From 5b94045f927e4f3d007509a4a823318278d4326d Mon Sep 17 00:00:00 2001
From: Lorenzo Bianconi <lorenzo@kernel.org>
Date: Wed, 12 Jan 2022 18:53:53 +0100
Subject: [PATCH] mt76: mt7915: report radar pattern if detected by rdd2

Report radar pattern to mac80211 if detected by the
offchannel chain.

Tested-by: Evelyn Tsai <evelyn.tsai@mediatek.com>
Tested-by: Owen Peng <owen.peng@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
 mt7915/mcu.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/mt7915/mcu.c b/mt7915/mcu.c
index 3752dc01..c60b7d8c 100644
--- a/mt7915/mcu.c
+++ b/mt7915/mcu.c
@@ -358,7 +358,12 @@ mt7915_mcu_rx_radar_detected(struct mt7915_dev *dev, struct sk_buff *skb)
 	if (r->band_idx && dev->mt76.phy2)
 		mphy = dev->mt76.phy2;
 
-	ieee80211_radar_detected(mphy->hw);
+	if (r->band_idx == MT_RX_SEL2)
+		cfg80211_background_radar_event(mphy->hw->wiphy,
+						&dev->rdd2_chandef,
+						GFP_ATOMIC);
+	else
+		ieee80211_radar_detected(mphy->hw);
 	dev->hw_pattern++;
 }