Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 4.17 229/336] mt76x2: fix avg_rssi estimation | Date | Wed, 1 Aug 2018 18:49:24 +0200 |
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4.17-stable review patch. If anyone has any objections, please let me know.
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From: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
[ Upstream commit c990affd5abce1f338ac52539e092dad04647fb6 ]
Add leftover filter coefficients in IIR rssi estimation
Fixes: 7bc04215a66b ("mt76: add driver code for MT76x2e") Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com> Acked-by: Felix Fietkau <nbd@nbd.name> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> Signed-off-by: Sasha Levin <alexander.levin@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/net/wireless/mediatek/mt76/mt76x2_phy.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
--- a/drivers/net/wireless/mediatek/mt76/mt76x2_phy.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2_phy.c @@ -492,8 +492,10 @@ mt76x2_phy_update_channel_gain(struct mt 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;
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