diff options
Diffstat (limited to 'net/mac80211/debugfs_sta.c')
| -rw-r--r-- | net/mac80211/debugfs_sta.c | 103 |
1 files changed, 90 insertions, 13 deletions
diff --git a/net/mac80211/debugfs_sta.c b/net/mac80211/debugfs_sta.c index b753194710ad..8e921281e0d5 100644 --- a/net/mac80211/debugfs_sta.c +++ b/net/mac80211/debugfs_sta.c @@ -4,7 +4,7 @@ * Copyright 2007 Johannes Berg <johannes@sipsolutions.net> * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright(c) 2016 Intel Deutschland GmbH - * Copyright (C) 2018 Intel Corporation + * Copyright (C) 2018 - 2019 Intel Corporation * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -181,9 +181,9 @@ static ssize_t sta_aqm_read(struct file *file, char __user *userbuf, txqi->tin.tx_bytes, txqi->tin.tx_packets, txqi->flags, - txqi->flags & (1<<IEEE80211_TXQ_STOP) ? "STOP" : "RUN", - txqi->flags & (1<<IEEE80211_TXQ_AMPDU) ? " AMPDU" : "", - txqi->flags & (1<<IEEE80211_TXQ_NO_AMSDU) ? " NO-AMSDU" : ""); + test_bit(IEEE80211_TXQ_STOP, &txqi->flags) ? "STOP" : "RUN", + test_bit(IEEE80211_TXQ_AMPDU, &txqi->flags) ? " AMPDU" : "", + test_bit(IEEE80211_TXQ_NO_AMSDU, &txqi->flags) ? " NO-AMSDU" : ""); } rcu_read_unlock(); @@ -195,6 +195,64 @@ static ssize_t sta_aqm_read(struct file *file, char __user *userbuf, } STA_OPS(aqm); +static ssize_t sta_airtime_read(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + struct sta_info *sta = file->private_data; + struct ieee80211_local *local = sta->sdata->local; + size_t bufsz = 200; + char *buf = kzalloc(bufsz, GFP_KERNEL), *p = buf; + u64 rx_airtime = 0, tx_airtime = 0; + s64 deficit[IEEE80211_NUM_ACS]; + ssize_t rv; + int ac; + + if (!buf) + return -ENOMEM; + + for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { + spin_lock_bh(&local->active_txq_lock[ac]); + rx_airtime += sta->airtime[ac].rx_airtime; + tx_airtime += sta->airtime[ac].tx_airtime; + deficit[ac] = sta->airtime[ac].deficit; + spin_unlock_bh(&local->active_txq_lock[ac]); + } + + p += scnprintf(p, bufsz + buf - p, + "RX: %llu us\nTX: %llu us\nWeight: %u\n" + "Deficit: VO: %lld us VI: %lld us BE: %lld us BK: %lld us\n", + rx_airtime, + tx_airtime, + sta->airtime_weight, + deficit[0], + deficit[1], + deficit[2], + deficit[3]); + + rv = simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); + kfree(buf); + return rv; +} + +static ssize_t sta_airtime_write(struct file *file, const char __user *userbuf, + size_t count, loff_t *ppos) +{ + struct sta_info *sta = file->private_data; + struct ieee80211_local *local = sta->sdata->local; + int ac; + + for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { + spin_lock_bh(&local->active_txq_lock[ac]); + sta->airtime[ac].rx_airtime = 0; + sta->airtime[ac].tx_airtime = 0; + sta->airtime[ac].deficit = sta->airtime_weight; + spin_unlock_bh(&local->active_txq_lock[ac]); + } + + return count; +} +STA_OPS_RW(airtime); + static ssize_t sta_agg_status_read(struct file *file, char __user *userbuf, size_t count, loff_t *ppos) { @@ -627,6 +685,9 @@ static ssize_t sta_he_capa_read(struct file *file, char __user *userbuf, "SUBCHAN-SELECVITE-TRANSMISSION"); PFLAG(MAC, 5, UL_2x996_TONE_RU, "UL-2x996-TONE-RU"); PFLAG(MAC, 5, OM_CTRL_UL_MU_DATA_DIS_RX, "OM-CTRL-UL-MU-DATA-DIS-RX"); + PFLAG(MAC, 5, HE_DYNAMIC_SM_PS, "HE-DYNAMIC-SM-PS"); + PFLAG(MAC, 5, PUNCTURED_SOUNDING, "PUNCTURED-SOUNDING"); + PFLAG(MAC, 5, HT_VHT_TRIG_FRAME_RX, "HT-VHT-TRIG-FRAME-RX"); cap = hec->he_cap_elem.phy_cap_info; p += scnprintf(p, buf_sz + buf - p, @@ -761,18 +822,18 @@ static ssize_t sta_he_capa_read(struct file *file, char __user *userbuf, PFLAG(PHY, 8, MIDAMBLE_RX_TX_2X_AND_1XLTF, "MIDAMBLE-RX-TX-2X-AND-1XLTF"); - switch (cap[8] & IEEE80211_HE_PHY_CAP8_DCM_MAX_BW_MASK) { - case IEEE80211_HE_PHY_CAP8_DCM_MAX_BW_20MHZ: - PRINT("DDCM-MAX-BW-20MHZ"); + switch (cap[8] & IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_MASK) { + case IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242: + PRINT("DCM-MAX-RU-242"); break; - case IEEE80211_HE_PHY_CAP8_DCM_MAX_BW_40MHZ: - PRINT("DCM-MAX-BW-40MHZ"); + case IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484: + PRINT("DCM-MAX-RU-484"); break; - case IEEE80211_HE_PHY_CAP8_DCM_MAX_BW_80MHZ: - PRINT("DCM-MAX-BW-80MHZ"); + case IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996: + PRINT("DCM-MAX-RU-996"); break; - case IEEE80211_HE_PHY_CAP8_DCM_MAX_BW_160_OR_80P80_MHZ: - PRINT("DCM-MAX-BW-160-OR-80P80-MHZ"); + case IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_2x996: + PRINT("DCM-MAX-RU-2x996"); break; } @@ -789,6 +850,18 @@ static ssize_t sta_he_capa_read(struct file *file, char __user *userbuf, PFLAG(PHY, 9, RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB, "RX-FULL-BW-SU-USING-MU-WITH-NON-COMP-SIGB"); + switch (cap[9] & IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_MASK) { + case IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_0US: + PRINT("NOMINAL-PACKET-PADDING-0US"); + break; + case IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_8US: + PRINT("NOMINAL-PACKET-PADDING-8US"); + break; + case IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_16US: + PRINT("NOMINAL-PACKET-PADDING-16US"); + break; + } + #undef PFLAG_RANGE_DEFAULT #undef PFLAG_RANGE #undef PFLAG @@ -906,6 +979,10 @@ void ieee80211_sta_debugfs_add(struct sta_info *sta) if (local->ops->wake_tx_queue) DEBUGFS_ADD(aqm); + if (wiphy_ext_feature_isset(local->hw.wiphy, + NL80211_EXT_FEATURE_AIRTIME_FAIRNESS)) + DEBUGFS_ADD(airtime); + if (sizeof(sta->driver_buffered_tids) == sizeof(u32)) debugfs_create_x32("driver_buffered_tids", 0400, sta->debugfs_dir, |