *ptr;
 162
 163	if (!iwl_mvm_firmware_running(mvm))
 164		return -EINVAL;
 165
 166	/* default is to dump the entire data segment */
 167	img = &mvm->fw->img[mvm->fwrt.cur_fw_img];
 168	ofs = img->sec[IWL_UCODE_SECTION_DATA].offset;
 169	len = img->sec[IWL_UCODE_SECTION_DATA].len;
 170
 171	if (mvm->dbgfs_sram_len) {
 172		ofs = mvm->dbgfs_sram_offset;
 173		len = mvm->dbgfs_sram_len;
 174	}
 175
 176	ptr = kzalloc(len, GFP_KERNEL);
 177	if (!ptr)
 178		return -ENOMEM;
 179
 180	iwl_trans_read_mem_bytes(mvm->trans, ofs, ptr, len);
 181
 182	ret = simple_read_from_buffer(user_buf, count, ppos, ptr, len);
 183
 184	kfree(ptr);
 185
 186	return ret;
 187}
 188
 189static ssize_t iwl_dbgfs_sram_write(struct iwl_mvm *mvm, char *buf,
 190				    size_t count, loff_t *ppos)
 191{
 192	const struct fw_img *img;
 193	u32 offset, len;
 194	u32 img_offset, img_len;
 195
 196	if (!iwl_mvm_firmware_running(mvm))
 197		return -EINVAL;
 198
 199	img = &mvm->fw->img[mvm->fwrt.cur_fw_img];
 200	img_offset = img->sec[IWL_UCODE_SECTION_DATA].offset;
 201	img_len = img->sec[IWL_UCODE_SECTION_DATA].len;
 202
 203	if (sscanf(buf, "%x,%x", &offset, &len) == 2) {
 204		if ((offset & 0x3) || (len & 0x3))
 205			return -EINVAL;
 206
 207		if (offset + len > img_offset + img_len)
 208			return -EINVAL;
 209
 210		mvm->dbgfs_sram_offset = offset;
 211		mvm->dbgfs_sram_len = len;
 212	} else {
 213		mvm->dbgfs_sram_offset = 0;
 214		mvm->dbgfs_sram_len = 0;
 215	}
 216
 217	return count;
 218}
 219
 220static ssize_t iwl_dbgfs_set_nic_temperature_read(struct file *file,
 221						  char __user *user_buf,
 222						  size_t count, loff_t *ppos)
 223{
 224	struct iwl_mvm *mvm = file->private_data;
 225	char buf[16];
 226	int pos;
 227
 228	if (!mvm->temperature_test)
 229		pos = scnprintf(buf, sizeof(buf), "disabled\n");
 230	else
 231		pos = scnprintf(buf, sizeof(buf), "%d\n", mvm->temperature);
 232
 233	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 234}
 235
 236/*
 237 * Set NIC Temperature
 238 * Cause the driver to ignore the actual NIC temperature reported by the FW
 239 * Enable: any value between IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -
 240 * IWL_MVM_DEBUG_SET_TEMPERATURE_MAX
 241 * Disable: IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE
 242 */
 243static ssize_t iwl_dbgfs_set_nic_temperature_write(struct iwl_mvm *mvm,
 244						   char *buf, size_t count,
 245						   loff_t *ppos)
 246{
 247	int temperature;
 248
 249	if (!iwl_mvm_firmware_running(mvm) && !mvm->temperature_test)
 250		return -EIO;
 251
 252	if (kstrtoint(buf, 10, &temperature))
 253		return -EINVAL;
 254	/* not a legal temperature */
 255	if ((temperature > IWL_MVM_DEBUG_SET_TEMPERATURE_MAX &&
 256	     temperature != IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE) ||
 257	    temperature < IWL_MVM_DEBUG_SET_TEMPERATURE_MIN)
 258		return -EINVAL;
 259
 260	mutex_lock(&mvm->mutex);
 261	if (temperature == IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE) {
 262		if (!mvm->temperature_test)
 263			goto out;
 264
 265		mvm->temperature_test = false;
 266		/* Since we can't read the temp while awake, just set
 267		 * it to zero until we get the next RX stats from the
 268		 * firmware.
 269		 */
 270		mvm->temperature = 0;
 271	} else {
 272		mvm->temperature_test = true;
 273		mvm->temperature = temperature;
 274	}
 275	IWL_DEBUG_TEMP(mvm, "%sabling debug set temperature (temp = %d)\n",
 276		       mvm->temperature_test ? "En" : "Dis",
 277		       mvm->temperature);
 278	/* handle the temperature change */
 279	iwl_mvm_tt_handler(mvm);
 280
 281out:
 282	mutex_unlock(&mvm->mutex);
 283
 284	return count;
 285}
 286
 287static ssize_t iwl_dbgfs_nic_temp_read(struct file *file,
 288				       char __user *user_buf,
 289				       size_t count, loff_t *ppos)
 290{
 291	struct iwl_mvm *mvm = file->private_data;
 292	char buf[16];
 293	int pos, ret;
 294	s32 temp;
 295
 296	if (!iwl_mvm_firmware_running(mvm))
 297		return -EIO;
 298
 299	mutex_lock(&mvm->mutex);
 300	ret = iwl_mvm_get_temp(mvm, &temp);
 301	mutex_unlock(&mvm->mutex);
 302
 303	if (ret)
 304		return -EIO;
 305
 306	pos = scnprintf(buf, sizeof(buf), "%d\n", temp);
 307
 308	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 309}
 310
 311#ifdef CONFIG_ACPI
 312static ssize_t iwl_dbgfs_sar_geo_profile_read(struct file *file,
 313					      char __user *user_buf,
 314					      size_t count, loff_t *ppos)
 315{
 316	struct iwl_mvm *mvm = file->private_data;
 317	char buf[256];
 318	int pos = 0;
 319	int bufsz = sizeof(buf);
 320	int tbl_idx;
 
 321
 322	if (!iwl_mvm_firmware_running(mvm))
 323		return -EIO;
 324
 325	mutex_lock(&mvm->mutex);
 326	tbl_idx = iwl_mvm_get_sar_geo_profile(mvm);
 327	if (tbl_idx < 0) {
 328		mutex_unlock(&mvm->mutex);
 329		return tbl_idx;
 330	}
 331
 332	if (!tbl_idx) {
 333		pos = scnprintf(buf, bufsz,
 334				"SAR geographic profile disabled\n");
 335	} else {
 
 
 336		pos += scnprintf(buf + pos, bufsz - pos,
 337				 "Use geographic profile %d\n", tbl_idx);
 338		pos += scnprintf(buf + pos, bufsz - pos,
 339				 "2.4GHz:\n\tChain A offset: %u dBm\n\tChain B offset: %u dBm\n\tmax tx power: %u dBm\n",
 340				 mvm->fwrt.geo_profiles[tbl_idx - 1].bands[0].chains[0],
 341				 mvm->fwrt.geo_profiles[tbl_idx - 1].bands[0].chains[1],
 342				 mvm->fwrt.geo_profiles[tbl_idx - 1].bands[0].max);
 343		pos += scnprintf(buf + pos, bufsz - pos,
 344				 "5.2GHz:\n\tChain A offset: %u dBm\n\tChain B offset: %u dBm\n\tmax tx power: %u dBm\n",
 345				 mvm->fwrt.geo_profiles[tbl_idx - 1].bands[1].chains[0],
 346				 mvm->fwrt.geo_profiles[tbl_idx - 1].bands[1].chains[1],
 347				 mvm->fwrt.geo_profiles[tbl_idx - 1].bands[1].max);
 348	}
 349	mutex_unlock(&mvm->mutex);
 350
 351	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 352}
 353
 354static ssize_t iwl_dbgfs_wifi_6e_enable_read(struct file *file,
 355					     char __user *user_buf,
 356					     size_t count, loff_t *ppos)
 357{
 358	struct iwl_mvm *mvm = file->private_data;
 359	int err, pos;
 360	char buf[12];
 361	u32 value;
 362
 363	err = iwl_bios_get_dsm(&mvm->fwrt, DSM_FUNC_ENABLE_6E, &value);
 364	if (err)
 365		return err;
 366
 367	pos = sprintf(buf, "0x%08x\n", value);
 368
 369	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 370}
 371#endif
 372
 373static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf,
 374				       size_t count, loff_t *ppos)
 375{
 376	struct iwl_mvm *mvm = file->private_data;
 377	struct ieee80211_sta *sta;
 378	char buf[400];
 379	int i, pos = 0, bufsz = sizeof(buf);
 380
 381	mutex_lock(&mvm->mutex);
 382
 383	for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++) {
 384		pos += scnprintf(buf + pos, bufsz - pos, "%.2d: ", i);
 385		sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[i],
 386						lockdep_is_held(&mvm->mutex));
 387		if (!sta)
 388			pos += scnprintf(buf + pos, bufsz - pos, "N/A\n");
 389		else if (IS_ERR(sta))
 390			pos += scnprintf(buf + pos, bufsz - pos, "%ld\n",
 391					 PTR_ERR(sta));
 392		else
 393			pos += scnprintf(buf + pos, bufsz - pos, "%pM\n",
 394					 sta->addr);
 395	}
 396
 397	mutex_unlock(&mvm->mutex);
 398
 399	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 400}
 401
 402static ssize_t iwl_dbgfs_rs_data_read(struct ieee80211_link_sta *link_sta,
 403				      struct iwl_mvm_sta *mvmsta,
 404				      struct iwl_mvm *mvm,
 405				      struct iwl_mvm_link_sta *mvm_link_sta,
 406				      char __user *user_buf,
 407				      size_t count, loff_t *ppos)
 408{
 409	struct iwl_lq_sta_rs_fw *lq_sta = &mvm_link_sta->lq_sta.rs_fw;
 
 
 
 410	static const size_t bufsz = 2048;
 411	char *buff;
 412	int desc = 0;
 413	ssize_t ret;
 414
 415	buff = kmalloc(bufsz, GFP_KERNEL);
 416	if (!buff)
 417		return -ENOMEM;
 418
 
 
 419	desc += scnprintf(buff + desc, bufsz - desc, "sta_id %d\n",
 420			  lq_sta->pers.sta_id);
 421	desc += scnprintf(buff + desc, bufsz - desc,
 422			  "fixed rate 0x%X\n",
 423			  lq_sta->pers.dbg_fixed_rate);
 424	desc += scnprintf(buff + desc, bufsz - desc,
 425			  "A-MPDU size limit %d\n",
 426			  lq_sta->pers.dbg_agg_frame_count_lim);
 427	desc += scnprintf(buff + desc, bufsz - desc,
 428			  "valid_tx_ant %s%s\n",
 429		(iwl_mvm_get_valid_tx_ant(mvm) & ANT_A) ? "ANT_A," : "",
 430		(iwl_mvm_get_valid_tx_ant(mvm) & ANT_B) ? "ANT_B," : "");
 
 431	desc += scnprintf(buff + desc, bufsz - desc,
 432			  "last tx rate=0x%X ",
 433			  lq_sta->last_rate_n_flags);
 434
 435	desc += rs_pretty_print_rate(buff + desc, bufsz - desc,
 436				     lq_sta->last_rate_n_flags);
 437	if (desc < bufsz - 1)
 438		buff[desc++] = '\n';
 439
 440	ret = simple_read_from_buffer(user_buf, count, ppos, buff, desc);
 441	kfree(buff);
 442	return ret;
 443}
 444
 445static ssize_t iwl_dbgfs_amsdu_len_write(struct ieee80211_link_sta *link_sta,
 446					 struct iwl_mvm_sta *mvmsta,
 447					 struct iwl_mvm *mvm,
 448					 struct iwl_mvm_link_sta *mvm_link_sta,
 449					 char *buf, size_t count,
 450					 loff_t *ppos)
 451{
 452	int i;
 453	u16 amsdu_len;
 454
 455	if (kstrtou16(buf, 0, &amsdu_len))
 456		return -EINVAL;
 457
 458	/* only change from debug set <-> debug unset */
 459	if (amsdu_len && mvm_link_sta->orig_amsdu_len)
 460		return -EBUSY;
 461
 462	if (amsdu_len) {
 463		mvm_link_sta->orig_amsdu_len = link_sta->agg.max_amsdu_len;
 464		link_sta->agg.max_amsdu_len = amsdu_len;
 465		link_sta->agg.max_amsdu_len = amsdu_len;
 466		for (i = 0; i < ARRAY_SIZE(link_sta->agg.max_tid_amsdu_len); i++)
 467			link_sta->agg.max_tid_amsdu_len[i] = amsdu_len;
 468	} else {
 469		link_sta->agg.max_amsdu_len = mvm_link_sta->orig_amsdu_len;
 470		mvm_link_sta->orig_amsdu_len = 0;
 471	}
 472
 473	ieee80211_sta_recalc_aggregates(link_sta->sta);
 474
 475	return count;
 476}
 477
 478static ssize_t iwl_dbgfs_amsdu_len_read(struct ieee80211_link_sta *link_sta,
 479					struct iwl_mvm_sta *mvmsta,
 480					struct iwl_mvm *mvm,
 481					struct iwl_mvm_link_sta *mvm_link_sta,
 482					char __user *user_buf,
 483					size_t count, loff_t *ppos)
 484{
 485	char buf[32];
 486	int pos;
 487
 488	pos = scnprintf(buf, sizeof(buf), "current %d ",
 489			link_sta->agg.max_amsdu_len);
 490	pos += scnprintf(buf + pos, sizeof(buf) - pos, "stored %d\n",
 491			 mvm_link_sta->orig_amsdu_len);
 492
 493	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 494}
 495
 496static ssize_t iwl_dbgfs_disable_power_off_read(struct file *file,
 497						char __user *user_buf,
 498						size_t count, loff_t *ppos)
 499{
 500	struct iwl_mvm *mvm = file->private_data;
 501	char buf[64];
 502	int bufsz = sizeof(buf);
 503	int pos = 0;
 504
 505	pos += scnprintf(buf+pos, bufsz-pos, "disable_power_off_d0=%d\n",
 506			 mvm->disable_power_off);
 507	pos += scnprintf(buf+pos, bufsz-pos, "disable_power_off_d3=%d\n",
 508			 mvm->disable_power_off_d3);
 509
 510	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 511}
 512
 513static ssize_t iwl_dbgfs_disable_power_off_write(struct iwl_mvm *mvm, char *buf,
 514						 size_t count, loff_t *ppos)
 515{
 516	int ret, val;
 517
 518	if (!iwl_mvm_firmware_running(mvm))
 519		return -EIO;
 520
 521	if (!strncmp("disable_power_off_d0=", buf, 21)) {
 522		if (sscanf(buf + 21, "%d", &val) != 1)
 523			return -EINVAL;
 524		mvm->disable_power_off = val;
 525	} else if (!strncmp("disable_power_off_d3=", buf, 21)) {
 526		if (sscanf(buf + 21, "%d", &val) != 1)
 527			return -EINVAL;
 528		mvm->disable_power_off_d3 = val;
 529	} else {
 530		return -EINVAL;
 531	}
 532
 533	mutex_lock(&mvm->mutex);
 534	ret = iwl_mvm_power_update_device(mvm);
 535	mutex_unlock(&mvm->mutex);
 536
 537	return ret ?: count;
 538}
 539
 540static ssize_t iwl_dbgfs_fw_ver_read(struct file *file, char __user *user_buf,
 541				     size_t count, loff_t *ppos)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 542{
 543	struct iwl_mvm *mvm = file->private_data;
 544	char *buff, *pos, *endpos;
 545	static const size_t bufsz = 1024;
 546	int ret;
 547
 548	buff = kmalloc(bufsz, GFP_KERNEL);
 549	if (!buff)
 550		return -ENOMEM;
 551
 552	pos = buff;
 553	endpos = pos + bufsz;
 554
 555	pos += scnprintf(pos, endpos - pos, "FW id: %s\n",
 556			 mvm->fwrt.fw->fw_version);
 557	pos += scnprintf(pos, endpos - pos, "FW: %s\n",
 558			 mvm->fwrt.fw->human_readable);
 559	pos += scnprintf(pos, endpos - pos, "Device: %s\n",
 560			 mvm->fwrt.trans->name);
 561	pos += scnprintf(pos, endpos - pos, "Bus: %s\n",
 562			 mvm->fwrt.dev->bus->name);
 563
 564	ret = simple_read_from_buffer(user_buf, count, ppos, buff, pos - buff);
 565	kfree(buff);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 566
 567	return ret;
 568}
 
 569
 570static ssize_t iwl_dbgfs_tas_get_status_read(struct file *file,
 571					     char __user *user_buf,
 572					     size_t count, loff_t *ppos)
 573{
 574	struct iwl_mvm *mvm = file->private_data;
 575	struct iwl_mvm_tas_status_resp tas_rsp;
 576	struct iwl_mvm_tas_status_resp *rsp = &tas_rsp;
 577	static const size_t bufsz = 1024;
 578	char *buff, *pos, *endpos;
 579	const char * const tas_dis_reason[TAS_DISABLED_REASON_MAX] = {
 580		[TAS_DISABLED_DUE_TO_BIOS] =
 581			"Due To BIOS",
 582		[TAS_DISABLED_DUE_TO_SAR_6DBM] =
 583			"Due To SAR Limit Less Than 6 dBm",
 584		[TAS_DISABLED_REASON_INVALID] =
 585			"N/A",
 586	};
 587	const char * const tas_current_status[TAS_DYNA_STATUS_MAX] = {
 588		[TAS_DYNA_INACTIVE] = "INACTIVE",
 589		[TAS_DYNA_INACTIVE_MVM_MODE] =
 590			"inactive due to mvm mode",
 591		[TAS_DYNA_INACTIVE_TRIGGER_MODE] =
 592			"inactive due to trigger mode",
 593		[TAS_DYNA_INACTIVE_BLOCK_LISTED] =
 594			"inactive due to block listed",
 595		[TAS_DYNA_INACTIVE_UHB_NON_US] =
 596			"inactive due to uhb non US",
 597		[TAS_DYNA_ACTIVE] = "ACTIVE",
 598	};
 599	struct iwl_host_cmd hcmd = {
 600		.id = WIDE_ID(DEBUG_GROUP, GET_TAS_STATUS),
 601		.flags = CMD_WANT_SKB,
 602		.len = { 0, },
 603		.data = { NULL, },
 604	};
 605	int ret, i, tmp;
 606	bool tas_enabled = false;
 607	unsigned long dyn_status;
 608
 609	if (!iwl_mvm_firmware_running(mvm))
 610		return -ENODEV;
 611
 612	mutex_lock(&mvm->mutex);
 613	ret = iwl_mvm_send_cmd(mvm, &hcmd);
 
 
 
 
 
 
 
 
 614	mutex_unlock(&mvm->mutex);
 615	if (ret < 0)
 616		return ret;
 617
 618	buff = kzalloc(bufsz, GFP_KERNEL);
 619	if (!buff)
 620		return -ENOMEM;
 621	pos = buff;
 622	endpos = pos + bufsz;
 623
 624	rsp = (void *)hcmd.resp_pkt->data;
 
 
 
 
 625
 626	pos += scnprintf(pos, endpos - pos, "TAS Conclusion:\n");
 627	for (i = 0; i < rsp->in_dual_radio + 1; i++) {
 628		if (rsp->tas_status_mac[i].band != TAS_LMAC_BAND_INVALID &&
 629		    rsp->tas_status_mac[i].dynamic_status & BIT(TAS_DYNA_ACTIVE)) {
 630			pos += scnprintf(pos, endpos - pos, "\tON for ");
 631			switch (rsp->tas_status_mac[i].band) {
 632			case TAS_LMAC_BAND_HB:
 633				pos += scnprintf(pos, endpos - pos, "HB\n");
 634				break;
 635			case TAS_LMAC_BAND_LB:
 636				pos += scnprintf(pos, endpos - pos, "LB\n");
 637				break;
 638			case TAS_LMAC_BAND_UHB:
 639				pos += scnprintf(pos, endpos - pos, "UHB\n");
 640				break;
 641			case TAS_LMAC_BAND_INVALID:
 642				pos += scnprintf(pos, endpos - pos,
 643						 "INVALID BAND\n");
 644				break;
 645			default:
 646				pos += scnprintf(pos, endpos - pos,
 647						 "Unsupported band (%d)\n",
 648						 rsp->tas_status_mac[i].band);
 649				goto out;
 650			}
 651			tas_enabled = true;
 652		}
 653	}
 654	if (!tas_enabled)
 655		pos += scnprintf(pos, endpos - pos, "\tOFF\n");
 656
 657	pos += scnprintf(pos, endpos - pos, "TAS Report\n");
 658	pos += scnprintf(pos, endpos - pos, "TAS FW version: %d\n",
 659			 rsp->tas_fw_version);
 660	pos += scnprintf(pos, endpos - pos, "Is UHB enabled for USA?: %s\n",
 661			 rsp->is_uhb_for_usa_enable ? "True" : "False");
 662	pos += scnprintf(pos, endpos - pos, "Current MCC: 0x%x\n",
 663			 le16_to_cpu(rsp->curr_mcc));
 664
 665	pos += scnprintf(pos, endpos - pos, "Block list entries:");
 666	for (i = 0; i < IWL_WTAS_BLACK_LIST_MAX; i++)
 667		pos += scnprintf(pos, endpos - pos, " 0x%x",
 668				 le16_to_cpu(rsp->block_list[i]));
 669
 670	pos += scnprintf(pos, endpos - pos, "\nOEM name: %s\n",
 671			 dmi_get_system_info(DMI_SYS_VENDOR) ?: "<unknown>");
 672	pos += scnprintf(pos, endpos - pos, "\tVendor In Approved List: %s\n",
 673			 iwl_is_tas_approved() ? "YES" : "NO");
 674	pos += scnprintf(pos, endpos - pos,
 675			 "\tDo TAS Support Dual Radio?: %s\n",
 676			 rsp->in_dual_radio ? "TRUE" : "FALSE");
 677
 678	for (i = 0; i < rsp->in_dual_radio + 1; i++) {
 679		if (rsp->tas_status_mac[i].static_status == 0) {
 680			pos += scnprintf(pos, endpos - pos,
 681					 "Static status: disabled\n");
 682			pos += scnprintf(pos, endpos - pos,
 683					 "Static disabled reason: %s (0)\n",
 684					 tas_dis_reason[0]);
 685			goto out;
 686		}
 687
 688		pos += scnprintf(pos, endpos - pos, "TAS status for ");
 689		switch (rsp->tas_status_mac[i].band) {
 690		case TAS_LMAC_BAND_HB:
 691			pos += scnprintf(pos, endpos - pos, "High band\n");
 692			break;
 693		case TAS_LMAC_BAND_LB:
 694			pos += scnprintf(pos, endpos - pos, "Low band\n");
 695			break;
 696		case TAS_LMAC_BAND_UHB:
 697			pos += scnprintf(pos, endpos - pos,
 698					 "Ultra high band\n");
 699			break;
 700		case TAS_LMAC_BAND_INVALID:
 701			pos += scnprintf(pos, endpos - pos,
 702					 "INVALID band\n");
 703			break;
 704		default:
 705			pos += scnprintf(pos, endpos - pos,
 706					 "Unsupported band (%d)\n",
 707					 rsp->tas_status_mac[i].band);
 708			goto out;
 709		}
 710		pos += scnprintf(pos, endpos - pos, "Static status: %sabled\n",
 711				 rsp->tas_status_mac[i].static_status ?
 712				 "En" : "Dis");
 713		pos += scnprintf(pos, endpos - pos,
 714				 "\tStatic Disabled Reason: ");
 715		if (rsp->tas_status_mac[i].static_dis_reason < TAS_DISABLED_REASON_MAX)
 716			pos += scnprintf(pos, endpos - pos, "%s (%d)\n",
 717					 tas_dis_reason[rsp->tas_status_mac[i].static_dis_reason],
 718					 rsp->tas_status_mac[i].static_dis_reason);
 719		else
 720			pos += scnprintf(pos, endpos - pos,
 721					 "unsupported value (%d)\n",
 722					 rsp->tas_status_mac[i].static_dis_reason);
 723
 724		pos += scnprintf(pos, endpos - pos, "Dynamic status:\n");
 725		dyn_status = (rsp->tas_status_mac[i].dynamic_status);
 726		for_each_set_bit(tmp, &dyn_status, sizeof(dyn_status)) {
 727			if (tmp >= 0 && tmp < TAS_DYNA_STATUS_MAX)
 728				pos += scnprintf(pos, endpos - pos,
 729						 "\t%s (%d)\n",
 730						 tas_current_status[tmp], tmp);
 731		}
 732
 733		pos += scnprintf(pos, endpos - pos,
 734				 "Is near disconnection?: %s\n",
 735				 rsp->tas_status_mac[i].near_disconnection ?
 736				 "True" : "False");
 737		tmp = le16_to_cpu(rsp->tas_status_mac[i].max_reg_pwr_limit);
 738		pos += scnprintf(pos, endpos - pos,
 739				 "Max. regulatory pwr limit (dBm): %d.%03d\n",
 740				 tmp / 8, 125 * (tmp % 8));
 741		tmp = le16_to_cpu(rsp->tas_status_mac[i].sar_limit);
 742		pos += scnprintf(pos, endpos - pos,
 743				 "SAR limit (dBm): %d.%03d\n",
 744				 tmp / 8, 125 * (tmp % 8));
 745	}
 746
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 747out:
 748	ret = simple_read_from_buffer(user_buf, count, ppos, buff, pos - buff);
 749	kfree(buff);
 750	iwl_free_resp(&hcmd);
 751	return ret;
 752}
 753
 754static ssize_t iwl_dbgfs_phy_integration_ver_read(struct file *file,
 755						  char __user *user_buf,
 756						  size_t count, loff_t *ppos)
 757{
 758	struct iwl_mvm *mvm = file->private_data;
 759	char *buf;
 760	size_t bufsz;
 761	int pos;
 762	ssize_t ret;
 763
 764	bufsz = mvm->fw->phy_integration_ver_len + 2;
 765	buf = kmalloc(bufsz, GFP_KERNEL);
 766	if (!buf)
 767		return -ENOMEM;
 768
 769	pos = scnprintf(buf, bufsz, "%.*s\n", mvm->fw->phy_integration_ver_len,
 770			mvm->fw->phy_integration_ver);
 771
 772	ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 
 
 
 
 
 
 
 
 
 
 773
 774	kfree(buf);
 775	return ret;
 776}
 777
 778#define PRINT_STATS_LE32(_struct, _memb)				\
 779			 pos += scnprintf(buf + pos, bufsz - pos,	\
 780					  fmt_table, #_memb,		\
 781					  le32_to_cpu(_struct->_memb))
 782
 783static ssize_t iwl_dbgfs_fw_rx_stats_read(struct file *file,
 784					  char __user *user_buf, size_t count,
 785					  loff_t *ppos)
 786{
 787	struct iwl_mvm *mvm = file->private_data;
 788	static const char *fmt_table = "\t%-30s %10u\n";
 789	static const char *fmt_header = "%-32s\n";
 790	int pos = 0;
 791	char *buf;
 792	int ret;
 793	size_t bufsz;
 794	u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw,
 795					   WIDE_ID(SYSTEM_GROUP,
 796						   SYSTEM_STATISTICS_CMD),
 797					   IWL_FW_CMD_VER_UNKNOWN);
 798
 799	if (cmd_ver != IWL_FW_CMD_VER_UNKNOWN)
 800		return -EOPNOTSUPP;
 801
 802	if (iwl_mvm_has_new_rx_stats_api(mvm))
 803		bufsz = ((sizeof(struct mvm_statistics_rx) /
 804			  sizeof(__le32)) * 43) + (4 * 33) + 1;
 805	else
 806		/* 43 = size of each data line; 33 = size of each header */
 807		bufsz = ((sizeof(struct mvm_statistics_rx_v3) /
 808			  sizeof(__le32)) * 43) + (4 * 33) + 1;
 809
 810	buf = kzalloc(bufsz, GFP_KERNEL);
 811	if (!buf)
 812		return -ENOMEM;
 813
 814	mutex_lock(&mvm->mutex);
 815
 816	if (iwl_mvm_firmware_running(mvm))
 817		iwl_mvm_request_statistics(mvm, false);
 818
 819	pos += scnprintf(buf + pos, bufsz - pos, fmt_header,
 820			 "Statistics_Rx - OFDM");
 821	if (!iwl_mvm_has_new_rx_stats_api(mvm)) {
 822		struct mvm_statistics_rx_phy_v2 *ofdm = &mvm->rx_stats_v3.ofdm;
 823
 824		PRINT_STATS_LE32(ofdm, ina_cnt);
 825		PRINT_STATS_LE32(ofdm, fina_cnt);
 826		PRINT_STATS_LE32(ofdm, plcp_err);
 827		PRINT_STATS_LE32(ofdm, crc32_err);
 828		PRINT_STATS_LE32(ofdm, overrun_err);
 829		PRINT_STATS_LE32(ofdm, early_overrun_err);
 830		PRINT_STATS_LE32(ofdm, crc32_good);
 831		PRINT_STATS_LE32(ofdm, false_alarm_cnt);
 832		PRINT_STATS_LE32(ofdm, fina_sync_err_cnt);
 833		PRINT_STATS_LE32(ofdm, sfd_timeout);
 834		PRINT_STATS_LE32(ofdm, fina_timeout);
 835		PRINT_STATS_LE32(ofdm, unresponded_rts);
 836		PRINT_STATS_LE32(ofdm, rxe_frame_lmt_overrun);
 837		PRINT_STATS_LE32(ofdm, sent_ack_cnt);
 838		PRINT_STATS_LE32(ofdm, sent_cts_cnt);
 839		PRINT_STATS_LE32(ofdm, sent_ba_rsp_cnt);
 840		PRINT_STATS_LE32(ofdm, dsp_self_kill);
 841		PRINT_STATS_LE32(ofdm, mh_format_err);
 842		PRINT_STATS_LE32(ofdm, re_acq_main_rssi_sum);
 843		PRINT_STATS_LE32(ofdm, reserved);
 844	} else {
 845		struct mvm_statistics_rx_phy *ofdm = &mvm->rx_stats.ofdm;
 846
 847		PRINT_STATS_LE32(ofdm, unresponded_rts);
 848		PRINT_STATS_LE32(ofdm, rxe_frame_lmt_overrun);
 849		PRINT_STATS_LE32(ofdm, sent_ba_rsp_cnt);
 850		PRINT_STATS_LE32(ofdm, dsp_self_kill);
 851		PRINT_STATS_LE32(ofdm, reserved);
 852	}
 853
 854	pos += scnprintf(buf + pos, bufsz - pos, fmt_header,
 855			 "Statistics_Rx - CCK");
 856	if (!iwl_mvm_has_new_rx_stats_api(mvm)) {
 857		struct mvm_statistics_rx_phy_v2 *cck = &mvm->rx_stats_v3.cck;
 858
 859		PRINT_STATS_LE32(cck, ina_cnt);
 860		PRINT_STATS_LE32(cck, fina_cnt);
 861		PRINT_STATS_LE32(cck, plcp_err);
 862		PRINT_STATS_LE32(cck, crc32_err);
 863		PRINT_STATS_LE32(cck, overrun_err);
 864		PRINT_STATS_LE32(cck, early_overrun_err);
 865		PRINT_STATS_LE32(cck, crc32_good);
 866		PRINT_STATS_LE32(cck, false_alarm_cnt);
 867		PRINT_STATS_LE32(cck, fina_sync_err_cnt);
 868		PRINT_STATS_LE32(cck, sfd_timeout);
 869		PRINT_STATS_LE32(cck, fina_timeout);
 870		PRINT_STATS_LE32(cck, unresponded_rts);
 871		PRINT_STATS_LE32(cck, rxe_frame_lmt_overrun);
 872		PRINT_STATS_LE32(cck, sent_ack_cnt);
 873		PRINT_STATS_LE32(cck, sent_cts_cnt);
 874		PRINT_STATS_LE32(cck, sent_ba_rsp_cnt);
 875		PRINT_STATS_LE32(cck, dsp_self_kill);
 876		PRINT_STATS_LE32(cck, mh_format_err);
 877		PRINT_STATS_LE32(cck, re_acq_main_rssi_sum);
 878		PRINT_STATS_LE32(cck, reserved);
 879	} else {
 880		struct mvm_statistics_rx_phy *cck = &mvm->rx_stats.cck;
 881
 882		PRINT_STATS_LE32(cck, unresponded_rts);
 883		PRINT_STATS_LE32(cck, rxe_frame_lmt_overrun);
 884		PRINT_STATS_LE32(cck, sent_ba_rsp_cnt);
 885		PRINT_STATS_LE32(cck, dsp_self_kill);
 886		PRINT_STATS_LE32(cck, reserved);
 887	}
 888
 889	pos += scnprintf(buf + pos, bufsz - pos, fmt_header,
 890			 "Statistics_Rx - GENERAL");
 891	if (!iwl_mvm_has_new_rx_stats_api(mvm)) {
 892		struct mvm_statistics_rx_non_phy_v3 *general =
 893			&mvm->rx_stats_v3.general;
 894
 895		PRINT_STATS_LE32(general, bogus_cts);
 896		PRINT_STATS_LE32(general, bogus_ack);
 897		PRINT_STATS_LE32(general, non_bssid_frames);
 898		PRINT_STATS_LE32(general, filtered_frames);
 899		PRINT_STATS_LE32(general, non_channel_beacons);
 900		PRINT_STATS_LE32(general, channel_beacons);
 901		PRINT_STATS_LE32(general, num_missed_bcon);
 902		PRINT_STATS_LE32(general, adc_rx_saturation_time);
 903		PRINT_STATS_LE32(general, ina_detection_search_time);
 904		PRINT_STATS_LE32(general, beacon_silence_rssi_a);
 905		PRINT_STATS_LE32(general, beacon_silence_rssi_b);
 906		PRINT_STATS_LE32(general, beacon_silence_rssi_c);
 907		PRINT_STATS_LE32(general, interference_data_flag);
 908		PRINT_STATS_LE32(general, channel_load);
 909		PRINT_STATS_LE32(general, dsp_false_alarms);
 910		PRINT_STATS_LE32(general, beacon_rssi_a);
 911		PRINT_STATS_LE32(general, beacon_rssi_b);
 912		PRINT_STATS_LE32(general, beacon_rssi_c);
 913		PRINT_STATS_LE32(general, beacon_energy_a);
 914		PRINT_STATS_LE32(general, beacon_energy_b);
 915		PRINT_STATS_LE32(general, beacon_energy_c);
 916		PRINT_STATS_LE32(general, num_bt_kills);
 917		PRINT_STATS_LE32(general, mac_id);
 918		PRINT_STATS_LE32(general, directed_data_mpdu);
 919	} else {
 920		struct mvm_statistics_rx_non_phy *general =
 921			&mvm->rx_stats.general;
 922
 923		PRINT_STATS_LE32(general, bogus_cts);
 924		PRINT_STATS_LE32(general, bogus_ack);
 925		PRINT_STATS_LE32(general, non_channel_beacons);
 926		PRINT_STATS_LE32(general, channel_beacons);
 927		PRINT_STATS_LE32(general, num_missed_bcon);
 928		PRINT_STATS_LE32(general, adc_rx_saturation_time);
 929		PRINT_STATS_LE32(general, ina_detection_search_time);
 930		PRINT_STATS_LE32(general, beacon_silence_rssi_a);
 931		PRINT_STATS_LE32(general, beacon_silence_rssi_b);
 932		PRINT_STATS_LE32(general, beacon_silence_rssi_c);
 933		PRINT_STATS_LE32(general, interference_data_flag);
 934		PRINT_STATS_LE32(general, channel_load);
 935		PRINT_STATS_LE32(general, beacon_rssi_a);
 936		PRINT_STATS_LE32(general, beacon_rssi_b);
 937		PRINT_STATS_LE32(general, beacon_rssi_c);
 938		PRINT_STATS_LE32(general, beacon_energy_a);
 939		PRINT_STATS_LE32(general, beacon_energy_b);
 940		PRINT_STATS_LE32(general, beacon_energy_c);
 941		PRINT_STATS_LE32(general, num_bt_kills);
 942		PRINT_STATS_LE32(general, mac_id);
 943	}
 944
 945	pos += scnprintf(buf + pos, bufsz - pos, fmt_header,
 946			 "Statistics_Rx - HT");
 947	if (!iwl_mvm_has_new_rx_stats_api(mvm)) {
 948		struct mvm_statistics_rx_ht_phy_v1 *ht =
 949			&mvm->rx_stats_v3.ofdm_ht;
 950
 951		PRINT_STATS_LE32(ht, plcp_err);
 952		PRINT_STATS_LE32(ht, overrun_err);
 953		PRINT_STATS_LE32(ht, early_overrun_err);
 954		PRINT_STATS_LE32(ht, crc32_good);
 955		PRINT_STATS_LE32(ht, crc32_err);
 956		PRINT_STATS_LE32(ht, mh_format_err);
 957		PRINT_STATS_LE32(ht, agg_crc32_good);
 958		PRINT_STATS_LE32(ht, agg_mpdu_cnt);
 959		PRINT_STATS_LE32(ht, agg_cnt);
 960		PRINT_STATS_LE32(ht, unsupport_mcs);
 961	} else {
 962		struct mvm_statistics_rx_ht_phy *ht =
 963			&mvm->rx_stats.ofdm_ht;
 964
 965		PRINT_STATS_LE32(ht, mh_format_err);
 966		PRINT_STATS_LE32(ht, agg_mpdu_cnt);
 967		PRINT_STATS_LE32(ht, agg_cnt);
 968		PRINT_STATS_LE32(ht, unsupport_mcs);
 969	}
 970
 971	mutex_unlock(&mvm->mutex);
 972
 973	ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 974	kfree(buf);
 975
 976	return ret;
 977}
 978#undef PRINT_STAT_LE32
 979
 980static ssize_t iwl_dbgfs_fw_system_stats_read(struct file *file,
 981					      char __user *user_buf,
 982					      size_t count, loff_t *ppos)
 983{
 984	char *buff, *pos, *endpos;
 985	int ret;
 986	size_t bufsz;
 987	int i;
 988	struct iwl_mvm_vif *mvmvif;
 989	struct ieee80211_vif *vif;
 990	struct iwl_mvm *mvm = file->private_data;
 991	u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw,
 992					   WIDE_ID(SYSTEM_GROUP,
 993						   SYSTEM_STATISTICS_CMD),
 994					   IWL_FW_CMD_VER_UNKNOWN);
 995
 996	/* in case of a wrong cmd version, allocate buffer only for error msg */
 997	bufsz = (cmd_ver == 1) ? 4096 : 64;
 998
 999	buff = kzalloc(bufsz, GFP_KERNEL);
1000	if (!buff)
1001		return -ENOMEM;
1002
1003	pos = buff;
1004	endpos = pos + bufsz;
1005
1006	if (cmd_ver != 1) {
1007		pos += scnprintf(pos, endpos - pos,
1008				 "System stats not supported:%d\n", cmd_ver);
1009		goto send_out;
1010	}
1011
1012	mutex_lock(&mvm->mutex);
1013	if (iwl_mvm_firmware_running(mvm))
1014		iwl_mvm_request_statistics(mvm, false);
1015
1016	for (i = 0; i < NUM_MAC_INDEX_DRIVER; i++) {
1017		vif = iwl_mvm_rcu_dereference_vif_id(mvm, i, false);
1018		if (!vif)
1019			continue;
1020
1021		if (vif->type == NL80211_IFTYPE_STATION)
1022			break;
1023	}
1024
1025	if (i == NUM_MAC_INDEX_DRIVER || !vif) {
1026		pos += scnprintf(pos, endpos - pos, "vif is NULL\n");
1027		goto release_send_out;
1028	}
1029
1030	mvmvif = iwl_mvm_vif_from_mac80211(vif);
1031	if (!mvmvif) {
1032		pos += scnprintf(pos, endpos - pos, "mvmvif is NULL\n");
1033		goto release_send_out;
1034	}
1035
1036	for_each_mvm_vif_valid_link(mvmvif, i) {
1037		struct iwl_mvm_vif_link_info *link_info = mvmvif->link[i];
1038
1039		pos += scnprintf(pos, endpos - pos,
1040				 "link_id %d", i);
1041		pos += scnprintf(pos, endpos - pos,
1042				 " num_beacons %d",
1043				 link_info->beacon_stats.num_beacons);
1044		pos += scnprintf(pos, endpos - pos,
1045				 " accu_num_beacons %d",
1046				 link_info->beacon_stats.accu_num_beacons);
1047		pos += scnprintf(pos, endpos - pos,
1048				 " avg_signal %d\n",
1049				 link_info->beacon_stats.avg_signal);
1050	}
1051
1052	pos += scnprintf(pos, endpos - pos,
1053			 "radio_stats.rx_time %lld\n",
1054			 mvm->radio_stats.rx_time);
1055	pos += scnprintf(pos, endpos - pos,
1056			 "radio_stats.tx_time %lld\n",
1057			 mvm->radio_stats.tx_time);
1058	pos += scnprintf(pos, endpos - pos,
1059			 "accu_radio_stats.rx_time %lld\n",
1060			 mvm->accu_radio_stats.rx_time);
1061	pos += scnprintf(pos, endpos - pos,
1062			 "accu_radio_stats.tx_time %lld\n",
1063			 mvm->accu_radio_stats.tx_time);
1064
1065release_send_out:
1066	mutex_unlock(&mvm->mutex);
1067
1068send_out:
1069	ret = simple_read_from_buffer(user_buf, count, ppos, buff, pos - buff);
1070	kfree(buff);
1071
1072	return ret;
1073}
1074
1075static ssize_t iwl_dbgfs_frame_stats_read(struct iwl_mvm *mvm,
1076					  char __user *user_buf, size_t count,
1077					  loff_t *ppos,
1078					  struct iwl_mvm_frame_stats *stats)
1079{
1080	char *buff, *pos, *endpos;
1081	int idx, i;
1082	int ret;
1083	static const size_t bufsz = 1024;
1084
1085	buff = kmalloc(bufsz, GFP_KERNEL);
1086	if (!buff)
1087		return -ENOMEM;
1088
1089	spin_lock_bh(&mvm->drv_stats_lock);
1090
1091	pos = buff;
1092	endpos = pos + bufsz;
1093
1094	pos += scnprintf(pos, endpos - pos,
1095			 "Legacy/HT/VHT\t:\t%d/%d/%d\n",
1096			 stats->legacy_frames,
1097			 stats->ht_frames,
1098			 stats->vht_frames);
1099	pos += scnprintf(pos, endpos - pos, "20/40/80\t:\t%d/%d/%d\n",
1100			 stats->bw_20_frames,
1101			 stats->bw_40_frames,
1102			 stats->bw_80_frames);
1103	pos += scnprintf(pos, endpos - pos, "NGI/SGI\t\t:\t%d/%d\n",
1104			 stats->ngi_frames,
1105			 stats->sgi_frames);
1106	pos += scnprintf(pos, endpos - pos, "SISO/MIMO2\t:\t%d/%d\n",
1107			 stats->siso_frames,
1108			 stats->mimo2_frames);
1109	pos += scnprintf(pos, endpos - pos, "FAIL/SCSS\t:\t%d/%d\n",
1110			 stats->fail_frames,
1111			 stats->success_frames);
1112	pos += scnprintf(pos, endpos - pos, "MPDUs agg\t:\t%d\n",
1113			 stats->agg_frames);
1114	pos += scnprintf(pos, endpos - pos, "A-MPDUs\t\t:\t%d\n",
1115			 stats->ampdu_count);
1116	pos += scnprintf(pos, endpos - pos, "Avg MPDUs/A-MPDU:\t%d\n",
1117			 stats->ampdu_count > 0 ?
1118			 (stats->agg_frames / stats->ampdu_count) : 0);
1119
1120	pos += scnprintf(pos, endpos - pos, "Last Rates\n");
1121
1122	idx = stats->last_frame_idx - 1;
1123	for (i = 0; i < ARRAY_SIZE(stats->last_rates); i++) {
1124		idx = (idx + 1) % ARRAY_SIZE(stats->last_rates);
1125		if (stats->last_rates[idx] == 0)
1126			continue;
1127		pos += scnprintf(pos, endpos - pos, "Rate[%d]: ",
1128				 (int)(ARRAY_SIZE(stats->last_rates) - i));
1129		pos += rs_pretty_print_rate_v1(pos, endpos - pos,
1130					       stats->last_rates[idx]);
1131		if (pos < endpos - 1)
1132			*pos++ = '\n';
1133	}
1134	spin_unlock_bh(&mvm->drv_stats_lock);
1135
1136	ret = simple_read_from_buffer(user_buf, count, ppos, buff, pos - buff);
1137	kfree(buff);
1138
1139	return ret;
1140}
1141
1142static ssize_t iwl_dbgfs_drv_rx_stats_read(struct file *file,
1143					   char __user *user_buf, size_t count,
1144					   loff_t *ppos)
1145{
1146	struct iwl_mvm *mvm = file->private_data;
1147
1148	return iwl_dbgfs_frame_stats_read(mvm, user_buf, count, ppos,
1149					  &mvm->drv_rx_stats);
1150}
1151
1152static ssize_t iwl_dbgfs_fw_restart_write(struct iwl_mvm *mvm, char *buf,
1153					  size_t count, loff_t *ppos)
1154{
1155	int __maybe_unused ret;
1156
1157	if (!iwl_mvm_firmware_running(mvm))
1158		return -EIO;
1159
1160	mutex_lock(&mvm->mutex);
1161
1162	/* allow one more restart that we're provoking here */
1163	if (mvm->fw_restart >= 0)
1164		mvm->fw_restart++;
1165
1166	if (count == 6 && !strcmp(buf, "nolog\n")) {
1167		set_bit(IWL_MVM_STATUS_SUPPRESS_ERROR_LOG_ONCE, &mvm->status);
1168		set_bit(STATUS_SUPPRESS_CMD_ERROR_ONCE, &mvm->trans->status);
1169	}
1170
1171	/* take the return value to make compiler happy - it will fail anyway */
1172	ret = iwl_mvm_send_cmd_pdu(mvm,
1173				   WIDE_ID(LONG_GROUP, REPLY_ERROR),
1174				   0, 0, NULL);
1175
1176	mutex_unlock(&mvm->mutex);
1177
1178	return count;
1179}
1180
1181static ssize_t iwl_dbgfs_fw_nmi_write(struct iwl_mvm *mvm, char *buf,
1182				      size_t count, loff_t *ppos)
1183{
 
 
1184	if (!iwl_mvm_firmware_running(mvm))
1185		return -EIO;
1186
1187	IWL_ERR(mvm, "Triggering an NMI from debugfs\n");
1188
1189	if (count == 6 && !strcmp(buf, "nolog\n"))
1190		set_bit(IWL_MVM_STATUS_SUPPRESS_ERROR_LOG_ONCE, &mvm->status);
1191
1192	iwl_force_nmi(mvm->trans);
1193
 
 
1194	return count;
1195}
1196
1197static ssize_t
1198iwl_dbgfs_scan_ant_rxchain_read(struct file *file,
1199				char __user *user_buf,
1200				size_t count, loff_t *ppos)
1201{
1202	struct iwl_mvm *mvm = file->private_data;
1203	int pos = 0;
1204	char buf[32];
1205	const size_t bufsz = sizeof(buf);
1206
1207	/* print which antennas were set for the scan command by the user */
1208	pos += scnprintf(buf + pos, bufsz - pos, "Antennas for scan: ");
1209	if (mvm->scan_rx_ant & ANT_A)
1210		pos += scnprintf(buf + pos, bufsz - pos, "A");
1211	if (mvm->scan_rx_ant & ANT_B)
1212		pos += scnprintf(buf + pos, bufsz - pos, "B");
1213	pos += scnprintf(buf + pos, bufsz - pos, " (%x)\n", mvm->scan_rx_ant);
 
 
1214
1215	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1216}
1217
1218static ssize_t
1219iwl_dbgfs_scan_ant_rxchain_write(struct iwl_mvm *mvm, char *buf,
1220				 size_t count, loff_t *ppos)
1221{
1222	u8 scan_rx_ant;
1223
1224	if (!iwl_mvm_firmware_running(mvm))
1225		return -EIO;
1226
1227	if (sscanf(buf, "%hhx", &scan_rx_ant) != 1)
1228		return -EINVAL;
1229	if (scan_rx_ant > ANT_ABC)
1230		return -EINVAL;
1231	if (scan_rx_ant & ~(iwl_mvm_get_valid_rx_ant(mvm)))
1232		return -EINVAL;
1233
1234	if (mvm->scan_rx_ant != scan_rx_ant) {
1235		mvm->scan_rx_ant = scan_rx_ant;
1236		if (fw_has_capa(&mvm->fw->ucode_capa,
1237				IWL_UCODE_TLV_CAPA_UMAC_SCAN))
1238			iwl_mvm_config_scan(mvm);
1239	}
1240
1241	return count;
1242}
1243
1244static ssize_t iwl_dbgfs_indirection_tbl_write(struct iwl_mvm *mvm,
1245					       char *buf, size_t count,
1246					       loff_t *ppos)
1247{
1248	struct iwl_rss_config_cmd cmd = {
1249		.flags = cpu_to_le32(IWL_RSS_ENABLE),
1250		.hash_mask = IWL_RSS_HASH_TYPE_IPV4_TCP |
1251			     IWL_RSS_HASH_TYPE_IPV4_UDP |
1252			     IWL_RSS_HASH_TYPE_IPV4_PAYLOAD |
1253			     IWL_RSS_HASH_TYPE_IPV6_TCP |
1254			     IWL_RSS_HASH_TYPE_IPV6_UDP |
1255			     IWL_RSS_HASH_TYPE_IPV6_PAYLOAD,
1256	};
1257	int ret, i, num_repeats, nbytes = count / 2;
1258
1259	ret = hex2bin(cmd.indirection_table, buf, nbytes);
1260	if (ret)
1261		return ret;
1262
1263	/*
1264	 * The input is the redirection table, partial or full.
1265	 * Repeat the pattern if needed.
1266	 * For example, input of 01020F will be repeated 42 times,
1267	 * indirecting RSS hash results to queues 1, 2, 15 (skipping
1268	 * queues 3 - 14).
1269	 */
1270	num_repeats = ARRAY_SIZE(cmd.indirection_table) / nbytes;
1271	for (i = 1; i < num_repeats; i++)
1272		memcpy(&cmd.indirection_table[i * nbytes],
1273		       cmd.indirection_table, nbytes);
1274	/* handle cut in the middle pattern for the last places */
1275	memcpy(&cmd.indirection_table[i * nbytes], cmd.indirection_table,
1276	       ARRAY_SIZE(cmd.indirection_table) % nbytes);
1277
1278	netdev_rss_key_fill(cmd.secret_key, sizeof(cmd.secret_key));
1279
1280	mutex_lock(&mvm->mutex);
1281	if (iwl_mvm_firmware_running(mvm))
1282		ret = iwl_mvm_send_cmd_pdu(mvm, RSS_CONFIG_CMD, 0,
1283					   sizeof(cmd), &cmd);
1284	else
1285		ret = 0;
1286	mutex_unlock(&mvm->mutex);
1287
1288	return ret ?: count;
1289}
1290
1291static ssize_t iwl_dbgfs_inject_packet_write(struct iwl_mvm *mvm,
1292					     char *buf, size_t count,
1293					     loff_t *ppos)
1294{
1295	struct iwl_op_mode *opmode = container_of((void *)mvm,
1296						  struct iwl_op_mode,
1297						  op_mode_specific);
1298	struct iwl_rx_cmd_buffer rxb = {
1299		._rx_page_order = 0,
1300		.truesize = 0, /* not used */
1301		._offset = 0,
1302	};
1303	struct iwl_rx_packet *pkt;
 
1304	int bin_len = count / 2;
1305	int ret = -EINVAL;
1306
1307	if (!iwl_mvm_firmware_running(mvm))
1308		return -EIO;
1309
1310	/* supporting only MQ RX */
1311	if (!mvm->trans->trans_cfg->mq_rx_supported)
1312		return -EOPNOTSUPP;
1313
1314	rxb._page = alloc_pages(GFP_ATOMIC, 0);
1315	if (!rxb._page)
1316		return -ENOMEM;
1317	pkt = rxb_addr(&rxb);
1318
1319	ret = hex2bin(page_address(rxb._page), buf, bin_len);
1320	if (ret)
1321		goto out;
1322
1323	/* avoid invalid memory access and malformed packet */
1324	if (bin_len < sizeof(*pkt) ||
1325	    bin_len != sizeof(*pkt) + iwl_rx_packet_payload_len(pkt))
 
 
 
 
 
 
 
 
 
 
1326		goto out;
1327
1328	local_bh_disable();
1329	iwl_mvm_rx_mq(opmode, NULL, &rxb);
1330	local_bh_enable();
1331	ret = 0;
1332
1333out:
1334	iwl_free_rxb(&rxb);
1335
1336	return ret ?: count;
1337}
1338
1339static int _iwl_dbgfs_inject_beacon_ie(struct iwl_mvm *mvm, char *bin, int len)
1340{
1341	struct ieee80211_vif *vif;
1342	struct iwl_mvm_vif *mvmvif;
1343	struct sk_buff *beacon;
1344	struct ieee80211_tx_info *info;
1345	struct iwl_mac_beacon_cmd beacon_cmd = {};
1346	unsigned int link_id;
1347	u8 rate;
1348	int i;
1349
1350	len /= 2;
1351
1352	/* Element len should be represented by u8 */
1353	if (len >= U8_MAX)
1354		return -EINVAL;
1355
1356	if (!iwl_mvm_firmware_running(mvm))
1357		return -EIO;
1358
1359	if (!iwl_mvm_has_new_tx_api(mvm) &&
1360	    !fw_has_api(&mvm->fw->ucode_capa,
1361			IWL_UCODE_TLV_API_NEW_BEACON_TEMPLATE))
1362		return -EINVAL;
1363
1364	mutex_lock(&mvm->mutex);
1365
1366	for (i = 0; i < NUM_MAC_INDEX_DRIVER; i++) {
1367		vif = iwl_mvm_rcu_dereference_vif_id(mvm, i, false);
1368		if (!vif)
1369			continue;
1370
1371		if (vif->type == NL80211_IFTYPE_AP)
1372			break;
1373	}
1374
1375	if (i == NUM_MAC_INDEX_DRIVER || !vif)
1376		goto out_err;
1377
1378	mvm->hw->extra_beacon_tailroom = len;
1379
1380	beacon = ieee80211_beacon_get_template(mvm->hw, vif, NULL, 0);
1381	if (!beacon)
1382		goto out_err;
1383
1384	if (len && hex2bin(skb_put_zero(beacon, len), bin, len)) {
1385		dev_kfree_skb(beacon);
1386		goto out_err;
1387	}
1388
1389	mvm->beacon_inject_active = true;
1390
1391	mvmvif = iwl_mvm_vif_from_mac80211(vif);
1392	info = IEEE80211_SKB_CB(beacon);
1393	rate = iwl_mvm_mac_ctxt_get_beacon_rate(mvm, info, vif);
1394
1395	for_each_mvm_vif_valid_link(mvmvif, link_id) {
1396		beacon_cmd.flags =
1397			cpu_to_le16(iwl_mvm_mac_ctxt_get_beacon_flags(mvm->fw,
1398								      rate));
1399		beacon_cmd.byte_cnt = cpu_to_le16((u16)beacon->len);
1400		if (iwl_fw_lookup_cmd_ver(mvm->fw, BEACON_TEMPLATE_CMD, 0) > 12)
1401			beacon_cmd.link_id =
1402				cpu_to_le32(mvmvif->link[link_id]->fw_link_id);
1403		else
1404			beacon_cmd.link_id = cpu_to_le32((u32)mvmvif->id);
1405
1406		iwl_mvm_mac_ctxt_set_tim(mvm, &beacon_cmd.tim_idx,
1407					 &beacon_cmd.tim_size,
1408					 beacon->data, beacon->len);
1409
1410		if (iwl_fw_lookup_cmd_ver(mvm->fw,
1411					  BEACON_TEMPLATE_CMD, 0) >= 14) {
1412			u32 offset = iwl_mvm_find_ie_offset(beacon->data,
1413							    WLAN_EID_S1G_TWT,
1414							    beacon->len);
1415
1416			beacon_cmd.btwt_offset = cpu_to_le32(offset);
1417		}
1418
1419		iwl_mvm_mac_ctxt_send_beacon_cmd(mvm, beacon, &beacon_cmd,
1420						 sizeof(beacon_cmd));
1421	}
1422	mutex_unlock(&mvm->mutex);
1423
1424	dev_kfree_skb(beacon);
1425
1426	return 0;
1427
1428out_err:
1429	mutex_unlock(&mvm->mutex);
1430	return -EINVAL;
1431}
1432
1433static ssize_t iwl_dbgfs_inject_beacon_ie_write(struct iwl_mvm *mvm,
1434						char *buf, size_t count,
1435						loff_t *ppos)
1436{
1437	int ret = _iwl_dbgfs_inject_beacon_ie(mvm, buf, count);
1438
1439	mvm->hw->extra_beacon_tailroom = 0;
1440	return ret ?: count;
1441}
1442
1443static ssize_t iwl_dbgfs_inject_beacon_ie_restore_write(struct iwl_mvm *mvm,
1444							char *buf,
1445							size_t count,
1446							loff_t *ppos)
1447{
1448	int ret = _iwl_dbgfs_inject_beacon_ie(mvm, NULL, 0);
1449
1450	mvm->hw->extra_beacon_tailroom = 0;
1451	mvm->beacon_inject_active = false;
1452	return ret ?: count;
1453}
1454
1455static ssize_t iwl_dbgfs_fw_dbg_conf_read(struct file *file,
1456					  char __user *user_buf,
1457					  size_t count, loff_t *ppos)
1458{
1459	struct iwl_mvm *mvm = file->private_data;
1460	int conf;
1461	char buf[8];
1462	const size_t bufsz = sizeof(buf);
1463	int pos = 0;
1464
1465	mutex_lock(&mvm->mutex);
1466	conf = mvm->fwrt.dump.conf;
1467	mutex_unlock(&mvm->mutex);
1468
1469	pos += scnprintf(buf + pos, bufsz - pos, "%d\n", conf);
1470
1471	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1472}
1473
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1474static ssize_t iwl_dbgfs_fw_dbg_conf_write(struct iwl_mvm *mvm,
1475					   char *buf, size_t count,
1476					   loff_t *ppos)
1477{
1478	unsigned int conf_id;
1479	int ret;
1480
1481	if (!iwl_mvm_firmware_running(mvm))
1482		return -EIO;
1483
1484	ret = kstrtouint(buf, 0, &conf_id);
1485	if (ret)
1486		return ret;
1487
1488	if (WARN_ON(conf_id >= FW_DBG_CONF_MAX))
1489		return -EINVAL;
1490
1491	mutex_lock(&mvm->mutex);
1492	ret = iwl_fw_start_dbg_conf(&mvm->fwrt, conf_id);
1493	mutex_unlock(&mvm->mutex);
1494
1495	return ret ?: count;
1496}
1497
1498static ssize_t iwl_dbgfs_fw_dbg_collect_write(struct iwl_mvm *mvm,
1499					      char *buf, size_t count,
1500					      loff_t *ppos)
1501{
 
 
 
 
 
1502	if (count == 0)
1503		return 0;
1504
1505	iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_USER_TRIGGER,
1506			       NULL);
1507
1508	iwl_fw_dbg_collect(&mvm->fwrt, FW_DBG_TRIGGER_USER, buf,
1509			   (count - 1), NULL);
1510
 
 
1511	return count;
1512}
1513
1514static ssize_t iwl_dbgfs_fw_dbg_clear_write(struct iwl_mvm *mvm,
1515					    char *buf, size_t count,
1516					    loff_t *ppos)
1517{
1518	if (mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_9000)
1519		return -EOPNOTSUPP;
1520
1521	/*
1522	 * If the firmware is not running, silently succeed since there is
1523	 * no data to clear.
1524	 */
1525	if (!iwl_mvm_firmware_running(mvm))
1526		return count;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1527
1528	mutex_lock(&mvm->mutex);
1529	iwl_fw_dbg_clear_monitor_buf(&mvm->fwrt);
 
 
 
 
1530	mutex_unlock(&mvm->mutex);
1531
1532	return count;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1533}
1534
1535static ssize_t iwl_dbgfs_dbg_time_point_write(struct iwl_mvm *mvm,
1536					      char *buf, size_t count,
1537					      loff_t *ppos)
1538{
1539	u32 timepoint;
 
 
 
 
1540
1541	if (kstrtou32(buf, 0, &timepoint))
 
1542		return -EINVAL;
1543
1544	if (timepoint == IWL_FW_INI_TIME_POINT_INVALID ||
1545	    timepoint >= IWL_FW_INI_TIME_POINT_NUM)
1546		return -EINVAL;
1547
1548	iwl_dbg_tlv_time_point(&mvm->fwrt, timepoint, NULL);
 
 
 
1549
1550	return count;
1551}
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
1564static ssize_t
1565_iwl_dbgfs_link_sta_wrap_write(ssize_t (*real)(struct ieee80211_link_sta *,
1566					       struct iwl_mvm_sta *,
1567					       struct iwl_mvm *,
1568					       struct iwl_mvm_link_sta *,
1569					       char *,
1570					       size_t, loff_t *),
1571			   struct file *file,
1572			   char *buf, size_t buf_size, loff_t *ppos)
1573{
1574	struct ieee80211_link_sta *link_sta = file->private_data;
1575	struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(link_sta->sta);
1576	struct iwl_mvm *mvm = iwl_mvm_vif_from_mac80211(mvmsta->vif)->mvm;
1577	struct iwl_mvm_link_sta *mvm_link_sta;
1578	ssize_t ret;
1579
1580	mutex_lock(&mvm->mutex);
 
 
 
1581
1582	mvm_link_sta = rcu_dereference_protected(mvmsta->link[link_sta->link_id],
1583						 lockdep_is_held(&mvm->mutex));
1584	if (WARN_ON(!mvm_link_sta)) {
1585		mutex_unlock(&mvm->mutex);
1586		return -ENODEV;
1587	}
1588
1589	ret = real(link_sta, mvmsta, mvm, mvm_link_sta, buf, buf_size, ppos);
 
 
1590
 
 
 
 
 
 
1591	mutex_unlock(&mvm->mutex);
1592
1593	return ret;
1594}
1595
1596static ssize_t
1597_iwl_dbgfs_link_sta_wrap_read(ssize_t (*real)(struct ieee80211_link_sta *,
1598					      struct iwl_mvm_sta *,
1599					      struct iwl_mvm *,
1600					      struct iwl_mvm_link_sta *,
1601					      char __user *,
1602					      size_t, loff_t *),
1603			   struct file *file,
1604			   char __user *user_buf, size_t count, loff_t *ppos)
1605{
1606	struct ieee80211_link_sta *link_sta = file->private_data;
1607	struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(link_sta->sta);
1608	struct iwl_mvm *mvm = iwl_mvm_vif_from_mac80211(mvmsta->vif)->mvm;
1609	struct iwl_mvm_link_sta *mvm_link_sta;
1610	ssize_t ret;
1611
1612	mutex_lock(&mvm->mutex);
 
 
1613
1614	mvm_link_sta = rcu_dereference_protected(mvmsta->link[link_sta->link_id],
1615						 lockdep_is_held(&mvm->mutex));
1616	if (WARN_ON(!mvm_link_sta)) {
1617		mutex_unlock(&mvm->mutex);
1618		return -ENODEV;
1619	}
1620
1621	ret = real(link_sta, mvmsta, mvm, mvm_link_sta, user_buf, count, ppos);
1622
1623	mutex_unlock(&mvm->mutex);
1624
 
 
 
 
 
 
 
 
 
1625	return ret;
1626}
1627
1628#define MVM_DEBUGFS_LINK_STA_WRITE_WRAPPER(name, buflen)		\
1629static ssize_t _iwl_dbgfs_link_sta_##name##_write(struct file *file,	\
1630					 const char __user *user_buf,	\
1631					 size_t count, loff_t *ppos)	\
1632{									\
1633	char buf[buflen] = {};						\
1634	size_t buf_size = min(count, sizeof(buf) -  1);			\
1635									\
1636	if (copy_from_user(buf, user_buf, buf_size))			\
1637		return -EFAULT;						\
1638									\
1639	return _iwl_dbgfs_link_sta_wrap_write(iwl_dbgfs_##name##_write,	\
1640					      file,			\
1641					      buf, buf_size, ppos);	\
1642}									\
1643
1644#define MVM_DEBUGFS_LINK_STA_READ_WRAPPER(name)		\
1645static ssize_t _iwl_dbgfs_link_sta_##name##_read(struct file *file,	\
1646					 char __user *user_buf,		\
1647					 size_t count, loff_t *ppos)	\
1648{									\
1649	return _iwl_dbgfs_link_sta_wrap_read(iwl_dbgfs_##name##_read,	\
1650					     file,			\
1651					     user_buf, count, ppos);	\
1652}									\
1653
1654#define MVM_DEBUGFS_WRITE_LINK_STA_FILE_OPS(name, bufsz)		\
1655MVM_DEBUGFS_LINK_STA_WRITE_WRAPPER(name, bufsz)				\
1656static const struct file_operations iwl_dbgfs_link_sta_##name##_ops = {	\
1657	.write = _iwl_dbgfs_link_sta_##name##_write,			\
1658	.open = simple_open,						\
1659	.llseek = generic_file_llseek,					\
1660}
1661
1662#define MVM_DEBUGFS_READ_LINK_STA_FILE_OPS(name)			\
1663MVM_DEBUGFS_LINK_STA_READ_WRAPPER(name)					\
1664static const struct file_operations iwl_dbgfs_link_sta_##name##_ops = {	\
1665	.read = _iwl_dbgfs_link_sta_##name##_read,			\
1666	.open = simple_open,						\
1667	.llseek = generic_file_llseek,					\
1668}
1669
1670#define MVM_DEBUGFS_READ_WRITE_LINK_STA_FILE_OPS(name, bufsz)		\
1671MVM_DEBUGFS_LINK_STA_READ_WRAPPER(name)					\
1672MVM_DEBUGFS_LINK_STA_WRITE_WRAPPER(name, bufsz)				\
1673static const struct file_operations iwl_dbgfs_link_sta_##name##_ops = {	\
1674	.read = _iwl_dbgfs_link_sta_##name##_read,			\
1675	.write = _iwl_dbgfs_link_sta_##name##_write,			\
1676	.open = simple_open,						\
1677	.llseek = generic_file_llseek,					\
1678}
1679
1680#define MVM_DEBUGFS_ADD_LINK_STA_FILE_ALIAS(alias, name, parent, mode)	\
1681		debugfs_create_file(alias, mode, parent, link_sta,	\
1682				    &iwl_dbgfs_link_sta_##name##_ops)
1683#define MVM_DEBUGFS_ADD_LINK_STA_FILE(name, parent, mode) \
1684	MVM_DEBUGFS_ADD_LINK_STA_FILE_ALIAS(#name, name, parent, mode)
1685
1686static ssize_t
1687iwl_dbgfs_prph_reg_read(struct file *file,
1688			char __user *user_buf,
1689			size_t count, loff_t *ppos)
1690{
1691	struct iwl_mvm *mvm = file->private_data;
1692	int pos = 0;
1693	char buf[32];
1694	const size_t bufsz = sizeof(buf);
1695
1696	if (!mvm->dbgfs_prph_reg_addr)
 
1697		return -EINVAL;
1698
1699	pos += scnprintf(buf + pos, bufsz - pos, "Reg 0x%x: (0x%x)\n",
1700		mvm->dbgfs_prph_reg_addr,
1701		iwl_read_prph(mvm->trans, mvm->dbgfs_prph_reg_addr));
 
1702
1703	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1704}
 
1705
1706static ssize_t
1707iwl_dbgfs_prph_reg_write(struct iwl_mvm *mvm, char *buf,
1708			 size_t count, loff_t *ppos)
1709{
1710	u8 args;
1711	u32 value;
1712
1713	args = sscanf(buf, "%i %i", &mvm->dbgfs_prph_reg_addr, &value);
1714	/* if we only want to set the reg address - nothing more to do */
1715	if (args == 1)
1716		goto out;
1717
1718	/* otherwise, make sure we have both address and value */
1719	if (args != 2)
1720		return -EINVAL;
1721
1722	iwl_write_prph(mvm->trans, mvm->dbgfs_prph_reg_addr, value);
1723
1724out:
1725	return count;
1726}
1727
1728static ssize_t
1729iwl_dbgfs_send_echo_cmd_write(struct iwl_mvm *mvm, char *buf,
1730			      size_t count, loff_t *ppos)
1731{
1732	int ret;
 
 
 
 
 
1733
1734	if (!iwl_mvm_firmware_running(mvm))
1735		return -EIO;
1736
1737	mutex_lock(&mvm->mutex);
1738	ret = iwl_mvm_send_cmd_pdu(mvm, ECHO_CMD, 0, 0, NULL);
1739	mutex_unlock(&mvm->mutex);
 
1740
1741	return ret ?: count;
1742}
1743
1744struct iwl_mvm_sniffer_apply {
1745	struct iwl_mvm *mvm;
1746	u8 *bssid;
1747	u16 aid;
1748};
 
 
 
 
1749
1750static bool iwl_mvm_sniffer_apply(struct iwl_notif_wait_data *notif_data,
1751				  struct iwl_rx_packet *pkt, void *data)
1752{
1753	struct iwl_mvm_sniffer_apply *apply = data;
1754
1755	apply->mvm->cur_aid = cpu_to_le16(apply->aid);
1756	memcpy(apply->mvm->cur_bssid, apply->bssid,
1757	       sizeof(apply->mvm->cur_bssid));
1758
1759	return true;
1760}
 
1761
1762static ssize_t
1763iwl_dbgfs_he_sniffer_params_write(struct iwl_mvm *mvm, char *buf,
1764				  size_t count, loff_t *ppos)
 
 
 
 
 
 
 
1765{
1766	struct iwl_notification_wait wait;
1767	struct iwl_he_monitor_cmd he_mon_cmd = {};
1768	struct iwl_mvm_sniffer_apply apply = {
1769		.mvm = mvm,
1770	};
1771	u16 wait_cmds[] = {
1772		WIDE_ID(DATA_PATH_GROUP, HE_AIR_SNIFFER_CONFIG_CMD),
1773	};
1774	u32 aid;
1775	int ret;
1776
1777	if (!iwl_mvm_firmware_running(mvm))
1778		return -EIO;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1779
1780	ret = sscanf(buf, "%x %2hhx:%2hhx:%2hhx:%2hhx:%2hhx:%2hhx", &aid,
1781		     &he_mon_cmd.bssid[0], &he_mon_cmd.bssid[1],
1782		     &he_mon_cmd.bssid[2], &he_mon_cmd.bssid[3],
1783		     &he_mon_cmd.bssid[4], &he_mon_cmd.bssid[5]);
1784	if (ret != 7)
1785		return -EINVAL;
1786
1787	he_mon_cmd.aid = cpu_to_le16(aid);
 
 
 
 
 
1788
1789	apply.aid = aid;
1790	apply.bssid = (void *)he_mon_cmd.bssid;
 
1791
1792	mutex_lock(&mvm->mutex);
1793
1794	/*
1795	 * Use the notification waiter to get our function triggered
1796	 * in sequence with other RX. This ensures that frames we get
1797	 * on the RX queue _before_ the new configuration is applied
1798	 * still have mvm->cur_aid pointing to the old AID, and that
1799	 * frames on the RX queue _after_ the firmware processed the
1800	 * new configuration (and sent the response, synchronously)
1801	 * get mvm->cur_aid correctly set to the new AID.
1802	 */
1803	iwl_init_notification_wait(&mvm->notif_wait, &wait,
1804				   wait_cmds, ARRAY_SIZE(wait_cmds),
1805				   iwl_mvm_sniffer_apply, &apply);
1806
1807	ret = iwl_mvm_send_cmd_pdu(mvm,
1808				   WIDE_ID(DATA_PATH_GROUP, HE_AIR_SNIFFER_CONFIG_CMD),
1809				   0,
1810				   sizeof(he_mon_cmd), &he_mon_cmd);
1811
1812	/* no need to really wait, we already did anyway */
1813	iwl_remove_notification(&mvm->notif_wait, &wait);
1814
1815	mutex_unlock(&mvm->mutex);
1816
1817	return ret ?: count;
 
 
1818}
1819
1820static ssize_t
1821iwl_dbgfs_he_sniffer_params_read(struct file *file, char __user *user_buf,
1822				 size_t count, loff_t *ppos)
1823{
1824	struct iwl_mvm *mvm = file->private_data;
1825	u8 buf[32];
1826	int len;
1827
1828	len = scnprintf(buf, sizeof(buf),
1829			"%d %02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx\n",
1830			le16_to_cpu(mvm->cur_aid), mvm->cur_bssid[0],
1831			mvm->cur_bssid[1], mvm->cur_bssid[2], mvm->cur_bssid[3],
1832			mvm->cur_bssid[4], mvm->cur_bssid[5]);
1833
1834	return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1835}
 
 
 
 
 
 
 
 
 
 
1836
1837static ssize_t
1838iwl_dbgfs_uapsd_noagg_bssids_read(struct file *file, char __user *user_buf,
1839				  size_t count, loff_t *ppos)
 
1840{
1841	struct iwl_mvm *mvm = file->private_data;
1842	u8 buf[IWL_MVM_UAPSD_NOAGG_BSSIDS_NUM * ETH_ALEN * 3 + 1];
1843	unsigned int pos = 0;
1844	size_t bufsz = sizeof(buf);
1845	int i;
1846
1847	mutex_lock(&mvm->mutex);
 
1848
1849	for (i = 0; i < IWL_MVM_UAPSD_NOAGG_LIST_LEN; i++)
1850		pos += scnprintf(buf + pos, bufsz - pos, "%pM\n",
1851				 mvm->uapsd_noagg_bssids[i].addr);
1852
1853	mutex_unlock(&mvm->mutex);
 
 
 
 
1854
1855	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1856}
1857
1858static ssize_t
1859iwl_dbgfs_ltr_config_write(struct iwl_mvm *mvm,
1860			   char *buf, size_t count, loff_t *ppos)
1861{
 
 
1862	int ret;
1863	struct iwl_ltr_config_cmd ltr_config = {0};
1864
1865	if (!iwl_mvm_firmware_running(mvm))
1866		return -EIO;
 
 
1867
1868	if (sscanf(buf, "%x,%x,%x,%x,%x,%x,%x",
1869		   &ltr_config.flags,
1870		   &ltr_config.static_long,
1871		   &ltr_config.static_short,
1872		   &ltr_config.ltr_cfg_values[0],
1873		   &ltr_config.ltr_cfg_values[1],
1874		   &ltr_config.ltr_cfg_values[2],
1875		   &ltr_config.ltr_cfg_values[3]) != 7) {
1876		return -EINVAL;
1877	}
1878
1879	mutex_lock(&mvm->mutex);
1880	ret = iwl_mvm_send_cmd_pdu(mvm, LTR_CONFIG, 0, sizeof(ltr_config),
1881				   &ltr_config);
1882	mutex_unlock(&mvm->mutex);
1883
 
1884	if (ret)
1885		IWL_ERR(mvm, "failed to send ltr configuration cmd\n");
1886
1887	return ret ?: count;
1888}
1889
1890static ssize_t iwl_dbgfs_rfi_freq_table_write(struct iwl_mvm *mvm, char *buf,
1891					      size_t count, loff_t *ppos)
1892{
1893	int ret = 0;
1894	u16 op_id;
1895
1896	if (kstrtou16(buf, 10, &op_id))
1897		return -EINVAL;
1898
1899	/* value zero triggers re-sending the default table to the device */
1900	if (!op_id) {
1901		mutex_lock(&mvm->mutex);
1902		ret = iwl_rfi_send_config_cmd(mvm, NULL);
1903		mutex_unlock(&mvm->mutex);
1904	} else {
1905		ret = -EOPNOTSUPP; /* in the future a new table will be added */
1906	}
1907
1908	return ret ?: count;
 
 
1909}
1910
1911/* The size computation is as follows:
1912 * each number needs at most 3 characters, number of rows is the size of
1913 * the table; So, need 5 chars for the "freq: " part and each tuple afterwards
1914 * needs 6 characters for numbers and 5 for the punctuation around.
1915 */
1916#define IWL_RFI_BUF_SIZE (IWL_RFI_LUT_INSTALLED_SIZE *\
1917				(5 + IWL_RFI_LUT_ENTRY_CHANNELS_NUM * (6 + 5)))
1918
1919static ssize_t iwl_dbgfs_rfi_freq_table_read(struct file *file,
1920					     char __user *user_buf,
1921					     size_t count, loff_t *ppos)
1922{
1923	struct iwl_mvm *mvm = file->private_data;
1924	struct iwl_rfi_freq_table_resp_cmd *resp;
1925	u32 status;
1926	char buf[IWL_RFI_BUF_SIZE];
1927	int i, j, pos = 0;
1928
1929	resp = iwl_rfi_get_freq_table(mvm);
1930	if (IS_ERR(resp))
1931		return PTR_ERR(resp);
1932
1933	status = le32_to_cpu(resp->status);
1934	if (status != RFI_FREQ_TABLE_OK) {
1935		scnprintf(buf, IWL_RFI_BUF_SIZE, "status = %d\n", status);
1936		goto out;
1937	}
1938
1939	for (i = 0; i < ARRAY_SIZE(resp->table); i++) {
1940		pos += scnprintf(buf + pos, IWL_RFI_BUF_SIZE - pos, "%d: ",
1941				 resp->table[i].freq);
1942
1943		for (j = 0; j < ARRAY_SIZE(resp->table[i].channels); j++)
1944			pos += scnprintf(buf + pos, IWL_RFI_BUF_SIZE - pos,
1945					 "(%d, %d) ",
1946					 resp->table[i].channels[j],
1947					 resp->table[i].bands[j]);
1948		pos += scnprintf(buf + pos, IWL_RFI_BUF_SIZE - pos, "\n");
1949	}
1950
1951out:
1952	kfree(resp);
1953	return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1954}
1955
1956MVM_DEBUGFS_READ_WRITE_FILE_OPS(prph_reg, 64);
1957
1958/* Device wide debugfs entries */
1959MVM_DEBUGFS_READ_FILE_OPS(ctdp_budget);
1960MVM_DEBUGFS_WRITE_FILE_OPS(stop_ctdp, 8);
1961MVM_DEBUGFS_WRITE_FILE_OPS(start_ctdp, 8);
1962MVM_DEBUGFS_WRITE_FILE_OPS(force_ctkill, 8);
1963MVM_DEBUGFS_WRITE_FILE_OPS(tx_flush, 16);
 
1964MVM_DEBUGFS_WRITE_FILE_OPS(send_echo_cmd, 8);
1965MVM_DEBUGFS_READ_WRITE_FILE_OPS(sram, 64);
1966MVM_DEBUGFS_READ_WRITE_FILE_OPS(set_nic_temperature, 64);
1967MVM_DEBUGFS_READ_FILE_OPS(nic_temp);
1968MVM_DEBUGFS_READ_FILE_OPS(stations);
1969MVM_DEBUGFS_READ_LINK_STA_FILE_OPS(rs_data);
 
 
1970MVM_DEBUGFS_READ_WRITE_FILE_OPS(disable_power_off, 64);
1971MVM_DEBUGFS_READ_FILE_OPS(fw_rx_stats);
1972MVM_DEBUGFS_READ_FILE_OPS(drv_rx_stats);
1973MVM_DEBUGFS_READ_FILE_OPS(fw_system_stats);
1974MVM_DEBUGFS_READ_FILE_OPS(fw_ver);
1975MVM_DEBUGFS_READ_FILE_OPS(phy_integration_ver);
1976MVM_DEBUGFS_READ_FILE_OPS(tas_get_status);
1977MVM_DEBUGFS_WRITE_FILE_OPS(fw_restart, 10);
1978MVM_DEBUGFS_WRITE_FILE_OPS(fw_nmi, 10);
 
 
1979MVM_DEBUGFS_READ_WRITE_FILE_OPS(scan_ant_rxchain, 8);
 
1980MVM_DEBUGFS_READ_WRITE_FILE_OPS(fw_dbg_conf, 8);
1981MVM_DEBUGFS_WRITE_FILE_OPS(fw_dbg_collect, 64);
1982MVM_DEBUGFS_WRITE_FILE_OPS(fw_dbg_clear, 64);
1983MVM_DEBUGFS_WRITE_FILE_OPS(dbg_time_point, 64);
1984MVM_DEBUGFS_WRITE_FILE_OPS(indirection_tbl,
1985			   (IWL_RSS_INDIRECTION_TABLE_SIZE * 2));
1986MVM_DEBUGFS_WRITE_FILE_OPS(inject_packet, 512);
1987MVM_DEBUGFS_WRITE_FILE_OPS(inject_beacon_ie, 512);
1988MVM_DEBUGFS_WRITE_FILE_OPS(inject_beacon_ie_restore, 512);
1989
1990MVM_DEBUGFS_READ_FILE_OPS(uapsd_noagg_bssids);
 
 
 
1991
 
 
 
1992#ifdef CONFIG_ACPI
1993MVM_DEBUGFS_READ_FILE_OPS(sar_geo_profile);
1994MVM_DEBUGFS_READ_FILE_OPS(wifi_6e_enable);
1995#endif
1996
1997MVM_DEBUGFS_READ_WRITE_LINK_STA_FILE_OPS(amsdu_len, 16);
1998
1999MVM_DEBUGFS_READ_WRITE_FILE_OPS(he_sniffer_params, 32);
2000
2001MVM_DEBUGFS_WRITE_FILE_OPS(ltr_config, 512);
2002MVM_DEBUGFS_READ_WRITE_FILE_OPS(rfi_freq_table, 16);
2003
2004static ssize_t iwl_dbgfs_mem_read(struct file *file, char __user *user_buf,
2005				  size_t count, loff_t *ppos)
2006{
2007	struct iwl_mvm *mvm = file->private_data;
2008	struct iwl_dbg_mem_access_cmd cmd = {};
2009	struct iwl_dbg_mem_access_rsp *rsp;
2010	struct iwl_host_cmd hcmd = {
2011		.flags = CMD_WANT_SKB | CMD_SEND_IN_RFKILL,
2012		.data = { &cmd, },
2013		.len = { sizeof(cmd) },
2014	};
2015	size_t delta;
2016	ssize_t ret, len;
2017
2018	if (!iwl_mvm_firmware_running(mvm))
2019		return -EIO;
2020
2021	hcmd.id = WIDE_ID(DEBUG_GROUP, *ppos >> 24 ? UMAC_RD_WR : LMAC_RD_WR);
 
2022	cmd.op = cpu_to_le32(DEBUG_MEM_OP_READ);
2023
2024	/* Take care of alignment of both the position and the length */
2025	delta = *ppos & 0x3;
2026	cmd.addr = cpu_to_le32(*ppos - delta);
2027	cmd.len = cpu_to_le32(min(ALIGN(count + delta, 4) / 4,
2028				  (size_t)DEBUG_MEM_MAX_SIZE_DWORDS));
2029
2030	mutex_lock(&mvm->mutex);
2031	ret = iwl_mvm_send_cmd(mvm, &hcmd);
2032	mutex_unlock(&mvm->mutex);
2033
2034	if (ret < 0)
2035		return ret;
2036
2037	if (iwl_rx_packet_payload_len(hcmd.resp_pkt) < sizeof(*rsp)) {
2038		ret = -EIO;
2039		goto out;
2040	}
2041
2042	rsp = (void *)hcmd.resp_pkt->data;
2043	if (le32_to_cpu(rsp->status) != DEBUG_MEM_STATUS_SUCCESS) {
2044		ret = -ENXIO;
2045		goto out;
2046	}
2047
2048	len = min((size_t)le32_to_cpu(rsp->len) << 2,
2049		  iwl_rx_packet_payload_len(hcmd.resp_pkt) - sizeof(*rsp));
2050	len = min(len - delta, count);
2051	if (len < 0) {
2052		ret = -EFAULT;
2053		goto out;
2054	}
2055
2056	ret = len - copy_to_user(user_buf, (u8 *)rsp->data + delta, len);
2057	*ppos += ret;
2058
2059out:
2060	iwl_free_resp(&hcmd);
2061	return ret;
2062}
2063
2064static ssize_t iwl_dbgfs_mem_write(struct file *file,
2065				   const char __user *user_buf, size_t count,
2066				   loff_t *ppos)
2067{
2068	struct iwl_mvm *mvm = file->private_data;
2069	struct iwl_dbg_mem_access_cmd *cmd;
2070	struct iwl_dbg_mem_access_rsp *rsp;
2071	struct iwl_host_cmd hcmd = {};
2072	size_t cmd_size;
2073	size_t data_size;
2074	u32 op, len;
2075	ssize_t ret;
2076
2077	if (!iwl_mvm_firmware_running(mvm))
2078		return -EIO;
2079
2080	hcmd.id = WIDE_ID(DEBUG_GROUP, *ppos >> 24 ? UMAC_RD_WR : LMAC_RD_WR);
 
2081
2082	if (*ppos & 0x3 || count < 4) {
2083		op = DEBUG_MEM_OP_WRITE_BYTES;
2084		len = min(count, (size_t)(4 - (*ppos & 0x3)));
2085		data_size = len;
2086	} else {
2087		op = DEBUG_MEM_OP_WRITE;
2088		len = min(count >> 2, (size_t)DEBUG_MEM_MAX_SIZE_DWORDS);
2089		data_size = len << 2;
2090	}
2091
2092	cmd_size = sizeof(*cmd) + ALIGN(data_size, 4);
2093	cmd = kzalloc(cmd_size, GFP_KERNEL);
2094	if (!cmd)
2095		return -ENOMEM;
2096
2097	cmd->op = cpu_to_le32(op);
2098	cmd->len = cpu_to_le32(len);
2099	cmd->addr = cpu_to_le32(*ppos);
2100	if (copy_from_user((void *)cmd->data, user_buf, data_size)) {
2101		kfree(cmd);
2102		return -EFAULT;
2103	}
2104
2105	hcmd.flags = CMD_WANT_SKB | CMD_SEND_IN_RFKILL,
2106	hcmd.data[0] = (void *)cmd;
2107	hcmd.len[0] = cmd_size;
2108
2109	mutex_lock(&mvm->mutex);
2110	ret = iwl_mvm_send_cmd(mvm, &hcmd);
2111	mutex_unlock(&mvm->mutex);
2112
2113	kfree(cmd);
2114
2115	if (ret < 0)
2116		return ret;
2117
2118	if (iwl_rx_packet_payload_len(hcmd.resp_pkt) < sizeof(*rsp)) {
2119		ret = -EIO;
2120		goto out;
2121	}
2122
2123	rsp = (void *)hcmd.resp_pkt->data;
2124	if (rsp->status != DEBUG_MEM_STATUS_SUCCESS) {
2125		ret = -ENXIO;
2126		goto out;
2127	}
2128
2129	ret = data_size;
2130	*ppos += ret;
2131
2132out:
2133	iwl_free_resp(&hcmd);
2134	return ret;
2135}
2136
2137static const struct file_operations iwl_dbgfs_mem_ops = {
2138	.read = iwl_dbgfs_mem_read,
2139	.write = iwl_dbgfs_mem_write,
2140	.open = simple_open,
2141	.llseek = default_llseek,
2142};
2143
2144void iwl_mvm_link_sta_add_debugfs(struct ieee80211_hw *hw,
2145				  struct ieee80211_vif *vif,
2146				  struct ieee80211_link_sta *link_sta,
2147				  struct dentry *dir)
2148{
2149	struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
2150
2151	if (iwl_mvm_has_tlc_offload(mvm)) {
2152		MVM_DEBUGFS_ADD_LINK_STA_FILE(rs_data, dir, 0400);
2153	}
2154
2155	MVM_DEBUGFS_ADD_LINK_STA_FILE(amsdu_len, dir, 0600);
 
 
2156}
2157
2158void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm)
2159{
2160	struct dentry *bcast_dir __maybe_unused;
 
2161
2162	spin_lock_init(&mvm->drv_stats_lock);
2163
 
 
2164	MVM_DEBUGFS_ADD_FILE(tx_flush, mvm->debugfs_dir, 0200);
 
2165	MVM_DEBUGFS_ADD_FILE(sram, mvm->debugfs_dir, 0600);
2166	MVM_DEBUGFS_ADD_FILE(set_nic_temperature, mvm->debugfs_dir, 0600);
2167	MVM_DEBUGFS_ADD_FILE(nic_temp, mvm->debugfs_dir, 0400);
2168	MVM_DEBUGFS_ADD_FILE(ctdp_budget, mvm->debugfs_dir, 0400);
2169	MVM_DEBUGFS_ADD_FILE(stop_ctdp, mvm->debugfs_dir, 0200);
2170	MVM_DEBUGFS_ADD_FILE(start_ctdp, mvm->debugfs_dir, 0200);
2171	MVM_DEBUGFS_ADD_FILE(force_ctkill, mvm->debugfs_dir, 0200);
2172	MVM_DEBUGFS_ADD_FILE(stations, mvm->debugfs_dir, 0400);
 
2173	MVM_DEBUGFS_ADD_FILE(disable_power_off, mvm->debugfs_dir, 0600);
2174	MVM_DEBUGFS_ADD_FILE(fw_ver, mvm->debugfs_dir, 0400);
2175	MVM_DEBUGFS_ADD_FILE(fw_rx_stats, mvm->debugfs_dir, 0400);
2176	MVM_DEBUGFS_ADD_FILE(drv_rx_stats, mvm->debugfs_dir, 0400);
2177	MVM_DEBUGFS_ADD_FILE(fw_system_stats, mvm->debugfs_dir, 0400);
2178	MVM_DEBUGFS_ADD_FILE(fw_restart, mvm->debugfs_dir, 0200);
2179	MVM_DEBUGFS_ADD_FILE(fw_nmi, mvm->debugfs_dir, 0200);
 
 
2180	MVM_DEBUGFS_ADD_FILE(scan_ant_rxchain, mvm->debugfs_dir, 0600);
2181	MVM_DEBUGFS_ADD_FILE(prph_reg, mvm->debugfs_dir, 0600);
 
2182	MVM_DEBUGFS_ADD_FILE(fw_dbg_conf, mvm->debugfs_dir, 0600);
2183	MVM_DEBUGFS_ADD_FILE(fw_dbg_collect, mvm->debugfs_dir, 0200);
2184	MVM_DEBUGFS_ADD_FILE(fw_dbg_clear, mvm->debugfs_dir, 0200);
2185	MVM_DEBUGFS_ADD_FILE(dbg_time_point, mvm->debugfs_dir, 0200);
2186	MVM_DEBUGFS_ADD_FILE(send_echo_cmd, mvm->debugfs_dir, 0200);
 
2187	MVM_DEBUGFS_ADD_FILE(indirection_tbl, mvm->debugfs_dir, 0200);
2188	MVM_DEBUGFS_ADD_FILE(inject_packet, mvm->debugfs_dir, 0200);
2189	MVM_DEBUGFS_ADD_FILE(inject_beacon_ie, mvm->debugfs_dir, 0200);
2190	MVM_DEBUGFS_ADD_FILE(inject_beacon_ie_restore, mvm->debugfs_dir, 0200);
2191	MVM_DEBUGFS_ADD_FILE(rfi_freq_table, mvm->debugfs_dir, 0600);
2192
2193	if (mvm->fw->phy_integration_ver)
2194		MVM_DEBUGFS_ADD_FILE(phy_integration_ver, mvm->debugfs_dir, 0400);
2195	MVM_DEBUGFS_ADD_FILE(tas_get_status, mvm->debugfs_dir, 0400);
2196#ifdef CONFIG_ACPI
2197	MVM_DEBUGFS_ADD_FILE(sar_geo_profile, mvm->debugfs_dir, 0400);
2198	MVM_DEBUGFS_ADD_FILE(wifi_6e_enable, mvm->debugfs_dir, 0400);
2199#endif
2200	MVM_DEBUGFS_ADD_FILE(he_sniffer_params, mvm->debugfs_dir, 0600);
2201
2202	if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_SET_LTR_GEN2))
2203		MVM_DEBUGFS_ADD_FILE(ltr_config, mvm->debugfs_dir, 0200);
2204
2205	debugfs_create_bool("enable_scan_iteration_notif", 0600,
2206			    mvm->debugfs_dir, &mvm->scan_iter_notif_enabled);
2207	debugfs_create_bool("drop_bcn_ap_mode", 0600, mvm->debugfs_dir,
2208			    &mvm->drop_bcn_ap_mode);
2209
2210	MVM_DEBUGFS_ADD_FILE(uapsd_noagg_bssids, mvm->debugfs_dir, S_IRUSR);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2211
2212#ifdef CONFIG_PM_SLEEP
 
2213	MVM_DEBUGFS_ADD_FILE(d3_test, mvm->debugfs_dir, 0400);
2214	debugfs_create_bool("d3_wake_sysassert", 0600, mvm->debugfs_dir,
2215			    &mvm->d3_wake_sysassert);
2216	debugfs_create_u32("last_netdetect_scans", 0400, mvm->debugfs_dir,
2217			   &mvm->last_netdetect_scans);
 
 
2218#endif
2219
2220	debugfs_create_u8("ps_disabled", 0400, mvm->debugfs_dir,
2221			  &mvm->ps_disabled);
2222	debugfs_create_blob("nvm_hw", 0400, mvm->debugfs_dir,
2223			    &mvm->nvm_hw_blob);
2224	debugfs_create_blob("nvm_sw", 0400, mvm->debugfs_dir,
2225			    &mvm->nvm_sw_blob);
2226	debugfs_create_blob("nvm_calib", 0400, mvm->debugfs_dir,
2227			    &mvm->nvm_calib_blob);
2228	debugfs_create_blob("nvm_prod", 0400, mvm->debugfs_dir,
2229			    &mvm->nvm_prod_blob);
2230	debugfs_create_blob("nvm_phy_sku", 0400, mvm->debugfs_dir,
2231			    &mvm->nvm_phy_sku_blob);
2232	debugfs_create_blob("nvm_reg", S_IRUSR,
2233			    mvm->debugfs_dir, &mvm->nvm_reg_blob);
2234
2235	debugfs_create_file("mem", 0600, mvm->debugfs_dir, mvm,
2236			    &iwl_dbgfs_mem_ops);
 
2237
2238	debugfs_create_bool("rx_ts_ptp", 0600, mvm->debugfs_dir,
2239			    &mvm->rx_ts_ptp);
2240
2241	/*
2242	 * Create a symlink with mac80211. It will be removed when mac80211
2243	 * exists (before the opmode exists which removes the target.)
2244	 */
2245	if (!IS_ERR(mvm->debugfs_dir)) {
2246		char buf[100];
 
2247
2248		snprintf(buf, 100, "../../%pd2", mvm->debugfs_dir->d_parent);
2249		debugfs_create_symlink("iwlwifi", mvm->hw->wiphy->debugfsdir,
2250				       buf);
2251	}
2252}