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wifi: mt76: mt7921e: report tx retries/failed counts in tx free event

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Get missing tx retries/failed counts from txfree done events and report
them via mt7921_sta_statistics().

Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Reviewed-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Deren Wu 2023-05-15 23:18:50 +08:00 committed by Felix Fietkau
parent 6bad146d16
commit 9aecfa754c
3 changed files with 14 additions and 2 deletions
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2
drivers/net/wireless/mediatek/mt76/mt76_connac2_mac.h
View File

@ -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)

8
drivers/net/wireless/mediatek/mt76/mt7921/mac.c
View File

@ -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;

6
drivers/net/wireless/mediatek/mt76/mt7921/main.c
View File

@ -1399,6 +1399,12 @@ 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);