[PATCH] wifi: mt76: mt7921e: report tx retries/failed counts in tx free event
Deren Wu
deren.wu at mediatek.com
Mon May 15 08:18:50 PDT 2023
Get missing tx retries/failed counts from txfree done events and report
them via mt7921_sta_statistics().
Signed-off-by: Deren Wu <deren.wu at mediatek.com>
---
v1: based on "[v3,1/6] wifi: mt76: mt7915: report tx retries/failed counts for non-WED path"
https://patchwork.kernel.org/project/linux-wireless/patch/e3cddf1cff5f060478c2de9e4e4021541549e750.1683670255.git.ryder.lee@mediatek.com/
---
drivers/net/wireless/mediatek/mt76/mt76_connac2_mac.h | 2 +-
drivers/net/wireless/mediatek/mt76/mt7921/mac.c | 8 +++++++-
drivers/net/wireless/mediatek/mt76/mt7921/main.c | 6 ++++++
3 files changed, 14 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac2_mac.h b/drivers/net/wireless/mediatek/mt76/mt76_connac2_mac.h
index a5ec0f631385..cb612d7c7616 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76_connac2_mac.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76_connac2_mac.h
@@ -34,7 +34,7 @@ enum {
#define MT_TX_FREE_MSDU_CNT GENMASK(9, 0)
#define MT_TX_FREE_WLAN_ID GENMASK(23, 14)
-#define MT_TX_FREE_LATENCY GENMASK(12, 0)
+#define MT_TX_FREE_COUNT GENMASK(12, 0)
/* 0: success, others: dropped */
#define MT_TX_FREE_STATUS GENMASK(14, 13)
#define MT_TX_FREE_MSDU_ID GENMASK(30, 16)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
index 1675bf520481..a3d31b69217b 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
@@ -614,6 +614,7 @@ static void mt7921_mac_tx_free(struct mt7921_dev *dev, void *data, int len)
struct mt76_dev *mdev = &dev->mt76;
struct mt76_txwi_cache *txwi;
struct ieee80211_sta *sta = NULL;
+ struct mt76_wcid *wcid = NULL;
struct sk_buff *skb, *tmp;
void *end = data + len;
LIST_HEAD(free_list);
@@ -637,7 +638,6 @@ static void mt7921_mac_tx_free(struct mt7921_dev *dev, void *data, int len)
*/
if (info & MT_TX_FREE_PAIR) {
struct mt7921_sta *msta;
- struct mt76_wcid *wcid;
u16 idx;
count++;
@@ -658,6 +658,12 @@ static void mt7921_mac_tx_free(struct mt7921_dev *dev, void *data, int len)
msdu = FIELD_GET(MT_TX_FREE_MSDU_ID, info);
stat = FIELD_GET(MT_TX_FREE_STATUS, info);
+ if (wcid) {
+ wcid->stats.tx_retries +=
+ FIELD_GET(MT_TX_FREE_COUNT, info) - 1;
+ wcid->stats.tx_failed += !!stat;
+ }
+
txwi = mt76_token_release(mdev, msdu, &wake);
if (!txwi)
continue;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/main.c b/drivers/net/wireless/mediatek/mt76/mt7921/main.c
index 0c9a472bc81a..418a1fa67477 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/main.c
@@ -1400,6 +1400,12 @@ static void mt7921_sta_statistics(struct ieee80211_hw *hw,
sinfo->txrate.he_dcm = txrate->he_dcm;
sinfo->txrate.he_ru_alloc = txrate->he_ru_alloc;
}
+ sinfo->tx_failed = msta->wcid.stats.tx_failed;
+ sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_FAILED);
+
+ sinfo->tx_retries = msta->wcid.stats.tx_retries;
+ sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_RETRIES);
+
sinfo->txrate.flags = txrate->flags;
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE);
--
2.18.0
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