diff mbox series

[v2,6/8] mt76: mt7921: add flush operation

Message ID 6bb7f2f4862cebfe84c42fbfb332585bc56df910.1613755428.git.lorenzo@kernel.org
State New
Headers show
Series [v2,1/8] mt76: mt7921: fix suspend/resume sequence | expand

Commit Message

Lorenzo Bianconi Feb. 19, 2021, 5:28 p.m. UTC 
From: Sean Wang <sean.wang@mediatek.com>

add flush operation to make sure cfg80211_mlme_deauth is able to flush
the deauthtication frame into air immediately.

Co-developed-by: YN Chen <YN.Chen@mediatek.com>
Signed-off-by: YN Chen <YN.Chen@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
 drivers/net/wireless/mediatek/mt76/mt7921/main.c | 10 ++++++++++
 1 file changed, 10 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/main.c b/drivers/net/wireless/mediatek/mt76/mt7921/main.c
index 11d85cf9cfb8..f7552f5201b4 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/main.c
@@ -1137,6 +1137,15 @@  static void mt7921_set_rekey_data(struct ieee80211_hw *hw,
 }
 #endif /* CONFIG_PM */
 
+static void mt7921_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
+			 u32 queues, bool drop)
+{
+	struct mt7921_dev *dev = mt7921_hw_dev(hw);
+
+	wait_event_timeout(dev->mt76.tx_wait, !mt76_has_tx_pending(&dev->mphy),
+			   HZ / 2);
+}
+
 const struct ieee80211_ops mt7921_ops = {
 	.tx = mt7921_tx,
 	.start = mt7921_start,
@@ -1175,4 +1184,5 @@  const struct ieee80211_ops mt7921_ops = {
 	.set_wakeup = mt7921_set_wakeup,
 	.set_rekey_data = mt7921_set_rekey_data,
 #endif /* CONFIG_PM */
+	.flush = mt7921_flush,
 };