ath9k: Add an option for station statistics
Also, rename node_stat to node_aggr. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Sujith Manoharan
John W. Linville
parent
4520286653
commit
1cdbaf0d34
@ -65,6 +65,14 @@ config ATH9K_DEBUGFS
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Also required for changing debug message flags at run time.
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config ATH9K_STATION_STATISTICS
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bool "Detailed station statistics"
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depends on ATH9K && ATH9K_DEBUGFS && DEBUG_FS
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select MAC80211_DEBUGFS
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default n
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---help---
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This option enables detailed statistics for association stations.
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config ATH9K_DFS_CERTIFIED
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bool "Atheros DFS support for certified platforms"
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depends on ATH9K && CFG80211_CERTIFICATION_ONUS
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@ -19,6 +19,8 @@ ath9k-$(CONFIG_ATH9K_WOW) += wow.o
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ath9k-$(CONFIG_ATH9K_DEBUGFS) += debug.o \
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spectral.o
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ath9k-$(CONFIG_ATH9K_STATION_STATISTICS) += debug_sta.o
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obj-$(CONFIG_ATH9K) += ath9k.o
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ath9k_hw-y:= \
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@ -1322,86 +1322,6 @@ static const struct file_operations fops_btcoex = {
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};
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#endif
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static ssize_t read_file_node_stat(struct file *file, char __user *user_buf,
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size_t count, loff_t *ppos)
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{
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struct ath_node *an = file->private_data;
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struct ath_softc *sc = an->sc;
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struct ath_atx_tid *tid;
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struct ath_atx_ac *ac;
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struct ath_txq *txq;
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u32 len = 0, size = 4096;
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char *buf;
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size_t retval;
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int tidno, acno;
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buf = kzalloc(size, GFP_KERNEL);
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if (buf == NULL)
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return -ENOMEM;
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if (!an->sta->ht_cap.ht_supported) {
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len = scnprintf(buf, size, "%s\n",
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"HT not supported");
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goto exit;
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}
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len = scnprintf(buf, size, "Max-AMPDU: %d\n",
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an->maxampdu);
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len += scnprintf(buf + len, size - len, "MPDU Density: %d\n\n",
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an->mpdudensity);
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len += scnprintf(buf + len, size - len,
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"%2s%7s\n", "AC", "SCHED");
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for (acno = 0, ac = &an->ac[acno];
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acno < IEEE80211_NUM_ACS; acno++, ac++) {
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txq = ac->txq;
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ath_txq_lock(sc, txq);
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len += scnprintf(buf + len, size - len,
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"%2d%7d\n",
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acno, ac->sched);
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ath_txq_unlock(sc, txq);
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}
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len += scnprintf(buf + len, size - len,
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"\n%3s%11s%10s%10s%10s%10s%9s%6s%8s\n",
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"TID", "SEQ_START", "SEQ_NEXT", "BAW_SIZE",
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"BAW_HEAD", "BAW_TAIL", "BAR_IDX", "SCHED", "PAUSED");
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for (tidno = 0, tid = &an->tid[tidno];
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tidno < IEEE80211_NUM_TIDS; tidno++, tid++) {
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txq = tid->ac->txq;
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ath_txq_lock(sc, txq);
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len += scnprintf(buf + len, size - len,
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"%3d%11d%10d%10d%10d%10d%9d%6d%8d\n",
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tid->tidno, tid->seq_start, tid->seq_next,
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tid->baw_size, tid->baw_head, tid->baw_tail,
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tid->bar_index, tid->sched, tid->paused);
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ath_txq_unlock(sc, txq);
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}
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exit:
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retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
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kfree(buf);
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return retval;
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}
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static const struct file_operations fops_node_stat = {
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.read = read_file_node_stat,
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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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void ath9k_sta_add_debugfs(struct ieee80211_hw *hw,
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struct ieee80211_vif *vif,
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struct ieee80211_sta *sta,
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struct dentry *dir)
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{
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struct ath_node *an = (struct ath_node *)sta->drv_priv;
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debugfs_create_file("node_stat", S_IRUGO, dir, an, &fops_node_stat);
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}
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/* Ethtool support for get-stats */
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#define AMKSTR(nm) #nm "_BE", #nm "_BK", #nm "_VI", #nm "_VO"
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97
drivers/net/wireless/ath/ath9k/debug_sta.c
Normal file
97
drivers/net/wireless/ath/ath9k/debug_sta.c
Normal file
@ -0,0 +1,97 @@
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/*
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* Copyright (c) 2013 Qualcomm Atheros, Inc.
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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 "ath9k.h"
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static ssize_t read_file_node_aggr(struct file *file, char __user *user_buf,
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size_t count, loff_t *ppos)
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{
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struct ath_node *an = file->private_data;
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struct ath_softc *sc = an->sc;
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struct ath_atx_tid *tid;
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struct ath_atx_ac *ac;
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struct ath_txq *txq;
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u32 len = 0, size = 4096;
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char *buf;
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size_t retval;
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int tidno, acno;
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buf = kzalloc(size, GFP_KERNEL);
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if (buf == NULL)
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return -ENOMEM;
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if (!an->sta->ht_cap.ht_supported) {
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len = scnprintf(buf, size, "%s\n",
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"HT not supported");
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goto exit;
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}
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len = scnprintf(buf, size, "Max-AMPDU: %d\n",
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an->maxampdu);
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len += scnprintf(buf + len, size - len, "MPDU Density: %d\n\n",
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an->mpdudensity);
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len += scnprintf(buf + len, size - len,
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"%2s%7s\n", "AC", "SCHED");
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for (acno = 0, ac = &an->ac[acno];
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acno < IEEE80211_NUM_ACS; acno++, ac++) {
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txq = ac->txq;
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ath_txq_lock(sc, txq);
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len += scnprintf(buf + len, size - len,
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"%2d%7d\n",
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acno, ac->sched);
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ath_txq_unlock(sc, txq);
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}
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len += scnprintf(buf + len, size - len,
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"\n%3s%11s%10s%10s%10s%10s%9s%6s%8s\n",
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"TID", "SEQ_START", "SEQ_NEXT", "BAW_SIZE",
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"BAW_HEAD", "BAW_TAIL", "BAR_IDX", "SCHED", "PAUSED");
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for (tidno = 0, tid = &an->tid[tidno];
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tidno < IEEE80211_NUM_TIDS; tidno++, tid++) {
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txq = tid->ac->txq;
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ath_txq_lock(sc, txq);
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len += scnprintf(buf + len, size - len,
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"%3d%11d%10d%10d%10d%10d%9d%6d%8d\n",
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tid->tidno, tid->seq_start, tid->seq_next,
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tid->baw_size, tid->baw_head, tid->baw_tail,
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tid->bar_index, tid->sched, tid->paused);
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ath_txq_unlock(sc, txq);
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}
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exit:
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retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
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kfree(buf);
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return retval;
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}
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static const struct file_operations fops_node_aggr = {
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.read = read_file_node_aggr,
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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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void ath9k_sta_add_debugfs(struct ieee80211_hw *hw,
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struct ieee80211_vif *vif,
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struct ieee80211_sta *sta,
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struct dentry *dir)
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{
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struct ath_node *an = (struct ath_node *)sta->drv_priv;
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debugfs_create_file("node_aggr", S_IRUGO, dir, an, &fops_node_aggr);
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}
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@ -2111,7 +2111,7 @@ struct ieee80211_ops ath9k_ops = {
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.get_et_strings = ath9k_get_et_strings,
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#endif
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#if defined(CONFIG_MAC80211_DEBUGFS) && defined(CONFIG_ATH9K_DEBUGFS)
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#if defined(CONFIG_MAC80211_DEBUGFS) && defined(CONFIG_ATH9K_STATION_STATISTICS)
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.sta_add_debugfs = ath9k_sta_add_debugfs,
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#endif
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.sw_scan_start = ath9k_sw_scan_start,
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