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// SPDX-License-Identifier: BSD-3-Clause-Clear
/*
* Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
*/
#include <linux/vmalloc.h>
#include "debugfs_sta.h"
#include "core.h"
#include "peer.h"
#include "debug.h"
#include "dp_tx.h"
#include "debugfs_htt_stats.h"
void ath11k_debugfs_sta_add_tx_stats(struct ath11k_sta *arsta,
struct ath11k_per_peer_tx_stats *peer_stats,
u8 legacy_rate_idx)
{
struct rate_info *txrate = &arsta->txrate;
struct ath11k_htt_tx_stats *tx_stats;
int gi, mcs, bw, nss;
if (!arsta->tx_stats)
return;
tx_stats = arsta->tx_stats;
gi = FIELD_GET(RATE_INFO_FLAGS_SHORT_GI, arsta->txrate.flags);
mcs = txrate->mcs;
bw = ath11k_mac_mac80211_bw_to_ath11k_bw(txrate->bw);
nss = txrate->nss - 1;
#define STATS_OP_FMT(name) tx_stats->stats[ATH11K_STATS_TYPE_##name]
if (txrate->flags & RATE_INFO_FLAGS_HE_MCS) {
STATS_OP_FMT(SUCC).he[0][mcs] += peer_stats->succ_bytes;
STATS_OP_FMT(SUCC).he[1][mcs] += peer_stats->succ_pkts;
STATS_OP_FMT(FAIL).he[0][mcs] += peer_stats->failed_bytes;
STATS_OP_FMT(FAIL).he[1][mcs] += peer_stats->failed_pkts;
STATS_OP_FMT(RETRY).he[0][mcs] += peer_stats->retry_bytes;
STATS_OP_FMT(RETRY).he[1][mcs] += peer_stats->retry_pkts;
} else if (txrate->flags & RATE_INFO_FLAGS_VHT_MCS) {
STATS_OP_FMT(SUCC).vht[0][mcs] += peer_stats->succ_bytes;
STATS_OP_FMT(SUCC).vht[1][mcs] += peer_stats->succ_pkts;
STATS_OP_FMT(FAIL).vht[0][mcs] += peer_stats->failed_bytes;
STATS_OP_FMT(FAIL).vht[1][mcs] += peer_stats->failed_pkts;
STATS_OP_FMT(RETRY).vht[0][mcs] += peer_stats->retry_bytes;
STATS_OP_FMT(RETRY).vht[1][mcs] += peer_stats->retry_pkts;
} else if (txrate->flags & RATE_INFO_FLAGS_MCS) {
STATS_OP_FMT(SUCC).ht[0][mcs] += peer_stats->succ_bytes;
STATS_OP_FMT(SUCC).ht[1][mcs] += peer_stats->succ_pkts;
STATS_OP_FMT(FAIL).ht[0][mcs] += peer_stats->failed_bytes;
STATS_OP_FMT(FAIL).ht[1][mcs] += peer_stats->failed_pkts;
STATS_OP_FMT(RETRY).ht[0][mcs] += peer_stats->retry_bytes;
STATS_OP_FMT(RETRY).ht[1][mcs] += peer_stats->retry_pkts;
} else {
mcs = legacy_rate_idx;
STATS_OP_FMT(SUCC).legacy[0][mcs] += peer_stats->succ_bytes;
STATS_OP_FMT(SUCC).legacy[1][mcs] += peer_stats->succ_pkts;
STATS_OP_FMT(FAIL).legacy[0][mcs] += peer_stats->failed_bytes;
STATS_OP_FMT(FAIL).legacy[1][mcs] += peer_stats->failed_pkts;
STATS_OP_FMT(RETRY).legacy[0][mcs] += peer_stats->retry_bytes;
STATS_OP_FMT(RETRY).legacy[1][mcs] += peer_stats->retry_pkts;
}
if (peer_stats->is_ampdu) {
tx_stats->ba_fails += peer_stats->ba_fails;
if (txrate->flags & RATE_INFO_FLAGS_HE_MCS) {
STATS_OP_FMT(AMPDU).he[0][mcs] +=
peer_stats->succ_bytes + peer_stats->retry_bytes;
STATS_OP_FMT(AMPDU).he[1][mcs] +=
peer_stats->succ_pkts + peer_stats->retry_pkts;
} else if (txrate->flags & RATE_INFO_FLAGS_MCS) {
STATS_OP_FMT(AMPDU).ht[0][mcs] +=
peer_stats->succ_bytes + peer_stats->retry_bytes;
STATS_OP_FMT(AMPDU).ht[1][mcs] +=
peer_stats->succ_pkts + peer_stats->retry_pkts;
} else {
STATS_OP_FMT(AMPDU).vht[0][mcs] +=
peer_stats->succ_bytes + peer_stats->retry_bytes;
STATS_OP_FMT(AMPDU).vht[1][mcs] +=
peer_stats->succ_pkts + peer_stats->retry_pkts;
}
STATS_OP_FMT(AMPDU).bw[0][bw] +=
peer_stats->succ_bytes + peer_stats->retry_bytes;
STATS_OP_FMT(AMPDU).nss[0][nss] +=
peer_stats->succ_bytes + peer_stats->retry_bytes;
STATS_OP_FMT(AMPDU).gi[0][gi] +=
peer_stats->succ_bytes + peer_stats->retry_bytes;
STATS_OP_FMT(AMPDU).bw[1][bw] +=
peer_stats->succ_pkts + peer_stats->retry_pkts;
STATS_OP_FMT(AMPDU).nss[1][nss] +=
peer_stats->succ_pkts + peer_stats->retry_pkts;
STATS_OP_FMT(AMPDU).gi[1][gi] +=
peer_stats->succ_pkts + peer_stats->retry_pkts;
} else {
tx_stats->ack_fails += peer_stats->ba_fails;
}
STATS_OP_FMT(SUCC).bw[0][bw] += peer_stats->succ_bytes;
STATS_OP_FMT(SUCC).nss[0][nss] += peer_stats->succ_bytes;
STATS_OP_FMT(SUCC).gi[0][gi] += peer_stats->succ_bytes;
STATS_OP_FMT(SUCC).bw[1][bw] += peer_stats->succ_pkts;
STATS_OP_FMT(SUCC).nss[1][nss] += peer_stats->succ_pkts;
STATS_OP_FMT(SUCC).gi[1][gi] += peer_stats->succ_pkts;
STATS_OP_FMT(FAIL).bw[0][bw] += peer_stats->failed_bytes;
STATS_OP_FMT(FAIL).nss[0][nss] += peer_stats->failed_bytes;
STATS_OP_FMT(FAIL).gi[0][gi] += peer_stats->failed_bytes;
STATS_OP_FMT(FAIL).bw[1][bw] += peer_stats->failed_pkts;
STATS_OP_FMT(FAIL).nss[1][nss] += peer_stats->failed_pkts;
STATS_OP_FMT(FAIL).gi[1][gi] += peer_stats->failed_pkts;
STATS_OP_FMT(RETRY).bw[0][bw] += peer_stats->retry_bytes;
STATS_OP_FMT(RETRY).nss[0][nss] += peer_stats->retry_bytes;
STATS_OP_FMT(RETRY).gi[0][gi] += peer_stats->retry_bytes;
STATS_OP_FMT(RETRY).bw[1][bw] += peer_stats->retry_pkts;
STATS_OP_FMT(RETRY).nss[1][nss] += peer_stats->retry_pkts;
STATS_OP_FMT(RETRY).gi[1][gi] += peer_stats->retry_pkts;
tx_stats->tx_duration += peer_stats->duration;
}
void ath11k_debugfs_sta_update_txcompl(struct ath11k *ar,
struct sk_buff *msdu,
struct hal_tx_status *ts)
{
struct ath11k_base *ab = ar->ab;
struct ath11k_per_peer_tx_stats *peer_stats = &ar->cached_stats;
enum hal_tx_rate_stats_pkt_type pkt_type;
enum hal_tx_rate_stats_sgi sgi;
enum hal_tx_rate_stats_bw bw;
struct ath11k_peer *peer;
struct ath11k_sta *arsta;
struct ieee80211_sta *sta;
u16 rate;
u8 rate_idx = 0;
int ret;
u8 mcs;
rcu_read_lock();
spin_lock_bh(&ab->base_lock);
peer = ath11k_peer_find_by_id(ab, ts->peer_id);
if (!peer || !peer->sta) {
ath11k_warn(ab, "failed to find the peer\n");
spin_unlock_bh(&ab->base_lock);
rcu_read_unlock();
return;
}
sta = peer->sta;
arsta = (struct ath11k_sta *)sta->drv_priv;
memset(&arsta->txrate, 0, sizeof(arsta->txrate));
pkt_type = FIELD_GET(HAL_TX_RATE_STATS_INFO0_PKT_TYPE,
ts->rate_stats);
mcs = FIELD_GET(HAL_TX_RATE_STATS_INFO0_MCS,
ts->rate_stats);
sgi = FIELD_GET(HAL_TX_RATE_STATS_INFO0_SGI,
ts->rate_stats);
bw = FIELD_GET(HAL_TX_RATE_STATS_INFO0_BW, ts->rate_stats);
if (pkt_type == HAL_TX_RATE_STATS_PKT_TYPE_11A ||
pkt_type == HAL_TX_RATE_STATS_PKT_TYPE_11B) {
ret = ath11k_mac_hw_ratecode_to_legacy_rate(mcs,
pkt_type,
&rate_idx,
&rate);
if (ret < 0)
goto err_out;
arsta->txrate.legacy = rate;
} else if (pkt_type == HAL_TX_RATE_STATS_PKT_TYPE_11N) {
if (mcs > 7) {
ath11k_warn(ab, "Invalid HT mcs index %d\n", mcs);
goto err_out;
}
arsta->txrate.mcs = mcs + 8 * (arsta->last_txrate.nss - 1);
arsta->txrate.flags = RATE_INFO_FLAGS_MCS;
if (sgi)
arsta->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI;
} else if (pkt_type == HAL_TX_RATE_STATS_PKT_TYPE_11AC) {
if (mcs > 9) {
ath11k_warn(ab, "Invalid VHT mcs index %d\n", mcs);
goto err_out;
}
arsta->txrate.mcs = mcs;
arsta->txrate.flags = RATE_INFO_FLAGS_VHT_MCS;
if (sgi)
arsta->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI;
} else if (pkt_type == HAL_TX_RATE_STATS_PKT_TYPE_11AX) {
/* TODO */
}
arsta->txrate.nss = arsta->last_txrate.nss;
arsta->txrate.bw = ath11k_mac_bw_to_mac80211_bw(bw);
ath11k_debugfs_sta_add_tx_stats(arsta, peer_stats, rate_idx);
err_out:
spin_unlock_bh(&ab->base_lock);
rcu_read_unlock();
}
static ssize_t ath11k_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 ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
struct ath11k *ar = arsta->arvif->ar;
struct ath11k_htt_data_stats *stats;
static const char *str_name[ATH11K_STATS_TYPE_MAX] = {"succ", "fail",
"retry", "ampdu"};
static const char *str[ATH11K_COUNTER_TYPE_MAX] = {"bytes", "packets"};
int len = 0, i, j, k, retval = 0;
const int size = 2 * 4096;
char *buf;
if (!arsta->tx_stats)
return -ENOENT;
buf = kzalloc(size, GFP_KERNEL);
if (!buf)
return -ENOMEM;
mutex_lock(&ar->conf_mutex);
spin_lock_bh(&ar->data_lock);
for (k = 0; k < ATH11K_STATS_TYPE_MAX; k++) {
for (j = 0; j < ATH11K_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,
" HE MCS %s\n",
str[j]);
for (i = 0; i < ATH11K_HE_MCS_NUM; i++)
len += scnprintf(buf + len, size - len,
" %llu ",
stats->he[j][i]);
len += scnprintf(buf + len, size - len, "\n");
len += scnprintf(buf + len, size - len,
" VHT MCS %s\n",
str[j]);
for (i = 0; i < ATH11K_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 < ATH11K_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 (0.4us,0.8us,1.6us,3.2us)\n",
str[j]);
len += scnprintf(buf + len, size - len,
" %llu %llu %llu %llu\n",
stats->gi[j][0], stats->gi[j][1],
stats->gi[j][2], stats->gi[j][3]);
len += scnprintf(buf + len, size - len,
" legacy rate %s (1,2 ... Mbps)\n ",
str[j]);
for (i = 0; i < ATH11K_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,
"\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 = ath11k_dbg_sta_dump_tx_stats,
.open = simple_open,
.owner = THIS_MODULE,
.llseek = default_llseek,
};
static ssize_t ath11k_dbg_sta_dump_rx_stats(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos)
{
struct ieee80211_sta *sta = file->private_data;
struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
struct ath11k *ar = arsta->arvif->ar;
struct ath11k_rx_peer_stats *rx_stats = arsta->rx_stats;
int len = 0, i, retval = 0;
const int size = 4096;
char *buf;
if (!rx_stats)
return -ENOENT;
buf = kzalloc(size, GFP_KERNEL);
if (!buf)
return -ENOMEM;
mutex_lock(&ar->conf_mutex);
spin_lock_bh(&ar->ab->base_lock);
len += scnprintf(buf + len, size - len, "RX peer stats:\n");
len += scnprintf(buf + len, size - len, "Num of MSDUs: %llu\n",
rx_stats->num_msdu);
len += scnprintf(buf + len, size - len, "Num of MSDUs with TCP L4: %llu\n",
rx_stats->tcp_msdu_count);
len += scnprintf(buf + len, size - len, "Num of MSDUs with UDP L4: %llu\n",
rx_stats->udp_msdu_count);
len += scnprintf(buf + len, size - len, "Num of MSDUs part of AMPDU: %llu\n",
rx_stats->ampdu_msdu_count);
len += scnprintf(buf + len, size - len, "Num of MSDUs not part of AMPDU: %llu\n",
rx_stats->non_ampdu_msdu_count);
len += scnprintf(buf + len, size - len, "Num of MSDUs using STBC: %llu\n",
rx_stats->stbc_count);
len += scnprintf(buf + len, size - len, "Num of MSDUs beamformed: %llu\n",
rx_stats->beamformed_count);
len += scnprintf(buf + len, size - len, "Num of MPDUs with FCS ok: %llu\n",
rx_stats->num_mpdu_fcs_ok);
len += scnprintf(buf + len, size - len, "Num of MPDUs with FCS error: %llu\n",
rx_stats->num_mpdu_fcs_err);
len += scnprintf(buf + len, size - len,
"GI: 0.8us %llu 0.4us %llu 1.6us %llu 3.2us %llu\n",
rx_stats->gi_count[0], rx_stats->gi_count[1],
rx_stats->gi_count[2], rx_stats->gi_count[3]);
len += scnprintf(buf + len, size - len,
"BW: 20Mhz %llu 40Mhz %llu 80Mhz %llu 160Mhz %llu\n",
rx_stats->bw_count[0], rx_stats->bw_count[1],
rx_stats->bw_count[2], rx_stats->bw_count[3]);
len += scnprintf(buf + len, size - len, "BCC %llu LDPC %llu\n",
rx_stats->coding_count[0], rx_stats->coding_count[1]);
len += scnprintf(buf + len, size - len,
"preamble: 11A %llu 11B %llu 11N %llu 11AC %llu 11AX %llu\n",
rx_stats->pream_cnt[0], rx_stats->pream_cnt[1],
rx_stats->pream_cnt[2], rx_stats->pream_cnt[3],
rx_stats->pream_cnt[4]);
len += scnprintf(buf + len, size - len,
"reception type: SU %llu MU_MIMO %llu MU_OFDMA %llu MU_OFDMA_MIMO %llu\n",
rx_stats->reception_type[0], rx_stats->reception_type[1],
rx_stats->reception_type[2], rx_stats->reception_type[3]);
len += scnprintf(buf + len, size - len, "TID(0-15) Legacy TID(16):");
for (i = 0; i <= IEEE80211_NUM_TIDS; i++)
len += scnprintf(buf + len, size - len, "%llu ", rx_stats->tid_count[i]);
len += scnprintf(buf + len, size - len, "\nMCS(0-11) Legacy MCS(12):");
for (i = 0; i < HAL_RX_MAX_MCS + 1; i++)
len += scnprintf(buf + len, size - len, "%llu ", rx_stats->mcs_count[i]);
len += scnprintf(buf + len, size - len, "\nNSS(1-8):");
for (i = 0; i < HAL_RX_MAX_NSS; i++)
len += scnprintf(buf + len, size - len, "%llu ", rx_stats->nss_count[i]);
len += scnprintf(buf + len, size - len, "\nRX Duration:%llu ",
rx_stats->rx_duration);
len += scnprintf(buf + len, size - len,
"\nDCM: %llu\nRU: 26 %llu 52: %llu 106: %llu 242: %llu 484: %llu 996: %llu\n",
rx_stats->dcm_count, rx_stats->ru_alloc_cnt[0],
rx_stats->ru_alloc_cnt[1], rx_stats->ru_alloc_cnt[2],
rx_stats->ru_alloc_cnt[3], rx_stats->ru_alloc_cnt[4],
rx_stats->ru_alloc_cnt[5]);
len += scnprintf(buf + len, size - len, "\n");
spin_unlock_bh(&ar->ab->base_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_rx_stats = {
.read = ath11k_dbg_sta_dump_rx_stats,
.open = simple_open,
.owner = THIS_MODULE,
.llseek = default_llseek,
};
static int
ath11k_dbg_sta_open_htt_peer_stats(struct inode *inode, struct file *file)
{
struct ieee80211_sta *sta = inode->i_private;
struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
struct ath11k *ar = arsta->arvif->ar;
struct debug_htt_stats_req *stats_req;
int ret;
stats_req = vzalloc(sizeof(*stats_req) + ATH11K_HTT_STATS_BUF_SIZE);
if (!stats_req)
return -ENOMEM;
mutex_lock(&ar->conf_mutex);
ar->debug.htt_stats.stats_req = stats_req;
stats_req->type = ATH11K_DBG_HTT_EXT_STATS_PEER_INFO;
memcpy(stats_req->peer_addr, sta->addr, ETH_ALEN);
ret = ath11k_debugfs_htt_stats_req(ar);
mutex_unlock(&ar->conf_mutex);
if (ret < 0)
goto out;
file->private_data = stats_req;
return 0;
out:
vfree(stats_req);
ar->debug.htt_stats.stats_req = NULL;
return ret;
}
static int
ath11k_dbg_sta_release_htt_peer_stats(struct inode *inode, struct file *file)
{
struct ieee80211_sta *sta = inode->i_private;
struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
struct ath11k *ar = arsta->arvif->ar;
mutex_lock(&ar->conf_mutex);
vfree(file->private_data);
ar->debug.htt_stats.stats_req = NULL;
mutex_unlock(&ar->conf_mutex);
return 0;
}
static ssize_t ath11k_dbg_sta_read_htt_peer_stats(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos)
{
struct debug_htt_stats_req *stats_req = file->private_data;
char *buf;
u32 length = 0;
buf = stats_req->buf;
length = min_t(u32, stats_req->buf_len, ATH11K_HTT_STATS_BUF_SIZE);
return simple_read_from_buffer(user_buf, count, ppos, buf, length);
}
static const struct file_operations fops_htt_peer_stats = {
.open = ath11k_dbg_sta_open_htt_peer_stats,
.release = ath11k_dbg_sta_release_htt_peer_stats,
.read = ath11k_dbg_sta_read_htt_peer_stats,
.owner = THIS_MODULE,
.llseek = default_llseek,
};
static ssize_t ath11k_dbg_sta_write_peer_pktlog(struct file *file,
const char __user *buf,
size_t count, loff_t *ppos)
{
struct ieee80211_sta *sta = file->private_data;
struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
struct ath11k *ar = arsta->arvif->ar;
int ret, enable;
mutex_lock(&ar->conf_mutex);
if (ar->state != ATH11K_STATE_ON) {
ret = -ENETDOWN;
goto out;
}
ret = kstrtoint_from_user(buf, count, 0, &enable);
if (ret)
goto out;
ar->debug.pktlog_peer_valid = enable;
memcpy(ar->debug.pktlog_peer_addr, sta->addr, ETH_ALEN);
/* Send peer based pktlog enable/disable */
ret = ath11k_wmi_pdev_peer_pktlog_filter(ar, sta->addr, enable);
if (ret) {
ath11k_warn(ar->ab, "failed to set peer pktlog filter %pM: %d\n",
sta->addr, ret);
goto out;
}
ath11k_dbg(ar->ab, ATH11K_DBG_WMI, "peer pktlog filter set to %d\n",
enable);
ret = count;
out:
mutex_unlock(&ar->conf_mutex);
return ret;
}
static ssize_t ath11k_dbg_sta_read_peer_pktlog(struct file *file,
char __user *ubuf,
size_t count, loff_t *ppos)
{
struct ieee80211_sta *sta = file->private_data;
struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
struct ath11k *ar = arsta->arvif->ar;
char buf[32] = {0};
int len;
mutex_lock(&ar->conf_mutex);
len = scnprintf(buf, sizeof(buf), "%08x %pM\n",
ar->debug.pktlog_peer_valid,
ar->debug.pktlog_peer_addr);
mutex_unlock(&ar->conf_mutex);
return simple_read_from_buffer(ubuf, count, ppos, buf, len);
}
static const struct file_operations fops_peer_pktlog = {
.write = ath11k_dbg_sta_write_peer_pktlog,
.read = ath11k_dbg_sta_read_peer_pktlog,
.open = simple_open,
.owner = THIS_MODULE,
.llseek = default_llseek,
};
static ssize_t ath11k_dbg_sta_write_delba(struct file *file,
const char __user *user_buf,
size_t count, loff_t *ppos)
{
struct ieee80211_sta *sta = file->private_data;
struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
struct ath11k *ar = arsta->arvif->ar;
u32 tid, initiator, reason;
int ret;
char buf[64] = {0};
ret = simple_write_to_buffer(buf, sizeof(buf) - 1, ppos,
user_buf, count);
if (ret <= 0)
return ret;
ret = sscanf(buf, "%u %u %u", &tid, &initiator, &reason);
if (ret != 3)
return -EINVAL;
/* Valid TID values are 0 through 15 */
if (tid > HAL_DESC_REO_NON_QOS_TID - 1)
return -EINVAL;
mutex_lock(&ar->conf_mutex);
if (ar->state != ATH11K_STATE_ON ||
arsta->aggr_mode != ATH11K_DBG_AGGR_MODE_MANUAL) {
ret = count;
goto out;
}
ret = ath11k_wmi_delba_send(ar, arsta->arvif->vdev_id, sta->addr,
tid, initiator, reason);
if (ret) {
ath11k_warn(ar->ab, "failed to send delba: vdev_id %u peer %pM tid %u initiator %u reason %u\n",
arsta->arvif->vdev_id, sta->addr, tid, initiator,
reason);
}
ret = count;
out:
mutex_unlock(&ar->conf_mutex);
return ret;
}
static const struct file_operations fops_delba = {
.write = ath11k_dbg_sta_write_delba,
.open = simple_open,
.owner = THIS_MODULE,
.llseek = default_llseek,
};
static ssize_t ath11k_dbg_sta_write_addba_resp(struct file *file,
const char __user *user_buf,
size_t count, loff_t *ppos)
{
struct ieee80211_sta *sta = file->private_data;
struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
struct ath11k *ar = arsta->arvif->ar;
u32 tid, status;
int ret;
char buf[64] = {0};
ret = simple_write_to_buffer(buf, sizeof(buf) - 1, ppos,
user_buf, count);
if (ret <= 0)
return ret;
ret = sscanf(buf, "%u %u", &tid, &status);
if (ret != 2)
return -EINVAL;
/* Valid TID values are 0 through 15 */
if (tid > HAL_DESC_REO_NON_QOS_TID - 1)
return -EINVAL;
mutex_lock(&ar->conf_mutex);
if (ar->state != ATH11K_STATE_ON ||
arsta->aggr_mode != ATH11K_DBG_AGGR_MODE_MANUAL) {
ret = count;
goto out;
}
ret = ath11k_wmi_addba_set_resp(ar, arsta->arvif->vdev_id, sta->addr,
tid, status);
if (ret) {
ath11k_warn(ar->ab, "failed to send addba response: vdev_id %u peer %pM tid %u status%u\n",
arsta->arvif->vdev_id, sta->addr, tid, status);
}
ret = count;
out:
mutex_unlock(&ar->conf_mutex);
return ret;
}
static const struct file_operations fops_addba_resp = {
.write = ath11k_dbg_sta_write_addba_resp,
.open = simple_open,
.owner = THIS_MODULE,
.llseek = default_llseek,
};
static ssize_t ath11k_dbg_sta_write_addba(struct file *file,
const char __user *user_buf,
size_t count, loff_t *ppos)
{
struct ieee80211_sta *sta = file->private_data;
struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
struct ath11k *ar = arsta->arvif->ar;
u32 tid, buf_size;
int ret;
char buf[64] = {0};
ret = simple_write_to_buffer(buf, sizeof(buf) - 1, ppos,
user_buf, count);
if (ret <= 0)
return ret;
ret = sscanf(buf, "%u %u", &tid, &buf_size);
if (ret != 2)
return -EINVAL;
/* Valid TID values are 0 through 15 */
if (tid > HAL_DESC_REO_NON_QOS_TID - 1)
return -EINVAL;
mutex_lock(&ar->conf_mutex);
if (ar->state != ATH11K_STATE_ON ||
arsta->aggr_mode != ATH11K_DBG_AGGR_MODE_MANUAL) {
ret = count;
goto out;
}
ret = ath11k_wmi_addba_send(ar, arsta->arvif->vdev_id, sta->addr,
tid, buf_size);
if (ret) {
ath11k_warn(ar->ab, "failed to send addba request: vdev_id %u peer %pM tid %u buf_size %u\n",
arsta->arvif->vdev_id, sta->addr, tid, buf_size);
}
ret = count;
out:
mutex_unlock(&ar->conf_mutex);
return ret;
}
static const struct file_operations fops_addba = {
.write = ath11k_dbg_sta_write_addba,
.open = simple_open,
.owner = THIS_MODULE,
.llseek = default_llseek,
};
static ssize_t ath11k_dbg_sta_read_aggr_mode(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos)
{
struct ieee80211_sta *sta = file->private_data;
struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
struct ath11k *ar = arsta->arvif->ar;
char buf[64];
int len = 0;
mutex_lock(&ar->conf_mutex);
len = scnprintf(buf, sizeof(buf) - len,
"aggregation mode: %s\n\n%s\n%s\n",
(arsta->aggr_mode == ATH11K_DBG_AGGR_MODE_AUTO) ?
"auto" : "manual", "auto = 0", "manual = 1");
mutex_unlock(&ar->conf_mutex);
return simple_read_from_buffer(user_buf, count, ppos, buf, len);
}
static ssize_t ath11k_dbg_sta_write_aggr_mode(struct file *file,
const char __user *user_buf,
size_t count, loff_t *ppos)
{
struct ieee80211_sta *sta = file->private_data;
struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
struct ath11k *ar = arsta->arvif->ar;
u32 aggr_mode;
int ret;
if (kstrtouint_from_user(user_buf, count, 0, &aggr_mode))
return -EINVAL;
if (aggr_mode >= ATH11K_DBG_AGGR_MODE_MAX)
return -EINVAL;
mutex_lock(&ar->conf_mutex);
if (ar->state != ATH11K_STATE_ON ||
aggr_mode == arsta->aggr_mode) {
ret = count;
goto out;
}
ret = ath11k_wmi_addba_clear_resp(ar, arsta->arvif->vdev_id, sta->addr);
if (ret) {
ath11k_warn(ar->ab, "failed to clear addba session ret: %d\n",
ret);
goto out;
}
arsta->aggr_mode = aggr_mode;
out:
mutex_unlock(&ar->conf_mutex);
return ret;
}
static const struct file_operations fops_aggr_mode = {
.read = ath11k_dbg_sta_read_aggr_mode,
.write = ath11k_dbg_sta_write_aggr_mode,
.open = simple_open,
.owner = THIS_MODULE,
.llseek = default_llseek,
};
static ssize_t
ath11k_write_htt_peer_stats_reset(struct file *file,
const char __user *user_buf,
size_t count, loff_t *ppos)
{
struct ieee80211_sta *sta = file->private_data;
struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
struct ath11k *ar = arsta->arvif->ar;
struct htt_ext_stats_cfg_params cfg_params = { 0 };
int ret;
u8 type;
ret = kstrtou8_from_user(user_buf, count, 0, &type);
if (ret)
return ret;
if (!type)
return ret;
mutex_lock(&ar->conf_mutex);
cfg_params.cfg0 = HTT_STAT_PEER_INFO_MAC_ADDR;
cfg_params.cfg0 |= FIELD_PREP(GENMASK(15, 1),
HTT_PEER_STATS_REQ_MODE_FLUSH_TQM);
cfg_params.cfg1 = HTT_STAT_DEFAULT_PEER_REQ_TYPE;
cfg_params.cfg2 |= FIELD_PREP(GENMASK(7, 0), sta->addr[0]);
cfg_params.cfg2 |= FIELD_PREP(GENMASK(15, 8), sta->addr[1]);
cfg_params.cfg2 |= FIELD_PREP(GENMASK(23, 16), sta->addr[2]);
cfg_params.cfg2 |= FIELD_PREP(GENMASK(31, 24), sta->addr[3]);
cfg_params.cfg3 |= FIELD_PREP(GENMASK(7, 0), sta->addr[4]);
cfg_params.cfg3 |= FIELD_PREP(GENMASK(15, 8), sta->addr[5]);
cfg_params.cfg3 |= ATH11K_HTT_PEER_STATS_RESET;
ret = ath11k_dp_tx_htt_h2t_ext_stats_req(ar,
ATH11K_DBG_HTT_EXT_STATS_PEER_INFO,
&cfg_params,
0ULL);
if (ret) {
ath11k_warn(ar->ab, "failed to send htt peer stats request: %d\n", ret);
mutex_unlock(&ar->conf_mutex);
return ret;
}
mutex_unlock(&ar->conf_mutex);
ret = count;
return ret;
}
static const struct file_operations fops_htt_peer_stats_reset = {
.write = ath11k_write_htt_peer_stats_reset,
.open = simple_open,
.owner = THIS_MODULE,
.llseek = default_llseek,
};
void ath11k_debugfs_sta_op_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, struct dentry *dir)
{
struct ath11k *ar = hw->priv;
if (ath11k_debugfs_is_extd_tx_stats_enabled(ar))
debugfs_create_file("tx_stats", 0400, dir, sta,
&fops_tx_stats);
if (ath11k_debugfs_is_extd_rx_stats_enabled(ar))
debugfs_create_file("rx_stats", 0400, dir, sta,
&fops_rx_stats);
debugfs_create_file("htt_peer_stats", 0400, dir, sta,
&fops_htt_peer_stats);
debugfs_create_file("peer_pktlog", 0644, dir, sta,
&fops_peer_pktlog);
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);
if (test_bit(WMI_TLV_SERVICE_PER_PEER_HTT_STATS_RESET,
ar->ab->wmi_ab.svc_map))
debugfs_create_file("htt_peer_stats_reset", 0600, dir, sta,
&fops_htt_peer_stats_reset);
}
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