This is a note to let you know that I've just added the patch titled
mt76: mt7921: fix endianness in mt7921_mcu_tx_done_event
to the 5.14-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
mt76-mt7921-fix-endianness-in-mt7921_mcu_tx_done_eve.patch
and it can be found in the queue-5.14 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 4845d0477a45de5c0eb3176998b482f9331025c1
Author: Lorenzo Bianconi <lorenzo@xxxxxxxxxx>
Date: Sat Jun 19 20:18:19 2021 +0200
mt76: mt7921: fix endianness in mt7921_mcu_tx_done_event
[ Upstream commit df040215c077de0c13aab12c222bd0360a0d3988 ]
Fix endianness in mt7921_mcu_tx_done_event event reported by the
firmware.
Fixes: 3cce2b98e0241 ("mt76: mt7921: introduce mac tx done handling")
Signed-off-by: Lorenzo Bianconi <lorenzo@xxxxxxxxxx>
Signed-off-by: Felix Fietkau <nbd@xxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c
index 9fbaacc67cfad..68840e55ede7a 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c
@@ -532,7 +532,8 @@ mt7921_mcu_tx_done_event(struct mt7921_dev *dev, struct sk_buff *skb)
peer.g8 = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80);
peer.g16 = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160);
mt7921_mcu_tx_rate_parse(mphy->mt76, &peer,
- &msta->stats.tx_rate, event->tx_rate);
+ &msta->stats.tx_rate,
+ le16_to_cpu(event->tx_rate));
spin_lock_bh(&dev->sta_poll_lock);
break;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.h
index de3c091f67368..42e7271848956 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.h
@@ -296,11 +296,11 @@ struct mt7921_txpwr_event {
struct mt7921_mcu_tx_done_event {
u8 pid;
u8 status;
- u16 seq;
+ __le16 seq;
u8 wlan_idx;
u8 tx_cnt;
- u16 tx_rate;
+ __le16 tx_rate;
u8 flag;
u8 tid;
@@ -312,9 +312,9 @@ struct mt7921_mcu_tx_done_event {
u8 reason;
u8 rsv0[1];
- u32 delay;
- u32 timestamp;
- u32 applied_flag;
+ __le32 delay;
+ __le32 timestamp;
+ __le32 applied_flag;
u8 txs[28];
