2022-07-25 08:28:59

by Lorenzo Bianconi

[permalink] [raw]
Subject: [PATCH] mt76: mt7615: add mt7615_mutex_acquire/release in mt7615_sta_set_decap_offload

Similar to mt7921 driver, introduce mt7615_mutex_acquire/release in
mt7615_sta_set_decap_offload in order to avoid sending mcu commands
while the device is in low-power state.

Fixes: d4b98c63d7a77 ("mt76: mt7615: add support for rx decapsulation offload")
Signed-off-by: Lorenzo Bianconi <[email protected]>
---
drivers/net/wireless/mediatek/mt76/mt7615/main.c | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/main.c b/drivers/net/wireless/mediatek/mt76/mt7615/main.c
index 9bf8545c8c17..8d4733f87cda 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/main.c
@@ -1195,12 +1195,16 @@ static void mt7615_sta_set_decap_offload(struct ieee80211_hw *hw,
struct mt7615_dev *dev = mt7615_hw_dev(hw);
struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv;

+ mt7615_mutex_acquire(dev);
+
if (enabled)
set_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags);
else
clear_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags);

mt7615_mcu_set_sta_decap_offload(dev, vif, sta);
+
+ mt7615_mutex_release(dev);
}

#ifdef CONFIG_PM
--
2.36.1