mt76: clear false CCA counters after changing gain settings

They will be read on the next calibration step without gain change and
must not count earlier events

Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2_phy.c b/drivers/net/wireless/mediatek/mt76/mt76x2_phy.c
index a2c3f0e35f8630bc633467607868f7ca2e926820..51fd7ddfa8f5fcc050a33f1f331549dd9981b5e0 100644 (file)
--- a/drivers/net/wireless/mediatek/mt76/mt76x2_phy.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x2_phy.c
@@ -559,6 +559,9 @@ mt76x2_phy_update_channel_gain(struct mt76x2_dev *dev)
        dev->cal.agc_gain_cur[1] = gain[1] - gain_delta;
        dev->cal.agc_gain_adjust = 0;
        mt76x2_phy_set_gain_val(dev);
+
+       /* clear false CCA counters */
+       mt76_rr(dev, MT_RX_STAT_1);
 }
 
 int mt76x2_phy_set_channel(struct mt76x2_dev *dev,