recipes-wifi/linux-mt76/files/patches-3.x/1013-wifi-mt76-mt7996-get-tx_retries-and-tx_fails-from-tx.patch

From 3a58791cef81709963d654d520fab9f1b7987e7b Mon Sep 17 00:00:00 2001
From: Yi-Chia Hsieh <yi-chia.hsieh@mediatek.com>
Date: Thu, 11 May 2023 09:14:28 +0800
Subject: [PATCH 1013/1015] wifi: mt76: mt7996: get tx_retries and tx_fails
 from txfree

Signed-off-by: Yi-Chia Hsieh <yi-chia.hsieh@mediatek.com>
---
 mt7996/mac.c  | 20 +++++++++++++++-----
 mt7996/mac.h  |  6 ++++--
 mt7996/main.c |  6 ++++++
 3 files changed, 25 insertions(+), 7 deletions(-)

diff --git a/mt7996/mac.c b/mt7996/mac.c
index 3dc5cdae..bee4a8ae 100644
--- a/mt7996/mac.c
+++ b/mt7996/mac.c
@@ -1240,6 +1240,7 @@ mt7996_mac_tx_free(struct mt7996_dev *dev, void *data, int len)
 	struct mt76_phy *phy3 = mdev->phys[MT_BAND2];
 	struct mt76_txwi_cache *txwi;
 	struct ieee80211_sta *sta = NULL;
+	struct mt76_wcid *wcid;
 	LIST_HEAD(free_list);
 	struct sk_buff *skb, *tmp;
 	void *end = data + len;
@@ -1258,7 +1259,7 @@ mt7996_mac_tx_free(struct mt7996_dev *dev, void *data, int len)
 		mt76_queue_tx_cleanup(dev, phy3->q_tx[MT_TXQ_BE], false);
 	}
 
-	if (WARN_ON_ONCE(le32_get_bits(tx_free[1], MT_TXFREE1_VER) < 4))
+	if (WARN_ON_ONCE(le32_get_bits(tx_free[1], MT_TXFREE1_VER) < 5))
 		return;
 
 	total = le32_get_bits(tx_free[0], MT_TXFREE0_MSDU_CNT);
@@ -1274,10 +1275,9 @@ mt7996_mac_tx_free(struct mt7996_dev *dev, void *data, int len)
 		info = le32_to_cpu(*cur_info);
 		if (info & MT_TXFREE_INFO_PAIR) {
 			struct mt7996_sta *msta;
-			struct mt76_wcid *wcid;
 			u16 idx;
 
-			idx = FIELD_GET(MT_TXFREE_INFO_WLAN_ID, info);
+			idx = FIELD_GET(MT_TXFREE_INFO_MLD_ID, info);
 			wcid = rcu_dereference(dev->mt76.wcid[idx]);
 			sta = wcid_to_sta(wcid);
 			if (!sta)
@@ -1289,10 +1289,20 @@ mt7996_mac_tx_free(struct mt7996_dev *dev, void *data, int len)
 				list_add_tail(&msta->poll_list, &dev->sta_poll_list);
 			spin_unlock_bh(&dev->sta_poll_lock);
 			continue;
-		}
+		} else if (info & MT_TXFREE_INFO_HEADER) {
+			if (!mtk_wed_device_active(&mdev->mmio.wed) && wcid) {
+				u32 tx_retries = 0, tx_failed = 0;
+
+				tx_retries =
+					FIELD_GET(MT_TXFREE_INFO_TX_COUNT, info) - 1;
+				tx_failed = tx_retries +
+					!!FIELD_GET(MT_TXFREE_INFO_STAT, info);
 
-		if (info & MT_TXFREE_INFO_HEADER)
+				wcid->stats.tx_retries += tx_retries;
+				wcid->stats.tx_failed += tx_failed;
+			}
 			continue;
+		}
 
 		for (i = 0; i < 2; i++) {
 			msdu = (info >> (15 * i)) & MT_TXFREE_INFO_MSDU_ID;
diff --git a/mt7996/mac.h b/mt7996/mac.h
index bc4e6c55..74ad1e81 100644
--- a/mt7996/mac.h
+++ b/mt7996/mac.h
@@ -256,11 +256,13 @@ enum tx_mgnt_type {
 #define MT_TXFREE0_MSDU_CNT		GENMASK(25, 16)
 #define MT_TXFREE0_RX_BYTE		GENMASK(15, 0)
 
-#define MT_TXFREE1_VER			GENMASK(18, 16)
+#define MT_TXFREE1_VER			GENMASK(19, 16)
 
 #define MT_TXFREE_INFO_PAIR		BIT(31)
 #define MT_TXFREE_INFO_HEADER		BIT(30)
-#define MT_TXFREE_INFO_WLAN_ID		GENMASK(23, 12)
+#define MT_TXFREE_INFO_TX_COUNT		GENMASK(27, 24)
+#define MT_TXFREE_INFO_STAT		GENMASK(29, 28)
+#define MT_TXFREE_INFO_MLD_ID		GENMASK(23, 12)
 #define MT_TXFREE_INFO_MSDU_ID		GENMASK(14, 0)
 
 #define MT_TXS0_BW			GENMASK(31, 29)
diff --git a/mt7996/main.c b/mt7996/main.c
index 71c346cb..f0bdec6b 100644
--- a/mt7996/main.c
+++ b/mt7996/main.c
@@ -1024,6 +1024,12 @@ static void mt7996_sta_statistics(struct ieee80211_hw *hw,
 	sinfo->txrate.flags = txrate->flags;
 	sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE);
 
+	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->ack_signal = (s8)msta->ack_signal;
 	sinfo->filled |= BIT_ULL(NL80211_STA_INFO_ACK_SIGNAL);
 
-- 
2.39.2