1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
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
7 #include <linux/vmalloc.h>
8 #include <linux/ieee80211.h>
9 #include <linux/netdevice.h>
15 #include "iwl-modparams.h"
16 #include "fw/error-dump.h"
18 static ssize_t iwl_dbgfs_ctdp_budget_read(struct file *file,
19 char __user *user_buf,
20 size_t count, loff_t *ppos)
22 struct iwl_mvm *mvm = file->private_data;
26 if (!iwl_mvm_is_ctdp_supported(mvm))
29 if (!iwl_mvm_firmware_running(mvm) ||
30 mvm->fwrt.cur_fw_img != IWL_UCODE_REGULAR)
33 mutex_lock(&mvm->mutex);
34 budget = iwl_mvm_ctdp_command(mvm, CTDP_CMD_OPERATION_REPORT, 0);
35 mutex_unlock(&mvm->mutex);
40 pos = scnprintf(buf, sizeof(buf), "%d\n", budget);
42 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
45 static ssize_t iwl_dbgfs_stop_ctdp_write(struct iwl_mvm *mvm, char *buf,
46 size_t count, loff_t *ppos)
50 if (!iwl_mvm_is_ctdp_supported(mvm))
53 if (!iwl_mvm_firmware_running(mvm) ||
54 mvm->fwrt.cur_fw_img != IWL_UCODE_REGULAR)
57 mutex_lock(&mvm->mutex);
58 ret = iwl_mvm_ctdp_command(mvm, CTDP_CMD_OPERATION_STOP, 0);
59 mutex_unlock(&mvm->mutex);
64 static ssize_t iwl_dbgfs_force_ctkill_write(struct iwl_mvm *mvm, char *buf,
65 size_t count, loff_t *ppos)
67 if (!iwl_mvm_firmware_running(mvm) ||
68 mvm->fwrt.cur_fw_img != IWL_UCODE_REGULAR)
71 iwl_mvm_enter_ctkill(mvm);
76 static ssize_t iwl_dbgfs_tx_flush_write(struct iwl_mvm *mvm, char *buf,
77 size_t count, loff_t *ppos)
82 if (!iwl_mvm_firmware_running(mvm) ||
83 mvm->fwrt.cur_fw_img != IWL_UCODE_REGULAR)
86 if (kstrtou32(buf, 0, &flush_arg))
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",
93 mutex_lock(&mvm->mutex);
94 ret = iwl_mvm_flush_sta_tids(mvm, flush_arg, 0xFFFF)
96 mutex_unlock(&mvm->mutex);
100 IWL_DEBUG_TX_QUEUES(mvm, "FLUSHING queues mask to flush = 0x%x\n",
103 mutex_lock(&mvm->mutex);
104 ret = iwl_mvm_flush_tx_path(mvm, flush_arg) ? : count;
105 mutex_unlock(&mvm->mutex);
110 static ssize_t iwl_dbgfs_sta_drain_write(struct iwl_mvm *mvm, char *buf,
111 size_t count, loff_t *ppos)
113 struct iwl_mvm_sta *mvmsta;
114 int sta_id, drain, ret;
116 if (!iwl_mvm_firmware_running(mvm) ||
117 mvm->fwrt.cur_fw_img != IWL_UCODE_REGULAR)
120 if (sscanf(buf, "%d %d", &sta_id, &drain) != 2)
122 if (sta_id < 0 || sta_id >= mvm->fw->ucode_capa.num_stations)
124 if (drain < 0 || drain > 1)
127 mutex_lock(&mvm->mutex);
129 mvmsta = iwl_mvm_sta_from_staid_protected(mvm, sta_id);
134 ret = iwl_mvm_drain_sta(mvm, mvmsta, drain) ? : count;
136 mutex_unlock(&mvm->mutex);
141 static ssize_t iwl_dbgfs_sram_read(struct file *file, char __user *user_buf,
142 size_t count, loff_t *ppos)
144 struct iwl_mvm *mvm = file->private_data;
145 const struct fw_img *img;
146 unsigned int ofs, len;
150 if (!iwl_mvm_firmware_running(mvm))
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;
158 if (mvm->dbgfs_sram_len) {
159 ofs = mvm->dbgfs_sram_offset;
160 len = mvm->dbgfs_sram_len;
163 ptr = kzalloc(len, GFP_KERNEL);
167 iwl_trans_read_mem_bytes(mvm->trans, ofs, ptr, len);
169 ret = simple_read_from_buffer(user_buf, count, ppos, ptr, len);
176 static ssize_t iwl_dbgfs_sram_write(struct iwl_mvm *mvm, char *buf,
177 size_t count, loff_t *ppos)
179 const struct fw_img *img;
181 u32 img_offset, img_len;
183 if (!iwl_mvm_firmware_running(mvm))
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;
190 if (sscanf(buf, "%x,%x", &offset, &len) == 2) {
191 if ((offset & 0x3) || (len & 0x3))
194 if (offset + len > img_offset + img_len)
197 mvm->dbgfs_sram_offset = offset;
198 mvm->dbgfs_sram_len = len;
200 mvm->dbgfs_sram_offset = 0;
201 mvm->dbgfs_sram_len = 0;
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)
211 struct iwl_mvm *mvm = file->private_data;
215 if (!mvm->temperature_test)
216 pos = scnprintf(buf , sizeof(buf), "disabled\n");
218 pos = scnprintf(buf , sizeof(buf), "%d\n", mvm->temperature);
220 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
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
230 static ssize_t iwl_dbgfs_set_nic_temperature_write(struct iwl_mvm *mvm,
231 char *buf, size_t count,
236 if (!iwl_mvm_firmware_running(mvm) && !mvm->temperature_test)
239 if (kstrtoint(buf, 10, &temperature))
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)
247 mutex_lock(&mvm->mutex);
248 if (temperature == IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE) {
249 if (!mvm->temperature_test)
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
257 mvm->temperature = 0;
259 mvm->temperature_test = true;
260 mvm->temperature = temperature;
262 IWL_DEBUG_TEMP(mvm, "%sabling debug set temperature (temp = %d)\n",
263 mvm->temperature_test ? "En" : "Dis" ,
265 /* handle the temperature change */
266 iwl_mvm_tt_handler(mvm);
269 mutex_unlock(&mvm->mutex);
274 static ssize_t iwl_dbgfs_nic_temp_read(struct file *file,
275 char __user *user_buf,
276 size_t count, loff_t *ppos)
278 struct iwl_mvm *mvm = file->private_data;
283 if (!iwl_mvm_firmware_running(mvm))
286 mutex_lock(&mvm->mutex);
287 ret = iwl_mvm_get_temp(mvm, &temp);
288 mutex_unlock(&mvm->mutex);
293 pos = scnprintf(buf , sizeof(buf), "%d\n", temp);
295 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
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)
303 struct iwl_mvm *mvm = file->private_data;
306 int bufsz = sizeof(buf);
309 if (!iwl_mvm_firmware_running(mvm))
312 mutex_lock(&mvm->mutex);
313 tbl_idx = iwl_mvm_get_sar_geo_profile(mvm);
315 mutex_unlock(&mvm->mutex);
320 pos = scnprintf(buf, bufsz,
321 "SAR geographic profile disabled\n");
323 pos += scnprintf(buf + pos, bufsz - pos,
324 "Use geographic profile %d\n", tbl_idx);
325 pos += scnprintf(buf + pos, bufsz - pos,
326 "2.4GHz:\n\tChain A offset: %hhu dBm\n\tChain B offset: %hhu dBm\n\tmax tx power: %hhu dBm\n",
327 mvm->fwrt.geo_profiles[tbl_idx - 1].bands[0].chains[0],
328 mvm->fwrt.geo_profiles[tbl_idx - 1].bands[0].chains[1],
329 mvm->fwrt.geo_profiles[tbl_idx - 1].bands[0].max);
330 pos += scnprintf(buf + pos, bufsz - pos,
331 "5.2GHz:\n\tChain A offset: %hhu dBm\n\tChain B offset: %hhu dBm\n\tmax tx power: %hhu dBm\n",
332 mvm->fwrt.geo_profiles[tbl_idx - 1].bands[1].chains[0],
333 mvm->fwrt.geo_profiles[tbl_idx - 1].bands[1].chains[1],
334 mvm->fwrt.geo_profiles[tbl_idx - 1].bands[1].max);
336 mutex_unlock(&mvm->mutex);
338 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
342 static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf,
343 size_t count, loff_t *ppos)
345 struct iwl_mvm *mvm = file->private_data;
346 struct ieee80211_sta *sta;
348 int i, pos = 0, bufsz = sizeof(buf);
350 mutex_lock(&mvm->mutex);
352 for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++) {
353 pos += scnprintf(buf + pos, bufsz - pos, "%.2d: ", i);
354 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[i],
355 lockdep_is_held(&mvm->mutex));
357 pos += scnprintf(buf + pos, bufsz - pos, "N/A\n");
358 else if (IS_ERR(sta))
359 pos += scnprintf(buf + pos, bufsz - pos, "%ld\n",
362 pos += scnprintf(buf + pos, bufsz - pos, "%pM\n",
366 mutex_unlock(&mvm->mutex);
368 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
371 static ssize_t iwl_dbgfs_rs_data_read(struct file *file, char __user *user_buf,
372 size_t count, loff_t *ppos)
374 struct ieee80211_sta *sta = file->private_data;
375 struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
376 struct iwl_lq_sta_rs_fw *lq_sta = &mvmsta->lq_sta.rs_fw;
377 struct iwl_mvm *mvm = lq_sta->pers.drv;
378 static const size_t bufsz = 2048;
383 buff = kmalloc(bufsz, GFP_KERNEL);
387 mutex_lock(&mvm->mutex);
389 desc += scnprintf(buff + desc, bufsz - desc, "sta_id %d\n",
390 lq_sta->pers.sta_id);
391 desc += scnprintf(buff + desc, bufsz - desc,
393 lq_sta->pers.dbg_fixed_rate);
394 desc += scnprintf(buff + desc, bufsz - desc,
395 "A-MPDU size limit %d\n",
396 lq_sta->pers.dbg_agg_frame_count_lim);
397 desc += scnprintf(buff + desc, bufsz - desc,
398 "valid_tx_ant %s%s\n",
399 (iwl_mvm_get_valid_tx_ant(mvm) & ANT_A) ? "ANT_A," : "",
400 (iwl_mvm_get_valid_tx_ant(mvm) & ANT_B) ? "ANT_B," : "");
401 desc += scnprintf(buff + desc, bufsz - desc,
402 "last tx rate=0x%X ",
403 lq_sta->last_rate_n_flags);
405 desc += rs_pretty_print_rate(buff + desc, bufsz - desc,
406 lq_sta->last_rate_n_flags);
407 if (desc < bufsz - 1)
409 mutex_unlock(&mvm->mutex);
411 ret = simple_read_from_buffer(user_buf, count, ppos, buff, desc);
416 static ssize_t iwl_dbgfs_amsdu_len_write(struct ieee80211_sta *sta,
417 char *buf, size_t count,
420 struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
424 if (kstrtou16(buf, 0, &amsdu_len))
427 /* only change from debug set <-> debug unset */
428 if ((amsdu_len && mvmsta->orig_amsdu_len) ||
429 (!!amsdu_len && mvmsta->orig_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;
438 sta->max_amsdu_len = mvmsta->orig_amsdu_len;
439 mvmsta->orig_amsdu_len = 0;
444 static ssize_t iwl_dbgfs_amsdu_len_read(struct file *file,
445 char __user *user_buf,
446 size_t count, loff_t *ppos)
448 struct ieee80211_sta *sta = file->private_data;
449 struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
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);
458 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
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)
465 struct iwl_mvm *mvm = file->private_data;
467 int bufsz = sizeof(buf);
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);
475 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
478 static ssize_t iwl_dbgfs_disable_power_off_write(struct iwl_mvm *mvm, char *buf,
479 size_t count, loff_t *ppos)
483 if (!iwl_mvm_firmware_running(mvm))
486 if (!strncmp("disable_power_off_d0=", buf, 21)) {
487 if (sscanf(buf + 21, "%d", &val) != 1)
489 mvm->disable_power_off = val;
490 } else if (!strncmp("disable_power_off_d3=", buf, 21)) {
491 if (sscanf(buf + 21, "%d", &val) != 1)
493 mvm->disable_power_off_d3 = val;
498 mutex_lock(&mvm->mutex);
499 ret = iwl_mvm_power_update_device(mvm);
500 mutex_unlock(&mvm->mutex);
506 int iwl_mvm_coex_dump_mbox(struct iwl_bt_coex_profile_notif *notif, char *buf,
509 pos += scnprintf(buf+pos, bufsz-pos, "MBOX dw0:\n");
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);
523 pos += scnprintf(buf+pos, bufsz-pos, "MBOX dw1:\n");
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);
532 pos += scnprintf(buf+pos, bufsz-pos, "MBOX dw2:\n");
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);
545 pos += scnprintf(buf+pos, bufsz-pos, "MBOX dw3:\n");
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);
565 static ssize_t iwl_dbgfs_bt_notif_read(struct file *file, char __user *user_buf,
566 size_t count, loff_t *ppos)
568 struct iwl_mvm *mvm = file->private_data;
569 struct iwl_bt_coex_profile_notif *notif = &mvm->last_bt_notif;
571 int ret, pos = 0, bufsz = sizeof(char) * 1024;
573 buf = kmalloc(bufsz, GFP_KERNEL);
577 mutex_lock(&mvm->mutex);
579 pos += iwl_mvm_coex_dump_mbox(notif, buf, pos, bufsz);
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);
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);
600 mutex_unlock(&mvm->mutex);
602 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
609 static ssize_t iwl_dbgfs_bt_cmd_read(struct file *file, char __user *user_buf,
610 size_t count, loff_t *ppos)
612 struct iwl_mvm *mvm = file->private_data;
613 struct iwl_bt_coex_ci_cmd *cmd = &mvm->last_bt_ci_cmd;
615 int bufsz = sizeof(buf);
618 mutex_lock(&mvm->mutex);
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));
628 mutex_unlock(&mvm->mutex);
630 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
634 iwl_dbgfs_bt_tx_prio_write(struct iwl_mvm *mvm, char *buf,
635 size_t count, loff_t *ppos)
639 if (sscanf(buf, "%u", &bt_tx_prio) != 1)
644 mvm->bt_tx_prio = bt_tx_prio;
650 iwl_dbgfs_bt_force_ant_write(struct iwl_mvm *mvm, char *buf,
651 size_t count, loff_t *ppos)
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",
659 int ret, bt_force_ant_mode;
661 ret = match_string(modes_str, ARRAY_SIZE(modes_str), buf);
665 bt_force_ant_mode = ret;
667 mutex_lock(&mvm->mutex);
668 if (mvm->bt_force_ant_mode == bt_force_ant_mode)
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]);
675 if (iwl_mvm_firmware_running(mvm))
676 ret = iwl_mvm_send_bt_init_conf(mvm);
681 mutex_unlock(&mvm->mutex);
685 static ssize_t iwl_dbgfs_fw_ver_read(struct file *file, char __user *user_buf,
686 size_t count, loff_t *ppos)
688 struct iwl_mvm *mvm = file->private_data;
689 char *buff, *pos, *endpos;
690 static const size_t bufsz = 1024;
693 buff = kmalloc(bufsz, GFP_KERNEL);
698 endpos = pos + bufsz;
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);
709 ret = simple_read_from_buffer(user_buf, count, ppos, buff, pos - buff);
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)
719 struct iwl_mvm *mvm = file->private_data;
725 bufsz = mvm->fw->phy_integration_ver_len + 2;
726 buf = kmalloc(bufsz, GFP_KERNEL);
730 pos = scnprintf(buf, bufsz, "%.*s\n", mvm->fw->phy_integration_ver_len,
731 mvm->fw->phy_integration_ver);
733 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
739 #define PRINT_STATS_LE32(_struct, _memb) \
740 pos += scnprintf(buf + pos, bufsz - pos, \
742 le32_to_cpu(_struct->_memb))
744 static ssize_t iwl_dbgfs_fw_rx_stats_read(struct file *file,
745 char __user *user_buf, size_t count,
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";
756 if (iwl_mvm_has_new_rx_stats_api(mvm))
757 bufsz = ((sizeof(struct mvm_statistics_rx) /
758 sizeof(__le32)) * 43) + (4 * 33) + 1;
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;
764 buf = kzalloc(bufsz, GFP_KERNEL);
768 mutex_lock(&mvm->mutex);
770 if (iwl_mvm_firmware_running(mvm))
771 iwl_mvm_request_statistics(mvm, false);
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;
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);
799 struct mvm_statistics_rx_phy *ofdm = &mvm->rx_stats.ofdm;
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);
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;
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);
834 struct mvm_statistics_rx_phy *cck = &mvm->rx_stats.cck;
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);
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;
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);
874 struct mvm_statistics_rx_non_phy *general =
875 &mvm->rx_stats.general;
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);
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;
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);
916 struct mvm_statistics_rx_ht_phy *ht =
917 &mvm->rx_stats.ofdm_ht;
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);
925 mutex_unlock(&mvm->mutex);
927 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
932 #undef PRINT_STAT_LE32
934 static ssize_t iwl_dbgfs_frame_stats_read(struct iwl_mvm *mvm,
935 char __user *user_buf, size_t count,
937 struct iwl_mvm_frame_stats *stats)
939 char *buff, *pos, *endpos;
942 static const size_t bufsz = 1024;
944 buff = kmalloc(bufsz, GFP_KERNEL);
948 spin_lock_bh(&mvm->drv_stats_lock);
951 endpos = pos + bufsz;
953 pos += scnprintf(pos, endpos - pos,
954 "Legacy/HT/VHT\t:\t%d/%d/%d\n",
955 stats->legacy_frames,
958 pos += scnprintf(pos, endpos - pos, "20/40/80\t:\t%d/%d/%d\n",
961 stats->bw_80_frames);
962 pos += scnprintf(pos, endpos - pos, "NGI/SGI\t\t:\t%d/%d\n",
965 pos += scnprintf(pos, endpos - pos, "SISO/MIMO2\t:\t%d/%d\n",
967 stats->mimo2_frames);
968 pos += scnprintf(pos, endpos - pos, "FAIL/SCSS\t:\t%d/%d\n",
970 stats->success_frames);
971 pos += scnprintf(pos, endpos - pos, "MPDUs agg\t:\t%d\n",
973 pos += scnprintf(pos, endpos - pos, "A-MPDUs\t\t:\t%d\n",
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);
979 pos += scnprintf(pos, endpos - pos, "Last Rates\n");
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)
986 pos += scnprintf(pos, endpos - pos, "Rate[%d]: ",
987 (int)(ARRAY_SIZE(stats->last_rates) - i));
988 pos += rs_pretty_print_rate_v1(pos, endpos - pos,
989 stats->last_rates[idx]);
990 if (pos < endpos - 1)
993 spin_unlock_bh(&mvm->drv_stats_lock);
995 ret = simple_read_from_buffer(user_buf, count, ppos, buff, pos - buff);
1001 static ssize_t iwl_dbgfs_drv_rx_stats_read(struct file *file,
1002 char __user *user_buf, size_t count,
1005 struct iwl_mvm *mvm = file->private_data;
1007 return iwl_dbgfs_frame_stats_read(mvm, user_buf, count, ppos,
1008 &mvm->drv_rx_stats);
1011 static ssize_t iwl_dbgfs_fw_restart_write(struct iwl_mvm *mvm, char *buf,
1012 size_t count, loff_t *ppos)
1014 int __maybe_unused ret;
1016 if (!iwl_mvm_firmware_running(mvm))
1019 mutex_lock(&mvm->mutex);
1021 /* allow one more restart that we're provoking here */
1022 if (mvm->fw_restart >= 0)
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),
1030 mutex_unlock(&mvm->mutex);
1035 static ssize_t iwl_dbgfs_fw_nmi_write(struct iwl_mvm *mvm, char *buf,
1036 size_t count, loff_t *ppos)
1038 if (!iwl_mvm_firmware_running(mvm))
1041 iwl_force_nmi(mvm->trans);
1047 iwl_dbgfs_scan_ant_rxchain_read(struct file *file,
1048 char __user *user_buf,
1049 size_t count, loff_t *ppos)
1051 struct iwl_mvm *mvm = file->private_data;
1054 const size_t bufsz = sizeof(buf);
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 pos += scnprintf(buf + pos, bufsz - pos, " (%hhx)\n", mvm->scan_rx_ant);
1064 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1068 iwl_dbgfs_scan_ant_rxchain_write(struct iwl_mvm *mvm, char *buf,
1069 size_t count, loff_t *ppos)
1073 if (!iwl_mvm_firmware_running(mvm))
1076 if (sscanf(buf, "%hhx", &scan_rx_ant) != 1)
1078 if (scan_rx_ant > ANT_ABC)
1080 if (scan_rx_ant & ~(iwl_mvm_get_valid_rx_ant(mvm)))
1083 if (mvm->scan_rx_ant != scan_rx_ant) {
1084 mvm->scan_rx_ant = scan_rx_ant;
1085 if (fw_has_capa(&mvm->fw->ucode_capa,
1086 IWL_UCODE_TLV_CAPA_UMAC_SCAN))
1087 iwl_mvm_config_scan(mvm);
1093 static ssize_t iwl_dbgfs_indirection_tbl_write(struct iwl_mvm *mvm,
1094 char *buf, size_t count,
1097 struct iwl_rss_config_cmd cmd = {
1098 .flags = cpu_to_le32(IWL_RSS_ENABLE),
1099 .hash_mask = IWL_RSS_HASH_TYPE_IPV4_TCP |
1100 IWL_RSS_HASH_TYPE_IPV4_UDP |
1101 IWL_RSS_HASH_TYPE_IPV4_PAYLOAD |
1102 IWL_RSS_HASH_TYPE_IPV6_TCP |
1103 IWL_RSS_HASH_TYPE_IPV6_UDP |
1104 IWL_RSS_HASH_TYPE_IPV6_PAYLOAD,
1106 int ret, i, num_repeats, nbytes = count / 2;
1108 ret = hex2bin(cmd.indirection_table, buf, nbytes);
1113 * The input is the redirection table, partial or full.
1114 * Repeat the pattern if needed.
1115 * For example, input of 01020F will be repeated 42 times,
1116 * indirecting RSS hash results to queues 1, 2, 15 (skipping
1119 num_repeats = ARRAY_SIZE(cmd.indirection_table) / nbytes;
1120 for (i = 1; i < num_repeats; i++)
1121 memcpy(&cmd.indirection_table[i * nbytes],
1122 cmd.indirection_table, nbytes);
1123 /* handle cut in the middle pattern for the last places */
1124 memcpy(&cmd.indirection_table[i * nbytes], cmd.indirection_table,
1125 ARRAY_SIZE(cmd.indirection_table) % nbytes);
1127 netdev_rss_key_fill(cmd.secret_key, sizeof(cmd.secret_key));
1129 mutex_lock(&mvm->mutex);
1130 if (iwl_mvm_firmware_running(mvm))
1131 ret = iwl_mvm_send_cmd_pdu(mvm, RSS_CONFIG_CMD, 0,
1135 mutex_unlock(&mvm->mutex);
1137 return ret ?: count;
1140 static ssize_t iwl_dbgfs_inject_packet_write(struct iwl_mvm *mvm,
1141 char *buf, size_t count,
1144 struct iwl_op_mode *opmode = container_of((void *)mvm,
1147 struct iwl_rx_cmd_buffer rxb = {
1148 ._rx_page_order = 0,
1149 .truesize = 0, /* not used */
1152 struct iwl_rx_packet *pkt;
1153 int bin_len = count / 2;
1156 if (!iwl_mvm_firmware_running(mvm))
1159 /* supporting only MQ RX */
1160 if (!mvm->trans->trans_cfg->mq_rx_supported)
1163 rxb._page = alloc_pages(GFP_ATOMIC, 0);
1166 pkt = rxb_addr(&rxb);
1168 ret = hex2bin(page_address(rxb._page), buf, bin_len);
1172 /* avoid invalid memory access and malformed packet */
1173 if (bin_len < sizeof(*pkt) ||
1174 bin_len != sizeof(*pkt) + iwl_rx_packet_payload_len(pkt))
1178 iwl_mvm_rx_mq(opmode, NULL, &rxb);
1185 return ret ?: count;
1188 static int _iwl_dbgfs_inject_beacon_ie(struct iwl_mvm *mvm, char *bin, int len)
1190 struct ieee80211_vif *vif;
1191 struct iwl_mvm_vif *mvmvif;
1192 struct sk_buff *beacon;
1193 struct ieee80211_tx_info *info;
1194 struct iwl_mac_beacon_cmd beacon_cmd = {};
1201 /* Element len should be represented by u8 */
1205 if (!iwl_mvm_firmware_running(mvm))
1208 if (!iwl_mvm_has_new_tx_api(mvm) &&
1209 !fw_has_api(&mvm->fw->ucode_capa,
1210 IWL_UCODE_TLV_API_NEW_BEACON_TEMPLATE))
1213 mutex_lock(&mvm->mutex);
1215 for (i = 0; i < NUM_MAC_INDEX_DRIVER; i++) {
1216 vif = iwl_mvm_rcu_dereference_vif_id(mvm, i, false);
1220 if (vif->type == NL80211_IFTYPE_AP)
1224 if (i == NUM_MAC_INDEX_DRIVER || !vif)
1227 mvm->hw->extra_beacon_tailroom = len;
1229 beacon = ieee80211_beacon_get_template(mvm->hw, vif, NULL);
1233 if (len && hex2bin(skb_put_zero(beacon, len), bin, len)) {
1234 dev_kfree_skb(beacon);
1238 mvm->beacon_inject_active = true;
1240 mvmvif = iwl_mvm_vif_from_mac80211(vif);
1241 info = IEEE80211_SKB_CB(beacon);
1242 rate = iwl_mvm_mac_ctxt_get_lowest_rate(info, vif);
1243 flags = iwl_mvm_mac80211_idx_to_hwrate(rate);
1245 if (rate == IWL_FIRST_CCK_RATE)
1246 flags |= IWL_MAC_BEACON_CCK;
1248 beacon_cmd.flags = cpu_to_le16(flags);
1249 beacon_cmd.byte_cnt = cpu_to_le16((u16)beacon->len);
1250 beacon_cmd.template_id = cpu_to_le32((u32)mvmvif->id);
1252 iwl_mvm_mac_ctxt_set_tim(mvm, &beacon_cmd.tim_idx,
1253 &beacon_cmd.tim_size,
1254 beacon->data, beacon->len);
1256 iwl_mvm_mac_ctxt_send_beacon_cmd(mvm, beacon, &beacon_cmd,
1257 sizeof(beacon_cmd));
1258 mutex_unlock(&mvm->mutex);
1260 dev_kfree_skb(beacon);
1265 mutex_unlock(&mvm->mutex);
1269 static ssize_t iwl_dbgfs_inject_beacon_ie_write(struct iwl_mvm *mvm,
1270 char *buf, size_t count,
1273 int ret = _iwl_dbgfs_inject_beacon_ie(mvm, buf, count);
1275 mvm->hw->extra_beacon_tailroom = 0;
1276 return ret ?: count;
1279 static ssize_t iwl_dbgfs_inject_beacon_ie_restore_write(struct iwl_mvm *mvm,
1284 int ret = _iwl_dbgfs_inject_beacon_ie(mvm, NULL, 0);
1286 mvm->hw->extra_beacon_tailroom = 0;
1287 mvm->beacon_inject_active = false;
1288 return ret ?: count;
1291 static ssize_t iwl_dbgfs_fw_dbg_conf_read(struct file *file,
1292 char __user *user_buf,
1293 size_t count, loff_t *ppos)
1295 struct iwl_mvm *mvm = file->private_data;
1298 const size_t bufsz = sizeof(buf);
1301 mutex_lock(&mvm->mutex);
1302 conf = mvm->fwrt.dump.conf;
1303 mutex_unlock(&mvm->mutex);
1305 pos += scnprintf(buf + pos, bufsz - pos, "%d\n", conf);
1307 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1310 static ssize_t iwl_dbgfs_fw_dbg_conf_write(struct iwl_mvm *mvm,
1311 char *buf, size_t count,
1314 unsigned int conf_id;
1317 if (!iwl_mvm_firmware_running(mvm))
1320 ret = kstrtouint(buf, 0, &conf_id);
1324 if (WARN_ON(conf_id >= FW_DBG_CONF_MAX))
1327 mutex_lock(&mvm->mutex);
1328 ret = iwl_fw_start_dbg_conf(&mvm->fwrt, conf_id);
1329 mutex_unlock(&mvm->mutex);
1331 return ret ?: count;
1334 static ssize_t iwl_dbgfs_fw_dbg_collect_write(struct iwl_mvm *mvm,
1335 char *buf, size_t count,
1341 iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_USER_TRIGGER,
1344 iwl_fw_dbg_collect(&mvm->fwrt, FW_DBG_TRIGGER_USER, buf,
1350 static ssize_t iwl_dbgfs_dbg_time_point_write(struct iwl_mvm *mvm,
1351 char *buf, size_t count,
1356 if (kstrtou32(buf, 0, &timepoint))
1359 if (timepoint == IWL_FW_INI_TIME_POINT_INVALID ||
1360 timepoint >= IWL_FW_INI_TIME_POINT_NUM)
1363 iwl_dbg_tlv_time_point(&mvm->fwrt, timepoint, NULL);
1368 #define ADD_TEXT(...) pos += scnprintf(buf + pos, bufsz - pos, __VA_ARGS__)
1369 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
1370 static ssize_t iwl_dbgfs_bcast_filters_read(struct file *file,
1371 char __user *user_buf,
1372 size_t count, loff_t *ppos)
1374 struct iwl_mvm *mvm = file->private_data;
1375 struct iwl_bcast_filter_cmd cmd;
1376 const struct iwl_fw_bcast_filter *filter;
1382 buf = kzalloc(bufsz, GFP_KERNEL);
1386 mutex_lock(&mvm->mutex);
1387 if (!iwl_mvm_bcast_filter_build_cmd(mvm, &cmd)) {
1389 mutex_unlock(&mvm->mutex);
1392 mutex_unlock(&mvm->mutex);
1394 for (i = 0; cmd.filters[i].attrs[0].mask; i++) {
1395 filter = &cmd.filters[i];
1397 ADD_TEXT("Filter [%d]:\n", i);
1398 ADD_TEXT("\tDiscard=%d\n", filter->discard);
1399 ADD_TEXT("\tFrame Type: %s\n",
1400 filter->frame_type ? "IPv4" : "Generic");
1402 for (j = 0; j < ARRAY_SIZE(filter->attrs); j++) {
1403 const struct iwl_fw_bcast_filter_attr *attr;
1405 attr = &filter->attrs[j];
1409 ADD_TEXT("\tAttr [%d]: offset=%d (from %s), mask=0x%x, value=0x%x reserved=0x%x\n",
1411 attr->offset_type ? "IP End" :
1413 be32_to_cpu(attr->mask),
1414 be32_to_cpu(attr->val),
1415 le16_to_cpu(attr->reserved1));
1419 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1424 static ssize_t iwl_dbgfs_bcast_filters_write(struct iwl_mvm *mvm, char *buf,
1425 size_t count, loff_t *ppos)
1428 struct iwl_fw_bcast_filter filter = {};
1429 struct iwl_bcast_filter_cmd cmd;
1430 u32 filter_id, attr_id, mask, value;
1433 if (sscanf(buf, "%d %hhi %hhi %n", &filter_id, &filter.discard,
1434 &filter.frame_type, &pos) != 3)
1437 if (filter_id >= ARRAY_SIZE(mvm->dbgfs_bcast_filtering.cmd.filters) ||
1438 filter.frame_type > BCAST_FILTER_FRAME_TYPE_IPV4)
1441 for (attr_id = 0; attr_id < ARRAY_SIZE(filter.attrs);
1443 struct iwl_fw_bcast_filter_attr *attr =
1444 &filter.attrs[attr_id];
1449 if (sscanf(&buf[pos], "%hhi %hhi %i %i %n",
1450 &attr->offset, &attr->offset_type,
1451 &mask, &value, &next_pos) != 4)
1454 attr->mask = cpu_to_be32(mask);
1455 attr->val = cpu_to_be32(value);
1462 mutex_lock(&mvm->mutex);
1463 memcpy(&mvm->dbgfs_bcast_filtering.cmd.filters[filter_id],
1464 &filter, sizeof(filter));
1466 /* send updated bcast filtering configuration */
1467 if (iwl_mvm_firmware_running(mvm) &&
1468 mvm->dbgfs_bcast_filtering.override &&
1469 iwl_mvm_bcast_filter_build_cmd(mvm, &cmd))
1470 err = iwl_mvm_send_cmd_pdu(mvm, BCAST_FILTER_CMD, 0,
1472 mutex_unlock(&mvm->mutex);
1474 return err ?: count;
1477 static ssize_t iwl_dbgfs_bcast_filters_macs_read(struct file *file,
1478 char __user *user_buf,
1479 size_t count, loff_t *ppos)
1481 struct iwl_mvm *mvm = file->private_data;
1482 struct iwl_bcast_filter_cmd cmd;
1488 buf = kzalloc(bufsz, GFP_KERNEL);
1492 mutex_lock(&mvm->mutex);
1493 if (!iwl_mvm_bcast_filter_build_cmd(mvm, &cmd)) {
1495 mutex_unlock(&mvm->mutex);
1498 mutex_unlock(&mvm->mutex);
1500 for (i = 0; i < ARRAY_SIZE(cmd.macs); i++) {
1501 const struct iwl_fw_bcast_mac *mac = &cmd.macs[i];
1503 ADD_TEXT("Mac [%d]: discard=%d attached_filters=0x%x\n",
1504 i, mac->default_discard, mac->attached_filters);
1507 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1512 static ssize_t iwl_dbgfs_bcast_filters_macs_write(struct iwl_mvm *mvm,
1513 char *buf, size_t count,
1516 struct iwl_bcast_filter_cmd cmd;
1517 struct iwl_fw_bcast_mac mac = {};
1518 u32 mac_id, attached_filters;
1521 if (!mvm->bcast_filters)
1524 if (sscanf(buf, "%d %hhi %i", &mac_id, &mac.default_discard,
1525 &attached_filters) != 3)
1528 if (mac_id >= ARRAY_SIZE(cmd.macs) ||
1529 mac.default_discard > 1 ||
1530 attached_filters >= BIT(ARRAY_SIZE(cmd.filters)))
1533 mac.attached_filters = cpu_to_le16(attached_filters);
1535 mutex_lock(&mvm->mutex);
1536 memcpy(&mvm->dbgfs_bcast_filtering.cmd.macs[mac_id],
1539 /* send updated bcast filtering configuration */
1540 if (iwl_mvm_firmware_running(mvm) &&
1541 mvm->dbgfs_bcast_filtering.override &&
1542 iwl_mvm_bcast_filter_build_cmd(mvm, &cmd))
1543 err = iwl_mvm_send_cmd_pdu(mvm, BCAST_FILTER_CMD, 0,
1545 mutex_unlock(&mvm->mutex);
1547 return err ?: count;
1551 #define MVM_DEBUGFS_WRITE_FILE_OPS(name, bufsz) \
1552 _MVM_DEBUGFS_WRITE_FILE_OPS(name, bufsz, struct iwl_mvm)
1553 #define MVM_DEBUGFS_READ_WRITE_FILE_OPS(name, bufsz) \
1554 _MVM_DEBUGFS_READ_WRITE_FILE_OPS(name, bufsz, struct iwl_mvm)
1555 #define MVM_DEBUGFS_ADD_FILE_ALIAS(alias, name, parent, mode) do { \
1556 debugfs_create_file(alias, mode, parent, mvm, \
1557 &iwl_dbgfs_##name##_ops); \
1559 #define MVM_DEBUGFS_ADD_FILE(name, parent, mode) \
1560 MVM_DEBUGFS_ADD_FILE_ALIAS(#name, name, parent, mode)
1562 #define MVM_DEBUGFS_WRITE_STA_FILE_OPS(name, bufsz) \
1563 _MVM_DEBUGFS_WRITE_FILE_OPS(name, bufsz, struct ieee80211_sta)
1564 #define MVM_DEBUGFS_READ_WRITE_STA_FILE_OPS(name, bufsz) \
1565 _MVM_DEBUGFS_READ_WRITE_FILE_OPS(name, bufsz, struct ieee80211_sta)
1567 #define MVM_DEBUGFS_ADD_STA_FILE_ALIAS(alias, name, parent, mode) do { \
1568 debugfs_create_file(alias, mode, parent, sta, \
1569 &iwl_dbgfs_##name##_ops); \
1571 #define MVM_DEBUGFS_ADD_STA_FILE(name, parent, mode) \
1572 MVM_DEBUGFS_ADD_STA_FILE_ALIAS(#name, name, parent, mode)
1575 iwl_dbgfs_prph_reg_read(struct file *file,
1576 char __user *user_buf,
1577 size_t count, loff_t *ppos)
1579 struct iwl_mvm *mvm = file->private_data;
1582 const size_t bufsz = sizeof(buf);
1584 if (!mvm->dbgfs_prph_reg_addr)
1587 pos += scnprintf(buf + pos, bufsz - pos, "Reg 0x%x: (0x%x)\n",
1588 mvm->dbgfs_prph_reg_addr,
1589 iwl_read_prph(mvm->trans, mvm->dbgfs_prph_reg_addr));
1591 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1595 iwl_dbgfs_prph_reg_write(struct iwl_mvm *mvm, char *buf,
1596 size_t count, loff_t *ppos)
1601 args = sscanf(buf, "%i %i", &mvm->dbgfs_prph_reg_addr, &value);
1602 /* if we only want to set the reg address - nothing more to do */
1606 /* otherwise, make sure we have both address and value */
1610 iwl_write_prph(mvm->trans, mvm->dbgfs_prph_reg_addr, value);
1617 iwl_dbgfs_send_echo_cmd_write(struct iwl_mvm *mvm, char *buf,
1618 size_t count, loff_t *ppos)
1622 if (!iwl_mvm_firmware_running(mvm))
1625 mutex_lock(&mvm->mutex);
1626 ret = iwl_mvm_send_cmd_pdu(mvm, ECHO_CMD, 0, 0, NULL);
1627 mutex_unlock(&mvm->mutex);
1629 return ret ?: count;
1632 struct iwl_mvm_sniffer_apply {
1633 struct iwl_mvm *mvm;
1638 static bool iwl_mvm_sniffer_apply(struct iwl_notif_wait_data *notif_data,
1639 struct iwl_rx_packet *pkt, void *data)
1641 struct iwl_mvm_sniffer_apply *apply = data;
1643 apply->mvm->cur_aid = cpu_to_le16(apply->aid);
1644 memcpy(apply->mvm->cur_bssid, apply->bssid,
1645 sizeof(apply->mvm->cur_bssid));
1651 iwl_dbgfs_he_sniffer_params_write(struct iwl_mvm *mvm, char *buf,
1652 size_t count, loff_t *ppos)
1654 struct iwl_notification_wait wait;
1655 struct iwl_he_monitor_cmd he_mon_cmd = {};
1656 struct iwl_mvm_sniffer_apply apply = {
1660 iwl_cmd_id(HE_AIR_SNIFFER_CONFIG_CMD, DATA_PATH_GROUP, 0),
1665 if (!iwl_mvm_firmware_running(mvm))
1668 ret = sscanf(buf, "%x %2hhx:%2hhx:%2hhx:%2hhx:%2hhx:%2hhx", &aid,
1669 &he_mon_cmd.bssid[0], &he_mon_cmd.bssid[1],
1670 &he_mon_cmd.bssid[2], &he_mon_cmd.bssid[3],
1671 &he_mon_cmd.bssid[4], &he_mon_cmd.bssid[5]);
1675 he_mon_cmd.aid = cpu_to_le16(aid);
1678 apply.bssid = (void *)he_mon_cmd.bssid;
1680 mutex_lock(&mvm->mutex);
1683 * Use the notification waiter to get our function triggered
1684 * in sequence with other RX. This ensures that frames we get
1685 * on the RX queue _before_ the new configuration is applied
1686 * still have mvm->cur_aid pointing to the old AID, and that
1687 * frames on the RX queue _after_ the firmware processed the
1688 * new configuration (and sent the response, synchronously)
1689 * get mvm->cur_aid correctly set to the new AID.
1691 iwl_init_notification_wait(&mvm->notif_wait, &wait,
1692 wait_cmds, ARRAY_SIZE(wait_cmds),
1693 iwl_mvm_sniffer_apply, &apply);
1695 ret = iwl_mvm_send_cmd_pdu(mvm, iwl_cmd_id(HE_AIR_SNIFFER_CONFIG_CMD,
1696 DATA_PATH_GROUP, 0), 0,
1697 sizeof(he_mon_cmd), &he_mon_cmd);
1699 /* no need to really wait, we already did anyway */
1700 iwl_remove_notification(&mvm->notif_wait, &wait);
1702 mutex_unlock(&mvm->mutex);
1704 return ret ?: count;
1708 iwl_dbgfs_he_sniffer_params_read(struct file *file, char __user *user_buf,
1709 size_t count, loff_t *ppos)
1711 struct iwl_mvm *mvm = file->private_data;
1715 len = scnprintf(buf, sizeof(buf),
1716 "%d %02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx\n",
1717 le16_to_cpu(mvm->cur_aid), mvm->cur_bssid[0],
1718 mvm->cur_bssid[1], mvm->cur_bssid[2], mvm->cur_bssid[3],
1719 mvm->cur_bssid[4], mvm->cur_bssid[5]);
1721 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1725 iwl_dbgfs_uapsd_noagg_bssids_read(struct file *file, char __user *user_buf,
1726 size_t count, loff_t *ppos)
1728 struct iwl_mvm *mvm = file->private_data;
1729 u8 buf[IWL_MVM_UAPSD_NOAGG_BSSIDS_NUM * ETH_ALEN * 3 + 1];
1730 unsigned int pos = 0;
1731 size_t bufsz = sizeof(buf);
1734 mutex_lock(&mvm->mutex);
1736 for (i = 0; i < IWL_MVM_UAPSD_NOAGG_LIST_LEN; i++)
1737 pos += scnprintf(buf + pos, bufsz - pos, "%pM\n",
1738 mvm->uapsd_noagg_bssids[i].addr);
1740 mutex_unlock(&mvm->mutex);
1742 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1746 iwl_dbgfs_ltr_config_write(struct iwl_mvm *mvm,
1747 char *buf, size_t count, loff_t *ppos)
1750 struct iwl_ltr_config_cmd ltr_config = {0};
1752 if (!iwl_mvm_firmware_running(mvm))
1755 if (sscanf(buf, "%x,%x,%x,%x,%x,%x,%x",
1757 <r_config.static_long,
1758 <r_config.static_short,
1759 <r_config.ltr_cfg_values[0],
1760 <r_config.ltr_cfg_values[1],
1761 <r_config.ltr_cfg_values[2],
1762 <r_config.ltr_cfg_values[3]) != 7) {
1766 mutex_lock(&mvm->mutex);
1767 ret = iwl_mvm_send_cmd_pdu(mvm, LTR_CONFIG, 0, sizeof(ltr_config),
1769 mutex_unlock(&mvm->mutex);
1772 IWL_ERR(mvm, "failed to send ltr configuration cmd\n");
1774 return ret ?: count;
1777 static ssize_t iwl_dbgfs_rfi_freq_table_write(struct iwl_mvm *mvm, char *buf,
1778 size_t count, loff_t *ppos)
1783 if (kstrtou16(buf, 10, &op_id))
1786 /* value zero triggers re-sending the default table to the device */
1788 mutex_lock(&mvm->mutex);
1789 ret = iwl_rfi_send_config_cmd(mvm, NULL);
1790 mutex_unlock(&mvm->mutex);
1792 ret = -EOPNOTSUPP; /* in the future a new table will be added */
1795 return ret ?: count;
1798 /* The size computation is as follows:
1799 * each number needs at most 3 characters, number of rows is the size of
1800 * the table; So, need 5 chars for the "freq: " part and each tuple afterwards
1801 * needs 6 characters for numbers and 5 for the punctuation around.
1803 #define IWL_RFI_BUF_SIZE (IWL_RFI_LUT_INSTALLED_SIZE *\
1804 (5 + IWL_RFI_LUT_ENTRY_CHANNELS_NUM * (6 + 5)))
1806 static ssize_t iwl_dbgfs_rfi_freq_table_read(struct file *file,
1807 char __user *user_buf,
1808 size_t count, loff_t *ppos)
1810 struct iwl_mvm *mvm = file->private_data;
1811 struct iwl_rfi_freq_table_resp_cmd *resp;
1813 char buf[IWL_RFI_BUF_SIZE];
1816 resp = iwl_rfi_get_freq_table(mvm);
1818 return PTR_ERR(resp);
1820 status = le32_to_cpu(resp->status);
1821 if (status != RFI_FREQ_TABLE_OK) {
1822 scnprintf(buf, IWL_RFI_BUF_SIZE, "status = %d\n", status);
1826 for (i = 0; i < ARRAY_SIZE(resp->table); i++) {
1827 pos += scnprintf(buf + pos, IWL_RFI_BUF_SIZE - pos, "%d: ",
1828 resp->table[i].freq);
1830 for (j = 0; j < ARRAY_SIZE(resp->table[i].channels); j++)
1831 pos += scnprintf(buf + pos, IWL_RFI_BUF_SIZE - pos,
1833 resp->table[i].channels[j],
1834 resp->table[i].bands[j]);
1835 pos += scnprintf(buf + pos, IWL_RFI_BUF_SIZE - pos, "\n");
1840 return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
1843 MVM_DEBUGFS_READ_WRITE_FILE_OPS(prph_reg, 64);
1845 /* Device wide debugfs entries */
1846 MVM_DEBUGFS_READ_FILE_OPS(ctdp_budget);
1847 MVM_DEBUGFS_WRITE_FILE_OPS(stop_ctdp, 8);
1848 MVM_DEBUGFS_WRITE_FILE_OPS(force_ctkill, 8);
1849 MVM_DEBUGFS_WRITE_FILE_OPS(tx_flush, 16);
1850 MVM_DEBUGFS_WRITE_FILE_OPS(sta_drain, 8);
1851 MVM_DEBUGFS_WRITE_FILE_OPS(send_echo_cmd, 8);
1852 MVM_DEBUGFS_READ_WRITE_FILE_OPS(sram, 64);
1853 MVM_DEBUGFS_READ_WRITE_FILE_OPS(set_nic_temperature, 64);
1854 MVM_DEBUGFS_READ_FILE_OPS(nic_temp);
1855 MVM_DEBUGFS_READ_FILE_OPS(stations);
1856 MVM_DEBUGFS_READ_FILE_OPS(rs_data);
1857 MVM_DEBUGFS_READ_FILE_OPS(bt_notif);
1858 MVM_DEBUGFS_READ_FILE_OPS(bt_cmd);
1859 MVM_DEBUGFS_READ_WRITE_FILE_OPS(disable_power_off, 64);
1860 MVM_DEBUGFS_READ_FILE_OPS(fw_rx_stats);
1861 MVM_DEBUGFS_READ_FILE_OPS(drv_rx_stats);
1862 MVM_DEBUGFS_READ_FILE_OPS(fw_ver);
1863 MVM_DEBUGFS_READ_FILE_OPS(phy_integration_ver);
1864 MVM_DEBUGFS_WRITE_FILE_OPS(fw_restart, 10);
1865 MVM_DEBUGFS_WRITE_FILE_OPS(fw_nmi, 10);
1866 MVM_DEBUGFS_WRITE_FILE_OPS(bt_tx_prio, 10);
1867 MVM_DEBUGFS_WRITE_FILE_OPS(bt_force_ant, 10);
1868 MVM_DEBUGFS_READ_WRITE_FILE_OPS(scan_ant_rxchain, 8);
1869 MVM_DEBUGFS_READ_WRITE_FILE_OPS(fw_dbg_conf, 8);
1870 MVM_DEBUGFS_WRITE_FILE_OPS(fw_dbg_collect, 64);
1871 MVM_DEBUGFS_WRITE_FILE_OPS(dbg_time_point, 64);
1872 MVM_DEBUGFS_WRITE_FILE_OPS(indirection_tbl,
1873 (IWL_RSS_INDIRECTION_TABLE_SIZE * 2));
1874 MVM_DEBUGFS_WRITE_FILE_OPS(inject_packet, 512);
1875 MVM_DEBUGFS_WRITE_FILE_OPS(inject_beacon_ie, 512);
1876 MVM_DEBUGFS_WRITE_FILE_OPS(inject_beacon_ie_restore, 512);
1878 MVM_DEBUGFS_READ_FILE_OPS(uapsd_noagg_bssids);
1880 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
1881 MVM_DEBUGFS_READ_WRITE_FILE_OPS(bcast_filters, 256);
1882 MVM_DEBUGFS_READ_WRITE_FILE_OPS(bcast_filters_macs, 256);
1886 MVM_DEBUGFS_READ_FILE_OPS(sar_geo_profile);
1889 MVM_DEBUGFS_READ_WRITE_STA_FILE_OPS(amsdu_len, 16);
1891 MVM_DEBUGFS_READ_WRITE_FILE_OPS(he_sniffer_params, 32);
1893 MVM_DEBUGFS_WRITE_FILE_OPS(ltr_config, 512);
1894 MVM_DEBUGFS_READ_WRITE_FILE_OPS(rfi_freq_table, 16);
1896 static ssize_t iwl_dbgfs_mem_read(struct file *file, char __user *user_buf,
1897 size_t count, loff_t *ppos)
1899 struct iwl_mvm *mvm = file->private_data;
1900 struct iwl_dbg_mem_access_cmd cmd = {};
1901 struct iwl_dbg_mem_access_rsp *rsp;
1902 struct iwl_host_cmd hcmd = {
1903 .flags = CMD_WANT_SKB | CMD_SEND_IN_RFKILL,
1905 .len = { sizeof(cmd) },
1910 if (!iwl_mvm_firmware_running(mvm))
1913 hcmd.id = iwl_cmd_id(*ppos >> 24 ? UMAC_RD_WR : LMAC_RD_WR,
1915 cmd.op = cpu_to_le32(DEBUG_MEM_OP_READ);
1917 /* Take care of alignment of both the position and the length */
1918 delta = *ppos & 0x3;
1919 cmd.addr = cpu_to_le32(*ppos - delta);
1920 cmd.len = cpu_to_le32(min(ALIGN(count + delta, 4) / 4,
1921 (size_t)DEBUG_MEM_MAX_SIZE_DWORDS));
1923 mutex_lock(&mvm->mutex);
1924 ret = iwl_mvm_send_cmd(mvm, &hcmd);
1925 mutex_unlock(&mvm->mutex);
1930 rsp = (void *)hcmd.resp_pkt->data;
1931 if (le32_to_cpu(rsp->status) != DEBUG_MEM_STATUS_SUCCESS) {
1936 len = min((size_t)le32_to_cpu(rsp->len) << 2,
1937 iwl_rx_packet_payload_len(hcmd.resp_pkt) - sizeof(*rsp));
1938 len = min(len - delta, count);
1944 ret = len - copy_to_user(user_buf, (void *)rsp->data + delta, len);
1948 iwl_free_resp(&hcmd);
1952 static ssize_t iwl_dbgfs_mem_write(struct file *file,
1953 const char __user *user_buf, size_t count,
1956 struct iwl_mvm *mvm = file->private_data;
1957 struct iwl_dbg_mem_access_cmd *cmd;
1958 struct iwl_dbg_mem_access_rsp *rsp;
1959 struct iwl_host_cmd hcmd = {};
1965 if (!iwl_mvm_firmware_running(mvm))
1968 hcmd.id = iwl_cmd_id(*ppos >> 24 ? UMAC_RD_WR : LMAC_RD_WR,
1971 if (*ppos & 0x3 || count < 4) {
1972 op = DEBUG_MEM_OP_WRITE_BYTES;
1973 len = min(count, (size_t)(4 - (*ppos & 0x3)));
1976 op = DEBUG_MEM_OP_WRITE;
1977 len = min(count >> 2, (size_t)DEBUG_MEM_MAX_SIZE_DWORDS);
1978 data_size = len << 2;
1981 cmd_size = sizeof(*cmd) + ALIGN(data_size, 4);
1982 cmd = kzalloc(cmd_size, GFP_KERNEL);
1986 cmd->op = cpu_to_le32(op);
1987 cmd->len = cpu_to_le32(len);
1988 cmd->addr = cpu_to_le32(*ppos);
1989 if (copy_from_user((void *)cmd->data, user_buf, data_size)) {
1994 hcmd.flags = CMD_WANT_SKB | CMD_SEND_IN_RFKILL,
1995 hcmd.data[0] = (void *)cmd;
1996 hcmd.len[0] = cmd_size;
1998 mutex_lock(&mvm->mutex);
1999 ret = iwl_mvm_send_cmd(mvm, &hcmd);
2000 mutex_unlock(&mvm->mutex);
2007 rsp = (void *)hcmd.resp_pkt->data;
2008 if (rsp->status != DEBUG_MEM_STATUS_SUCCESS) {
2017 iwl_free_resp(&hcmd);
2021 static const struct file_operations iwl_dbgfs_mem_ops = {
2022 .read = iwl_dbgfs_mem_read,
2023 .write = iwl_dbgfs_mem_write,
2024 .open = simple_open,
2025 .llseek = default_llseek,
2028 void iwl_mvm_sta_add_debugfs(struct ieee80211_hw *hw,
2029 struct ieee80211_vif *vif,
2030 struct ieee80211_sta *sta,
2033 struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
2035 if (iwl_mvm_has_tlc_offload(mvm)) {
2036 MVM_DEBUGFS_ADD_STA_FILE(rs_data, dir, 0400);
2038 MVM_DEBUGFS_ADD_STA_FILE(amsdu_len, dir, 0600);
2041 void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm)
2043 struct dentry *bcast_dir __maybe_unused;
2046 spin_lock_init(&mvm->drv_stats_lock);
2048 MVM_DEBUGFS_ADD_FILE(tx_flush, mvm->debugfs_dir, 0200);
2049 MVM_DEBUGFS_ADD_FILE(sta_drain, mvm->debugfs_dir, 0200);
2050 MVM_DEBUGFS_ADD_FILE(sram, mvm->debugfs_dir, 0600);
2051 MVM_DEBUGFS_ADD_FILE(set_nic_temperature, mvm->debugfs_dir, 0600);
2052 MVM_DEBUGFS_ADD_FILE(nic_temp, mvm->debugfs_dir, 0400);
2053 MVM_DEBUGFS_ADD_FILE(ctdp_budget, mvm->debugfs_dir, 0400);
2054 MVM_DEBUGFS_ADD_FILE(stop_ctdp, mvm->debugfs_dir, 0200);
2055 MVM_DEBUGFS_ADD_FILE(force_ctkill, mvm->debugfs_dir, 0200);
2056 MVM_DEBUGFS_ADD_FILE(stations, mvm->debugfs_dir, 0400);
2057 MVM_DEBUGFS_ADD_FILE(bt_notif, mvm->debugfs_dir, 0400);
2058 MVM_DEBUGFS_ADD_FILE(bt_cmd, mvm->debugfs_dir, 0400);
2059 MVM_DEBUGFS_ADD_FILE(disable_power_off, mvm->debugfs_dir, 0600);
2060 MVM_DEBUGFS_ADD_FILE(fw_ver, mvm->debugfs_dir, 0400);
2061 MVM_DEBUGFS_ADD_FILE(fw_rx_stats, mvm->debugfs_dir, 0400);
2062 MVM_DEBUGFS_ADD_FILE(drv_rx_stats, mvm->debugfs_dir, 0400);
2063 MVM_DEBUGFS_ADD_FILE(fw_restart, mvm->debugfs_dir, 0200);
2064 MVM_DEBUGFS_ADD_FILE(fw_nmi, mvm->debugfs_dir, 0200);
2065 MVM_DEBUGFS_ADD_FILE(bt_tx_prio, mvm->debugfs_dir, 0200);
2066 MVM_DEBUGFS_ADD_FILE(bt_force_ant, mvm->debugfs_dir, 0200);
2067 MVM_DEBUGFS_ADD_FILE(scan_ant_rxchain, mvm->debugfs_dir, 0600);
2068 MVM_DEBUGFS_ADD_FILE(prph_reg, mvm->debugfs_dir, 0600);
2069 MVM_DEBUGFS_ADD_FILE(fw_dbg_conf, mvm->debugfs_dir, 0600);
2070 MVM_DEBUGFS_ADD_FILE(fw_dbg_collect, mvm->debugfs_dir, 0200);
2071 MVM_DEBUGFS_ADD_FILE(send_echo_cmd, mvm->debugfs_dir, 0200);
2072 MVM_DEBUGFS_ADD_FILE(indirection_tbl, mvm->debugfs_dir, 0200);
2073 MVM_DEBUGFS_ADD_FILE(inject_packet, mvm->debugfs_dir, 0200);
2074 MVM_DEBUGFS_ADD_FILE(inject_beacon_ie, mvm->debugfs_dir, 0200);
2075 MVM_DEBUGFS_ADD_FILE(inject_beacon_ie_restore, mvm->debugfs_dir, 0200);
2076 MVM_DEBUGFS_ADD_FILE(rfi_freq_table, mvm->debugfs_dir, 0600);
2078 if (mvm->fw->phy_integration_ver)
2079 MVM_DEBUGFS_ADD_FILE(phy_integration_ver, mvm->debugfs_dir, 0400);
2081 MVM_DEBUGFS_ADD_FILE(sar_geo_profile, mvm->debugfs_dir, 0400);
2083 MVM_DEBUGFS_ADD_FILE(he_sniffer_params, mvm->debugfs_dir, 0600);
2085 if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_SET_LTR_GEN2))
2086 MVM_DEBUGFS_ADD_FILE(ltr_config, mvm->debugfs_dir, 0200);
2088 debugfs_create_bool("enable_scan_iteration_notif", 0600,
2089 mvm->debugfs_dir, &mvm->scan_iter_notif_enabled);
2090 debugfs_create_bool("drop_bcn_ap_mode", 0600, mvm->debugfs_dir,
2091 &mvm->drop_bcn_ap_mode);
2093 MVM_DEBUGFS_ADD_FILE(uapsd_noagg_bssids, mvm->debugfs_dir, S_IRUSR);
2095 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
2096 if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BCAST_FILTERING) {
2097 bcast_dir = debugfs_create_dir("bcast_filtering",
2100 debugfs_create_bool("override", 0600, bcast_dir,
2101 &mvm->dbgfs_bcast_filtering.override);
2103 MVM_DEBUGFS_ADD_FILE_ALIAS("filters", bcast_filters,
2105 MVM_DEBUGFS_ADD_FILE_ALIAS("macs", bcast_filters_macs,
2110 #ifdef CONFIG_PM_SLEEP
2111 MVM_DEBUGFS_ADD_FILE(d3_test, mvm->debugfs_dir, 0400);
2112 debugfs_create_bool("d3_wake_sysassert", 0600, mvm->debugfs_dir,
2113 &mvm->d3_wake_sysassert);
2114 debugfs_create_u32("last_netdetect_scans", 0400, mvm->debugfs_dir,
2115 &mvm->last_netdetect_scans);
2118 debugfs_create_u8("ps_disabled", 0400, mvm->debugfs_dir,
2120 debugfs_create_blob("nvm_hw", 0400, mvm->debugfs_dir,
2122 debugfs_create_blob("nvm_sw", 0400, mvm->debugfs_dir,
2124 debugfs_create_blob("nvm_calib", 0400, mvm->debugfs_dir,
2125 &mvm->nvm_calib_blob);
2126 debugfs_create_blob("nvm_prod", 0400, mvm->debugfs_dir,
2127 &mvm->nvm_prod_blob);
2128 debugfs_create_blob("nvm_phy_sku", 0400, mvm->debugfs_dir,
2129 &mvm->nvm_phy_sku_blob);
2130 debugfs_create_blob("nvm_reg", S_IRUSR,
2131 mvm->debugfs_dir, &mvm->nvm_reg_blob);
2133 debugfs_create_file("mem", 0600, mvm->debugfs_dir, mvm,
2134 &iwl_dbgfs_mem_ops);
2137 * Create a symlink with mac80211. It will be removed when mac80211
2138 * exists (before the opmode exists which removes the target.)
2140 snprintf(buf, 100, "../../%pd2", mvm->debugfs_dir->d_parent);
2141 debugfs_create_symlink("iwlwifi", mvm->hw->wiphy->debugfsdir, buf);