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mt76x2: fix avg_rssi estimation

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Add leftover filter coefficients in IIR rssi estimation

Fixes: 7bc04215a66b ("mt76: add driver code for MT76x2e")
Signed-off-by: Lorenzo Bianconi <[email protected]>
This commit is contained in:
Lorenzo Bianconi
2018-05-03 13:38:49 +02:00
committed by Felix Fietkau
parent e2eedc9229
commit b2ecc529b4
1 changed files with 4 additions and 2 deletions
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mt76x2_phy.c
+4 -2
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@@ -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;