2 * Copyright (c) 2005-2011 Atheros Communications Inc.
3 * Copyright (c) 2011-2013 Qualcomm Atheros, Inc.
5 * Permission to use, copy, modify, and/or distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 #include <linux/module.h>
19 #include <linux/debugfs.h>
20 #include <linux/vmalloc.h>
21 #include <linux/utsname.h>
29 #define ATH10K_DEBUG_HTT_STATS_INTERVAL 1000
31 #define ATH10K_FW_CRASH_DUMP_VERSION 1
34 * enum ath10k_fw_crash_dump_type - types of data in the dump file
35 * @ATH10K_FW_CRASH_DUMP_REGDUMP: Register crash dump in binary format
37 enum ath10k_fw_crash_dump_type {
38 ATH10K_FW_CRASH_DUMP_REGISTERS = 0,
40 ATH10K_FW_CRASH_DUMP_MAX,
43 struct ath10k_tlv_dump_data {
44 /* see ath10k_fw_crash_dump_type above */
50 /* pad to 32-bit boundaries as needed */
54 struct ath10k_dump_file_data {
55 /* dump file information */
57 /* "ATH10K-FW-DUMP" */
62 /* file dump version */
65 /* some info we can get from ath10k struct that might help */
71 /* 0 for now, in place for later hardware */
74 __le32 target_version;
75 __le32 fw_version_major;
76 __le32 fw_version_minor;
77 __le32 fw_version_release;
78 __le32 fw_version_build;
79 __le32 phy_capability;
80 __le32 hw_min_tx_power;
81 __le32 hw_max_tx_power;
86 /* firmware version string */
87 char fw_ver[ETHTOOL_FWVERS_LEN];
89 /* Kernel related information */
91 /* time-of-day stamp */
94 /* time-of-day stamp, nano-seconds */
97 /* LINUX_VERSION_CODE */
98 __le32 kernel_ver_code;
100 /* VERMAGIC_STRING */
103 /* room for growth w/out changing binary format */
106 /* struct ath10k_tlv_dump_data + more */
110 void ath10k_info(struct ath10k *ar, const char *fmt, ...)
112 struct va_format vaf = {
119 dev_info(ar->dev, "%pV", &vaf);
120 trace_ath10k_log_info(ar, &vaf);
123 EXPORT_SYMBOL(ath10k_info);
125 void ath10k_print_driver_info(struct ath10k *ar)
127 char fw_features[128] = {};
130 ath10k_core_get_fw_features_str(ar, fw_features, sizeof(fw_features));
132 if (ar->id.bmi_ids_valid)
133 scnprintf(boardinfo, sizeof(boardinfo), "bmi %d:%d",
134 ar->id.bmi_chip_id, ar->id.bmi_board_id);
136 scnprintf(boardinfo, sizeof(boardinfo), "sub %04x:%04x",
137 ar->id.subsystem_vendor, ar->id.subsystem_device);
139 ath10k_info(ar, "%s (0x%08x, 0x%08x %s) fw %s fwapi %d bdapi %d htt-ver %d.%d wmi-op %d htt-op %d cal %s max-sta %d raw %d hwcrypto %d features %s\n",
144 ar->hw->wiphy->fw_version,
147 ar->htt.target_version_major,
148 ar->htt.target_version_minor,
151 ath10k_cal_mode_str(ar->cal_mode),
152 ar->max_num_stations,
153 test_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags),
154 !test_bit(ATH10K_FLAG_HW_CRYPTO_DISABLED, &ar->dev_flags),
156 ath10k_info(ar, "debug %d debugfs %d tracing %d dfs %d testmode %d\n",
157 config_enabled(CONFIG_ATH10K_DEBUG),
158 config_enabled(CONFIG_ATH10K_DEBUGFS),
159 config_enabled(CONFIG_ATH10K_TRACING),
160 config_enabled(CONFIG_ATH10K_DFS_CERTIFIED),
161 config_enabled(CONFIG_NL80211_TESTMODE));
163 EXPORT_SYMBOL(ath10k_print_driver_info);
165 void ath10k_err(struct ath10k *ar, const char *fmt, ...)
167 struct va_format vaf = {
174 dev_err(ar->dev, "%pV", &vaf);
175 trace_ath10k_log_err(ar, &vaf);
178 EXPORT_SYMBOL(ath10k_err);
180 void ath10k_warn(struct ath10k *ar, const char *fmt, ...)
182 struct va_format vaf = {
189 dev_warn_ratelimited(ar->dev, "%pV", &vaf);
190 trace_ath10k_log_warn(ar, &vaf);
194 EXPORT_SYMBOL(ath10k_warn);
196 #ifdef CONFIG_ATH10K_DEBUGFS
198 static ssize_t ath10k_read_wmi_services(struct file *file,
199 char __user *user_buf,
200 size_t count, loff_t *ppos)
202 struct ath10k *ar = file->private_data;
204 unsigned int len = 0, buf_len = 4096;
210 buf = kzalloc(buf_len, GFP_KERNEL);
214 mutex_lock(&ar->conf_mutex);
219 spin_lock_bh(&ar->data_lock);
220 for (i = 0; i < WMI_SERVICE_MAX; i++) {
221 enabled = test_bit(i, ar->wmi.svc_map);
222 name = wmi_service_name(i);
226 len += scnprintf(buf + len, buf_len - len,
227 "%-40s %s (bit %d)\n",
228 "unknown", "enabled", i);
233 len += scnprintf(buf + len, buf_len - len,
235 name, enabled ? "enabled" : "-");
237 spin_unlock_bh(&ar->data_lock);
239 ret_cnt = simple_read_from_buffer(user_buf, count, ppos, buf, len);
241 mutex_unlock(&ar->conf_mutex);
247 static const struct file_operations fops_wmi_services = {
248 .read = ath10k_read_wmi_services,
250 .owner = THIS_MODULE,
251 .llseek = default_llseek,
254 static void ath10k_debug_fw_stats_pdevs_free(struct list_head *head)
256 struct ath10k_fw_stats_pdev *i, *tmp;
258 list_for_each_entry_safe(i, tmp, head, list) {
264 static void ath10k_debug_fw_stats_vdevs_free(struct list_head *head)
266 struct ath10k_fw_stats_vdev *i, *tmp;
268 list_for_each_entry_safe(i, tmp, head, list) {
274 static void ath10k_debug_fw_stats_peers_free(struct list_head *head)
276 struct ath10k_fw_stats_peer *i, *tmp;
278 list_for_each_entry_safe(i, tmp, head, list) {
284 static void ath10k_debug_fw_stats_reset(struct ath10k *ar)
286 spin_lock_bh(&ar->data_lock);
287 ar->debug.fw_stats_done = false;
288 ath10k_debug_fw_stats_pdevs_free(&ar->debug.fw_stats.pdevs);
289 ath10k_debug_fw_stats_vdevs_free(&ar->debug.fw_stats.vdevs);
290 ath10k_debug_fw_stats_peers_free(&ar->debug.fw_stats.peers);
291 spin_unlock_bh(&ar->data_lock);
294 static size_t ath10k_debug_fw_stats_num_peers(struct list_head *head)
296 struct ath10k_fw_stats_peer *i;
299 list_for_each_entry(i, head, list)
305 static size_t ath10k_debug_fw_stats_num_vdevs(struct list_head *head)
307 struct ath10k_fw_stats_vdev *i;
310 list_for_each_entry(i, head, list)
316 void ath10k_debug_fw_stats_process(struct ath10k *ar, struct sk_buff *skb)
318 struct ath10k_fw_stats stats = {};
319 bool is_start, is_started, is_end;
324 INIT_LIST_HEAD(&stats.pdevs);
325 INIT_LIST_HEAD(&stats.vdevs);
326 INIT_LIST_HEAD(&stats.peers);
328 spin_lock_bh(&ar->data_lock);
329 ret = ath10k_wmi_pull_fw_stats(ar, skb, &stats);
331 ath10k_warn(ar, "failed to pull fw stats: %d\n", ret);
335 /* Stat data may exceed htc-wmi buffer limit. In such case firmware
336 * splits the stats data and delivers it in a ping-pong fashion of
337 * request cmd-update event.
339 * However there is no explicit end-of-data. Instead start-of-data is
340 * used as an implicit one. This works as follows:
341 * a) discard stat update events until one with pdev stats is
342 * delivered - this skips session started at end of (b)
343 * b) consume stat update events until another one with pdev stats is
344 * delivered which is treated as end-of-data and is itself discarded
347 if (ar->debug.fw_stats_done) {
348 ath10k_warn(ar, "received unsolicited stats update event\n");
352 num_peers = ath10k_debug_fw_stats_num_peers(&ar->debug.fw_stats.peers);
353 num_vdevs = ath10k_debug_fw_stats_num_vdevs(&ar->debug.fw_stats.vdevs);
354 is_start = (list_empty(&ar->debug.fw_stats.pdevs) &&
355 !list_empty(&stats.pdevs));
356 is_end = (!list_empty(&ar->debug.fw_stats.pdevs) &&
357 !list_empty(&stats.pdevs));
360 list_splice_tail_init(&stats.pdevs, &ar->debug.fw_stats.pdevs);
363 ar->debug.fw_stats_done = true;
365 is_started = !list_empty(&ar->debug.fw_stats.pdevs);
367 if (is_started && !is_end) {
368 if (num_peers >= ATH10K_MAX_NUM_PEER_IDS) {
369 /* Although this is unlikely impose a sane limit to
370 * prevent firmware from DoS-ing the host.
372 ath10k_warn(ar, "dropping fw peer stats\n");
376 if (num_vdevs >= BITS_PER_LONG) {
377 ath10k_warn(ar, "dropping fw vdev stats\n");
381 list_splice_tail_init(&stats.peers, &ar->debug.fw_stats.peers);
382 list_splice_tail_init(&stats.vdevs, &ar->debug.fw_stats.vdevs);
385 complete(&ar->debug.fw_stats_complete);
388 /* In some cases lists have been spliced and cleared. Free up
389 * resources if that is not the case.
391 ath10k_debug_fw_stats_pdevs_free(&stats.pdevs);
392 ath10k_debug_fw_stats_vdevs_free(&stats.vdevs);
393 ath10k_debug_fw_stats_peers_free(&stats.peers);
395 spin_unlock_bh(&ar->data_lock);
398 static int ath10k_debug_fw_stats_request(struct ath10k *ar)
400 unsigned long timeout, time_left;
403 lockdep_assert_held(&ar->conf_mutex);
405 timeout = jiffies + msecs_to_jiffies(1 * HZ);
407 ath10k_debug_fw_stats_reset(ar);
410 if (time_after(jiffies, timeout))
413 reinit_completion(&ar->debug.fw_stats_complete);
415 ret = ath10k_wmi_request_stats(ar, ar->fw_stats_req_mask);
417 ath10k_warn(ar, "could not request stats (%d)\n", ret);
422 wait_for_completion_timeout(&ar->debug.fw_stats_complete,
427 spin_lock_bh(&ar->data_lock);
428 if (ar->debug.fw_stats_done) {
429 spin_unlock_bh(&ar->data_lock);
432 spin_unlock_bh(&ar->data_lock);
438 /* FIXME: How to calculate the buffer size sanely? */
439 #define ATH10K_FW_STATS_BUF_SIZE (1024*1024)
441 static void ath10k_fw_stats_fill(struct ath10k *ar,
442 struct ath10k_fw_stats *fw_stats,
445 unsigned int len = 0;
446 unsigned int buf_len = ATH10K_FW_STATS_BUF_SIZE;
447 const struct ath10k_fw_stats_pdev *pdev;
448 const struct ath10k_fw_stats_vdev *vdev;
449 const struct ath10k_fw_stats_peer *peer;
454 spin_lock_bh(&ar->data_lock);
456 pdev = list_first_entry_or_null(&fw_stats->pdevs,
457 struct ath10k_fw_stats_pdev, list);
459 ath10k_warn(ar, "failed to get pdev stats\n");
463 num_peers = ath10k_debug_fw_stats_num_peers(&fw_stats->peers);
464 num_vdevs = ath10k_debug_fw_stats_num_vdevs(&fw_stats->vdevs);
466 len += scnprintf(buf + len, buf_len - len, "\n");
467 len += scnprintf(buf + len, buf_len - len, "%30s\n",
468 "ath10k PDEV stats");
469 len += scnprintf(buf + len, buf_len - len, "%30s\n\n",
470 "=================");
472 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
473 "Channel noise floor", pdev->ch_noise_floor);
474 len += scnprintf(buf + len, buf_len - len, "%30s %10u\n",
475 "Channel TX power", pdev->chan_tx_power);
476 len += scnprintf(buf + len, buf_len - len, "%30s %10u\n",
477 "TX frame count", pdev->tx_frame_count);
478 len += scnprintf(buf + len, buf_len - len, "%30s %10u\n",
479 "RX frame count", pdev->rx_frame_count);
480 len += scnprintf(buf + len, buf_len - len, "%30s %10u\n",
481 "RX clear count", pdev->rx_clear_count);
482 len += scnprintf(buf + len, buf_len - len, "%30s %10u\n",
483 "Cycle count", pdev->cycle_count);
484 len += scnprintf(buf + len, buf_len - len, "%30s %10u\n",
485 "PHY error count", pdev->phy_err_count);
486 len += scnprintf(buf + len, buf_len - len, "%30s %10u\n",
487 "RTS bad count", pdev->rts_bad);
488 len += scnprintf(buf + len, buf_len - len, "%30s %10u\n",
489 "RTS good count", pdev->rts_good);
490 len += scnprintf(buf + len, buf_len - len, "%30s %10u\n",
491 "FCS bad count", pdev->fcs_bad);
492 len += scnprintf(buf + len, buf_len - len, "%30s %10u\n",
493 "No beacon count", pdev->no_beacons);
494 len += scnprintf(buf + len, buf_len - len, "%30s %10u\n",
495 "MIB int count", pdev->mib_int_count);
497 len += scnprintf(buf + len, buf_len - len, "\n");
498 len += scnprintf(buf + len, buf_len - len, "%30s\n",
499 "ath10k PDEV TX stats");
500 len += scnprintf(buf + len, buf_len - len, "%30s\n\n",
501 "=================");
503 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
504 "HTT cookies queued", pdev->comp_queued);
505 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
506 "HTT cookies disp.", pdev->comp_delivered);
507 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
508 "MSDU queued", pdev->msdu_enqued);
509 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
510 "MPDU queued", pdev->mpdu_enqued);
511 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
512 "MSDUs dropped", pdev->wmm_drop);
513 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
514 "Local enqued", pdev->local_enqued);
515 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
516 "Local freed", pdev->local_freed);
517 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
518 "HW queued", pdev->hw_queued);
519 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
520 "PPDUs reaped", pdev->hw_reaped);
521 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
522 "Num underruns", pdev->underrun);
523 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
524 "PPDUs cleaned", pdev->tx_abort);
525 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
526 "MPDUs requed", pdev->mpdus_requed);
527 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
528 "Excessive retries", pdev->tx_ko);
529 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
530 "HW rate", pdev->data_rc);
531 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
532 "Sched self tiggers", pdev->self_triggers);
533 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
534 "Dropped due to SW retries",
535 pdev->sw_retry_failure);
536 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
537 "Illegal rate phy errors",
538 pdev->illgl_rate_phy_err);
539 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
540 "Pdev continous xretry", pdev->pdev_cont_xretry);
541 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
542 "TX timeout", pdev->pdev_tx_timeout);
543 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
544 "PDEV resets", pdev->pdev_resets);
545 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
546 "PHY underrun", pdev->phy_underrun);
547 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
548 "MPDU is more than txop limit", pdev->txop_ovf);
550 len += scnprintf(buf + len, buf_len - len, "\n");
551 len += scnprintf(buf + len, buf_len - len, "%30s\n",
552 "ath10k PDEV RX stats");
553 len += scnprintf(buf + len, buf_len - len, "%30s\n\n",
554 "=================");
556 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
557 "Mid PPDU route change",
558 pdev->mid_ppdu_route_change);
559 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
560 "Tot. number of statuses", pdev->status_rcvd);
561 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
562 "Extra frags on rings 0", pdev->r0_frags);
563 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
564 "Extra frags on rings 1", pdev->r1_frags);
565 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
566 "Extra frags on rings 2", pdev->r2_frags);
567 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
568 "Extra frags on rings 3", pdev->r3_frags);
569 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
570 "MSDUs delivered to HTT", pdev->htt_msdus);
571 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
572 "MPDUs delivered to HTT", pdev->htt_mpdus);
573 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
574 "MSDUs delivered to stack", pdev->loc_msdus);
575 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
576 "MPDUs delivered to stack", pdev->loc_mpdus);
577 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
578 "Oversized AMSUs", pdev->oversize_amsdu);
579 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
580 "PHY errors", pdev->phy_errs);
581 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
582 "PHY errors drops", pdev->phy_err_drop);
583 len += scnprintf(buf + len, buf_len - len, "%30s %10d\n",
584 "MPDU errors (FCS, MIC, ENC)", pdev->mpdu_errs);
586 len += scnprintf(buf + len, buf_len - len, "\n");
587 len += scnprintf(buf + len, buf_len - len, "%30s (%zu)\n",
588 "ath10k VDEV stats", num_vdevs);
589 len += scnprintf(buf + len, buf_len - len, "%30s\n\n",
590 "=================");
592 list_for_each_entry(vdev, &fw_stats->vdevs, list) {
593 len += scnprintf(buf + len, buf_len - len, "%30s %u\n",
594 "vdev id", vdev->vdev_id);
595 len += scnprintf(buf + len, buf_len - len, "%30s %u\n",
596 "beacon snr", vdev->beacon_snr);
597 len += scnprintf(buf + len, buf_len - len, "%30s %u\n",
598 "data snr", vdev->data_snr);
599 len += scnprintf(buf + len, buf_len - len, "%30s %u\n",
600 "num rx frames", vdev->num_rx_frames);
601 len += scnprintf(buf + len, buf_len - len, "%30s %u\n",
602 "num rts fail", vdev->num_rts_fail);
603 len += scnprintf(buf + len, buf_len - len, "%30s %u\n",
604 "num rts success", vdev->num_rts_success);
605 len += scnprintf(buf + len, buf_len - len, "%30s %u\n",
606 "num rx err", vdev->num_rx_err);
607 len += scnprintf(buf + len, buf_len - len, "%30s %u\n",
608 "num rx discard", vdev->num_rx_discard);
609 len += scnprintf(buf + len, buf_len - len, "%30s %u\n",
610 "num tx not acked", vdev->num_tx_not_acked);
612 for (i = 0 ; i < ARRAY_SIZE(vdev->num_tx_frames); i++)
613 len += scnprintf(buf + len, buf_len - len,
616 vdev->num_tx_frames[i]);
618 for (i = 0 ; i < ARRAY_SIZE(vdev->num_tx_frames_retries); i++)
619 len += scnprintf(buf + len, buf_len - len,
621 "num tx frames retries", i,
622 vdev->num_tx_frames_retries[i]);
624 for (i = 0 ; i < ARRAY_SIZE(vdev->num_tx_frames_failures); i++)
625 len += scnprintf(buf + len, buf_len - len,
627 "num tx frames failures", i,
628 vdev->num_tx_frames_failures[i]);
630 for (i = 0 ; i < ARRAY_SIZE(vdev->tx_rate_history); i++)
631 len += scnprintf(buf + len, buf_len - len,
632 "%25s [%02d] 0x%08x\n",
633 "tx rate history", i,
634 vdev->tx_rate_history[i]);
636 for (i = 0 ; i < ARRAY_SIZE(vdev->beacon_rssi_history); i++)
637 len += scnprintf(buf + len, buf_len - len,
639 "beacon rssi history", i,
640 vdev->beacon_rssi_history[i]);
642 len += scnprintf(buf + len, buf_len - len, "\n");
645 len += scnprintf(buf + len, buf_len - len, "\n");
646 len += scnprintf(buf + len, buf_len - len, "%30s (%zu)\n",
647 "ath10k PEER stats", num_peers);
648 len += scnprintf(buf + len, buf_len - len, "%30s\n\n",
649 "=================");
651 list_for_each_entry(peer, &fw_stats->peers, list) {
652 len += scnprintf(buf + len, buf_len - len, "%30s %pM\n",
653 "Peer MAC address", peer->peer_macaddr);
654 len += scnprintf(buf + len, buf_len - len, "%30s %u\n",
655 "Peer RSSI", peer->peer_rssi);
656 len += scnprintf(buf + len, buf_len - len, "%30s %u\n",
657 "Peer TX rate", peer->peer_tx_rate);
658 len += scnprintf(buf + len, buf_len - len, "%30s %u\n",
659 "Peer RX rate", peer->peer_rx_rate);
660 len += scnprintf(buf + len, buf_len - len, "\n");
664 spin_unlock_bh(&ar->data_lock);
672 static int ath10k_fw_stats_open(struct inode *inode, struct file *file)
674 struct ath10k *ar = inode->i_private;
678 mutex_lock(&ar->conf_mutex);
680 if (ar->state != ATH10K_STATE_ON) {
685 buf = vmalloc(ATH10K_FW_STATS_BUF_SIZE);
691 ret = ath10k_debug_fw_stats_request(ar);
693 ath10k_warn(ar, "failed to request fw stats: %d\n", ret);
697 ath10k_fw_stats_fill(ar, &ar->debug.fw_stats, buf);
698 file->private_data = buf;
700 mutex_unlock(&ar->conf_mutex);
707 mutex_unlock(&ar->conf_mutex);
711 static int ath10k_fw_stats_release(struct inode *inode, struct file *file)
713 vfree(file->private_data);
718 static ssize_t ath10k_fw_stats_read(struct file *file, char __user *user_buf,
719 size_t count, loff_t *ppos)
721 const char *buf = file->private_data;
722 unsigned int len = strlen(buf);
724 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
727 static const struct file_operations fops_fw_stats = {
728 .open = ath10k_fw_stats_open,
729 .release = ath10k_fw_stats_release,
730 .read = ath10k_fw_stats_read,
731 .owner = THIS_MODULE,
732 .llseek = default_llseek,
735 static ssize_t ath10k_debug_fw_reset_stats_read(struct file *file,
736 char __user *user_buf,
737 size_t count, loff_t *ppos)
739 struct ath10k *ar = file->private_data;
740 int ret, len, buf_len;
744 buf = kmalloc(buf_len, GFP_KERNEL);
748 spin_lock_bh(&ar->data_lock);
751 len += scnprintf(buf + len, buf_len - len,
752 "fw_crash_counter\t\t%d\n", ar->stats.fw_crash_counter);
753 len += scnprintf(buf + len, buf_len - len,
754 "fw_warm_reset_counter\t\t%d\n",
755 ar->stats.fw_warm_reset_counter);
756 len += scnprintf(buf + len, buf_len - len,
757 "fw_cold_reset_counter\t\t%d\n",
758 ar->stats.fw_cold_reset_counter);
760 spin_unlock_bh(&ar->data_lock);
762 ret = simple_read_from_buffer(user_buf, count, ppos, buf, len);
769 static const struct file_operations fops_fw_reset_stats = {
771 .read = ath10k_debug_fw_reset_stats_read,
772 .owner = THIS_MODULE,
773 .llseek = default_llseek,
776 /* This is a clean assert crash in firmware. */
777 static int ath10k_debug_fw_assert(struct ath10k *ar)
779 struct wmi_vdev_install_key_cmd *cmd;
782 skb = ath10k_wmi_alloc_skb(ar, sizeof(*cmd) + 16);
786 cmd = (struct wmi_vdev_install_key_cmd *)skb->data;
787 memset(cmd, 0, sizeof(*cmd));
789 /* big enough number so that firmware asserts */
790 cmd->vdev_id = __cpu_to_le32(0x7ffe);
792 return ath10k_wmi_cmd_send(ar, skb,
793 ar->wmi.cmd->vdev_install_key_cmdid);
796 static ssize_t ath10k_read_simulate_fw_crash(struct file *file,
797 char __user *user_buf,
798 size_t count, loff_t *ppos)
801 "To simulate firmware crash write one of the keywords to this file:\n"
802 "`soft` - this will send WMI_FORCE_FW_HANG_ASSERT to firmware if FW supports that command.\n"
803 "`hard` - this will send to firmware command with illegal parameters causing firmware crash.\n"
804 "`assert` - this will send special illegal parameter to firmware to cause assert failure and crash.\n"
805 "`hw-restart` - this will simply queue hw restart without fw/hw actually crashing.\n";
807 return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf));
810 /* Simulate firmware crash:
811 * 'soft': Call wmi command causing firmware hang. This firmware hang is
812 * recoverable by warm firmware reset.
813 * 'hard': Force firmware crash by setting any vdev parameter for not allowed
814 * vdev id. This is hard firmware crash because it is recoverable only by cold
817 static ssize_t ath10k_write_simulate_fw_crash(struct file *file,
818 const char __user *user_buf,
819 size_t count, loff_t *ppos)
821 struct ath10k *ar = file->private_data;
825 mutex_lock(&ar->conf_mutex);
827 simple_write_to_buffer(buf, sizeof(buf) - 1, ppos, user_buf, count);
829 /* make sure that buf is null terminated */
830 buf[sizeof(buf) - 1] = 0;
832 if (ar->state != ATH10K_STATE_ON &&
833 ar->state != ATH10K_STATE_RESTARTED) {
838 /* drop the possible '\n' from the end */
839 if (buf[count - 1] == '\n') {
844 if (!strcmp(buf, "soft")) {
845 ath10k_info(ar, "simulating soft firmware crash\n");
846 ret = ath10k_wmi_force_fw_hang(ar, WMI_FORCE_FW_HANG_ASSERT, 0);
847 } else if (!strcmp(buf, "hard")) {
848 ath10k_info(ar, "simulating hard firmware crash\n");
849 /* 0x7fff is vdev id, and it is always out of range for all
850 * firmware variants in order to force a firmware crash.
852 ret = ath10k_wmi_vdev_set_param(ar, 0x7fff,
853 ar->wmi.vdev_param->rts_threshold,
855 } else if (!strcmp(buf, "assert")) {
856 ath10k_info(ar, "simulating firmware assert crash\n");
857 ret = ath10k_debug_fw_assert(ar);
858 } else if (!strcmp(buf, "hw-restart")) {
859 ath10k_info(ar, "user requested hw restart\n");
860 queue_work(ar->workqueue, &ar->restart_work);
868 ath10k_warn(ar, "failed to simulate firmware crash: %d\n", ret);
875 mutex_unlock(&ar->conf_mutex);
879 static const struct file_operations fops_simulate_fw_crash = {
880 .read = ath10k_read_simulate_fw_crash,
881 .write = ath10k_write_simulate_fw_crash,
883 .owner = THIS_MODULE,
884 .llseek = default_llseek,
887 static ssize_t ath10k_read_chip_id(struct file *file, char __user *user_buf,
888 size_t count, loff_t *ppos)
890 struct ath10k *ar = file->private_data;
894 len = scnprintf(buf, sizeof(buf), "0x%08x\n", ar->chip_id);
896 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
899 static const struct file_operations fops_chip_id = {
900 .read = ath10k_read_chip_id,
902 .owner = THIS_MODULE,
903 .llseek = default_llseek,
906 struct ath10k_fw_crash_data *
907 ath10k_debug_get_new_fw_crash_data(struct ath10k *ar)
909 struct ath10k_fw_crash_data *crash_data = ar->debug.fw_crash_data;
911 lockdep_assert_held(&ar->data_lock);
913 crash_data->crashed_since_read = true;
914 uuid_le_gen(&crash_data->uuid);
915 getnstimeofday(&crash_data->timestamp);
919 EXPORT_SYMBOL(ath10k_debug_get_new_fw_crash_data);
921 static struct ath10k_dump_file_data *ath10k_build_dump_file(struct ath10k *ar)
923 struct ath10k_fw_crash_data *crash_data = ar->debug.fw_crash_data;
924 struct ath10k_dump_file_data *dump_data;
925 struct ath10k_tlv_dump_data *dump_tlv;
926 int hdr_len = sizeof(*dump_data);
927 unsigned int len, sofar = 0;
931 len += sizeof(*dump_tlv) + sizeof(crash_data->registers);
935 /* This is going to get big when we start dumping FW RAM and such,
936 * so go ahead and use vmalloc.
942 spin_lock_bh(&ar->data_lock);
944 if (!crash_data->crashed_since_read) {
945 spin_unlock_bh(&ar->data_lock);
950 dump_data = (struct ath10k_dump_file_data *)(buf);
951 strlcpy(dump_data->df_magic, "ATH10K-FW-DUMP",
952 sizeof(dump_data->df_magic));
953 dump_data->len = cpu_to_le32(len);
955 dump_data->version = cpu_to_le32(ATH10K_FW_CRASH_DUMP_VERSION);
957 memcpy(dump_data->uuid, &crash_data->uuid, sizeof(dump_data->uuid));
958 dump_data->chip_id = cpu_to_le32(ar->chip_id);
959 dump_data->bus_type = cpu_to_le32(0);
960 dump_data->target_version = cpu_to_le32(ar->target_version);
961 dump_data->fw_version_major = cpu_to_le32(ar->fw_version_major);
962 dump_data->fw_version_minor = cpu_to_le32(ar->fw_version_minor);
963 dump_data->fw_version_release = cpu_to_le32(ar->fw_version_release);
964 dump_data->fw_version_build = cpu_to_le32(ar->fw_version_build);
965 dump_data->phy_capability = cpu_to_le32(ar->phy_capability);
966 dump_data->hw_min_tx_power = cpu_to_le32(ar->hw_min_tx_power);
967 dump_data->hw_max_tx_power = cpu_to_le32(ar->hw_max_tx_power);
968 dump_data->ht_cap_info = cpu_to_le32(ar->ht_cap_info);
969 dump_data->vht_cap_info = cpu_to_le32(ar->vht_cap_info);
970 dump_data->num_rf_chains = cpu_to_le32(ar->num_rf_chains);
972 strlcpy(dump_data->fw_ver, ar->hw->wiphy->fw_version,
973 sizeof(dump_data->fw_ver));
975 dump_data->kernel_ver_code = 0;
976 strlcpy(dump_data->kernel_ver, init_utsname()->release,
977 sizeof(dump_data->kernel_ver));
979 dump_data->tv_sec = cpu_to_le64(crash_data->timestamp.tv_sec);
980 dump_data->tv_nsec = cpu_to_le64(crash_data->timestamp.tv_nsec);
982 /* Gather crash-dump */
983 dump_tlv = (struct ath10k_tlv_dump_data *)(buf + sofar);
984 dump_tlv->type = cpu_to_le32(ATH10K_FW_CRASH_DUMP_REGISTERS);
985 dump_tlv->tlv_len = cpu_to_le32(sizeof(crash_data->registers));
986 memcpy(dump_tlv->tlv_data, &crash_data->registers,
987 sizeof(crash_data->registers));
988 sofar += sizeof(*dump_tlv) + sizeof(crash_data->registers);
990 ar->debug.fw_crash_data->crashed_since_read = false;
992 spin_unlock_bh(&ar->data_lock);
997 static int ath10k_fw_crash_dump_open(struct inode *inode, struct file *file)
999 struct ath10k *ar = inode->i_private;
1000 struct ath10k_dump_file_data *dump;
1002 dump = ath10k_build_dump_file(ar);
1006 file->private_data = dump;
1011 static ssize_t ath10k_fw_crash_dump_read(struct file *file,
1012 char __user *user_buf,
1013 size_t count, loff_t *ppos)
1015 struct ath10k_dump_file_data *dump_file = file->private_data;
1017 return simple_read_from_buffer(user_buf, count, ppos,
1019 le32_to_cpu(dump_file->len));
1022 static int ath10k_fw_crash_dump_release(struct inode *inode,
1025 vfree(file->private_data);
1030 static const struct file_operations fops_fw_crash_dump = {
1031 .open = ath10k_fw_crash_dump_open,
1032 .read = ath10k_fw_crash_dump_read,
1033 .release = ath10k_fw_crash_dump_release,
1034 .owner = THIS_MODULE,
1035 .llseek = default_llseek,
1038 static ssize_t ath10k_reg_addr_read(struct file *file,
1039 char __user *user_buf,
1040 size_t count, loff_t *ppos)
1042 struct ath10k *ar = file->private_data;
1044 unsigned int len = 0;
1047 mutex_lock(&ar->conf_mutex);
1048 reg_addr = ar->debug.reg_addr;
1049 mutex_unlock(&ar->conf_mutex);
1051 len += scnprintf(buf + len, sizeof(buf) - len, "0x%x\n", reg_addr);
1053 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1056 static ssize_t ath10k_reg_addr_write(struct file *file,
1057 const char __user *user_buf,
1058 size_t count, loff_t *ppos)
1060 struct ath10k *ar = file->private_data;
1064 ret = kstrtou32_from_user(user_buf, count, 0, ®_addr);
1068 if (!IS_ALIGNED(reg_addr, 4))
1071 mutex_lock(&ar->conf_mutex);
1072 ar->debug.reg_addr = reg_addr;
1073 mutex_unlock(&ar->conf_mutex);
1078 static const struct file_operations fops_reg_addr = {
1079 .read = ath10k_reg_addr_read,
1080 .write = ath10k_reg_addr_write,
1081 .open = simple_open,
1082 .owner = THIS_MODULE,
1083 .llseek = default_llseek,
1086 static ssize_t ath10k_reg_value_read(struct file *file,
1087 char __user *user_buf,
1088 size_t count, loff_t *ppos)
1090 struct ath10k *ar = file->private_data;
1093 u32 reg_addr, reg_val;
1096 mutex_lock(&ar->conf_mutex);
1098 if (ar->state != ATH10K_STATE_ON &&
1099 ar->state != ATH10K_STATE_UTF) {
1104 reg_addr = ar->debug.reg_addr;
1106 reg_val = ath10k_hif_read32(ar, reg_addr);
1107 len = scnprintf(buf, sizeof(buf), "0x%08x:0x%08x\n", reg_addr, reg_val);
1109 ret = simple_read_from_buffer(user_buf, count, ppos, buf, len);
1112 mutex_unlock(&ar->conf_mutex);
1117 static ssize_t ath10k_reg_value_write(struct file *file,
1118 const char __user *user_buf,
1119 size_t count, loff_t *ppos)
1121 struct ath10k *ar = file->private_data;
1122 u32 reg_addr, reg_val;
1125 mutex_lock(&ar->conf_mutex);
1127 if (ar->state != ATH10K_STATE_ON &&
1128 ar->state != ATH10K_STATE_UTF) {
1133 reg_addr = ar->debug.reg_addr;
1135 ret = kstrtou32_from_user(user_buf, count, 0, ®_val);
1139 ath10k_hif_write32(ar, reg_addr, reg_val);
1144 mutex_unlock(&ar->conf_mutex);
1149 static const struct file_operations fops_reg_value = {
1150 .read = ath10k_reg_value_read,
1151 .write = ath10k_reg_value_write,
1152 .open = simple_open,
1153 .owner = THIS_MODULE,
1154 .llseek = default_llseek,
1157 static ssize_t ath10k_mem_value_read(struct file *file,
1158 char __user *user_buf,
1159 size_t count, loff_t *ppos)
1161 struct ath10k *ar = file->private_data;
1171 mutex_lock(&ar->conf_mutex);
1173 buf = vmalloc(count);
1179 if (ar->state != ATH10K_STATE_ON &&
1180 ar->state != ATH10K_STATE_UTF) {
1185 ret = ath10k_hif_diag_read(ar, *ppos, buf, count);
1187 ath10k_warn(ar, "failed to read address 0x%08x via diagnose window fnrom debugfs: %d\n",
1192 ret = copy_to_user(user_buf, buf, count);
1204 mutex_unlock(&ar->conf_mutex);
1209 static ssize_t ath10k_mem_value_write(struct file *file,
1210 const char __user *user_buf,
1211 size_t count, loff_t *ppos)
1213 struct ath10k *ar = file->private_data;
1223 mutex_lock(&ar->conf_mutex);
1225 buf = vmalloc(count);
1231 if (ar->state != ATH10K_STATE_ON &&
1232 ar->state != ATH10K_STATE_UTF) {
1237 ret = copy_from_user(buf, user_buf, count);
1243 ret = ath10k_hif_diag_write(ar, *ppos, buf, count);
1245 ath10k_warn(ar, "failed to write address 0x%08x via diagnose window from debugfs: %d\n",
1255 mutex_unlock(&ar->conf_mutex);
1260 static const struct file_operations fops_mem_value = {
1261 .read = ath10k_mem_value_read,
1262 .write = ath10k_mem_value_write,
1263 .open = simple_open,
1264 .owner = THIS_MODULE,
1265 .llseek = default_llseek,
1268 static int ath10k_debug_htt_stats_req(struct ath10k *ar)
1273 lockdep_assert_held(&ar->conf_mutex);
1275 if (ar->debug.htt_stats_mask == 0)
1276 /* htt stats are disabled */
1279 if (ar->state != ATH10K_STATE_ON)
1282 cookie = get_jiffies_64();
1284 ret = ath10k_htt_h2t_stats_req(&ar->htt, ar->debug.htt_stats_mask,
1287 ath10k_warn(ar, "failed to send htt stats request: %d\n", ret);
1291 queue_delayed_work(ar->workqueue, &ar->debug.htt_stats_dwork,
1292 msecs_to_jiffies(ATH10K_DEBUG_HTT_STATS_INTERVAL));
1297 static void ath10k_debug_htt_stats_dwork(struct work_struct *work)
1299 struct ath10k *ar = container_of(work, struct ath10k,
1300 debug.htt_stats_dwork.work);
1302 mutex_lock(&ar->conf_mutex);
1304 ath10k_debug_htt_stats_req(ar);
1306 mutex_unlock(&ar->conf_mutex);
1309 static ssize_t ath10k_read_htt_stats_mask(struct file *file,
1310 char __user *user_buf,
1311 size_t count, loff_t *ppos)
1313 struct ath10k *ar = file->private_data;
1317 len = scnprintf(buf, sizeof(buf), "%lu\n", ar->debug.htt_stats_mask);
1319 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1322 static ssize_t ath10k_write_htt_stats_mask(struct file *file,
1323 const char __user *user_buf,
1324 size_t count, loff_t *ppos)
1326 struct ath10k *ar = file->private_data;
1330 ret = kstrtoul_from_user(user_buf, count, 0, &mask);
1334 /* max 8 bit masks (for now) */
1338 mutex_lock(&ar->conf_mutex);
1340 ar->debug.htt_stats_mask = mask;
1342 ret = ath10k_debug_htt_stats_req(ar);
1349 mutex_unlock(&ar->conf_mutex);
1354 static const struct file_operations fops_htt_stats_mask = {
1355 .read = ath10k_read_htt_stats_mask,
1356 .write = ath10k_write_htt_stats_mask,
1357 .open = simple_open,
1358 .owner = THIS_MODULE,
1359 .llseek = default_llseek,
1362 static ssize_t ath10k_read_htt_max_amsdu_ampdu(struct file *file,
1363 char __user *user_buf,
1364 size_t count, loff_t *ppos)
1366 struct ath10k *ar = file->private_data;
1368 u8 amsdu = 3, ampdu = 64;
1371 mutex_lock(&ar->conf_mutex);
1373 amsdu = ar->htt.max_num_amsdu;
1374 ampdu = ar->htt.max_num_ampdu;
1375 mutex_unlock(&ar->conf_mutex);
1377 len = scnprintf(buf, sizeof(buf), "%u %u\n", amsdu, ampdu);
1379 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1382 static ssize_t ath10k_write_htt_max_amsdu_ampdu(struct file *file,
1383 const char __user *user_buf,
1384 size_t count, loff_t *ppos)
1386 struct ath10k *ar = file->private_data;
1389 unsigned int amsdu, ampdu;
1391 simple_write_to_buffer(buf, sizeof(buf) - 1, ppos, user_buf, count);
1393 /* make sure that buf is null terminated */
1394 buf[sizeof(buf) - 1] = 0;
1396 res = sscanf(buf, "%u %u", &amsdu, &du);
1401 mutex_lock(&ar->conf_mutex);
1403 res = ath10k_htt_h2t_aggr_cfg_msg(&ar->htt, ampdu, amsdu);
1408 ar->htt.max_num_amsdu = amsdu;
1409 ar->htt.max_num_ampdu = ampdu;
1412 mutex_unlock(&ar->conf_mutex);
1416 static const struct file_operations fops_htt_max_amsdu_ampdu = {
1417 .read = ath10k_read_htt_max_amsdu_ampdu,
1418 .write = ath10k_write_htt_max_amsdu_ampdu,
1419 .open = simple_open,
1420 .owner = THIS_MODULE,
1421 .llseek = default_llseek,
1424 static ssize_t ath10k_read_fw_dbglog(struct file *file,
1425 char __user *user_buf,
1426 size_t count, loff_t *ppos)
1428 struct ath10k *ar = file->private_data;
1432 len = scnprintf(buf, sizeof(buf), "0x%08x %u\n",
1433 ar->debug.fw_dbglog_mask, ar->debug.fw_dbglog_level);
1435 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1438 static ssize_t ath10k_write_fw_dbglog(struct file *file,
1439 const char __user *user_buf,
1440 size_t count, loff_t *ppos)
1442 struct ath10k *ar = file->private_data;
1445 unsigned int log_level, mask;
1447 simple_write_to_buffer(buf, sizeof(buf) - 1, ppos, user_buf, count);
1449 /* make sure that buf is null terminated */
1450 buf[sizeof(buf) - 1] = 0;
1452 ret = sscanf(buf, "%x %u", &mask, &log_level);
1458 /* default if user did not specify */
1459 log_level = ATH10K_DBGLOG_LEVEL_WARN;
1461 mutex_lock(&ar->conf_mutex);
1463 ar->debug.fw_dbglog_mask = mask;
1464 ar->debug.fw_dbglog_level = log_level;
1466 if (ar->state == ATH10K_STATE_ON) {
1467 ret = ath10k_wmi_dbglog_cfg(ar, ar->debug.fw_dbglog_mask,
1468 ar->debug.fw_dbglog_level);
1470 ath10k_warn(ar, "dbglog cfg failed from debugfs: %d\n",
1479 mutex_unlock(&ar->conf_mutex);
1484 /* TODO: Would be nice to always support ethtool stats, would need to
1485 * move the stats storage out of ath10k_debug, or always have ath10k_debug
1486 * struct available..
1489 /* This generally cooresponds to the debugfs fw_stats file */
1490 static const char ath10k_gstrings_stats[][ETH_GSTRING_LEN] = {
1500 "d_tx_power", /* in .5 dbM I think */
1501 "d_rx_crc_err", /* fcs_bad */
1503 "d_tx_mpdus_queued",
1505 "d_tx_msdu_dropped",
1508 "d_tx_ppdu_hw_queued",
1510 "d_tx_fifo_underrun",
1513 "d_tx_excessive_retries",
1515 "d_tx_dropped_sw_retries",
1516 "d_tx_illegal_rate",
1517 "d_tx_continuous_xretries",
1519 "d_tx_mpdu_txop_limit",
1521 "d_rx_mid_ppdu_route_change",
1523 "d_rx_extra_frags_ring0",
1524 "d_rx_extra_frags_ring1",
1525 "d_rx_extra_frags_ring2",
1526 "d_rx_extra_frags_ring3",
1532 "d_rx_phy_err_drops",
1533 "d_rx_mpdu_errors", /* FCS, MIC, ENC */
1535 "d_fw_warm_reset_count",
1536 "d_fw_cold_reset_count",
1539 #define ATH10K_SSTATS_LEN ARRAY_SIZE(ath10k_gstrings_stats)
1541 void ath10k_debug_get_et_strings(struct ieee80211_hw *hw,
1542 struct ieee80211_vif *vif,
1545 if (sset == ETH_SS_STATS)
1546 memcpy(data, *ath10k_gstrings_stats,
1547 sizeof(ath10k_gstrings_stats));
1550 int ath10k_debug_get_et_sset_count(struct ieee80211_hw *hw,
1551 struct ieee80211_vif *vif, int sset)
1553 if (sset == ETH_SS_STATS)
1554 return ATH10K_SSTATS_LEN;
1559 void ath10k_debug_get_et_stats(struct ieee80211_hw *hw,
1560 struct ieee80211_vif *vif,
1561 struct ethtool_stats *stats, u64 *data)
1563 struct ath10k *ar = hw->priv;
1564 static const struct ath10k_fw_stats_pdev zero_stats = {};
1565 const struct ath10k_fw_stats_pdev *pdev_stats;
1568 mutex_lock(&ar->conf_mutex);
1570 if (ar->state == ATH10K_STATE_ON) {
1571 ret = ath10k_debug_fw_stats_request(ar);
1573 /* just print a warning and try to use older results */
1575 "failed to get fw stats for ethtool: %d\n",
1580 pdev_stats = list_first_entry_or_null(&ar->debug.fw_stats.pdevs,
1581 struct ath10k_fw_stats_pdev,
1584 /* no results available so just return zeroes */
1585 pdev_stats = &zero_stats;
1588 spin_lock_bh(&ar->data_lock);
1590 data[i++] = pdev_stats->hw_reaped; /* ppdu reaped */
1591 data[i++] = 0; /* tx bytes */
1592 data[i++] = pdev_stats->htt_mpdus;
1593 data[i++] = 0; /* rx bytes */
1594 data[i++] = pdev_stats->ch_noise_floor;
1595 data[i++] = pdev_stats->cycle_count;
1596 data[i++] = pdev_stats->phy_err_count;
1597 data[i++] = pdev_stats->rts_bad;
1598 data[i++] = pdev_stats->rts_good;
1599 data[i++] = pdev_stats->chan_tx_power;
1600 data[i++] = pdev_stats->fcs_bad;
1601 data[i++] = pdev_stats->no_beacons;
1602 data[i++] = pdev_stats->mpdu_enqued;
1603 data[i++] = pdev_stats->msdu_enqued;
1604 data[i++] = pdev_stats->wmm_drop;
1605 data[i++] = pdev_stats->local_enqued;
1606 data[i++] = pdev_stats->local_freed;
1607 data[i++] = pdev_stats->hw_queued;
1608 data[i++] = pdev_stats->hw_reaped;
1609 data[i++] = pdev_stats->underrun;
1610 data[i++] = pdev_stats->tx_abort;
1611 data[i++] = pdev_stats->mpdus_requed;
1612 data[i++] = pdev_stats->tx_ko;
1613 data[i++] = pdev_stats->data_rc;
1614 data[i++] = pdev_stats->sw_retry_failure;
1615 data[i++] = pdev_stats->illgl_rate_phy_err;
1616 data[i++] = pdev_stats->pdev_cont_xretry;
1617 data[i++] = pdev_stats->pdev_tx_timeout;
1618 data[i++] = pdev_stats->txop_ovf;
1619 data[i++] = pdev_stats->pdev_resets;
1620 data[i++] = pdev_stats->mid_ppdu_route_change;
1621 data[i++] = pdev_stats->status_rcvd;
1622 data[i++] = pdev_stats->r0_frags;
1623 data[i++] = pdev_stats->r1_frags;
1624 data[i++] = pdev_stats->r2_frags;
1625 data[i++] = pdev_stats->r3_frags;
1626 data[i++] = pdev_stats->htt_msdus;
1627 data[i++] = pdev_stats->htt_mpdus;
1628 data[i++] = pdev_stats->loc_msdus;
1629 data[i++] = pdev_stats->loc_mpdus;
1630 data[i++] = pdev_stats->phy_errs;
1631 data[i++] = pdev_stats->phy_err_drop;
1632 data[i++] = pdev_stats->mpdu_errs;
1633 data[i++] = ar->stats.fw_crash_counter;
1634 data[i++] = ar->stats.fw_warm_reset_counter;
1635 data[i++] = ar->stats.fw_cold_reset_counter;
1637 spin_unlock_bh(&ar->data_lock);
1639 mutex_unlock(&ar->conf_mutex);
1641 WARN_ON(i != ATH10K_SSTATS_LEN);
1644 static const struct file_operations fops_fw_dbglog = {
1645 .read = ath10k_read_fw_dbglog,
1646 .write = ath10k_write_fw_dbglog,
1647 .open = simple_open,
1648 .owner = THIS_MODULE,
1649 .llseek = default_llseek,
1652 static int ath10k_debug_cal_data_open(struct inode *inode, struct file *file)
1654 struct ath10k *ar = inode->i_private;
1660 mutex_lock(&ar->conf_mutex);
1662 if (ar->state != ATH10K_STATE_ON &&
1663 ar->state != ATH10K_STATE_UTF) {
1668 buf = vmalloc(QCA988X_CAL_DATA_LEN);
1674 hi_addr = host_interest_item_address(HI_ITEM(hi_board_data));
1676 ret = ath10k_hif_diag_read(ar, hi_addr, &addr, sizeof(addr));
1678 ath10k_warn(ar, "failed to read hi_board_data address: %d\n", ret);
1682 ret = ath10k_hif_diag_read(ar, le32_to_cpu(addr), buf,
1683 QCA988X_CAL_DATA_LEN);
1685 ath10k_warn(ar, "failed to read calibration data: %d\n", ret);
1689 file->private_data = buf;
1691 mutex_unlock(&ar->conf_mutex);
1699 mutex_unlock(&ar->conf_mutex);
1704 static ssize_t ath10k_debug_cal_data_read(struct file *file,
1705 char __user *user_buf,
1706 size_t count, loff_t *ppos)
1708 void *buf = file->private_data;
1710 return simple_read_from_buffer(user_buf, count, ppos,
1711 buf, QCA988X_CAL_DATA_LEN);
1714 static int ath10k_debug_cal_data_release(struct inode *inode,
1717 vfree(file->private_data);
1722 static ssize_t ath10k_write_ani_enable(struct file *file,
1723 const char __user *user_buf,
1724 size_t count, loff_t *ppos)
1726 struct ath10k *ar = file->private_data;
1730 if (kstrtou8_from_user(user_buf, count, 0, &enable))
1733 mutex_lock(&ar->conf_mutex);
1735 if (ar->ani_enabled == enable) {
1740 ret = ath10k_wmi_pdev_set_param(ar, ar->wmi.pdev_param->ani_enable,
1743 ath10k_warn(ar, "ani_enable failed from debugfs: %d\n", ret);
1746 ar->ani_enabled = enable;
1751 mutex_unlock(&ar->conf_mutex);
1756 static ssize_t ath10k_read_ani_enable(struct file *file, char __user *user_buf,
1757 size_t count, loff_t *ppos)
1759 struct ath10k *ar = file->private_data;
1763 len = scnprintf(buf, sizeof(buf) - len, "%d\n",
1766 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1769 static const struct file_operations fops_ani_enable = {
1770 .read = ath10k_read_ani_enable,
1771 .write = ath10k_write_ani_enable,
1772 .open = simple_open,
1773 .owner = THIS_MODULE,
1774 .llseek = default_llseek,
1777 static const struct file_operations fops_cal_data = {
1778 .open = ath10k_debug_cal_data_open,
1779 .read = ath10k_debug_cal_data_read,
1780 .release = ath10k_debug_cal_data_release,
1781 .owner = THIS_MODULE,
1782 .llseek = default_llseek,
1785 static ssize_t ath10k_read_nf_cal_period(struct file *file,
1786 char __user *user_buf,
1787 size_t count, loff_t *ppos)
1789 struct ath10k *ar = file->private_data;
1793 len = scnprintf(buf, sizeof(buf), "%d\n",
1794 ar->debug.nf_cal_period);
1796 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
1799 static ssize_t ath10k_write_nf_cal_period(struct file *file,
1800 const char __user *user_buf,
1801 size_t count, loff_t *ppos)
1803 struct ath10k *ar = file->private_data;
1804 unsigned long period;
1807 ret = kstrtoul_from_user(user_buf, count, 0, &period);
1811 if (period > WMI_PDEV_PARAM_CAL_PERIOD_MAX)
1814 /* there's no way to switch back to the firmware default */
1818 mutex_lock(&ar->conf_mutex);
1820 ar->debug.nf_cal_period = period;
1822 if (ar->state != ATH10K_STATE_ON) {
1823 /* firmware is not running, nothing else to do */
1828 ret = ath10k_wmi_pdev_set_param(ar, ar->wmi.pdev_param->cal_period,
1829 ar->debug.nf_cal_period);
1831 ath10k_warn(ar, "cal period cfg failed from debugfs: %d\n",
1839 mutex_unlock(&ar->conf_mutex);
1844 static const struct file_operations fops_nf_cal_period = {
1845 .read = ath10k_read_nf_cal_period,
1846 .write = ath10k_write_nf_cal_period,
1847 .open = simple_open,
1848 .owner = THIS_MODULE,
1849 .llseek = default_llseek,
1852 #define ATH10K_TPC_CONFIG_BUF_SIZE (1024 * 1024)
1854 static int ath10k_debug_tpc_stats_request(struct ath10k *ar)
1857 unsigned long time_left;
1859 lockdep_assert_held(&ar->conf_mutex);
1861 reinit_completion(&ar->debug.tpc_complete);
1863 ret = ath10k_wmi_pdev_get_tpc_config(ar, WMI_TPC_CONFIG_PARAM);
1865 ath10k_warn(ar, "failed to request tpc config: %d\n", ret);
1869 time_left = wait_for_completion_timeout(&ar->debug.tpc_complete,
1877 void ath10k_debug_tpc_stats_process(struct ath10k *ar,
1878 struct ath10k_tpc_stats *tpc_stats)
1880 spin_lock_bh(&ar->data_lock);
1882 kfree(ar->debug.tpc_stats);
1883 ar->debug.tpc_stats = tpc_stats;
1884 complete(&ar->debug.tpc_complete);
1886 spin_unlock_bh(&ar->data_lock);
1889 static void ath10k_tpc_stats_print(struct ath10k_tpc_stats *tpc_stats,
1890 unsigned int j, char *buf, unsigned int *len)
1892 unsigned int i, buf_len;
1893 static const char table_str[][5] = { "CDD",
1896 static const char pream_str[][6] = { "CCK",
1905 buf_len = ATH10K_TPC_CONFIG_BUF_SIZE;
1906 *len += scnprintf(buf + *len, buf_len - *len,
1907 "********************************\n");
1908 *len += scnprintf(buf + *len, buf_len - *len,
1909 "******************* %s POWER TABLE ****************\n",
1911 *len += scnprintf(buf + *len, buf_len - *len,
1912 "********************************\n");
1913 *len += scnprintf(buf + *len, buf_len - *len,
1914 "No. Preamble Rate_code tpc_value1 tpc_value2 tpc_value3\n");
1916 for (i = 0; i < tpc_stats->rate_max; i++) {
1917 *len += scnprintf(buf + *len, buf_len - *len,
1918 "%8d %s 0x%2x %s\n", i,
1919 pream_str[tpc_stats->tpc_table[j].pream_idx[i]],
1920 tpc_stats->tpc_table[j].rate_code[i],
1921 tpc_stats->tpc_table[j].tpc_value[i]);
1924 *len += scnprintf(buf + *len, buf_len - *len,
1925 "***********************************\n");
1928 static void ath10k_tpc_stats_fill(struct ath10k *ar,
1929 struct ath10k_tpc_stats *tpc_stats,
1932 unsigned int len, j, buf_len;
1935 buf_len = ATH10K_TPC_CONFIG_BUF_SIZE;
1937 spin_lock_bh(&ar->data_lock);
1940 ath10k_warn(ar, "failed to get tpc stats\n");
1944 len += scnprintf(buf + len, buf_len - len, "\n");
1945 len += scnprintf(buf + len, buf_len - len,
1946 "*************************************\n");
1947 len += scnprintf(buf + len, buf_len - len,
1948 "TPC config for channel %4d mode %d\n",
1949 tpc_stats->chan_freq,
1950 tpc_stats->phy_mode);
1951 len += scnprintf(buf + len, buf_len - len,
1952 "*************************************\n");
1953 len += scnprintf(buf + len, buf_len - len,
1954 "CTL = 0x%2x Reg. Domain = %2d\n",
1956 tpc_stats->reg_domain);
1957 len += scnprintf(buf + len, buf_len - len,
1958 "Antenna Gain = %2d Reg. Max Antenna Gain = %2d\n",
1959 tpc_stats->twice_antenna_gain,
1960 tpc_stats->twice_antenna_reduction);
1961 len += scnprintf(buf + len, buf_len - len,
1962 "Power Limit = %2d Reg. Max Power = %2d\n",
1963 tpc_stats->power_limit,
1964 tpc_stats->twice_max_rd_power / 2);
1965 len += scnprintf(buf + len, buf_len - len,
1966 "Num tx chains = %2d Num supported rates = %2d\n",
1967 tpc_stats->num_tx_chain,
1968 tpc_stats->rate_max);
1970 for (j = 0; j < tpc_stats->num_tx_chain ; j++) {
1972 case WMI_TPC_TABLE_TYPE_CDD:
1973 if (tpc_stats->flag[j] == ATH10K_TPC_TABLE_TYPE_FLAG) {
1974 len += scnprintf(buf + len, buf_len - len,
1975 "CDD not supported\n");
1979 ath10k_tpc_stats_print(tpc_stats, j, buf, &len);
1981 case WMI_TPC_TABLE_TYPE_STBC:
1982 if (tpc_stats->flag[j] == ATH10K_TPC_TABLE_TYPE_FLAG) {
1983 len += scnprintf(buf + len, buf_len - len,
1984 "STBC not supported\n");
1988 ath10k_tpc_stats_print(tpc_stats, j, buf, &len);
1990 case WMI_TPC_TABLE_TYPE_TXBF:
1991 if (tpc_stats->flag[j] == ATH10K_TPC_TABLE_TYPE_FLAG) {
1992 len += scnprintf(buf + len, buf_len - len,
1993 "TXBF not supported\n***************************\n");
1997 ath10k_tpc_stats_print(tpc_stats, j, buf, &len);
2000 len += scnprintf(buf + len, buf_len - len,
2007 spin_unlock_bh(&ar->data_lock);
2015 static int ath10k_tpc_stats_open(struct inode *inode, struct file *file)
2017 struct ath10k *ar = inode->i_private;
2021 mutex_lock(&ar->conf_mutex);
2023 if (ar->state != ATH10K_STATE_ON) {
2028 buf = vmalloc(ATH10K_TPC_CONFIG_BUF_SIZE);
2034 ret = ath10k_debug_tpc_stats_request(ar);
2036 ath10k_warn(ar, "failed to request tpc config stats: %d\n",
2041 ath10k_tpc_stats_fill(ar, ar->debug.tpc_stats, buf);
2042 file->private_data = buf;
2044 mutex_unlock(&ar->conf_mutex);
2051 mutex_unlock(&ar->conf_mutex);
2055 static int ath10k_tpc_stats_release(struct inode *inode, struct file *file)
2057 vfree(file->private_data);
2062 static ssize_t ath10k_tpc_stats_read(struct file *file, char __user *user_buf,
2063 size_t count, loff_t *ppos)
2065 const char *buf = file->private_data;
2066 unsigned int len = strlen(buf);
2068 return simple_read_from_buffer(user_buf, count, ppos, buf, len);
2071 static const struct file_operations fops_tpc_stats = {
2072 .open = ath10k_tpc_stats_open,
2073 .release = ath10k_tpc_stats_release,
2074 .read = ath10k_tpc_stats_read,
2075 .owner = THIS_MODULE,
2076 .llseek = default_llseek,
2079 int ath10k_debug_start(struct ath10k *ar)
2083 lockdep_assert_held(&ar->conf_mutex);
2085 ret = ath10k_debug_htt_stats_req(ar);
2087 /* continue normally anyway, this isn't serious */
2088 ath10k_warn(ar, "failed to start htt stats workqueue: %d\n",
2091 if (ar->debug.fw_dbglog_mask) {
2092 ret = ath10k_wmi_dbglog_cfg(ar, ar->debug.fw_dbglog_mask,
2093 ATH10K_DBGLOG_LEVEL_WARN);
2096 ath10k_warn(ar, "failed to enable dbglog during start: %d",
2100 if (ar->debug.pktlog_filter) {
2101 ret = ath10k_wmi_pdev_pktlog_enable(ar,
2102 ar->debug.pktlog_filter);
2106 "failed to enable pktlog filter %x: %d\n",
2107 ar->debug.pktlog_filter, ret);
2109 ret = ath10k_wmi_pdev_pktlog_disable(ar);
2112 ath10k_warn(ar, "failed to disable pktlog: %d\n", ret);
2115 if (ar->debug.nf_cal_period) {
2116 ret = ath10k_wmi_pdev_set_param(ar,
2117 ar->wmi.pdev_param->cal_period,
2118 ar->debug.nf_cal_period);
2121 ath10k_warn(ar, "cal period cfg failed from debug start: %d\n",
2128 void ath10k_debug_stop(struct ath10k *ar)
2130 lockdep_assert_held(&ar->conf_mutex);
2132 /* Must not use _sync to avoid deadlock, we do that in
2133 * ath10k_debug_destroy(). The check for htt_stats_mask is to avoid
2134 * warning from del_timer(). */
2135 if (ar->debug.htt_stats_mask != 0)
2136 cancel_delayed_work(&ar->debug.htt_stats_dwork);
2138 ath10k_wmi_pdev_pktlog_disable(ar);
2141 static ssize_t ath10k_write_simulate_radar(struct file *file,
2142 const char __user *user_buf,
2143 size_t count, loff_t *ppos)
2145 struct ath10k *ar = file->private_data;
2147 ieee80211_radar_detected(ar->hw);
2152 static const struct file_operations fops_simulate_radar = {
2153 .write = ath10k_write_simulate_radar,
2154 .open = simple_open,
2155 .owner = THIS_MODULE,
2156 .llseek = default_llseek,
2159 #define ATH10K_DFS_STAT(s, p) (\
2160 len += scnprintf(buf + len, size - len, "%-28s : %10u\n", s, \
2161 ar->debug.dfs_stats.p))
2163 #define ATH10K_DFS_POOL_STAT(s, p) (\
2164 len += scnprintf(buf + len, size - len, "%-28s : %10u\n", s, \
2165 ar->debug.dfs_pool_stats.p))
2167 static ssize_t ath10k_read_dfs_stats(struct file *file, char __user *user_buf,
2168 size_t count, loff_t *ppos)
2170 int retval = 0, len = 0;
2171 const int size = 8000;
2172 struct ath10k *ar = file->private_data;
2175 buf = kzalloc(size, GFP_KERNEL);
2179 if (!ar->dfs_detector) {
2180 len += scnprintf(buf + len, size - len, "DFS not enabled\n");
2184 ar->debug.dfs_pool_stats =
2185 ar->dfs_detector->get_stats(ar->dfs_detector);
2187 len += scnprintf(buf + len, size - len, "Pulse detector statistics:\n");
2189 ATH10K_DFS_STAT("reported phy errors", phy_errors);
2190 ATH10K_DFS_STAT("pulse events reported", pulses_total);
2191 ATH10K_DFS_STAT("DFS pulses detected", pulses_detected);
2192 ATH10K_DFS_STAT("DFS pulses discarded", pulses_discarded);
2193 ATH10K_DFS_STAT("Radars detected", radar_detected);
2195 len += scnprintf(buf + len, size - len, "Global Pool statistics:\n");
2196 ATH10K_DFS_POOL_STAT("Pool references", pool_reference);
2197 ATH10K_DFS_POOL_STAT("Pulses allocated", pulse_allocated);
2198 ATH10K_DFS_POOL_STAT("Pulses alloc error", pulse_alloc_error);
2199 ATH10K_DFS_POOL_STAT("Pulses in use", pulse_used);
2200 ATH10K_DFS_POOL_STAT("Seqs. allocated", pseq_allocated);
2201 ATH10K_DFS_POOL_STAT("Seqs. alloc error", pseq_alloc_error);
2202 ATH10K_DFS_POOL_STAT("Seqs. in use", pseq_used);
2208 retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
2214 static const struct file_operations fops_dfs_stats = {
2215 .read = ath10k_read_dfs_stats,
2216 .open = simple_open,
2217 .owner = THIS_MODULE,
2218 .llseek = default_llseek,
2221 static ssize_t ath10k_write_pktlog_filter(struct file *file,
2222 const char __user *ubuf,
2223 size_t count, loff_t *ppos)
2225 struct ath10k *ar = file->private_data;
2229 if (kstrtouint_from_user(ubuf, count, 0, &filter))
2232 mutex_lock(&ar->conf_mutex);
2234 if (ar->state != ATH10K_STATE_ON) {
2235 ar->debug.pktlog_filter = filter;
2240 if (filter && (filter != ar->debug.pktlog_filter)) {
2241 ret = ath10k_wmi_pdev_pktlog_enable(ar, filter);
2243 ath10k_warn(ar, "failed to enable pktlog filter %x: %d\n",
2244 ar->debug.pktlog_filter, ret);
2248 ret = ath10k_wmi_pdev_pktlog_disable(ar);
2250 ath10k_warn(ar, "failed to disable pktlog: %d\n", ret);
2255 ar->debug.pktlog_filter = filter;
2259 mutex_unlock(&ar->conf_mutex);
2263 static ssize_t ath10k_read_pktlog_filter(struct file *file, char __user *ubuf,
2264 size_t count, loff_t *ppos)
2267 struct ath10k *ar = file->private_data;
2270 mutex_lock(&ar->conf_mutex);
2271 len = scnprintf(buf, sizeof(buf) - len, "%08x\n",
2272 ar->debug.pktlog_filter);
2273 mutex_unlock(&ar->conf_mutex);
2275 return simple_read_from_buffer(ubuf, count, ppos, buf, len);
2278 static const struct file_operations fops_pktlog_filter = {
2279 .read = ath10k_read_pktlog_filter,
2280 .write = ath10k_write_pktlog_filter,
2284 static ssize_t ath10k_write_quiet_period(struct file *file,
2285 const char __user *ubuf,
2286 size_t count, loff_t *ppos)
2288 struct ath10k *ar = file->private_data;
2291 if (kstrtouint_from_user(ubuf, count, 0, &period))
2294 if (period < ATH10K_QUIET_PERIOD_MIN) {
2295 ath10k_warn(ar, "Quiet period %u can not be lesser than 25ms\n",
2299 mutex_lock(&ar->conf_mutex);
2300 ar->thermal.quiet_period = period;
2301 ath10k_thermal_set_throttling(ar);
2302 mutex_unlock(&ar->conf_mutex);
2307 static ssize_t ath10k_read_quiet_period(struct file *file, char __user *ubuf,
2308 size_t count, loff_t *ppos)
2311 struct ath10k *ar = file->private_data;
2314 mutex_lock(&ar->conf_mutex);
2315 len = scnprintf(buf, sizeof(buf) - len, "%d\n",
2316 ar->thermal.quiet_period);
2317 mutex_unlock(&ar->conf_mutex);
2319 return simple_read_from_buffer(ubuf, count, ppos, buf, len);
2322 static const struct file_operations fops_quiet_period = {
2323 .read = ath10k_read_quiet_period,
2324 .write = ath10k_write_quiet_period,
2328 int ath10k_debug_create(struct ath10k *ar)
2330 ar->debug.fw_crash_data = vzalloc(sizeof(*ar->debug.fw_crash_data));
2331 if (!ar->debug.fw_crash_data)
2334 INIT_LIST_HEAD(&ar->debug.fw_stats.pdevs);
2335 INIT_LIST_HEAD(&ar->debug.fw_stats.vdevs);
2336 INIT_LIST_HEAD(&ar->debug.fw_stats.peers);
2341 void ath10k_debug_destroy(struct ath10k *ar)
2343 vfree(ar->debug.fw_crash_data);
2344 ar->debug.fw_crash_data = NULL;
2346 ath10k_debug_fw_stats_reset(ar);
2348 kfree(ar->debug.tpc_stats);
2351 int ath10k_debug_register(struct ath10k *ar)
2353 ar->debug.debugfs_phy = debugfs_create_dir("ath10k",
2354 ar->hw->wiphy->debugfsdir);
2355 if (IS_ERR_OR_NULL(ar->debug.debugfs_phy)) {
2356 if (IS_ERR(ar->debug.debugfs_phy))
2357 return PTR_ERR(ar->debug.debugfs_phy);
2362 INIT_DELAYED_WORK(&ar->debug.htt_stats_dwork,
2363 ath10k_debug_htt_stats_dwork);
2365 init_completion(&ar->debug.tpc_complete);
2366 init_completion(&ar->debug.fw_stats_complete);
2368 debugfs_create_file("fw_stats", S_IRUSR, ar->debug.debugfs_phy, ar,
2371 debugfs_create_file("fw_reset_stats", S_IRUSR, ar->debug.debugfs_phy,
2372 ar, &fops_fw_reset_stats);
2374 debugfs_create_file("wmi_services", S_IRUSR, ar->debug.debugfs_phy, ar,
2375 &fops_wmi_services);
2377 debugfs_create_file("simulate_fw_crash", S_IRUSR, ar->debug.debugfs_phy,
2378 ar, &fops_simulate_fw_crash);
2380 debugfs_create_file("fw_crash_dump", S_IRUSR, ar->debug.debugfs_phy,
2381 ar, &fops_fw_crash_dump);
2383 debugfs_create_file("reg_addr", S_IRUSR | S_IWUSR,
2384 ar->debug.debugfs_phy, ar, &fops_reg_addr);
2386 debugfs_create_file("reg_value", S_IRUSR | S_IWUSR,
2387 ar->debug.debugfs_phy, ar, &fops_reg_value);
2389 debugfs_create_file("mem_value", S_IRUSR | S_IWUSR,
2390 ar->debug.debugfs_phy, ar, &fops_mem_value);
2392 debugfs_create_file("chip_id", S_IRUSR, ar->debug.debugfs_phy,
2395 debugfs_create_file("htt_stats_mask", S_IRUSR, ar->debug.debugfs_phy,
2396 ar, &fops_htt_stats_mask);
2398 debugfs_create_file("htt_max_amsdu_ampdu", S_IRUSR | S_IWUSR,
2399 ar->debug.debugfs_phy, ar,
2400 &fops_htt_max_amsdu_ampdu);
2402 debugfs_create_file("fw_dbglog", S_IRUSR, ar->debug.debugfs_phy,
2403 ar, &fops_fw_dbglog);
2405 debugfs_create_file("cal_data", S_IRUSR, ar->debug.debugfs_phy,
2406 ar, &fops_cal_data);
2408 debugfs_create_file("ani_enable", S_IRUSR | S_IWUSR,
2409 ar->debug.debugfs_phy, ar, &fops_ani_enable);
2411 debugfs_create_file("nf_cal_period", S_IRUSR | S_IWUSR,
2412 ar->debug.debugfs_phy, ar, &fops_nf_cal_period);
2414 if (config_enabled(CONFIG_ATH10K_DFS_CERTIFIED)) {
2415 debugfs_create_file("dfs_simulate_radar", S_IWUSR,
2416 ar->debug.debugfs_phy, ar,
2417 &fops_simulate_radar);
2419 debugfs_create_bool("dfs_block_radar_events", S_IWUSR,
2420 ar->debug.debugfs_phy,
2421 &ar->dfs_block_radar_events);
2423 debugfs_create_file("dfs_stats", S_IRUSR,
2424 ar->debug.debugfs_phy, ar,
2428 debugfs_create_file("pktlog_filter", S_IRUGO | S_IWUSR,
2429 ar->debug.debugfs_phy, ar, &fops_pktlog_filter);
2431 debugfs_create_file("quiet_period", S_IRUGO | S_IWUSR,
2432 ar->debug.debugfs_phy, ar, &fops_quiet_period);
2434 debugfs_create_file("tpc_stats", S_IRUSR,
2435 ar->debug.debugfs_phy, ar, &fops_tpc_stats);
2440 void ath10k_debug_unregister(struct ath10k *ar)
2442 cancel_delayed_work_sync(&ar->debug.htt_stats_dwork);
2445 #endif /* CONFIG_ATH10K_DEBUGFS */
2447 #ifdef CONFIG_ATH10K_DEBUG
2448 void ath10k_dbg(struct ath10k *ar, enum ath10k_debug_mask mask,
2449 const char *fmt, ...)
2451 struct va_format vaf;
2454 va_start(args, fmt);
2459 if (ath10k_debug_mask & mask)
2460 dev_printk(KERN_DEBUG, ar->dev, "%pV", &vaf);
2462 trace_ath10k_log_dbg(ar, mask, &vaf);
2466 EXPORT_SYMBOL(ath10k_dbg);
2468 void ath10k_dbg_dump(struct ath10k *ar,
2469 enum ath10k_debug_mask mask,
2470 const char *msg, const char *prefix,
2471 const void *buf, size_t len)
2474 unsigned int linebuflen;
2477 if (ath10k_debug_mask & mask) {
2479 ath10k_dbg(ar, mask, "%s\n", msg);
2481 for (ptr = buf; (ptr - buf) < len; ptr += 16) {
2483 linebuflen += scnprintf(linebuf + linebuflen,
2484 sizeof(linebuf) - linebuflen,
2486 (prefix ? prefix : ""),
2487 (unsigned int)(ptr - buf));
2488 hex_dump_to_buffer(ptr, len - (ptr - buf), 16, 1,
2489 linebuf + linebuflen,
2490 sizeof(linebuf) - linebuflen, true);
2491 dev_printk(KERN_DEBUG, ar->dev, "%s\n", linebuf);
2495 /* tracing code doesn't like null strings :/ */
2496 trace_ath10k_log_dbg_dump(ar, msg ? msg : "", prefix ? prefix : "",
2499 EXPORT_SYMBOL(ath10k_dbg_dump);
2501 #endif /* CONFIG_ATH10K_DEBUG */