1 files changed, 23 insertions, 4 deletions

diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/init.c b/drivers/net/wireless/mediatek/mt76/mt7921/init.c
index 7d6a9d746011..ef0c721d26e3 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/init.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/init.c
@@ -110,24 +110,42 @@ mt7921_regd_channel_update(struct wiphy *wiphy, struct mt792x_dev *dev)
 	}
 }
 
+void mt7921_regd_update(struct mt792x_dev *dev)
+{
+	struct mt76_dev *mdev = &dev->mt76;
+	struct ieee80211_hw *hw = mdev->hw;
+	struct wiphy *wiphy = hw->wiphy;
+
+	mt7921_mcu_set_clc(dev, mdev->alpha2, dev->country_ie_env);
+	mt7921_regd_channel_update(wiphy, dev);
+	mt76_connac_mcu_set_channel_domain(hw->priv);
+	mt7921_set_tx_sar_pwr(hw, NULL);
+}
+EXPORT_SYMBOL_GPL(mt7921_regd_update);
+
 static void
 mt7921_regd_notifier(struct wiphy *wiphy,
 		     struct regulatory_request *request)
 {
 	struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy);
 	struct mt792x_dev *dev = mt792x_hw_dev(hw);
+	struct mt76_connac_pm *pm = &dev->pm;
 
 	memcpy(dev->mt76.alpha2, request->alpha2, sizeof(dev->mt76.alpha2));
 	dev->mt76.region = request->dfs_region;
 	dev->country_ie_env = request->country_ie_env;
 
+	if (pm->suspended)
+		return;
+
+	dev->regd_in_progress = true;
+
 	mt792x_mutex_acquire(dev);
-	mt7921_mcu_set_clc(dev, request->alpha2, request->country_ie_env);
-	mt76_connac_mcu_set_channel_domain(hw->priv);
-	mt7921_set_tx_sar_pwr(hw, NULL);
+	mt7921_regd_update(dev);
 	mt792x_mutex_release(dev);
 
-	mt7921_regd_channel_update(wiphy, dev);
+	dev->regd_in_progress = false;
+	wake_up(&dev->wait);
 }
 
 int mt7921_mac_init(struct mt792x_dev *dev)
@@ -248,6 +266,7 @@ int mt7921_register_device(struct mt792x_dev *dev)
 	spin_lock_init(&dev->pm.wake.lock);
 	mutex_init(&dev->pm.mutex);
 	init_waitqueue_head(&dev->pm.wait);
+	init_waitqueue_head(&dev->wait);
 	if (mt76_is_sdio(&dev->mt76))
 		init_waitqueue_head(&dev->mt76.sdio.wait);
 	spin_lock_init(&dev->pm.txq_lock);