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authorAnilkumar Kolli <akolli@codeaurora.org>2018-10-12 08:03:28 +0200
committerKalle Valo <kvalo@codeaurora.org>2018-11-05 11:07:12 +0100
commite88975ca37d10a486cf3a3c7199a669eb393c123 (patch)
tree7da3fe3bde83657dd6223a188ea3c0f0c84bc63f
parentath10k: add support for WCN3990 firmware crash recovery (diff)
downloadlinux-e88975ca37d10a486cf3a3c7199a669eb393c123.tar.xz
linux-e88975ca37d10a486cf3a3c7199a669eb393c123.zip
ath10k: dump tx stats in rate table format
This patch adds the tx statistics pkts/bytes dump in rate table format. Dump format table is similar to http://mcsindex.com/ Tested on QCA9984/QCA4019/QCA988x Firmware: 10.4-3.5.3-00057 10.2.4-1.0-00037 command: cat /sys/kernel/debug/ieee80211/phy0/netdev\:wlan0/ stations/<MACADDR>/tx_stats Signed-off-by: Anilkumar Kolli <akolli@codeaurora.org> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
-rw-r--r--drivers/net/wireless/ath/ath10k/core.h1
-rw-r--r--drivers/net/wireless/ath/ath10k/debugfs_sta.c12
-rw-r--r--drivers/net/wireless/ath/ath10k/htt_rx.c17
-rw-r--r--drivers/net/wireless/ath/ath10k/wmi.h1
4 files changed, 29 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h
index 009a4936a7ed..7d8d4e004e31 100644
--- a/drivers/net/wireless/ath/ath10k/core.h
+++ b/drivers/net/wireless/ath/ath10k/core.h
@@ -474,6 +474,7 @@ struct ath10k_htt_data_stats {
u64 bw[ATH10K_COUNTER_TYPE_MAX][ATH10K_BW_NUM];
u64 nss[ATH10K_COUNTER_TYPE_MAX][ATH10K_NSS_NUM];
u64 gi[ATH10K_COUNTER_TYPE_MAX][ATH10K_GI_NUM];
+ u64 rate_table[ATH10K_COUNTER_TYPE_MAX][ATH10K_RATE_TABLE_NUM];
};
struct ath10k_htt_tx_stats {
diff --git a/drivers/net/wireless/ath/ath10k/debugfs_sta.c b/drivers/net/wireless/ath/ath10k/debugfs_sta.c
index b09cdc699c69..0f3fd65a459e 100644
--- a/drivers/net/wireless/ath/ath10k/debugfs_sta.c
+++ b/drivers/net/wireless/ath/ath10k/debugfs_sta.c
@@ -665,7 +665,7 @@ static ssize_t ath10k_dbg_sta_dump_tx_stats(struct file *file,
"retry", "ampdu"};
const char *str[ATH10K_COUNTER_TYPE_MAX] = {"bytes", "packets"};
int len = 0, i, j, k, retval = 0;
- const int size = 2 * 4096;
+ const int size = 16 * 4096;
char *buf;
buf = kzalloc(size, GFP_KERNEL);
@@ -719,6 +719,16 @@ static ssize_t ath10k_dbg_sta_dump_tx_stats(struct file *file,
len += scnprintf(buf + len, size - len, "%llu ",
stats->legacy[j][i]);
len += scnprintf(buf + len, size - len, "\n");
+ len += scnprintf(buf + len, size - len,
+ " Rate table %s (1,2 ... Mbps)\n ",
+ str[j]);
+ for (i = 0; i < ATH10K_RATE_TABLE_NUM; i++) {
+ len += scnprintf(buf + len, size - len, "%llu ",
+ stats->rate_table[j][i]);
+ if (!((i + 1) % 8))
+ len +=
+ scnprintf(buf + len, size - len, "\n ");
+ }
}
}
diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c
index ffec98f7be50..984b0458d077 100644
--- a/drivers/net/wireless/ath/ath10k/htt_rx.c
+++ b/drivers/net/wireless/ath/ath10k/htt_rx.c
@@ -2650,7 +2650,7 @@ ath10k_accumulate_per_peer_tx_stats(struct ath10k *ar,
{
struct rate_info *txrate = &arsta->txrate;
struct ath10k_htt_tx_stats *tx_stats;
- int ht_idx, gi, mcs, bw, nss;
+ int idx, ht_idx, gi, mcs, bw, nss;
if (!arsta->tx_stats)
return;
@@ -2661,6 +2661,8 @@ ath10k_accumulate_per_peer_tx_stats(struct ath10k *ar,
mcs = txrate->mcs;
bw = txrate->bw;
nss = txrate->nss;
+ idx = mcs * 8 + 8 * 10 * nss;
+ idx += bw * 2 + gi;
#define STATS_OP_FMT(name) tx_stats->stats[ATH10K_STATS_TYPE_##name]
@@ -2709,12 +2711,16 @@ ath10k_accumulate_per_peer_tx_stats(struct ath10k *ar,
pstats->succ_bytes + pstats->retry_bytes;
STATS_OP_FMT(AMPDU).gi[0][gi] +=
pstats->succ_bytes + pstats->retry_bytes;
+ STATS_OP_FMT(AMPDU).rate_table[0][idx] +=
+ pstats->succ_bytes + pstats->retry_bytes;
STATS_OP_FMT(AMPDU).bw[1][bw] +=
pstats->succ_pkts + pstats->retry_pkts;
STATS_OP_FMT(AMPDU).nss[1][nss] +=
pstats->succ_pkts + pstats->retry_pkts;
STATS_OP_FMT(AMPDU).gi[1][gi] +=
pstats->succ_pkts + pstats->retry_pkts;
+ STATS_OP_FMT(AMPDU).rate_table[1][idx] +=
+ pstats->succ_pkts + pstats->retry_pkts;
} else {
tx_stats->ack_fails +=
ATH10K_HW_BA_FAIL(pstats->flags);
@@ -2743,6 +2749,15 @@ ath10k_accumulate_per_peer_tx_stats(struct ath10k *ar,
STATS_OP_FMT(RETRY).bw[1][bw] += pstats->retry_pkts;
STATS_OP_FMT(RETRY).nss[1][nss] += pstats->retry_pkts;
STATS_OP_FMT(RETRY).gi[1][gi] += pstats->retry_pkts;
+
+ if (txrate->flags >= RATE_INFO_FLAGS_MCS) {
+ STATS_OP_FMT(SUCC).rate_table[0][idx] += pstats->succ_bytes;
+ STATS_OP_FMT(SUCC).rate_table[1][idx] += pstats->succ_pkts;
+ STATS_OP_FMT(FAIL).rate_table[0][idx] += pstats->failed_bytes;
+ STATS_OP_FMT(FAIL).rate_table[1][idx] += pstats->failed_pkts;
+ STATS_OP_FMT(RETRY).rate_table[0][idx] += pstats->retry_bytes;
+ STATS_OP_FMT(RETRY).rate_table[1][idx] += pstats->retry_pkts;
+ }
}
static void
diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h
index f7badd079051..4971d610f567 100644
--- a/drivers/net/wireless/ath/ath10k/wmi.h
+++ b/drivers/net/wireless/ath/ath10k/wmi.h
@@ -4991,6 +4991,7 @@ enum wmi_rate_preamble {
#define ATH10K_LEGACY_NUM 12
#define ATH10K_GI_NUM 2
#define ATH10K_HT_MCS_NUM 32
+#define ATH10K_RATE_TABLE_NUM 320
/* Value to disable fixed rate setting */
#define WMI_FIXED_RATE_NONE (0xff)