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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/net/wireless/ath/ath10k/debugfs_sta.c
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/net/wireless/ath/ath10k/debugfs_sta.c')
-rw-r--r--drivers/net/wireless/ath/ath10k/debugfs_sta.c777
1 files changed, 777 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath10k/debugfs_sta.c b/drivers/net/wireless/ath/ath10k/debugfs_sta.c
new file mode 100644
index 000000000..87a336533
--- /dev/null
+++ b/drivers/net/wireless/ath/ath10k/debugfs_sta.c
@@ -0,0 +1,777 @@
+// SPDX-License-Identifier: ISC
+/*
+ * Copyright (c) 2014-2017 Qualcomm Atheros, Inc.
+ * Copyright (c) 2018, The Linux Foundation. All rights reserved.
+ */
+
+#include "core.h"
+#include "wmi-ops.h"
+#include "txrx.h"
+#include "debug.h"
+
+static void ath10k_rx_stats_update_amsdu_subfrm(struct ath10k *ar,
+ struct ath10k_sta_tid_stats *stats,
+ u32 msdu_count)
+{
+ if (msdu_count == 1)
+ stats->rx_pkt_amsdu[ATH10K_AMSDU_SUBFRM_NUM_1]++;
+ else if (msdu_count == 2)
+ stats->rx_pkt_amsdu[ATH10K_AMSDU_SUBFRM_NUM_2]++;
+ else if (msdu_count == 3)
+ stats->rx_pkt_amsdu[ATH10K_AMSDU_SUBFRM_NUM_3]++;
+ else if (msdu_count == 4)
+ stats->rx_pkt_amsdu[ATH10K_AMSDU_SUBFRM_NUM_4]++;
+ else if (msdu_count > 4)
+ stats->rx_pkt_amsdu[ATH10K_AMSDU_SUBFRM_NUM_MORE]++;
+}
+
+static void ath10k_rx_stats_update_ampdu_subfrm(struct ath10k *ar,
+ struct ath10k_sta_tid_stats *stats,
+ u32 mpdu_count)
+{
+ if (mpdu_count <= 10)
+ stats->rx_pkt_ampdu[ATH10K_AMPDU_SUBFRM_NUM_10]++;
+ else if (mpdu_count <= 20)
+ stats->rx_pkt_ampdu[ATH10K_AMPDU_SUBFRM_NUM_20]++;
+ else if (mpdu_count <= 30)
+ stats->rx_pkt_ampdu[ATH10K_AMPDU_SUBFRM_NUM_30]++;
+ else if (mpdu_count <= 40)
+ stats->rx_pkt_ampdu[ATH10K_AMPDU_SUBFRM_NUM_40]++;
+ else if (mpdu_count <= 50)
+ stats->rx_pkt_ampdu[ATH10K_AMPDU_SUBFRM_NUM_50]++;
+ else if (mpdu_count <= 60)
+ stats->rx_pkt_ampdu[ATH10K_AMPDU_SUBFRM_NUM_60]++;
+ else if (mpdu_count > 60)
+ stats->rx_pkt_ampdu[ATH10K_AMPDU_SUBFRM_NUM_MORE]++;
+}
+
+void ath10k_sta_update_rx_tid_stats_ampdu(struct ath10k *ar, u16 peer_id, u8 tid,
+ struct htt_rx_indication_mpdu_range *ranges,
+ int num_ranges)
+{
+ struct ath10k_sta *arsta;
+ struct ath10k_peer *peer;
+ int i;
+
+ if (tid > IEEE80211_NUM_TIDS || !(ar->sta_tid_stats_mask & BIT(tid)))
+ return;
+
+ rcu_read_lock();
+ spin_lock_bh(&ar->data_lock);
+
+ peer = ath10k_peer_find_by_id(ar, peer_id);
+ if (!peer || !peer->sta)
+ goto out;
+
+ arsta = (struct ath10k_sta *)peer->sta->drv_priv;
+
+ for (i = 0; i < num_ranges; i++)
+ ath10k_rx_stats_update_ampdu_subfrm(ar,
+ &arsta->tid_stats[tid],
+ ranges[i].mpdu_count);
+
+out:
+ spin_unlock_bh(&ar->data_lock);
+ rcu_read_unlock();
+}
+
+void ath10k_sta_update_rx_tid_stats(struct ath10k *ar, u8 *first_hdr,
+ unsigned long num_msdus,
+ enum ath10k_pkt_rx_err err,
+ unsigned long unchain_cnt,
+ unsigned long drop_cnt,
+ unsigned long drop_cnt_filter,
+ unsigned long queued_msdus)
+{
+ struct ieee80211_sta *sta;
+ struct ath10k_sta *arsta;
+ struct ieee80211_hdr *hdr;
+ struct ath10k_sta_tid_stats *stats;
+ u8 tid = IEEE80211_NUM_TIDS;
+ bool non_data_frm = false;
+
+ hdr = (struct ieee80211_hdr *)first_hdr;
+ if (!ieee80211_is_data(hdr->frame_control))
+ non_data_frm = true;
+
+ if (ieee80211_is_data_qos(hdr->frame_control))
+ tid = *ieee80211_get_qos_ctl(hdr) & IEEE80211_QOS_CTL_TID_MASK;
+
+ if (!(ar->sta_tid_stats_mask & BIT(tid)) || non_data_frm)
+ return;
+
+ rcu_read_lock();
+
+ sta = ieee80211_find_sta_by_ifaddr(ar->hw, hdr->addr2, NULL);
+ if (!sta)
+ goto exit;
+
+ arsta = (struct ath10k_sta *)sta->drv_priv;
+
+ spin_lock_bh(&ar->data_lock);
+ stats = &arsta->tid_stats[tid];
+ stats->rx_pkt_from_fw += num_msdus;
+ stats->rx_pkt_unchained += unchain_cnt;
+ stats->rx_pkt_drop_chained += drop_cnt;
+ stats->rx_pkt_drop_filter += drop_cnt_filter;
+ if (err != ATH10K_PKT_RX_ERR_MAX)
+ stats->rx_pkt_err[err] += queued_msdus;
+ stats->rx_pkt_queued_for_mac += queued_msdus;
+ ath10k_rx_stats_update_amsdu_subfrm(ar, &arsta->tid_stats[tid],
+ num_msdus);
+ spin_unlock_bh(&ar->data_lock);
+
+exit:
+ rcu_read_unlock();
+}
+
+static void ath10k_sta_update_extd_stats_rx_duration(struct ath10k *ar,
+ struct ath10k_fw_stats *stats)
+{
+ struct ath10k_fw_extd_stats_peer *peer;
+ struct ieee80211_sta *sta;
+ struct ath10k_sta *arsta;
+
+ rcu_read_lock();
+ list_for_each_entry(peer, &stats->peers_extd, list) {
+ sta = ieee80211_find_sta_by_ifaddr(ar->hw, peer->peer_macaddr,
+ NULL);
+ if (!sta)
+ continue;
+ arsta = (struct ath10k_sta *)sta->drv_priv;
+ arsta->rx_duration += (u64)peer->rx_duration;
+ }
+ rcu_read_unlock();
+}
+
+static void ath10k_sta_update_stats_rx_duration(struct ath10k *ar,
+ struct ath10k_fw_stats *stats)
+{
+ struct ath10k_fw_stats_peer *peer;
+ struct ieee80211_sta *sta;
+ struct ath10k_sta *arsta;
+
+ rcu_read_lock();
+ list_for_each_entry(peer, &stats->peers, list) {
+ sta = ieee80211_find_sta_by_ifaddr(ar->hw, peer->peer_macaddr,
+ NULL);
+ if (!sta)
+ continue;
+ arsta = (struct ath10k_sta *)sta->drv_priv;
+ arsta->rx_duration += (u64)peer->rx_duration;
+ }
+ rcu_read_unlock();
+}
+
+void ath10k_sta_update_rx_duration(struct ath10k *ar,
+ struct ath10k_fw_stats *stats)
+{
+ if (stats->extended)
+ ath10k_sta_update_extd_stats_rx_duration(ar, stats);
+ else
+ ath10k_sta_update_stats_rx_duration(ar, stats);
+}
+
+static ssize_t ath10k_dbg_sta_read_aggr_mode(struct file *file,
+ char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ieee80211_sta *sta = file->private_data;
+ struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv;
+ struct ath10k *ar = arsta->arvif->ar;
+ char buf[32];
+ int len = 0;
+
+ mutex_lock(&ar->conf_mutex);
+ len = scnprintf(buf, sizeof(buf) - len, "aggregation mode: %s\n",
+ (arsta->aggr_mode == ATH10K_DBG_AGGR_MODE_AUTO) ?
+ "auto" : "manual");
+ mutex_unlock(&ar->conf_mutex);
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t ath10k_dbg_sta_write_aggr_mode(struct file *file,
+ const char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ieee80211_sta *sta = file->private_data;
+ struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv;
+ struct ath10k *ar = arsta->arvif->ar;
+ u32 aggr_mode;
+ int ret;
+
+ if (kstrtouint_from_user(user_buf, count, 0, &aggr_mode))
+ return -EINVAL;
+
+ if (aggr_mode >= ATH10K_DBG_AGGR_MODE_MAX)
+ return -EINVAL;
+
+ mutex_lock(&ar->conf_mutex);
+ if ((ar->state != ATH10K_STATE_ON) ||
+ (aggr_mode == arsta->aggr_mode)) {
+ ret = count;
+ goto out;
+ }
+
+ ret = ath10k_wmi_addba_clear_resp(ar, arsta->arvif->vdev_id, sta->addr);
+ if (ret) {
+ ath10k_warn(ar, "failed to clear addba session ret: %d\n", ret);
+ goto out;
+ }
+
+ arsta->aggr_mode = aggr_mode;
+out:
+ mutex_unlock(&ar->conf_mutex);
+ return ret;
+}
+
+static const struct file_operations fops_aggr_mode = {
+ .read = ath10k_dbg_sta_read_aggr_mode,
+ .write = ath10k_dbg_sta_write_aggr_mode,
+ .open = simple_open,
+ .owner = THIS_MODULE,
+ .llseek = default_llseek,
+};
+
+static ssize_t ath10k_dbg_sta_write_addba(struct file *file,
+ const char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ieee80211_sta *sta = file->private_data;
+ struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv;
+ struct ath10k *ar = arsta->arvif->ar;
+ u32 tid, buf_size;
+ int ret;
+ char buf[64] = {0};
+
+ ret = simple_write_to_buffer(buf, sizeof(buf) - 1, ppos,
+ user_buf, count);
+ if (ret <= 0)
+ return ret;
+
+ ret = sscanf(buf, "%u %u", &tid, &buf_size);
+ if (ret != 2)
+ return -EINVAL;
+
+ /* Valid TID values are 0 through 15 */
+ if (tid > HTT_DATA_TX_EXT_TID_MGMT - 2)
+ return -EINVAL;
+
+ mutex_lock(&ar->conf_mutex);
+ if ((ar->state != ATH10K_STATE_ON) ||
+ (arsta->aggr_mode != ATH10K_DBG_AGGR_MODE_MANUAL)) {
+ ret = count;
+ goto out;
+ }
+
+ ret = ath10k_wmi_addba_send(ar, arsta->arvif->vdev_id, sta->addr,
+ tid, buf_size);
+ if (ret) {
+ ath10k_warn(ar, "failed to send addba request: vdev_id %u peer %pM tid %u buf_size %u\n",
+ arsta->arvif->vdev_id, sta->addr, tid, buf_size);
+ }
+
+ ret = count;
+out:
+ mutex_unlock(&ar->conf_mutex);
+ return ret;
+}
+
+static const struct file_operations fops_addba = {
+ .write = ath10k_dbg_sta_write_addba,
+ .open = simple_open,
+ .owner = THIS_MODULE,
+ .llseek = default_llseek,
+};
+
+static ssize_t ath10k_dbg_sta_write_addba_resp(struct file *file,
+ const char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ieee80211_sta *sta = file->private_data;
+ struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv;
+ struct ath10k *ar = arsta->arvif->ar;
+ u32 tid, status;
+ int ret;
+ char buf[64] = {0};
+
+ ret = simple_write_to_buffer(buf, sizeof(buf) - 1, ppos,
+ user_buf, count);
+ if (ret <= 0)
+ return ret;
+
+ ret = sscanf(buf, "%u %u", &tid, &status);
+ if (ret != 2)
+ return -EINVAL;
+
+ /* Valid TID values are 0 through 15 */
+ if (tid > HTT_DATA_TX_EXT_TID_MGMT - 2)
+ return -EINVAL;
+
+ mutex_lock(&ar->conf_mutex);
+ if ((ar->state != ATH10K_STATE_ON) ||
+ (arsta->aggr_mode != ATH10K_DBG_AGGR_MODE_MANUAL)) {
+ ret = count;
+ goto out;
+ }
+
+ ret = ath10k_wmi_addba_set_resp(ar, arsta->arvif->vdev_id, sta->addr,
+ tid, status);
+ if (ret) {
+ ath10k_warn(ar, "failed to send addba response: vdev_id %u peer %pM tid %u status%u\n",
+ arsta->arvif->vdev_id, sta->addr, tid, status);
+ }
+ ret = count;
+out:
+ mutex_unlock(&ar->conf_mutex);
+ return ret;
+}
+
+static const struct file_operations fops_addba_resp = {
+ .write = ath10k_dbg_sta_write_addba_resp,
+ .open = simple_open,
+ .owner = THIS_MODULE,
+ .llseek = default_llseek,
+};
+
+static ssize_t ath10k_dbg_sta_write_delba(struct file *file,
+ const char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ieee80211_sta *sta = file->private_data;
+ struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv;
+ struct ath10k *ar = arsta->arvif->ar;
+ u32 tid, initiator, reason;
+ int ret;
+ char buf[64] = {0};
+
+ ret = simple_write_to_buffer(buf, sizeof(buf) - 1, ppos,
+ user_buf, count);
+ if (ret <= 0)
+ return ret;
+
+ ret = sscanf(buf, "%u %u %u", &tid, &initiator, &reason);
+ if (ret != 3)
+ return -EINVAL;
+
+ /* Valid TID values are 0 through 15 */
+ if (tid > HTT_DATA_TX_EXT_TID_MGMT - 2)
+ return -EINVAL;
+
+ mutex_lock(&ar->conf_mutex);
+ if ((ar->state != ATH10K_STATE_ON) ||
+ (arsta->aggr_mode != ATH10K_DBG_AGGR_MODE_MANUAL)) {
+ ret = count;
+ goto out;
+ }
+
+ ret = ath10k_wmi_delba_send(ar, arsta->arvif->vdev_id, sta->addr,
+ tid, initiator, reason);
+ if (ret) {
+ ath10k_warn(ar, "failed to send delba: vdev_id %u peer %pM tid %u initiator %u reason %u\n",
+ arsta->arvif->vdev_id, sta->addr, tid, initiator,
+ reason);
+ }
+ ret = count;
+out:
+ mutex_unlock(&ar->conf_mutex);
+ return ret;
+}
+
+static const struct file_operations fops_delba = {
+ .write = ath10k_dbg_sta_write_delba,
+ .open = simple_open,
+ .owner = THIS_MODULE,
+ .llseek = default_llseek,
+};
+
+static ssize_t ath10k_dbg_sta_read_peer_debug_trigger(struct file *file,
+ char __user *user_buf,
+ size_t count,
+ loff_t *ppos)
+{
+ struct ieee80211_sta *sta = file->private_data;
+ struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv;
+ struct ath10k *ar = arsta->arvif->ar;
+ char buf[8];
+ int len = 0;
+
+ mutex_lock(&ar->conf_mutex);
+ len = scnprintf(buf, sizeof(buf) - len,
+ "Write 1 to once trigger the debug logs\n");
+ mutex_unlock(&ar->conf_mutex);
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t
+ath10k_dbg_sta_write_peer_debug_trigger(struct file *file,
+ const char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ieee80211_sta *sta = file->private_data;
+ struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv;
+ struct ath10k *ar = arsta->arvif->ar;
+ u8 peer_debug_trigger;
+ int ret;
+
+ if (kstrtou8_from_user(user_buf, count, 0, &peer_debug_trigger))
+ return -EINVAL;
+
+ if (peer_debug_trigger != 1)
+ return -EINVAL;
+
+ mutex_lock(&ar->conf_mutex);
+
+ if (ar->state != ATH10K_STATE_ON) {
+ ret = -ENETDOWN;
+ goto out;
+ }
+
+ ret = ath10k_wmi_peer_set_param(ar, arsta->arvif->vdev_id, sta->addr,
+ ar->wmi.peer_param->debug, peer_debug_trigger);
+ if (ret) {
+ ath10k_warn(ar, "failed to set param to trigger peer tid logs for station ret: %d\n",
+ ret);
+ goto out;
+ }
+out:
+ mutex_unlock(&ar->conf_mutex);
+ return count;
+}
+
+static const struct file_operations fops_peer_debug_trigger = {
+ .open = simple_open,
+ .read = ath10k_dbg_sta_read_peer_debug_trigger,
+ .write = ath10k_dbg_sta_write_peer_debug_trigger,
+ .owner = THIS_MODULE,
+ .llseek = default_llseek,
+};
+
+static ssize_t ath10k_dbg_sta_read_peer_ps_state(struct file *file,
+ char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ieee80211_sta *sta = file->private_data;
+ struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv;
+ struct ath10k *ar = arsta->arvif->ar;
+ char buf[20];
+ int len = 0;
+
+ spin_lock_bh(&ar->data_lock);
+
+ len = scnprintf(buf, sizeof(buf) - len, "%d\n",
+ arsta->peer_ps_state);
+
+ spin_unlock_bh(&ar->data_lock);
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static const struct file_operations fops_peer_ps_state = {
+ .open = simple_open,
+ .read = ath10k_dbg_sta_read_peer_ps_state,
+ .owner = THIS_MODULE,
+ .llseek = default_llseek,
+};
+
+static char *get_err_str(enum ath10k_pkt_rx_err i)
+{
+ switch (i) {
+ case ATH10K_PKT_RX_ERR_FCS:
+ return "fcs_err";
+ case ATH10K_PKT_RX_ERR_TKIP:
+ return "tkip_err";
+ case ATH10K_PKT_RX_ERR_CRYPT:
+ return "crypt_err";
+ case ATH10K_PKT_RX_ERR_PEER_IDX_INVAL:
+ return "peer_idx_inval";
+ case ATH10K_PKT_RX_ERR_MAX:
+ return "unknown";
+ }
+
+ return "unknown";
+}
+
+static char *get_num_ampdu_subfrm_str(enum ath10k_ampdu_subfrm_num i)
+{
+ switch (i) {
+ case ATH10K_AMPDU_SUBFRM_NUM_10:
+ return "up to 10";
+ case ATH10K_AMPDU_SUBFRM_NUM_20:
+ return "11-20";
+ case ATH10K_AMPDU_SUBFRM_NUM_30:
+ return "21-30";
+ case ATH10K_AMPDU_SUBFRM_NUM_40:
+ return "31-40";
+ case ATH10K_AMPDU_SUBFRM_NUM_50:
+ return "41-50";
+ case ATH10K_AMPDU_SUBFRM_NUM_60:
+ return "51-60";
+ case ATH10K_AMPDU_SUBFRM_NUM_MORE:
+ return ">60";
+ case ATH10K_AMPDU_SUBFRM_NUM_MAX:
+ return "0";
+ }
+
+ return "0";
+}
+
+static char *get_num_amsdu_subfrm_str(enum ath10k_amsdu_subfrm_num i)
+{
+ switch (i) {
+ case ATH10K_AMSDU_SUBFRM_NUM_1:
+ return "1";
+ case ATH10K_AMSDU_SUBFRM_NUM_2:
+ return "2";
+ case ATH10K_AMSDU_SUBFRM_NUM_3:
+ return "3";
+ case ATH10K_AMSDU_SUBFRM_NUM_4:
+ return "4";
+ case ATH10K_AMSDU_SUBFRM_NUM_MORE:
+ return ">4";
+ case ATH10K_AMSDU_SUBFRM_NUM_MAX:
+ return "0";
+ }
+
+ return "0";
+}
+
+#define PRINT_TID_STATS(_field, _tabs) \
+ do { \
+ int k = 0; \
+ for (j = 0; j <= IEEE80211_NUM_TIDS; j++) { \
+ if (ar->sta_tid_stats_mask & BIT(j)) { \
+ len += scnprintf(buf + len, buf_len - len, \
+ "[%02d] %-10lu ", \
+ j, stats[j]._field); \
+ k++; \
+ if (k % 8 == 0) { \
+ len += scnprintf(buf + len, \
+ buf_len - len, "\n"); \
+ len += scnprintf(buf + len, \
+ buf_len - len, \
+ _tabs); \
+ } \
+ } \
+ } \
+ len += scnprintf(buf + len, buf_len - len, "\n"); \
+ } while (0)
+
+static ssize_t ath10k_dbg_sta_read_tid_stats(struct file *file,
+ char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ieee80211_sta *sta = file->private_data;
+ struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv;
+ struct ath10k *ar = arsta->arvif->ar;
+ struct ath10k_sta_tid_stats *stats = arsta->tid_stats;
+ size_t len = 0, buf_len = 1048 * IEEE80211_NUM_TIDS;
+ char *buf;
+ int i, j;
+ ssize_t ret;
+
+ buf = kzalloc(buf_len, GFP_KERNEL);
+ if (!buf)
+ return -ENOMEM;
+
+ mutex_lock(&ar->conf_mutex);
+
+ spin_lock_bh(&ar->data_lock);
+
+ len += scnprintf(buf + len, buf_len - len,
+ "\n\t\tDriver Rx pkt stats per tid, ([tid] count)\n");
+ len += scnprintf(buf + len, buf_len - len,
+ "\t\t------------------------------------------\n");
+ len += scnprintf(buf + len, buf_len - len, "MSDUs from FW\t\t\t");
+ PRINT_TID_STATS(rx_pkt_from_fw, "\t\t\t\t");
+
+ len += scnprintf(buf + len, buf_len - len, "MSDUs unchained\t\t\t");
+ PRINT_TID_STATS(rx_pkt_unchained, "\t\t\t\t");
+
+ len += scnprintf(buf + len, buf_len - len,
+ "MSDUs locally dropped:chained\t");
+ PRINT_TID_STATS(rx_pkt_drop_chained, "\t\t\t\t");
+
+ len += scnprintf(buf + len, buf_len - len,
+ "MSDUs locally dropped:filtered\t");
+ PRINT_TID_STATS(rx_pkt_drop_filter, "\t\t\t\t");
+
+ len += scnprintf(buf + len, buf_len - len,
+ "MSDUs queued for mac80211\t");
+ PRINT_TID_STATS(rx_pkt_queued_for_mac, "\t\t\t\t");
+
+ for (i = 0; i < ATH10K_PKT_RX_ERR_MAX; i++) {
+ len += scnprintf(buf + len, buf_len - len,
+ "MSDUs with error:%s\t", get_err_str(i));
+ PRINT_TID_STATS(rx_pkt_err[i], "\t\t\t\t");
+ }
+
+ len += scnprintf(buf + len, buf_len - len, "\n");
+ for (i = 0; i < ATH10K_AMPDU_SUBFRM_NUM_MAX; i++) {
+ len += scnprintf(buf + len, buf_len - len,
+ "A-MPDU num subframes %s\t",
+ get_num_ampdu_subfrm_str(i));
+ PRINT_TID_STATS(rx_pkt_ampdu[i], "\t\t\t\t");
+ }
+
+ len += scnprintf(buf + len, buf_len - len, "\n");
+ for (i = 0; i < ATH10K_AMSDU_SUBFRM_NUM_MAX; i++) {
+ len += scnprintf(buf + len, buf_len - len,
+ "A-MSDU num subframes %s\t\t",
+ get_num_amsdu_subfrm_str(i));
+ PRINT_TID_STATS(rx_pkt_amsdu[i], "\t\t\t\t");
+ }
+
+ spin_unlock_bh(&ar->data_lock);
+
+ ret = simple_read_from_buffer(user_buf, count, ppos, buf, len);
+
+ kfree(buf);
+
+ mutex_unlock(&ar->conf_mutex);
+
+ return ret;
+}
+
+static const struct file_operations fops_tid_stats_dump = {
+ .open = simple_open,
+ .read = ath10k_dbg_sta_read_tid_stats,
+ .owner = THIS_MODULE,
+ .llseek = default_llseek,
+};
+
+static ssize_t ath10k_dbg_sta_dump_tx_stats(struct file *file,
+ char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ieee80211_sta *sta = file->private_data;
+ struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv;
+ struct ath10k *ar = arsta->arvif->ar;
+ struct ath10k_htt_data_stats *stats;
+ const char *str_name[ATH10K_STATS_TYPE_MAX] = {"succ", "fail",
+ "retry", "ampdu"};
+ const char *str[ATH10K_COUNTER_TYPE_MAX] = {"bytes", "packets"};
+ int len = 0, i, j, k, retval = 0;
+ const int size = 16 * 4096;
+ char *buf;
+
+ buf = kzalloc(size, GFP_KERNEL);
+ if (!buf)
+ return -ENOMEM;
+
+ mutex_lock(&ar->conf_mutex);
+
+ if (!arsta->tx_stats) {
+ ath10k_warn(ar, "failed to get tx stats");
+ mutex_unlock(&ar->conf_mutex);
+ kfree(buf);
+ return 0;
+ }
+
+ spin_lock_bh(&ar->data_lock);
+ for (k = 0; k < ATH10K_STATS_TYPE_MAX; k++) {
+ for (j = 0; j < ATH10K_COUNTER_TYPE_MAX; j++) {
+ stats = &arsta->tx_stats->stats[k];
+ len += scnprintf(buf + len, size - len, "%s_%s\n",
+ str_name[k],
+ str[j]);
+ len += scnprintf(buf + len, size - len,
+ " VHT MCS %s\n",
+ str[j]);
+ for (i = 0; i < ATH10K_VHT_MCS_NUM; i++)
+ len += scnprintf(buf + len, size - len,
+ " %llu ",
+ stats->vht[j][i]);
+ len += scnprintf(buf + len, size - len, "\n");
+ len += scnprintf(buf + len, size - len, " HT MCS %s\n",
+ str[j]);
+ for (i = 0; i < ATH10K_HT_MCS_NUM; i++)
+ len += scnprintf(buf + len, size - len,
+ " %llu ", stats->ht[j][i]);
+ len += scnprintf(buf + len, size - len, "\n");
+ len += scnprintf(buf + len, size - len,
+ " BW %s (20,5,10,40,80,160 MHz)\n", str[j]);
+ len += scnprintf(buf + len, size - len,
+ " %llu %llu %llu %llu %llu %llu\n",
+ stats->bw[j][0], stats->bw[j][1],
+ stats->bw[j][2], stats->bw[j][3],
+ stats->bw[j][4], stats->bw[j][5]);
+ len += scnprintf(buf + len, size - len,
+ " NSS %s (1x1,2x2,3x3,4x4)\n", str[j]);
+ len += scnprintf(buf + len, size - len,
+ " %llu %llu %llu %llu\n",
+ stats->nss[j][0], stats->nss[j][1],
+ stats->nss[j][2], stats->nss[j][3]);
+ len += scnprintf(buf + len, size - len,
+ " GI %s (LGI,SGI)\n",
+ str[j]);
+ len += scnprintf(buf + len, size - len, " %llu %llu\n",
+ stats->gi[j][0], stats->gi[j][1]);
+ len += scnprintf(buf + len, size - len,
+ " legacy rate %s (1,2 ... Mbps)\n ",
+ str[j]);
+ for (i = 0; i < ATH10K_LEGACY_NUM; i++)
+ len += scnprintf(buf + len, size - len, "%llu ",
+ stats->legacy[j][i]);
+ len += scnprintf(buf + len, size - len, "\n");
+ len += scnprintf(buf + len, size - len,
+ " Rate table %s (1,2 ... Mbps)\n ",
+ str[j]);
+ for (i = 0; i < ATH10K_RATE_TABLE_NUM; i++) {
+ len += scnprintf(buf + len, size - len, "%llu ",
+ stats->rate_table[j][i]);
+ if (!((i + 1) % 8))
+ len +=
+ scnprintf(buf + len, size - len, "\n ");
+ }
+ }
+ }
+
+ len += scnprintf(buf + len, size - len,
+ "\nTX duration\n %llu usecs\n",
+ arsta->tx_stats->tx_duration);
+ len += scnprintf(buf + len, size - len,
+ "BA fails\n %llu\n", arsta->tx_stats->ba_fails);
+ len += scnprintf(buf + len, size - len,
+ "ack fails\n %llu\n", arsta->tx_stats->ack_fails);
+ spin_unlock_bh(&ar->data_lock);
+
+ if (len > size)
+ len = size;
+ retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
+ kfree(buf);
+
+ mutex_unlock(&ar->conf_mutex);
+ return retval;
+}
+
+static const struct file_operations fops_tx_stats = {
+ .read = ath10k_dbg_sta_dump_tx_stats,
+ .open = simple_open,
+ .owner = THIS_MODULE,
+ .llseek = default_llseek,
+};
+
+void ath10k_sta_add_debugfs(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta, struct dentry *dir)
+{
+ struct ath10k *ar = hw->priv;
+
+ debugfs_create_file("aggr_mode", 0644, dir, sta, &fops_aggr_mode);
+ debugfs_create_file("addba", 0200, dir, sta, &fops_addba);
+ debugfs_create_file("addba_resp", 0200, dir, sta, &fops_addba_resp);
+ debugfs_create_file("delba", 0200, dir, sta, &fops_delba);
+ debugfs_create_file("peer_debug_trigger", 0600, dir, sta,
+ &fops_peer_debug_trigger);
+ debugfs_create_file("dump_tid_stats", 0400, dir, sta,
+ &fops_tid_stats_dump);
+
+ if (ath10k_peer_stats_enabled(ar) &&
+ ath10k_debug_is_extd_tx_stats_enabled(ar))
+ debugfs_create_file("tx_stats", 0400, dir, sta,
+ &fops_tx_stats);
+ debugfs_create_file("peer_ps_state", 0400, dir, sta,
+ &fops_peer_ps_state);
+}