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Commit c990affd authored by Lorenzo Bianconi's avatar Lorenzo Bianconi Committed by Kalle Valo
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mt76x2: fix avg_rssi estimation 



Add leftover filter coefficients in IIR rssi estimation

Fixes: 7bc04215 ("mt76: add driver code for MT76x2e")
Signed-off-by: default avatarLorenzo Bianconi <lorenzo.bianconi@redhat.com>
Acked-by: default avatarFelix Fietkau <nbd@nbd.name>
Signed-off-by: default avatarKalle Valo <kvalo@codeaurora.org>
parent 7e7939e8

drivers/net/wireless/mediatek/mt76/mt76x2_phy.c

+4 −2
Original line number Diff line number Diff line
@@ -508,8 +508,10 @@ mt76x2_phy_update_channel_gain(struct mt76x2_dev *dev) 
	u8 gain_delta;

	int low_gain;



	dev->cal.avg_rssi[0] = (dev->cal.avg_rssi[0] * 15) / 16 + (rssi0 << 8);

	dev->cal.avg_rssi[1] = (dev->cal.avg_rssi[1] * 15) / 16 + (rssi1 << 8);

	dev->cal.avg_rssi[0] = (dev->cal.avg_rssi[0] * 15) / 16 +

			       (rssi0 << 8) / 16;

	dev->cal.avg_rssi[1] = (dev->cal.avg_rssi[1] * 15) / 16 +

			       (rssi1 << 8) / 16;

	dev->cal.avg_rssi_all = (dev->cal.avg_rssi[0] +

				 dev->cal.avg_rssi[1]) / 512;