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1078 lines
32 KiB
1078 lines
32 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* Copyright 2003-2005 Devicescape Software, Inc. |
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* Copyright (c) 2006 Jiri Benc <[email protected]> |
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* Copyright 2007 Johannes Berg <[email protected]> |
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* Copyright 2013-2014 Intel Mobile Communications GmbH |
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* Copyright(c) 2016 Intel Deutschland GmbH |
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* Copyright (C) 2018 - 2021 Intel Corporation |
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*/ |
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|
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#include <linux/debugfs.h> |
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#include <linux/ieee80211.h> |
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#include "ieee80211_i.h" |
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#include "debugfs.h" |
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#include "debugfs_sta.h" |
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#include "sta_info.h" |
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#include "driver-ops.h" |
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|
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/* sta attributtes */ |
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|
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#define STA_READ(name, field, format_string) \ |
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static ssize_t sta_ ##name## _read(struct file *file, \ |
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char __user *userbuf, \ |
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size_t count, loff_t *ppos) \ |
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{ \ |
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struct sta_info *sta = file->private_data; \ |
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return mac80211_format_buffer(userbuf, count, ppos, \ |
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format_string, sta->field); \ |
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} |
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#define STA_READ_D(name, field) STA_READ(name, field, "%d\n") |
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|
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#define STA_OPS(name) \ |
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static const struct file_operations sta_ ##name## _ops = { \ |
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.read = sta_##name##_read, \ |
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.open = simple_open, \ |
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.llseek = generic_file_llseek, \ |
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} |
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|
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#define STA_OPS_RW(name) \ |
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static const struct file_operations sta_ ##name## _ops = { \ |
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.read = sta_##name##_read, \ |
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.write = sta_##name##_write, \ |
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.open = simple_open, \ |
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.llseek = generic_file_llseek, \ |
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} |
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|
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#define STA_FILE(name, field, format) \ |
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STA_READ_##format(name, field) \ |
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STA_OPS(name) |
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|
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STA_FILE(aid, sta.aid, D); |
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|
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static const char * const sta_flag_names[] = { |
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#define FLAG(F) [WLAN_STA_##F] = #F |
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FLAG(AUTH), |
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FLAG(ASSOC), |
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FLAG(PS_STA), |
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FLAG(AUTHORIZED), |
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FLAG(SHORT_PREAMBLE), |
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FLAG(WDS), |
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FLAG(CLEAR_PS_FILT), |
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FLAG(MFP), |
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FLAG(BLOCK_BA), |
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FLAG(PS_DRIVER), |
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FLAG(PSPOLL), |
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FLAG(TDLS_PEER), |
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FLAG(TDLS_PEER_AUTH), |
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FLAG(TDLS_INITIATOR), |
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FLAG(TDLS_CHAN_SWITCH), |
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FLAG(TDLS_OFF_CHANNEL), |
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FLAG(TDLS_WIDER_BW), |
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FLAG(UAPSD), |
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FLAG(SP), |
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FLAG(4ADDR_EVENT), |
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FLAG(INSERTED), |
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FLAG(RATE_CONTROL), |
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FLAG(TOFFSET_KNOWN), |
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FLAG(MPSP_OWNER), |
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FLAG(MPSP_RECIPIENT), |
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FLAG(PS_DELIVER), |
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FLAG(USES_ENCRYPTION), |
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FLAG(DECAP_OFFLOAD), |
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#undef FLAG |
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}; |
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static ssize_t sta_flags_read(struct file *file, char __user *userbuf, |
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size_t count, loff_t *ppos) |
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{ |
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char buf[16 * NUM_WLAN_STA_FLAGS], *pos = buf; |
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char *end = buf + sizeof(buf) - 1; |
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struct sta_info *sta = file->private_data; |
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unsigned int flg; |
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|
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BUILD_BUG_ON(ARRAY_SIZE(sta_flag_names) != NUM_WLAN_STA_FLAGS); |
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|
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for (flg = 0; flg < NUM_WLAN_STA_FLAGS; flg++) { |
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if (test_sta_flag(sta, flg)) |
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pos += scnprintf(pos, end - pos, "%s\n", |
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sta_flag_names[flg]); |
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} |
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return simple_read_from_buffer(userbuf, count, ppos, buf, strlen(buf)); |
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} |
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STA_OPS(flags); |
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static ssize_t sta_num_ps_buf_frames_read(struct file *file, |
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char __user *userbuf, |
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size_t count, loff_t *ppos) |
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{ |
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struct sta_info *sta = file->private_data; |
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char buf[17*IEEE80211_NUM_ACS], *p = buf; |
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int ac; |
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for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) |
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p += scnprintf(p, sizeof(buf)+buf-p, "AC%d: %d\n", ac, |
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skb_queue_len(&sta->ps_tx_buf[ac]) + |
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skb_queue_len(&sta->tx_filtered[ac])); |
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return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); |
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} |
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STA_OPS(num_ps_buf_frames); |
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static ssize_t sta_last_seq_ctrl_read(struct file *file, char __user *userbuf, |
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size_t count, loff_t *ppos) |
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{ |
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char buf[15*IEEE80211_NUM_TIDS], *p = buf; |
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int i; |
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struct sta_info *sta = file->private_data; |
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for (i = 0; i < IEEE80211_NUM_TIDS; i++) |
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p += scnprintf(p, sizeof(buf)+buf-p, "%x ", |
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le16_to_cpu(sta->last_seq_ctrl[i])); |
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p += scnprintf(p, sizeof(buf)+buf-p, "\n"); |
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return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); |
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} |
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STA_OPS(last_seq_ctrl); |
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#define AQM_TXQ_ENTRY_LEN 130 |
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static ssize_t sta_aqm_read(struct file *file, char __user *userbuf, |
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size_t count, loff_t *ppos) |
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{ |
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struct sta_info *sta = file->private_data; |
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struct ieee80211_local *local = sta->local; |
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size_t bufsz = AQM_TXQ_ENTRY_LEN * (IEEE80211_NUM_TIDS + 2); |
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char *buf = kzalloc(bufsz, GFP_KERNEL), *p = buf; |
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struct txq_info *txqi; |
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ssize_t rv; |
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int i; |
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if (!buf) |
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return -ENOMEM; |
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spin_lock_bh(&local->fq.lock); |
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rcu_read_lock(); |
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p += scnprintf(p, |
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bufsz + buf - p, |
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"target %uus interval %uus ecn %s\n", |
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codel_time_to_us(sta->cparams.target), |
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codel_time_to_us(sta->cparams.interval), |
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sta->cparams.ecn ? "yes" : "no"); |
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p += scnprintf(p, |
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bufsz + buf - p, |
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"tid ac backlog-bytes backlog-packets new-flows drops marks overlimit collisions tx-bytes tx-packets flags\n"); |
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for (i = 0; i < ARRAY_SIZE(sta->sta.txq); i++) { |
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if (!sta->sta.txq[i]) |
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continue; |
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txqi = to_txq_info(sta->sta.txq[i]); |
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p += scnprintf(p, bufsz + buf - p, |
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"%d %d %u %u %u %u %u %u %u %u %u 0x%lx(%s%s%s)\n", |
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txqi->txq.tid, |
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txqi->txq.ac, |
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txqi->tin.backlog_bytes, |
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txqi->tin.backlog_packets, |
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txqi->tin.flows, |
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txqi->cstats.drop_count, |
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txqi->cstats.ecn_mark, |
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txqi->tin.overlimit, |
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txqi->tin.collisions, |
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txqi->tin.tx_bytes, |
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txqi->tin.tx_packets, |
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txqi->flags, |
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test_bit(IEEE80211_TXQ_STOP, &txqi->flags) ? "STOP" : "RUN", |
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test_bit(IEEE80211_TXQ_AMPDU, &txqi->flags) ? " AMPDU" : "", |
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test_bit(IEEE80211_TXQ_NO_AMSDU, &txqi->flags) ? " NO-AMSDU" : ""); |
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} |
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rcu_read_unlock(); |
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spin_unlock_bh(&local->fq.lock); |
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rv = simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); |
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kfree(buf); |
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return rv; |
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} |
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STA_OPS(aqm); |
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static ssize_t sta_airtime_read(struct file *file, char __user *userbuf, |
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size_t count, loff_t *ppos) |
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{ |
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struct sta_info *sta = file->private_data; |
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struct ieee80211_local *local = sta->sdata->local; |
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size_t bufsz = 400; |
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char *buf = kzalloc(bufsz, GFP_KERNEL), *p = buf; |
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u64 rx_airtime = 0, tx_airtime = 0; |
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u64 v_t[IEEE80211_NUM_ACS]; |
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ssize_t rv; |
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int ac; |
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if (!buf) |
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return -ENOMEM; |
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for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { |
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spin_lock_bh(&local->airtime[ac].lock); |
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rx_airtime += sta->airtime[ac].rx_airtime; |
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tx_airtime += sta->airtime[ac].tx_airtime; |
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v_t[ac] = sta->airtime[ac].v_t; |
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spin_unlock_bh(&local->airtime[ac].lock); |
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} |
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p += scnprintf(p, bufsz + buf - p, |
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"RX: %llu us\nTX: %llu us\nWeight: %u\n" |
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"Virt-T: VO: %lld us VI: %lld us BE: %lld us BK: %lld us\n", |
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rx_airtime, tx_airtime, sta->airtime[0].weight, |
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v_t[0], v_t[1], v_t[2], v_t[3]); |
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rv = simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); |
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kfree(buf); |
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return rv; |
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} |
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static ssize_t sta_airtime_write(struct file *file, const char __user *userbuf, |
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size_t count, loff_t *ppos) |
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{ |
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struct sta_info *sta = file->private_data; |
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struct ieee80211_local *local = sta->sdata->local; |
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int ac; |
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for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { |
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spin_lock_bh(&local->airtime[ac].lock); |
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sta->airtime[ac].rx_airtime = 0; |
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sta->airtime[ac].tx_airtime = 0; |
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sta->airtime[ac].v_t = 0; |
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spin_unlock_bh(&local->airtime[ac].lock); |
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} |
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return count; |
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} |
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STA_OPS_RW(airtime); |
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static ssize_t sta_aql_read(struct file *file, char __user *userbuf, |
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size_t count, loff_t *ppos) |
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{ |
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struct sta_info *sta = file->private_data; |
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struct ieee80211_local *local = sta->sdata->local; |
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size_t bufsz = 400; |
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char *buf = kzalloc(bufsz, GFP_KERNEL), *p = buf; |
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u32 q_depth[IEEE80211_NUM_ACS]; |
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u32 q_limit_l[IEEE80211_NUM_ACS], q_limit_h[IEEE80211_NUM_ACS]; |
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ssize_t rv; |
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int ac; |
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if (!buf) |
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return -ENOMEM; |
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for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { |
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spin_lock_bh(&local->airtime[ac].lock); |
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q_limit_l[ac] = sta->airtime[ac].aql_limit_low; |
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q_limit_h[ac] = sta->airtime[ac].aql_limit_high; |
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spin_unlock_bh(&local->airtime[ac].lock); |
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q_depth[ac] = atomic_read(&sta->airtime[ac].aql_tx_pending); |
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} |
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p += scnprintf(p, bufsz + buf - p, |
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"Q depth: VO: %u us VI: %u us BE: %u us BK: %u us\n" |
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"Q limit[low/high]: VO: %u/%u VI: %u/%u BE: %u/%u BK: %u/%u\n", |
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q_depth[0], q_depth[1], q_depth[2], q_depth[3], |
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q_limit_l[0], q_limit_h[0], q_limit_l[1], q_limit_h[1], |
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q_limit_l[2], q_limit_h[2], q_limit_l[3], q_limit_h[3]); |
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rv = simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); |
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kfree(buf); |
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return rv; |
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} |
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static ssize_t sta_aql_write(struct file *file, const char __user *userbuf, |
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size_t count, loff_t *ppos) |
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{ |
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struct sta_info *sta = file->private_data; |
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u32 ac, q_limit_l, q_limit_h; |
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char _buf[100] = {}, *buf = _buf; |
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if (count > sizeof(_buf)) |
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return -EINVAL; |
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if (copy_from_user(buf, userbuf, count)) |
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return -EFAULT; |
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buf[sizeof(_buf) - 1] = '\0'; |
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if (sscanf(buf, "limit %u %u %u", &ac, &q_limit_l, &q_limit_h) |
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!= 3) |
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return -EINVAL; |
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if (ac >= IEEE80211_NUM_ACS) |
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return -EINVAL; |
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sta->airtime[ac].aql_limit_low = q_limit_l; |
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sta->airtime[ac].aql_limit_high = q_limit_h; |
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return count; |
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} |
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STA_OPS_RW(aql); |
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static ssize_t sta_agg_status_read(struct file *file, char __user *userbuf, |
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size_t count, loff_t *ppos) |
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{ |
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char *buf, *p; |
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ssize_t bufsz = 71 + IEEE80211_NUM_TIDS * 40; |
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int i; |
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struct sta_info *sta = file->private_data; |
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struct tid_ampdu_rx *tid_rx; |
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struct tid_ampdu_tx *tid_tx; |
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ssize_t ret; |
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buf = kzalloc(bufsz, GFP_KERNEL); |
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if (!buf) |
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return -ENOMEM; |
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p = buf; |
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rcu_read_lock(); |
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p += scnprintf(p, bufsz + buf - p, "next dialog_token: %#02x\n", |
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sta->ampdu_mlme.dialog_token_allocator + 1); |
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p += scnprintf(p, bufsz + buf - p, |
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"TID\t\tRX\tDTKN\tSSN\t\tTX\tDTKN\tpending\n"); |
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for (i = 0; i < IEEE80211_NUM_TIDS; i++) { |
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bool tid_rx_valid; |
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tid_rx = rcu_dereference(sta->ampdu_mlme.tid_rx[i]); |
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tid_tx = rcu_dereference(sta->ampdu_mlme.tid_tx[i]); |
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tid_rx_valid = test_bit(i, sta->ampdu_mlme.agg_session_valid); |
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p += scnprintf(p, bufsz + buf - p, "%02d", i); |
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p += scnprintf(p, bufsz + buf - p, "\t\t%x", |
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tid_rx_valid); |
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p += scnprintf(p, bufsz + buf - p, "\t%#.2x", |
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tid_rx_valid ? |
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sta->ampdu_mlme.tid_rx_token[i] : 0); |
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p += scnprintf(p, bufsz + buf - p, "\t%#.3x", |
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tid_rx ? tid_rx->ssn : 0); |
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p += scnprintf(p, bufsz + buf - p, "\t\t%x", !!tid_tx); |
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p += scnprintf(p, bufsz + buf - p, "\t%#.2x", |
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tid_tx ? tid_tx->dialog_token : 0); |
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p += scnprintf(p, bufsz + buf - p, "\t%03d", |
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tid_tx ? skb_queue_len(&tid_tx->pending) : 0); |
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p += scnprintf(p, bufsz + buf - p, "\n"); |
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} |
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rcu_read_unlock(); |
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ret = simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); |
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kfree(buf); |
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return ret; |
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} |
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static ssize_t sta_agg_status_write(struct file *file, const char __user *userbuf, |
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size_t count, loff_t *ppos) |
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{ |
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char _buf[25] = {}, *buf = _buf; |
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struct sta_info *sta = file->private_data; |
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bool start, tx; |
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unsigned long tid; |
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char *pos; |
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int ret, timeout = 5000; |
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|
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if (count > sizeof(_buf)) |
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return -EINVAL; |
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if (copy_from_user(buf, userbuf, count)) |
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return -EFAULT; |
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buf[sizeof(_buf) - 1] = '\0'; |
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pos = buf; |
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buf = strsep(&pos, " "); |
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if (!buf) |
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return -EINVAL; |
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|
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if (!strcmp(buf, "tx")) |
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tx = true; |
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else if (!strcmp(buf, "rx")) |
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tx = false; |
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else |
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return -EINVAL; |
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|
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buf = strsep(&pos, " "); |
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if (!buf) |
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return -EINVAL; |
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if (!strcmp(buf, "start")) { |
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start = true; |
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if (!tx) |
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return -EINVAL; |
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} else if (!strcmp(buf, "stop")) { |
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start = false; |
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} else { |
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return -EINVAL; |
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} |
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|
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buf = strsep(&pos, " "); |
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if (!buf) |
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return -EINVAL; |
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if (sscanf(buf, "timeout=%d", &timeout) == 1) { |
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buf = strsep(&pos, " "); |
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if (!buf || !tx || !start) |
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return -EINVAL; |
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} |
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|
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ret = kstrtoul(buf, 0, &tid); |
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if (ret || tid >= IEEE80211_NUM_TIDS) |
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return -EINVAL; |
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|
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if (tx) { |
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if (start) |
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ret = ieee80211_start_tx_ba_session(&sta->sta, tid, |
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timeout); |
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else |
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ret = ieee80211_stop_tx_ba_session(&sta->sta, tid); |
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} else { |
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__ieee80211_stop_rx_ba_session(sta, tid, WLAN_BACK_RECIPIENT, |
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3, true); |
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ret = 0; |
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} |
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|
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return ret ?: count; |
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} |
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STA_OPS_RW(agg_status); |
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|
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static ssize_t sta_ht_capa_read(struct file *file, char __user *userbuf, |
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size_t count, loff_t *ppos) |
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{ |
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#define PRINT_HT_CAP(_cond, _str) \ |
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do { \ |
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if (_cond) \ |
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p += scnprintf(p, sizeof(buf)+buf-p, "\t" _str "\n"); \ |
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} while (0) |
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char *buf, *p; |
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int i; |
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ssize_t bufsz = 512; |
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struct sta_info *sta = file->private_data; |
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struct ieee80211_sta_ht_cap *htc = &sta->sta.ht_cap; |
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ssize_t ret; |
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|
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buf = kzalloc(bufsz, GFP_KERNEL); |
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if (!buf) |
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return -ENOMEM; |
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p = buf; |
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|
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p += scnprintf(p, bufsz + buf - p, "ht %ssupported\n", |
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htc->ht_supported ? "" : "not "); |
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if (htc->ht_supported) { |
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p += scnprintf(p, bufsz + buf - p, "cap: %#.4x\n", htc->cap); |
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|
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PRINT_HT_CAP((htc->cap & BIT(0)), "RX LDPC"); |
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PRINT_HT_CAP((htc->cap & BIT(1)), "HT20/HT40"); |
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PRINT_HT_CAP(!(htc->cap & BIT(1)), "HT20"); |
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|
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PRINT_HT_CAP(((htc->cap >> 2) & 0x3) == 0, "Static SM Power Save"); |
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PRINT_HT_CAP(((htc->cap >> 2) & 0x3) == 1, "Dynamic SM Power Save"); |
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PRINT_HT_CAP(((htc->cap >> 2) & 0x3) == 3, "SM Power Save disabled"); |
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|
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PRINT_HT_CAP((htc->cap & BIT(4)), "RX Greenfield"); |
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PRINT_HT_CAP((htc->cap & BIT(5)), "RX HT20 SGI"); |
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PRINT_HT_CAP((htc->cap & BIT(6)), "RX HT40 SGI"); |
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PRINT_HT_CAP((htc->cap & BIT(7)), "TX STBC"); |
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|
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PRINT_HT_CAP(((htc->cap >> 8) & 0x3) == 0, "No RX STBC"); |
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PRINT_HT_CAP(((htc->cap >> 8) & 0x3) == 1, "RX STBC 1-stream"); |
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PRINT_HT_CAP(((htc->cap >> 8) & 0x3) == 2, "RX STBC 2-streams"); |
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PRINT_HT_CAP(((htc->cap >> 8) & 0x3) == 3, "RX STBC 3-streams"); |
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|
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PRINT_HT_CAP((htc->cap & BIT(10)), "HT Delayed Block Ack"); |
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|
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PRINT_HT_CAP(!(htc->cap & BIT(11)), "Max AMSDU length: " |
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"3839 bytes"); |
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PRINT_HT_CAP((htc->cap & BIT(11)), "Max AMSDU length: " |
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"7935 bytes"); |
|
|
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/* |
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* For beacons and probe response this would mean the BSS |
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* does or does not allow the usage of DSSS/CCK HT40. |
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* Otherwise it means the STA does or does not use |
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* DSSS/CCK HT40. |
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*/ |
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PRINT_HT_CAP((htc->cap & BIT(12)), "DSSS/CCK HT40"); |
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PRINT_HT_CAP(!(htc->cap & BIT(12)), "No DSSS/CCK HT40"); |
|
|
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/* BIT(13) is reserved */ |
|
|
|
PRINT_HT_CAP((htc->cap & BIT(14)), "40 MHz Intolerant"); |
|
|
|
PRINT_HT_CAP((htc->cap & BIT(15)), "L-SIG TXOP protection"); |
|
|
|
p += scnprintf(p, bufsz + buf - p, "ampdu factor/density: %d/%d\n", |
|
htc->ampdu_factor, htc->ampdu_density); |
|
p += scnprintf(p, bufsz + buf - p, "MCS mask:"); |
|
|
|
for (i = 0; i < IEEE80211_HT_MCS_MASK_LEN; i++) |
|
p += scnprintf(p, bufsz + buf - p, " %.2x", |
|
htc->mcs.rx_mask[i]); |
|
p += scnprintf(p, bufsz + buf - p, "\n"); |
|
|
|
/* If not set this is meaningless */ |
|
if (le16_to_cpu(htc->mcs.rx_highest)) { |
|
p += scnprintf(p, bufsz + buf - p, |
|
"MCS rx highest: %d Mbps\n", |
|
le16_to_cpu(htc->mcs.rx_highest)); |
|
} |
|
|
|
p += scnprintf(p, bufsz + buf - p, "MCS tx params: %x\n", |
|
htc->mcs.tx_params); |
|
} |
|
|
|
ret = simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); |
|
kfree(buf); |
|
return ret; |
|
} |
|
STA_OPS(ht_capa); |
|
|
|
static ssize_t sta_vht_capa_read(struct file *file, char __user *userbuf, |
|
size_t count, loff_t *ppos) |
|
{ |
|
char *buf, *p; |
|
struct sta_info *sta = file->private_data; |
|
struct ieee80211_sta_vht_cap *vhtc = &sta->sta.vht_cap; |
|
ssize_t ret; |
|
ssize_t bufsz = 512; |
|
|
|
buf = kzalloc(bufsz, GFP_KERNEL); |
|
if (!buf) |
|
return -ENOMEM; |
|
p = buf; |
|
|
|
p += scnprintf(p, bufsz + buf - p, "VHT %ssupported\n", |
|
vhtc->vht_supported ? "" : "not "); |
|
if (vhtc->vht_supported) { |
|
p += scnprintf(p, bufsz + buf - p, "cap: %#.8x\n", |
|
vhtc->cap); |
|
#define PFLAG(a, b) \ |
|
do { \ |
|
if (vhtc->cap & IEEE80211_VHT_CAP_ ## a) \ |
|
p += scnprintf(p, bufsz + buf - p, \ |
|
"\t\t%s\n", b); \ |
|
} while (0) |
|
|
|
switch (vhtc->cap & 0x3) { |
|
case IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895: |
|
p += scnprintf(p, bufsz + buf - p, |
|
"\t\tMAX-MPDU-3895\n"); |
|
break; |
|
case IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991: |
|
p += scnprintf(p, bufsz + buf - p, |
|
"\t\tMAX-MPDU-7991\n"); |
|
break; |
|
case IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454: |
|
p += scnprintf(p, bufsz + buf - p, |
|
"\t\tMAX-MPDU-11454\n"); |
|
break; |
|
default: |
|
p += scnprintf(p, bufsz + buf - p, |
|
"\t\tMAX-MPDU-UNKNOWN\n"); |
|
} |
|
switch (vhtc->cap & IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK) { |
|
case 0: |
|
p += scnprintf(p, bufsz + buf - p, |
|
"\t\t80Mhz\n"); |
|
break; |
|
case IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ: |
|
p += scnprintf(p, bufsz + buf - p, |
|
"\t\t160Mhz\n"); |
|
break; |
|
case IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ: |
|
p += scnprintf(p, bufsz + buf - p, |
|
"\t\t80+80Mhz\n"); |
|
break; |
|
default: |
|
p += scnprintf(p, bufsz + buf - p, |
|
"\t\tUNKNOWN-MHZ: 0x%x\n", |
|
(vhtc->cap >> 2) & 0x3); |
|
} |
|
PFLAG(RXLDPC, "RXLDPC"); |
|
PFLAG(SHORT_GI_80, "SHORT-GI-80"); |
|
PFLAG(SHORT_GI_160, "SHORT-GI-160"); |
|
PFLAG(TXSTBC, "TXSTBC"); |
|
p += scnprintf(p, bufsz + buf - p, |
|
"\t\tRXSTBC_%d\n", (vhtc->cap >> 8) & 0x7); |
|
PFLAG(SU_BEAMFORMER_CAPABLE, "SU-BEAMFORMER-CAPABLE"); |
|
PFLAG(SU_BEAMFORMEE_CAPABLE, "SU-BEAMFORMEE-CAPABLE"); |
|
p += scnprintf(p, bufsz + buf - p, |
|
"\t\tBEAMFORMEE-STS: 0x%x\n", |
|
(vhtc->cap & IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK) >> |
|
IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT); |
|
p += scnprintf(p, bufsz + buf - p, |
|
"\t\tSOUNDING-DIMENSIONS: 0x%x\n", |
|
(vhtc->cap & IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK) |
|
>> IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT); |
|
PFLAG(MU_BEAMFORMER_CAPABLE, "MU-BEAMFORMER-CAPABLE"); |
|
PFLAG(MU_BEAMFORMEE_CAPABLE, "MU-BEAMFORMEE-CAPABLE"); |
|
PFLAG(VHT_TXOP_PS, "TXOP-PS"); |
|
PFLAG(HTC_VHT, "HTC-VHT"); |
|
p += scnprintf(p, bufsz + buf - p, |
|
"\t\tMPDU-LENGTH-EXPONENT: 0x%x\n", |
|
(vhtc->cap & IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK) >> |
|
IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT); |
|
PFLAG(VHT_LINK_ADAPTATION_VHT_UNSOL_MFB, |
|
"LINK-ADAPTATION-VHT-UNSOL-MFB"); |
|
p += scnprintf(p, bufsz + buf - p, |
|
"\t\tLINK-ADAPTATION-VHT-MRQ-MFB: 0x%x\n", |
|
(vhtc->cap & IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB) >> 26); |
|
PFLAG(RX_ANTENNA_PATTERN, "RX-ANTENNA-PATTERN"); |
|
PFLAG(TX_ANTENNA_PATTERN, "TX-ANTENNA-PATTERN"); |
|
|
|
p += scnprintf(p, bufsz + buf - p, "RX MCS: %.4x\n", |
|
le16_to_cpu(vhtc->vht_mcs.rx_mcs_map)); |
|
if (vhtc->vht_mcs.rx_highest) |
|
p += scnprintf(p, bufsz + buf - p, |
|
"MCS RX highest: %d Mbps\n", |
|
le16_to_cpu(vhtc->vht_mcs.rx_highest)); |
|
p += scnprintf(p, bufsz + buf - p, "TX MCS: %.4x\n", |
|
le16_to_cpu(vhtc->vht_mcs.tx_mcs_map)); |
|
if (vhtc->vht_mcs.tx_highest) |
|
p += scnprintf(p, bufsz + buf - p, |
|
"MCS TX highest: %d Mbps\n", |
|
le16_to_cpu(vhtc->vht_mcs.tx_highest)); |
|
#undef PFLAG |
|
} |
|
|
|
ret = simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); |
|
kfree(buf); |
|
return ret; |
|
} |
|
STA_OPS(vht_capa); |
|
|
|
static ssize_t sta_he_capa_read(struct file *file, char __user *userbuf, |
|
size_t count, loff_t *ppos) |
|
{ |
|
char *buf, *p; |
|
size_t buf_sz = PAGE_SIZE; |
|
struct sta_info *sta = file->private_data; |
|
struct ieee80211_sta_he_cap *hec = &sta->sta.he_cap; |
|
struct ieee80211_he_mcs_nss_supp *nss = &hec->he_mcs_nss_supp; |
|
u8 ppe_size; |
|
u8 *cap; |
|
int i; |
|
ssize_t ret; |
|
|
|
buf = kmalloc(buf_sz, GFP_KERNEL); |
|
if (!buf) |
|
return -ENOMEM; |
|
p = buf; |
|
|
|
p += scnprintf(p, buf_sz + buf - p, "HE %ssupported\n", |
|
hec->has_he ? "" : "not "); |
|
if (!hec->has_he) |
|
goto out; |
|
|
|
cap = hec->he_cap_elem.mac_cap_info; |
|
p += scnprintf(p, buf_sz + buf - p, |
|
"MAC-CAP: %#.2x %#.2x %#.2x %#.2x %#.2x %#.2x\n", |
|
cap[0], cap[1], cap[2], cap[3], cap[4], cap[5]); |
|
|
|
#define PRINT(fmt, ...) \ |
|
p += scnprintf(p, buf_sz + buf - p, "\t\t" fmt "\n", \ |
|
##__VA_ARGS__) |
|
|
|
#define PFLAG(t, n, a, b) \ |
|
do { \ |
|
if (cap[n] & IEEE80211_HE_##t##_CAP##n##_##a) \ |
|
PRINT("%s", b); \ |
|
} while (0) |
|
|
|
#define PFLAG_RANGE(t, i, n, s, m, off, fmt) \ |
|
do { \ |
|
u8 msk = IEEE80211_HE_##t##_CAP##i##_##n##_MASK; \ |
|
u8 idx = ((cap[i] & msk) >> (ffs(msk) - 1)) + off; \ |
|
PRINT(fmt, (s << idx) + (m * idx)); \ |
|
} while (0) |
|
|
|
#define PFLAG_RANGE_DEFAULT(t, i, n, s, m, off, fmt, a, b) \ |
|
do { \ |
|
if (cap[i] == IEEE80211_HE_##t ##_CAP##i##_##n##_##a) { \ |
|
PRINT("%s", b); \ |
|
break; \ |
|
} \ |
|
PFLAG_RANGE(t, i, n, s, m, off, fmt); \ |
|
} while (0) |
|
|
|
PFLAG(MAC, 0, HTC_HE, "HTC-HE"); |
|
PFLAG(MAC, 0, TWT_REQ, "TWT-REQ"); |
|
PFLAG(MAC, 0, TWT_RES, "TWT-RES"); |
|
PFLAG_RANGE_DEFAULT(MAC, 0, DYNAMIC_FRAG, 0, 1, 0, |
|
"DYNAMIC-FRAG-LEVEL-%d", NOT_SUPP, "NOT-SUPP"); |
|
PFLAG_RANGE_DEFAULT(MAC, 0, MAX_NUM_FRAG_MSDU, 1, 0, 0, |
|
"MAX-NUM-FRAG-MSDU-%d", UNLIMITED, "UNLIMITED"); |
|
|
|
PFLAG_RANGE_DEFAULT(MAC, 1, MIN_FRAG_SIZE, 128, 0, -1, |
|
"MIN-FRAG-SIZE-%d", UNLIMITED, "UNLIMITED"); |
|
PFLAG_RANGE_DEFAULT(MAC, 1, TF_MAC_PAD_DUR, 0, 8, 0, |
|
"TF-MAC-PAD-DUR-%dUS", MASK, "UNKNOWN"); |
|
PFLAG_RANGE(MAC, 1, MULTI_TID_AGG_RX_QOS, 0, 1, 1, |
|
"MULTI-TID-AGG-RX-QOS-%d"); |
|
|
|
if (cap[0] & IEEE80211_HE_MAC_CAP0_HTC_HE) { |
|
switch (((cap[2] << 1) | (cap[1] >> 7)) & 0x3) { |
|
case 0: |
|
PRINT("LINK-ADAPTATION-NO-FEEDBACK"); |
|
break; |
|
case 1: |
|
PRINT("LINK-ADAPTATION-RESERVED"); |
|
break; |
|
case 2: |
|
PRINT("LINK-ADAPTATION-UNSOLICITED-FEEDBACK"); |
|
break; |
|
case 3: |
|
PRINT("LINK-ADAPTATION-BOTH"); |
|
break; |
|
} |
|
} |
|
|
|
PFLAG(MAC, 2, ALL_ACK, "ALL-ACK"); |
|
PFLAG(MAC, 2, TRS, "TRS"); |
|
PFLAG(MAC, 2, BSR, "BSR"); |
|
PFLAG(MAC, 2, BCAST_TWT, "BCAST-TWT"); |
|
PFLAG(MAC, 2, 32BIT_BA_BITMAP, "32BIT-BA-BITMAP"); |
|
PFLAG(MAC, 2, MU_CASCADING, "MU-CASCADING"); |
|
PFLAG(MAC, 2, ACK_EN, "ACK-EN"); |
|
|
|
PFLAG(MAC, 3, OMI_CONTROL, "OMI-CONTROL"); |
|
PFLAG(MAC, 3, OFDMA_RA, "OFDMA-RA"); |
|
|
|
switch (cap[3] & IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK) { |
|
case IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_0: |
|
PRINT("MAX-AMPDU-LEN-EXP-USE-EXT-0"); |
|
break; |
|
case IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_1: |
|
PRINT("MAX-AMPDU-LEN-EXP-VHT-EXT-1"); |
|
break; |
|
case IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_2: |
|
PRINT("MAX-AMPDU-LEN-EXP-VHT-EXT-2"); |
|
break; |
|
case IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3: |
|
PRINT("MAX-AMPDU-LEN-EXP-VHT-EXT-3"); |
|
break; |
|
} |
|
|
|
PFLAG(MAC, 3, AMSDU_FRAG, "AMSDU-FRAG"); |
|
PFLAG(MAC, 3, FLEX_TWT_SCHED, "FLEX-TWT-SCHED"); |
|
PFLAG(MAC, 3, RX_CTRL_FRAME_TO_MULTIBSS, "RX-CTRL-FRAME-TO-MULTIBSS"); |
|
|
|
PFLAG(MAC, 4, BSRP_BQRP_A_MPDU_AGG, "BSRP-BQRP-A-MPDU-AGG"); |
|
PFLAG(MAC, 4, QTP, "QTP"); |
|
PFLAG(MAC, 4, BQR, "BQR"); |
|
PFLAG(MAC, 4, PSR_RESP, "PSR-RESP"); |
|
PFLAG(MAC, 4, NDP_FB_REP, "NDP-FB-REP"); |
|
PFLAG(MAC, 4, OPS, "OPS"); |
|
PFLAG(MAC, 4, AMSDU_IN_AMPDU, "AMSDU-IN-AMPDU"); |
|
|
|
PRINT("MULTI-TID-AGG-TX-QOS-%d", ((cap[5] << 1) | (cap[4] >> 7)) & 0x7); |
|
|
|
PFLAG(MAC, 5, SUBCHAN_SELECTIVE_TRANSMISSION, |
|
"SUBCHAN-SELECTIVE-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, |
|
"PHY CAP: %#.2x %#.2x %#.2x %#.2x %#.2x %#.2x %#.2x %#.2x %#.2x %#.2x %#.2x\n", |
|
cap[0], cap[1], cap[2], cap[3], cap[4], cap[5], cap[6], |
|
cap[7], cap[8], cap[9], cap[10]); |
|
|
|
PFLAG(PHY, 0, CHANNEL_WIDTH_SET_40MHZ_IN_2G, |
|
"CHANNEL-WIDTH-SET-40MHZ-IN-2G"); |
|
PFLAG(PHY, 0, CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G, |
|
"CHANNEL-WIDTH-SET-40MHZ-80MHZ-IN-5G"); |
|
PFLAG(PHY, 0, CHANNEL_WIDTH_SET_160MHZ_IN_5G, |
|
"CHANNEL-WIDTH-SET-160MHZ-IN-5G"); |
|
PFLAG(PHY, 0, CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G, |
|
"CHANNEL-WIDTH-SET-80PLUS80-MHZ-IN-5G"); |
|
PFLAG(PHY, 0, CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G, |
|
"CHANNEL-WIDTH-SET-RU-MAPPING-IN-2G"); |
|
PFLAG(PHY, 0, CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G, |
|
"CHANNEL-WIDTH-SET-RU-MAPPING-IN-5G"); |
|
|
|
switch (cap[1] & IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK) { |
|
case IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_20MHZ: |
|
PRINT("PREAMBLE-PUNC-RX-80MHZ-ONLY-SECOND-20MHZ"); |
|
break; |
|
case IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_40MHZ: |
|
PRINT("PREAMBLE-PUNC-RX-80MHZ-ONLY-SECOND-40MHZ"); |
|
break; |
|
case IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_20MHZ: |
|
PRINT("PREAMBLE-PUNC-RX-160MHZ-ONLY-SECOND-20MHZ"); |
|
break; |
|
case IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_40MHZ: |
|
PRINT("PREAMBLE-PUNC-RX-160MHZ-ONLY-SECOND-40MHZ"); |
|
break; |
|
} |
|
|
|
PFLAG(PHY, 1, DEVICE_CLASS_A, |
|
"IEEE80211-HE-PHY-CAP1-DEVICE-CLASS-A"); |
|
PFLAG(PHY, 1, LDPC_CODING_IN_PAYLOAD, |
|
"LDPC-CODING-IN-PAYLOAD"); |
|
PFLAG(PHY, 1, HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US, |
|
"HY-CAP1-HE-LTF-AND-GI-FOR-HE-PPDUS-0-8US"); |
|
PRINT("MIDAMBLE-RX-MAX-NSTS-%d", ((cap[2] << 1) | (cap[1] >> 7)) & 0x3); |
|
|
|
PFLAG(PHY, 2, NDP_4x_LTF_AND_3_2US, "NDP-4X-LTF-AND-3-2US"); |
|
PFLAG(PHY, 2, STBC_TX_UNDER_80MHZ, "STBC-TX-UNDER-80MHZ"); |
|
PFLAG(PHY, 2, STBC_RX_UNDER_80MHZ, "STBC-RX-UNDER-80MHZ"); |
|
PFLAG(PHY, 2, DOPPLER_TX, "DOPPLER-TX"); |
|
PFLAG(PHY, 2, DOPPLER_RX, "DOPPLER-RX"); |
|
PFLAG(PHY, 2, UL_MU_FULL_MU_MIMO, "UL-MU-FULL-MU-MIMO"); |
|
PFLAG(PHY, 2, UL_MU_PARTIAL_MU_MIMO, "UL-MU-PARTIAL-MU-MIMO"); |
|
|
|
switch (cap[3] & IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK) { |
|
case IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_NO_DCM: |
|
PRINT("DCM-MAX-CONST-TX-NO-DCM"); |
|
break; |
|
case IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK: |
|
PRINT("DCM-MAX-CONST-TX-BPSK"); |
|
break; |
|
case IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK: |
|
PRINT("DCM-MAX-CONST-TX-QPSK"); |
|
break; |
|
case IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM: |
|
PRINT("DCM-MAX-CONST-TX-16-QAM"); |
|
break; |
|
} |
|
|
|
PFLAG(PHY, 3, DCM_MAX_TX_NSS_1, "DCM-MAX-TX-NSS-1"); |
|
PFLAG(PHY, 3, DCM_MAX_TX_NSS_2, "DCM-MAX-TX-NSS-2"); |
|
|
|
switch (cap[3] & IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK) { |
|
case IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_NO_DCM: |
|
PRINT("DCM-MAX-CONST-RX-NO-DCM"); |
|
break; |
|
case IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK: |
|
PRINT("DCM-MAX-CONST-RX-BPSK"); |
|
break; |
|
case IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK: |
|
PRINT("DCM-MAX-CONST-RX-QPSK"); |
|
break; |
|
case IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM: |
|
PRINT("DCM-MAX-CONST-RX-16-QAM"); |
|
break; |
|
} |
|
|
|
PFLAG(PHY, 3, DCM_MAX_RX_NSS_1, "DCM-MAX-RX-NSS-1"); |
|
PFLAG(PHY, 3, DCM_MAX_RX_NSS_2, "DCM-MAX-RX-NSS-2"); |
|
PFLAG(PHY, 3, RX_PARTIAL_BW_SU_IN_20MHZ_MU, |
|
"RX-PARTIAL-BW-SU-IN-20MHZ-MU"); |
|
PFLAG(PHY, 3, SU_BEAMFORMER, "SU-BEAMFORMER"); |
|
|
|
PFLAG(PHY, 4, SU_BEAMFORMEE, "SU-BEAMFORMEE"); |
|
PFLAG(PHY, 4, MU_BEAMFORMER, "MU-BEAMFORMER"); |
|
|
|
PFLAG_RANGE(PHY, 4, BEAMFORMEE_MAX_STS_UNDER_80MHZ, 0, 1, 4, |
|
"BEAMFORMEE-MAX-STS-UNDER-%d"); |
|
PFLAG_RANGE(PHY, 4, BEAMFORMEE_MAX_STS_ABOVE_80MHZ, 0, 1, 4, |
|
"BEAMFORMEE-MAX-STS-ABOVE-%d"); |
|
|
|
PFLAG_RANGE(PHY, 5, BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ, 0, 1, 1, |
|
"NUM-SND-DIM-UNDER-80MHZ-%d"); |
|
PFLAG_RANGE(PHY, 5, BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ, 0, 1, 1, |
|
"NUM-SND-DIM-ABOVE-80MHZ-%d"); |
|
PFLAG(PHY, 5, NG16_SU_FEEDBACK, "NG16-SU-FEEDBACK"); |
|
PFLAG(PHY, 5, NG16_MU_FEEDBACK, "NG16-MU-FEEDBACK"); |
|
|
|
PFLAG(PHY, 6, CODEBOOK_SIZE_42_SU, "CODEBOOK-SIZE-42-SU"); |
|
PFLAG(PHY, 6, CODEBOOK_SIZE_75_MU, "CODEBOOK-SIZE-75-MU"); |
|
PFLAG(PHY, 6, TRIG_SU_BEAMFORMING_FB, "TRIG-SU-BEAMFORMING-FB"); |
|
PFLAG(PHY, 6, TRIG_MU_BEAMFORMING_PARTIAL_BW_FB, |
|
"MU-BEAMFORMING-PARTIAL-BW-FB"); |
|
PFLAG(PHY, 6, TRIG_CQI_FB, "TRIG-CQI-FB"); |
|
PFLAG(PHY, 6, PARTIAL_BW_EXT_RANGE, "PARTIAL-BW-EXT-RANGE"); |
|
PFLAG(PHY, 6, PARTIAL_BANDWIDTH_DL_MUMIMO, |
|
"PARTIAL-BANDWIDTH-DL-MUMIMO"); |
|
PFLAG(PHY, 6, PPE_THRESHOLD_PRESENT, "PPE-THRESHOLD-PRESENT"); |
|
|
|
PFLAG(PHY, 7, PSR_BASED_SR, "PSR-BASED-SR"); |
|
PFLAG(PHY, 7, POWER_BOOST_FACTOR_SUPP, "POWER-BOOST-FACTOR-SUPP"); |
|
PFLAG(PHY, 7, HE_SU_MU_PPDU_4XLTF_AND_08_US_GI, |
|
"HE-SU-MU-PPDU-4XLTF-AND-08-US-GI"); |
|
PFLAG_RANGE(PHY, 7, MAX_NC, 0, 1, 1, "MAX-NC-%d"); |
|
PFLAG(PHY, 7, STBC_TX_ABOVE_80MHZ, "STBC-TX-ABOVE-80MHZ"); |
|
PFLAG(PHY, 7, STBC_RX_ABOVE_80MHZ, "STBC-RX-ABOVE-80MHZ"); |
|
|
|
PFLAG(PHY, 8, HE_ER_SU_PPDU_4XLTF_AND_08_US_GI, |
|
"HE-ER-SU-PPDU-4XLTF-AND-08-US-GI"); |
|
PFLAG(PHY, 8, 20MHZ_IN_40MHZ_HE_PPDU_IN_2G, |
|
"20MHZ-IN-40MHZ-HE-PPDU-IN-2G"); |
|
PFLAG(PHY, 8, 20MHZ_IN_160MHZ_HE_PPDU, "20MHZ-IN-160MHZ-HE-PPDU"); |
|
PFLAG(PHY, 8, 80MHZ_IN_160MHZ_HE_PPDU, "80MHZ-IN-160MHZ-HE-PPDU"); |
|
PFLAG(PHY, 8, HE_ER_SU_1XLTF_AND_08_US_GI, |
|
"HE-ER-SU-1XLTF-AND-08-US-GI"); |
|
PFLAG(PHY, 8, MIDAMBLE_RX_TX_2X_AND_1XLTF, |
|
"MIDAMBLE-RX-TX-2X-AND-1XLTF"); |
|
|
|
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_RU_484: |
|
PRINT("DCM-MAX-RU-484"); |
|
break; |
|
case IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996: |
|
PRINT("DCM-MAX-RU-996"); |
|
break; |
|
case IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_2x996: |
|
PRINT("DCM-MAX-RU-2x996"); |
|
break; |
|
} |
|
|
|
PFLAG(PHY, 9, LONGER_THAN_16_SIGB_OFDM_SYM, |
|
"LONGER-THAN-16-SIGB-OFDM-SYM"); |
|
PFLAG(PHY, 9, NON_TRIGGERED_CQI_FEEDBACK, |
|
"NON-TRIGGERED-CQI-FEEDBACK"); |
|
PFLAG(PHY, 9, TX_1024_QAM_LESS_THAN_242_TONE_RU, |
|
"TX-1024-QAM-LESS-THAN-242-TONE-RU"); |
|
PFLAG(PHY, 9, RX_1024_QAM_LESS_THAN_242_TONE_RU, |
|
"RX-1024-QAM-LESS-THAN-242-TONE-RU"); |
|
PFLAG(PHY, 9, RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB, |
|
"RX-FULL-BW-SU-USING-MU-WITH-COMP-SIGB"); |
|
PFLAG(PHY, 9, RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB, |
|
"RX-FULL-BW-SU-USING-MU-WITH-NON-COMP-SIGB"); |
|
|
|
switch (u8_get_bits(cap[9], |
|
IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK)) { |
|
case IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_0US: |
|
PRINT("NOMINAL-PACKET-PADDING-0US"); |
|
break; |
|
case IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_8US: |
|
PRINT("NOMINAL-PACKET-PADDING-8US"); |
|
break; |
|
case IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US: |
|
PRINT("NOMINAL-PACKET-PADDING-16US"); |
|
break; |
|
} |
|
|
|
#undef PFLAG_RANGE_DEFAULT |
|
#undef PFLAG_RANGE |
|
#undef PFLAG |
|
|
|
#define PRINT_NSS_SUPP(f, n) \ |
|
do { \ |
|
int _i; \ |
|
u16 v = le16_to_cpu(nss->f); \ |
|
p += scnprintf(p, buf_sz + buf - p, n ": %#.4x\n", v); \ |
|
for (_i = 0; _i < 8; _i += 2) { \ |
|
switch ((v >> _i) & 0x3) { \ |
|
case 0: \ |
|
PRINT(n "-%d-SUPPORT-0-7", _i / 2); \ |
|
break; \ |
|
case 1: \ |
|
PRINT(n "-%d-SUPPORT-0-9", _i / 2); \ |
|
break; \ |
|
case 2: \ |
|
PRINT(n "-%d-SUPPORT-0-11", _i / 2); \ |
|
break; \ |
|
case 3: \ |
|
PRINT(n "-%d-NOT-SUPPORTED", _i / 2); \ |
|
break; \ |
|
} \ |
|
} \ |
|
} while (0) |
|
|
|
PRINT_NSS_SUPP(rx_mcs_80, "RX-MCS-80"); |
|
PRINT_NSS_SUPP(tx_mcs_80, "TX-MCS-80"); |
|
|
|
if (cap[0] & IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) { |
|
PRINT_NSS_SUPP(rx_mcs_160, "RX-MCS-160"); |
|
PRINT_NSS_SUPP(tx_mcs_160, "TX-MCS-160"); |
|
} |
|
|
|
if (cap[0] & |
|
IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) { |
|
PRINT_NSS_SUPP(rx_mcs_80p80, "RX-MCS-80P80"); |
|
PRINT_NSS_SUPP(tx_mcs_80p80, "TX-MCS-80P80"); |
|
} |
|
|
|
#undef PRINT_NSS_SUPP |
|
#undef PRINT |
|
|
|
if (!(cap[6] & IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT)) |
|
goto out; |
|
|
|
p += scnprintf(p, buf_sz + buf - p, "PPE-THRESHOLDS: %#.2x", |
|
hec->ppe_thres[0]); |
|
|
|
ppe_size = ieee80211_he_ppe_size(hec->ppe_thres[0], cap); |
|
for (i = 1; i < ppe_size; i++) { |
|
p += scnprintf(p, buf_sz + buf - p, " %#.2x", |
|
hec->ppe_thres[i]); |
|
} |
|
p += scnprintf(p, buf_sz + buf - p, "\n"); |
|
|
|
out: |
|
ret = simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); |
|
kfree(buf); |
|
return ret; |
|
} |
|
STA_OPS(he_capa); |
|
|
|
#define DEBUGFS_ADD(name) \ |
|
debugfs_create_file(#name, 0400, \ |
|
sta->debugfs_dir, sta, &sta_ ##name## _ops) |
|
|
|
#define DEBUGFS_ADD_COUNTER(name, field) \ |
|
debugfs_create_ulong(#name, 0400, sta->debugfs_dir, &sta->field); |
|
|
|
void ieee80211_sta_debugfs_add(struct sta_info *sta) |
|
{ |
|
struct ieee80211_local *local = sta->local; |
|
struct ieee80211_sub_if_data *sdata = sta->sdata; |
|
struct dentry *stations_dir = sta->sdata->debugfs.subdir_stations; |
|
u8 mac[3*ETH_ALEN]; |
|
|
|
if (!stations_dir) |
|
return; |
|
|
|
snprintf(mac, sizeof(mac), "%pM", sta->sta.addr); |
|
|
|
/* |
|
* This might fail due to a race condition: |
|
* When mac80211 unlinks a station, the debugfs entries |
|
* remain, but it is already possible to link a new |
|
* station with the same address which triggers adding |
|
* it to debugfs; therefore, if the old station isn't |
|
* destroyed quickly enough the old station's debugfs |
|
* dir might still be around. |
|
*/ |
|
sta->debugfs_dir = debugfs_create_dir(mac, stations_dir); |
|
|
|
DEBUGFS_ADD(flags); |
|
DEBUGFS_ADD(aid); |
|
DEBUGFS_ADD(num_ps_buf_frames); |
|
DEBUGFS_ADD(last_seq_ctrl); |
|
DEBUGFS_ADD(agg_status); |
|
DEBUGFS_ADD(ht_capa); |
|
DEBUGFS_ADD(vht_capa); |
|
DEBUGFS_ADD(he_capa); |
|
|
|
DEBUGFS_ADD_COUNTER(rx_duplicates, rx_stats.num_duplicates); |
|
DEBUGFS_ADD_COUNTER(rx_fragments, rx_stats.fragments); |
|
DEBUGFS_ADD_COUNTER(tx_filtered, status_stats.filtered); |
|
|
|
if (local->ops->wake_tx_queue) { |
|
DEBUGFS_ADD(aqm); |
|
DEBUGFS_ADD(airtime); |
|
} |
|
|
|
if (wiphy_ext_feature_isset(local->hw.wiphy, |
|
NL80211_EXT_FEATURE_AQL)) |
|
DEBUGFS_ADD(aql); |
|
|
|
debugfs_create_xul("driver_buffered_tids", 0400, sta->debugfs_dir, |
|
&sta->driver_buffered_tids); |
|
|
|
drv_sta_add_debugfs(local, sdata, &sta->sta, sta->debugfs_dir); |
|
} |
|
|
|
void ieee80211_sta_debugfs_remove(struct sta_info *sta) |
|
{ |
|
debugfs_remove_recursive(sta->debugfs_dir); |
|
sta->debugfs_dir = NULL; |
|
}
|
|
|