781 lines
22 KiB
C
781 lines
22 KiB
C
/*
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* Copyright (c) 2014-2017 Qualcomm Atheros, Inc.
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* Copyright (c) 2018, The Linux Foundation. All rights reserved.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "core.h"
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#include "wmi-ops.h"
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#include "txrx.h"
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#include "debug.h"
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static void ath10k_rx_stats_update_amsdu_subfrm(struct ath10k *ar,
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struct ath10k_sta_tid_stats *stats,
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u32 msdu_count)
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{
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if (msdu_count == 1)
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stats->rx_pkt_amsdu[ATH10K_AMSDU_SUBFRM_NUM_1]++;
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else if (msdu_count == 2)
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stats->rx_pkt_amsdu[ATH10K_AMSDU_SUBFRM_NUM_2]++;
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else if (msdu_count == 3)
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stats->rx_pkt_amsdu[ATH10K_AMSDU_SUBFRM_NUM_3]++;
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else if (msdu_count == 4)
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stats->rx_pkt_amsdu[ATH10K_AMSDU_SUBFRM_NUM_4]++;
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else if (msdu_count > 4)
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stats->rx_pkt_amsdu[ATH10K_AMSDU_SUBFRM_NUM_MORE]++;
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}
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static void ath10k_rx_stats_update_ampdu_subfrm(struct ath10k *ar,
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struct ath10k_sta_tid_stats *stats,
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u32 mpdu_count)
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{
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if (mpdu_count <= 10)
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stats->rx_pkt_ampdu[ATH10K_AMPDU_SUBFRM_NUM_10]++;
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else if (mpdu_count <= 20)
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stats->rx_pkt_ampdu[ATH10K_AMPDU_SUBFRM_NUM_20]++;
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else if (mpdu_count <= 30)
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stats->rx_pkt_ampdu[ATH10K_AMPDU_SUBFRM_NUM_30]++;
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else if (mpdu_count <= 40)
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stats->rx_pkt_ampdu[ATH10K_AMPDU_SUBFRM_NUM_40]++;
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else if (mpdu_count <= 50)
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stats->rx_pkt_ampdu[ATH10K_AMPDU_SUBFRM_NUM_50]++;
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else if (mpdu_count <= 60)
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stats->rx_pkt_ampdu[ATH10K_AMPDU_SUBFRM_NUM_60]++;
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else if (mpdu_count > 60)
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stats->rx_pkt_ampdu[ATH10K_AMPDU_SUBFRM_NUM_MORE]++;
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}
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void ath10k_sta_update_rx_tid_stats_ampdu(struct ath10k *ar, u16 peer_id, u8 tid,
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struct htt_rx_indication_mpdu_range *ranges,
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int num_ranges)
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{
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struct ath10k_sta *arsta;
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struct ath10k_peer *peer;
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int i;
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if (tid > IEEE80211_NUM_TIDS || !(ar->sta_tid_stats_mask & BIT(tid)))
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return;
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rcu_read_lock();
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spin_lock_bh(&ar->data_lock);
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peer = ath10k_peer_find_by_id(ar, peer_id);
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if (!peer)
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goto out;
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arsta = (struct ath10k_sta *)peer->sta->drv_priv;
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for (i = 0; i < num_ranges; i++)
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ath10k_rx_stats_update_ampdu_subfrm(ar,
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&arsta->tid_stats[tid],
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ranges[i].mpdu_count);
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out:
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spin_unlock_bh(&ar->data_lock);
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rcu_read_unlock();
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}
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void ath10k_sta_update_rx_tid_stats(struct ath10k *ar, u8 *first_hdr,
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unsigned long int num_msdus,
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enum ath10k_pkt_rx_err err,
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unsigned long int unchain_cnt,
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unsigned long int drop_cnt,
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unsigned long int drop_cnt_filter,
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unsigned long int queued_msdus)
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{
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struct ieee80211_sta *sta;
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struct ath10k_sta *arsta;
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struct ieee80211_hdr *hdr;
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struct ath10k_sta_tid_stats *stats;
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u8 tid = IEEE80211_NUM_TIDS;
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bool non_data_frm = false;
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hdr = (struct ieee80211_hdr *)first_hdr;
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if (!ieee80211_is_data(hdr->frame_control))
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non_data_frm = true;
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if (ieee80211_is_data_qos(hdr->frame_control))
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tid = *ieee80211_get_qos_ctl(hdr) & IEEE80211_QOS_CTL_TID_MASK;
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if (!(ar->sta_tid_stats_mask & BIT(tid)) || non_data_frm)
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return;
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rcu_read_lock();
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sta = ieee80211_find_sta_by_ifaddr(ar->hw, hdr->addr2, NULL);
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if (!sta)
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goto exit;
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arsta = (struct ath10k_sta *)sta->drv_priv;
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spin_lock_bh(&ar->data_lock);
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stats = &arsta->tid_stats[tid];
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stats->rx_pkt_from_fw += num_msdus;
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stats->rx_pkt_unchained += unchain_cnt;
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stats->rx_pkt_drop_chained += drop_cnt;
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stats->rx_pkt_drop_filter += drop_cnt_filter;
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if (err != ATH10K_PKT_RX_ERR_MAX)
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stats->rx_pkt_err[err] += queued_msdus;
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stats->rx_pkt_queued_for_mac += queued_msdus;
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ath10k_rx_stats_update_amsdu_subfrm(ar, &arsta->tid_stats[tid],
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num_msdus);
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spin_unlock_bh(&ar->data_lock);
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exit:
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rcu_read_unlock();
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}
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static void ath10k_sta_update_extd_stats_rx_duration(struct ath10k *ar,
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struct ath10k_fw_stats *stats)
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{
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struct ath10k_fw_extd_stats_peer *peer;
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struct ieee80211_sta *sta;
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struct ath10k_sta *arsta;
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rcu_read_lock();
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list_for_each_entry(peer, &stats->peers_extd, list) {
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sta = ieee80211_find_sta_by_ifaddr(ar->hw, peer->peer_macaddr,
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NULL);
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if (!sta)
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continue;
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arsta = (struct ath10k_sta *)sta->drv_priv;
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arsta->rx_duration += (u64)peer->rx_duration;
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}
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rcu_read_unlock();
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}
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static void ath10k_sta_update_stats_rx_duration(struct ath10k *ar,
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struct ath10k_fw_stats *stats)
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{
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struct ath10k_fw_stats_peer *peer;
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struct ieee80211_sta *sta;
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struct ath10k_sta *arsta;
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rcu_read_lock();
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list_for_each_entry(peer, &stats->peers, list) {
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sta = ieee80211_find_sta_by_ifaddr(ar->hw, peer->peer_macaddr,
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NULL);
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if (!sta)
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continue;
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arsta = (struct ath10k_sta *)sta->drv_priv;
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arsta->rx_duration += (u64)peer->rx_duration;
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}
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rcu_read_unlock();
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}
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void ath10k_sta_update_rx_duration(struct ath10k *ar,
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struct ath10k_fw_stats *stats)
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{
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if (stats->extended)
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ath10k_sta_update_extd_stats_rx_duration(ar, stats);
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else
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ath10k_sta_update_stats_rx_duration(ar, stats);
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}
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static ssize_t ath10k_dbg_sta_read_aggr_mode(struct file *file,
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char __user *user_buf,
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size_t count, loff_t *ppos)
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{
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struct ieee80211_sta *sta = file->private_data;
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struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv;
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struct ath10k *ar = arsta->arvif->ar;
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char buf[32];
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int len = 0;
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mutex_lock(&ar->conf_mutex);
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len = scnprintf(buf, sizeof(buf) - len, "aggregation mode: %s\n",
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(arsta->aggr_mode == ATH10K_DBG_AGGR_MODE_AUTO) ?
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"auto" : "manual");
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mutex_unlock(&ar->conf_mutex);
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return simple_read_from_buffer(user_buf, count, ppos, buf, len);
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}
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static ssize_t ath10k_dbg_sta_write_aggr_mode(struct file *file,
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const char __user *user_buf,
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size_t count, loff_t *ppos)
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{
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struct ieee80211_sta *sta = file->private_data;
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struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv;
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struct ath10k *ar = arsta->arvif->ar;
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u32 aggr_mode;
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int ret;
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if (kstrtouint_from_user(user_buf, count, 0, &aggr_mode))
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return -EINVAL;
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if (aggr_mode >= ATH10K_DBG_AGGR_MODE_MAX)
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return -EINVAL;
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mutex_lock(&ar->conf_mutex);
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if ((ar->state != ATH10K_STATE_ON) ||
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(aggr_mode == arsta->aggr_mode)) {
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ret = count;
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goto out;
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}
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ret = ath10k_wmi_addba_clear_resp(ar, arsta->arvif->vdev_id, sta->addr);
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if (ret) {
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ath10k_warn(ar, "failed to clear addba session ret: %d\n", ret);
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goto out;
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}
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arsta->aggr_mode = aggr_mode;
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out:
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mutex_unlock(&ar->conf_mutex);
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return ret;
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}
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static const struct file_operations fops_aggr_mode = {
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.read = ath10k_dbg_sta_read_aggr_mode,
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.write = ath10k_dbg_sta_write_aggr_mode,
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.open = simple_open,
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.owner = THIS_MODULE,
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.llseek = default_llseek,
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};
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static ssize_t ath10k_dbg_sta_write_addba(struct file *file,
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const char __user *user_buf,
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size_t count, loff_t *ppos)
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{
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struct ieee80211_sta *sta = file->private_data;
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struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv;
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struct ath10k *ar = arsta->arvif->ar;
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u32 tid, buf_size;
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int ret;
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char buf[64] = {0};
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ret = simple_write_to_buffer(buf, sizeof(buf) - 1, ppos,
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user_buf, count);
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if (ret <= 0)
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return ret;
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ret = sscanf(buf, "%u %u", &tid, &buf_size);
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if (ret != 2)
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return -EINVAL;
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/* Valid TID values are 0 through 15 */
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if (tid > HTT_DATA_TX_EXT_TID_MGMT - 2)
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return -EINVAL;
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mutex_lock(&ar->conf_mutex);
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if ((ar->state != ATH10K_STATE_ON) ||
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(arsta->aggr_mode != ATH10K_DBG_AGGR_MODE_MANUAL)) {
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ret = count;
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goto out;
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}
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ret = ath10k_wmi_addba_send(ar, arsta->arvif->vdev_id, sta->addr,
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tid, buf_size);
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if (ret) {
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ath10k_warn(ar, "failed to send addba request: vdev_id %u peer %pM tid %u buf_size %u\n",
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arsta->arvif->vdev_id, sta->addr, tid, buf_size);
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}
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ret = count;
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out:
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mutex_unlock(&ar->conf_mutex);
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return ret;
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}
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static const struct file_operations fops_addba = {
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.write = ath10k_dbg_sta_write_addba,
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.open = simple_open,
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.owner = THIS_MODULE,
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.llseek = default_llseek,
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};
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static ssize_t ath10k_dbg_sta_write_addba_resp(struct file *file,
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const char __user *user_buf,
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size_t count, loff_t *ppos)
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{
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struct ieee80211_sta *sta = file->private_data;
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struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv;
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struct ath10k *ar = arsta->arvif->ar;
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u32 tid, status;
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int ret;
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char buf[64] = {0};
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ret = simple_write_to_buffer(buf, sizeof(buf) - 1, ppos,
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user_buf, count);
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if (ret <= 0)
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return ret;
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ret = sscanf(buf, "%u %u", &tid, &status);
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if (ret != 2)
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return -EINVAL;
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/* Valid TID values are 0 through 15 */
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if (tid > HTT_DATA_TX_EXT_TID_MGMT - 2)
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return -EINVAL;
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mutex_lock(&ar->conf_mutex);
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if ((ar->state != ATH10K_STATE_ON) ||
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(arsta->aggr_mode != ATH10K_DBG_AGGR_MODE_MANUAL)) {
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ret = count;
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goto out;
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}
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ret = ath10k_wmi_addba_set_resp(ar, arsta->arvif->vdev_id, sta->addr,
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tid, status);
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if (ret) {
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ath10k_warn(ar, "failed to send addba response: vdev_id %u peer %pM tid %u status%u\n",
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arsta->arvif->vdev_id, sta->addr, tid, status);
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}
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ret = count;
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out:
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mutex_unlock(&ar->conf_mutex);
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return ret;
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}
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static const struct file_operations fops_addba_resp = {
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.write = ath10k_dbg_sta_write_addba_resp,
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.open = simple_open,
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.owner = THIS_MODULE,
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.llseek = default_llseek,
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};
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static ssize_t ath10k_dbg_sta_write_delba(struct file *file,
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const char __user *user_buf,
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size_t count, loff_t *ppos)
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{
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struct ieee80211_sta *sta = file->private_data;
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struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv;
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struct ath10k *ar = arsta->arvif->ar;
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u32 tid, initiator, reason;
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int ret;
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char buf[64] = {0};
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ret = simple_write_to_buffer(buf, sizeof(buf) - 1, ppos,
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user_buf, count);
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if (ret <= 0)
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return ret;
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ret = sscanf(buf, "%u %u %u", &tid, &initiator, &reason);
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if (ret != 3)
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return -EINVAL;
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/* Valid TID values are 0 through 15 */
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if (tid > HTT_DATA_TX_EXT_TID_MGMT - 2)
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return -EINVAL;
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mutex_lock(&ar->conf_mutex);
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if ((ar->state != ATH10K_STATE_ON) ||
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(arsta->aggr_mode != ATH10K_DBG_AGGR_MODE_MANUAL)) {
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ret = count;
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goto out;
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}
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ret = ath10k_wmi_delba_send(ar, arsta->arvif->vdev_id, sta->addr,
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tid, initiator, reason);
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if (ret) {
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ath10k_warn(ar, "failed to send delba: vdev_id %u peer %pM tid %u initiator %u reason %u\n",
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arsta->arvif->vdev_id, sta->addr, tid, initiator,
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reason);
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}
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ret = count;
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out:
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mutex_unlock(&ar->conf_mutex);
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return ret;
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}
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static const struct file_operations fops_delba = {
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.write = ath10k_dbg_sta_write_delba,
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.open = simple_open,
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.owner = THIS_MODULE,
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.llseek = default_llseek,
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};
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static ssize_t ath10k_dbg_sta_read_peer_debug_trigger(struct file *file,
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char __user *user_buf,
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size_t count,
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loff_t *ppos)
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{
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struct ieee80211_sta *sta = file->private_data;
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struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv;
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struct ath10k *ar = arsta->arvif->ar;
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char buf[8];
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int len = 0;
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mutex_lock(&ar->conf_mutex);
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len = scnprintf(buf, sizeof(buf) - len,
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"Write 1 to once trigger the debug logs\n");
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mutex_unlock(&ar->conf_mutex);
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return simple_read_from_buffer(user_buf, count, ppos, buf, len);
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}
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static ssize_t
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ath10k_dbg_sta_write_peer_debug_trigger(struct file *file,
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const char __user *user_buf,
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size_t count, loff_t *ppos)
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{
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struct ieee80211_sta *sta = file->private_data;
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struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv;
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struct ath10k *ar = arsta->arvif->ar;
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u8 peer_debug_trigger;
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int ret;
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if (kstrtou8_from_user(user_buf, count, 0, &peer_debug_trigger))
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return -EINVAL;
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if (peer_debug_trigger != 1)
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return -EINVAL;
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mutex_lock(&ar->conf_mutex);
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if (ar->state != ATH10K_STATE_ON) {
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ret = -ENETDOWN;
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goto out;
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}
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ret = ath10k_wmi_peer_set_param(ar, arsta->arvif->vdev_id, sta->addr,
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WMI_PEER_DEBUG, peer_debug_trigger);
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if (ret) {
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ath10k_warn(ar, "failed to set param to trigger peer tid logs for station ret: %d\n",
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ret);
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goto out;
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}
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out:
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mutex_unlock(&ar->conf_mutex);
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return count;
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}
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static const struct file_operations fops_peer_debug_trigger = {
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.open = simple_open,
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.read = ath10k_dbg_sta_read_peer_debug_trigger,
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.write = ath10k_dbg_sta_write_peer_debug_trigger,
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.owner = THIS_MODULE,
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.llseek = default_llseek,
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};
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static ssize_t ath10k_dbg_sta_read_peer_ps_state(struct file *file,
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char __user *user_buf,
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size_t count, loff_t *ppos)
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{
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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 "upto 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);
|
|
|
|
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 (20,40,80,160 MHz)\n", str[j]);
|
|
len += scnprintf(buf + len, size - len,
|
|
" %llu %llu %llu %llu\n",
|
|
stats->bw[j][0], stats->bw[j][1],
|
|
stats->bw[j][2], stats->bw[j][3]);
|
|
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);
|
|
}
|